VeEX RXT-3000 User Manual
  1. Manuals
  2. Brands
  3. VeEX Manuals
  4. Control Unit
  5. RXT-3000
  6. User manual

VeEX RXT-3000 User Manual

Combo module for rxt-1200 platform
Hide thumbs Also See for RXT-3000:
1
Table Of Contents
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
Table of Contents

Advertisement

Quick Links

RXT-3000 e_Manual D07-00-088P RevA00
Page 1 of 415

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the RXT-3000 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for VeEX RXT-3000

Summary of Contents for VeEX RXT-3000

  • Page 1 RXT-3000 e_Manual D07-00-088P RevA00 Page 1 of 415...

  • Page 2: Table Of Contents

    RXT-3000 e_Manual D07-00-088P RevA00 Page 2 of 415 Table of Contents 1.0 About This User Manual 2.0 Introduction 3.0 Safety Information 4.0 Basic Operations 5.0 Utilities 6.0 Setup 6.1 Signal Overview 6.2 Setup: PDH 6.2.1 Transmitter Setup 6.2.2 Receiver Setup 6.3 Setup: SDH...
  • Page 3 RXT-3000 e_Manual D07-00-088P RevA00 Page 3 of 415 7.0 Results 7.1 Results: PDH 7.1.1 Summary 7.1.2 Errors and Alarms 7.1.3 Event Log 7.1.4 Signal 7.1.5 Histogram 7.1.6 Graph 7.1.7 Performance Analysis 7.2 Results: SDH 7.2.1 Summary 7.2.2 Errors and Alarms 7.2.3 Event Log...
  • Page 4 RXT-3000 e_Manual D07-00-088P RevA00 Page 4 of 415 8.1 Alarm Generation 8.1.1 PDH Alarms 8.1.2 SDH Alarms 8.1.3 OTN Alarms 8.2 Error Insertion 8.2.1 PDH & T-Carrier Errors 8.2.2 SDH Errors 8.2.3 OTN Errors 9.0 OTN Tools 9.1 Shortcuts 9.2 Overhead Analyzer & Generator 9.2.1 OTN Frame Analysis...
  • Page 5 RXT-3000 e_Manual D07-00-088P RevA00 Page 5 of 415 10.1.5.2 Received Traces (RX) 10.1.6 Payload Labels 10.1.7 APS Tasks 10.1.7.1 APS Timing 10.1.7.2 APS Sequence 10.1.8 Tandem Connection Monitoring (TCM) 10.1.9 Tributary Scan 10.1.10 Round Trip Delay 10.1.11 Jitter and Wander 10.2 SONET Tools...
  • Page 6 RXT-3000 e_Manual D07-00-088P RevA00 Page 6 of 415 11.2 E3 Pulse Mask 11.3 E1 APS Testing 11.4 E1 Frame Words 11.5 Round Trip Delay 11.6 E1 RX Data 11.7 E1 ISDN PRI 11.7.1 ISDN PRI Call 11.7.1.1 Setup (PRI Call Setup) 11.7.1.2 Signal...
  • Page 7 RXT-3000 e_Manual D07-00-088P RevA00 Page 7 of 415 13.0 Jitter and Wander Application 13.1 Jitter Measurement & Generation (Jitter icon) 13.2 Max Jitter Tolerance 13.3 Jitter Transfer Function 13.4 Wander Measurement 13.4.1 Setup 13.4.2 Wander Result 13.4.3 Wander Analysis PC Software 14.0 OTU-Xe...
  • Page 8 RXT-3000 e_Manual D07-00-088P RevA00 Page 8 of 415 15.1.2 Port Setup 15.1.3 Measurement Settings 15.1.3.1 Clock Synchronization Process 15.1.4 MX Discover and Control 15.1.5 ViPAG Router Test 15.2 BERT 15.2.1 BERT Setup 15.2.1.1 Header Settings 15.2.1.2 Traffic Settings 15.2.1.3 Error Injection 15.2.1.4 Starting/Stopping a BERT...
  • Page 9 RXT-3000 e_Manual D07-00-088P RevA00 Page 9 of 415 15.4 V-SAM 15.4.1 V-SAM Setup 15.4.1.1 Header Settings 15.4.1.2 Service Attributes 15.4.2 Results 15.5 Throughput Testing (Multiple Streams) 15.5.1 Setup 15.5.1.1 General Throughput Settings (Global Configuration) 15.5.1.2 MX Discover and Control Settings 15.5.1.3 Per Stream Configurations...
  • Page 10 RXT-3000 e_Manual D07-00-088P RevA00 Page 10 of 415 15.10 SyncE 15.10.1 SyncE Setup 15.10.2 SyncE Wander Measurements 15.11 1588v2 15.11.1 IP and Port Setup 15.11.2 Mode Setup 15.11.2.1 Master Emulation Mode Setup 15.11.2.2 Master Clock Settings 15.11.2.3 Slave Emulation Mode Setup 15.11.2.4 Slave Clock Settings...
  • Page 11 RXT-3000 e_Manual D07-00-088P RevA00 Page 11 of 415 17.2.1.3 Error Injection 17.2.2 Results 17.2.2.1 Summary 17.2.2.2 Signal 17.2.2.3 Errors 17.2.2.4 Alarms 17.2.2.5 Events 17.2.2.6 Saving and Retrieving Results 17.3 CPRI Layer 1 Framed Testing 17.3.1 Setup 17.3.2 Results 17.4 CPRI Layer 2 Framed Testing 17.4.1 Setup...

  • Page 12: About This User Manual

    No part of this document may be reproduced or transmitted electronically or otherwise without written permission from VeEX Inc. This device uses software either developed by VeEX Inc. or licensed by VeEX Inc. from third parties. The software is confidential and proprietary of VeEX Inc.

  • Page 13: Introduction

    Page 13 of 415 2.0 Introduction to RXT-3000 RXT-3000 Combo RXT-3000 Combo's all-inclusive hardware includes all physical interfaces and allows activating technologies, rates, protocols and test features via licenses, as required. XFP and SFP Optical Test Ports RJ45 10/100/1000Base-T Test Port...
  • Page 14 RXT-3000 e_Manual D07-00-088P RevA00 Page 14 of 415 1588v2 PTP (Precision Timing Protocol) Master and Slave Emulation with Clock Recovery and Translation PTP Message Capture, Decode and Export (pcap) Wander and Phase Measurements Fibre Channel (Storage Area Networks) 1, 2, 4, 8 and 10 Gbps...

  • Page 15: Safety Information

    Do not operate the instrument in the presence of flammable gases or fumes or any other combustible environment. VeEX Inc. assumes no liability for the customer's failure to comply with safety precautions and requirements.

  • Page 16: Basic Operations

    RXT-3000 e_Manual D07-00-088P RevA00 Page 16 of 415 4.0 Basic Operations Refer to the RXT-1200 Platform Manual for information about Basic Operations, Home menu, Launching Test Applications etc. Go back to top Go back to TOC...

  • Page 17: Utilities

    RXT-3000 e_Manual D07-00-088P RevA00 Page 17 of 415 5.0 Utilities Refer to the RXT-1200 Platform Manual for information about all Utilities and Tools available. Go back to top Go back to TOC...

  • Page 18: Signal Overview

    RXT-3000 e_Manual D07-00-088P RevA00 Page 18 of 415 6.0 OTN, SDH/SONET, PDH/DSn Test Mode Accessing Setup: Please see the RXT-1200 Platform manual Getting Started section to launch Test Applications. SONET Home Menu The Setup page has four tabs for setting the OTN, SDH/SONET, and PDH parameters: Signal, Measurements, General, and Auto-Config tabs.
  • Page 19 RXT-3000 e_Manual D07-00-088P RevA00 Page 19 of 415 Coupling TX and RX When the TX and RX signal structures are required to be identical or symmetrical, coupling the Transmitter and Receiver is possible. Tap on the blue "TX" or "RX" header to bring up the Copy menu. Copy menu options are Coupled, Tx=Rx, and Rx=Tx.
  • Page 20 RXT-3000 e_Manual D07-00-088P RevA00 Page 20 of 415 Go back to top Go back to TOC...

  • Page 21: Setup: Pdh

    RXT-3000 e_Manual D07-00-088P RevA00 Page 21 of 415 6.2 Setup: PDH 6.2.1 Transmitter Setup Note: Depending on whether SDH or SONET was selected from the SDH/SONET option under the General tab (see 6.3 SDH Setup), TX and RX configuration screens will look slightly different, but feature the same options described in this section.
  • Page 22 RXT-3000 e_Manual D07-00-088P RevA00 Page 22 of 415 Test Port: In PDH mode, only the electrical interface selection is possible. Line Code: In DS1 mode, the line code options default to B8ZS or AMI In DS3 mode, the line code is B3ZS or AMI In E1 mode, the line code options default to HDB3 or AMI.
  • Page 23 RXT-3000 e_Manual D07-00-088P RevA00 Page 23 of 415 channels) Fractional DS1 Mux: Configures the transmitter for full rate testing at 45Mbps signal with DS1 payloads (1 to 28 channels) for fractional testing using N or M 64kbps or 56kbps timeslots (contiguous or non-contiguous timeslots) In 2M mode, the options are 2M or Fractional E1 (N x64) where: 2M: Configures the transmitter for full rate testing at 2.048Mbps...

  • Page 24: Receiver Setup

    RXT-3000 e_Manual D07-00-088P RevA00 Page 24 of 415 Go back to top Go back to TOC 6.2.2 Receiver Setup Hierarchy Tapping the Hierarchy box opens the Rx Hierarchy Setup screen. Rx Hierarchy Setup Network Type: Select PDH as the network type High Rate: Options are 1.5Mbps (DS1), 2Mbps (E1), 8Mbps (E2), 34Mbps (E3), 45Mbps (DS3), 140Mbps (E4)
  • Page 25 RXT-3000 e_Manual D07-00-088P RevA00 Page 25 of 415 Test Port: If a PDH structure has been selected in the Hierarchy setup, the optical options will be disabled under the test port menu. Termination: The sensitivity of the receiver can be set for ITU-T and ANSI, Protected Monitoring Points (PMP) or High Impedance connections.
  • Page 26 RXT-3000 e_Manual D07-00-088P RevA00 Page 26 of 415 Pattern Tapping the Pattern box opens the Rx Pattern Setup screen shown below. Rx Pattern Setup Out of Service: Should be selected if the incoming signal is expected to contain a known test pattern. Deselect this option if signal is expected to contain live network traffic –...

  • Page 27: Setup: Sdh

    RXT-3000 e_Manual D07-00-088P RevA00 Page 27 of 415 6.3 Setup: SDH Selecting SDH from the General tab To display SDH options for the TX and RX block configuration, tap on the General tab from the Setup screen and select SDH from the SDH/SONET drop-down menu.
  • Page 28 RXT-3000 e_Manual D07-00-088P RevA00 Page 28 of 415 Tx Hierarchy - Normal Operating Mode Operating Mode: Normal, Payload, or Transparent Normal Mode: Unit working as normal SDH mode. Payload Through Mode: Overhead overwrite Editing Thru mode allows for some intrusive error and alarm injection through overhead manipulation.
  • Page 29 RXT-3000 e_Manual D07-00-088P RevA00 Page 29 of 415 Clock Source: Can be configured as follows: Internal clock: The clock for the transmitter is derived from the internal clock. The internal clock has an accuracy of +/- 3.5ppm conforming to G.812 recommendations.
  • Page 30 RXT-3000 e_Manual D07-00-088P RevA00 Page 30 of 415 Tx Structure Setup - Graphical Mode AU4 Mapping: VC4-64C, VC4-16C, VC4-4C, VC4, VC3, and VC12 are available. AU3 Mapping: VC3,VC12, and TU11/VC11 are available. Bulk: Tap the check box to enable the setting. In bulk mode, the entire VT container is filled with a test pattern per ITU-T 0.181 recommendations.
  • Page 31 RXT-3000 e_Manual D07-00-088P RevA00 Page 31 of 415 of a 2.048Mbps signal 63 x TU-12s may be multiplexed into a STM-1 VC-4 The tributary numbering used above is per ITU-T G.707 standard. The high order paths are named using a C, B, A convention as follows:...

  • Page 32: Receiver Setup

    RXT-3000 e_Manual D07-00-088P RevA00 Page 32 of 415 In VC12 mapping mode, the Low Rate options are 2M or Fractional E1 (N x64) where: 2M: Configures the transmitter for full rate testing at 2.048Mbps Fractional E1: Configures the transmitter for fractional testing using N or M 64kbps timeslots (contiguous or non-...
  • Page 33 RXT-3000 e_Manual D07-00-088P RevA00 Page 33 of 415 Rx Hierarchy Setup Go back to top Go back to TOC Interface Tapping the Interface setup box opens the Rx Interface screen. The Interface setup options for the Rx are the same as for the Tx described previously, except for clock offset, which is only available in Tx.
  • Page 34 RXT-3000 e_Manual D07-00-088P RevA00 Page 34 of 415 SDH Rx Structure and Payload configurations are the same as for SDH Tx setup described previously. Rx Structure Setup Rx Payload Setup Go back to top Go back to TOC Pattern Tapping the Pattern box opens the Rx Pattern setup screen. The pattern setup options for the Rx are the same as for the Tx described previously, except for the Out of Service selection, which should be selected if the incoming signal is expected to contain a known test pattern.
  • Page 35 RXT-3000 e_Manual D07-00-088P RevA00 Page 35 of 415 Go back to top Go back to TOC...

  • Page 36: Setup: Sonet

    RXT-3000 e_Manual D07-00-088P RevA00 Page 36 of 415 6.4 Setup: SONET Selecting SONET from the General tab To display SONET options for the TX and RX block configuration, tap on the General tab from the Setup screen and select SONET from the SDH/SONET drop-down menu.
  • Page 37 RXT-3000 e_Manual D07-00-088P RevA00 Page 37 of 415 Tapping the Hierarchy box opens the Tx Hierarchy Setup screen. Tx Hierarchy Setup - Through Mode Through Mode: Normal Mode: Unit working as normal SONET mode. Payload Through Mode: Overhead overwrite Editing Thru mode allows for some intrusive error and alarm injection through overhead manipulation.
  • Page 38 RXT-3000 e_Manual D07-00-088P RevA00 Page 38 of 415 Optical interface is available for OC-1, OC-3, OC-12, OC-48 and OC-192 signals. Electrical interface is available for STS-1 and STS-3 signals. Clock Source: Can be configured as follows. Internal clock: The clock for the transmitter is derived from the internal clock. The internal clock has an accuracy of +/- 3.5ppm conforming to G.812 recommendations.
  • Page 39 RXT-3000 e_Manual D07-00-088P RevA00 Page 39 of 415 Tx Structure Setup - Graphical Mode Channel Selection: The Tx channel is selected by entering the STS-N, VT-GRP, and VT-1.5 SPE channel. Bulk: Tap the check box to enable the setting. In Bulk mode, the entire VT container is filled with a test pattern per ITU-T 0.181 recommendations.
  • Page 40 RXT-3000 e_Manual D07-00-088P RevA00 Page 40 of 415 Note: VT-GRP: In order to carry a mixed size of VTs in a STS-1 SPE in an efficient manner, VT Group (VTG) is defined. The size of the VTG is 12 columns, which is the least common multiple of the four sizes of VTs. Only one type of VT can be contained within each VTG.
  • Page 41 RXT-3000 e_Manual D07-00-088P RevA00 Page 41 of 415 In STS-1 mapping mode/Tributary set to DS3, the Low Rate option are 45M or 1.544M Mux (DS3/DS1 Mux) or Fractional DS1 (Nx64 or Nx56) Mux where: 45M: Configures the transmitter for full rate testing at 45Mbps 1.544M Mux mode: Configures the transmitter for full rate testing at 45Mbps signal with DS1 payloads (1 to 28 channels)

  • Page 42: Receiver Setup

    RXT-3000 e_Manual D07-00-088P RevA00 Page 42 of 415 Go back to top Go back to TOC 6.4.2 Receiver Setup Hierarchy Tapping the Hierarchy setup box opens the Rx Hierarchy screen. The Hierarchy setup options for the Rx are the same as for the Tx described previously.
  • Page 43 RXT-3000 e_Manual D07-00-088P RevA00 Page 43 of 415 Go back to top Go back to TOC Structure Tapping the Structure setup box opens the Rx Structure screen. The Structure setup options for the Rx are the same as for the Tx described previously.
  • Page 44 RXT-3000 e_Manual D07-00-088P RevA00 Page 44 of 415 Go back to top Go back to TOC Pattern Tapping the Pattern box opens the Rx Pattern setup screen. The pattern setup options for the Rx are the same as for the Tx described previously, except for the Out of Service selection, which should be selected if the incoming signal is expected to contain a known test pattern.

  • Page 45: Setup: Otn/Sdh

    RXT-3000 e_Manual D07-00-088P RevA00 Page 45 of 415 6.5 Setup: OTN/SDH Selecting SDH from the General tab To verify that the Tx and Rx block diagrams are OTN/SDH, verify that SDH is selected from the SDH/SONET drop-down menu under the General tab.

  • Page 46: Transmitter Setup

    RXT-3000 e_Manual D07-00-088P RevA00 Page 46 of 415 structure is shown below. Scrambler: ON/OFF FEC: FEC encoder can be ON/OFF (activated / deactivated) Go back to top Go back to TOC Interface, Structure, Payload, and Pattern Interface, Structure, Payload, and Pattern TX block configurations are identical to configurations in 6.4.1 Transmitter Setup...
  • Page 47 RXT-3000 e_Manual D07-00-088P RevA00 Page 47 of 415 Tx Structure Setup - Graphical Mode Tx Payload Setup Tx Pattern Setup...

  • Page 48: Receiver Setup

    RXT-3000 e_Manual D07-00-088P RevA00 Page 48 of 415 Go back to top Go back to TOC 6.5.2 Receiver Setup Hierarchy Tapping the Hierarchy setup box opens the Rx Hierarchy screen. The Hierarchy setup options for the Rx are the same as for the Tx described previously.
  • Page 49 RXT-3000 e_Manual D07-00-088P RevA00 Page 49 of 415 Go back to top Go back to TOC Structure and Payload OTN/SDH Rx Structure and Payload configurations are the same as for OTN/SDH Tx setup described previously. Rx Structure Rx Payload Go back to top Go back to TOC...
  • Page 50 RXT-3000 e_Manual D07-00-088P RevA00 Page 50 of 415 Pattern Tapping the Pattern box opens the Rx Pattern setup screen. The Pattern setup options for the Rx are the same as for the Tx described previously, except for the Out of Service selection, which should be selected if the incoming signal is expected to contain a known test pattern.

  • Page 51: Setup: Otn/Sonet

    RXT-3000 e_Manual D07-00-088P RevA00 Page 51 of 415 6.6 Setup: OTN/SONET Selecting SONET from the General tab To verify that the Tx and Rx block diagrams are OTN/SONET, verify that SONET is selected from the SDH/SONET drop-down menu under the General tab.
  • Page 52 RXT-3000 e_Manual D07-00-088P RevA00 Page 52 of 415 OTN Mapping: SYNC, ASYNC, and PRBS pattern Note: ITU-T G.709 and STS mappings per Bellcore GR-253 and ANSI T1.105 recommendations are supported. The multiplexing structure is shown below. Scrambler: ON/OFF FEC: FEC encoder can be ON/OFF (activated / deactivated)
  • Page 53 RXT-3000 e_Manual D07-00-088P RevA00 Page 53 of 415 Tx Structure Setup - Text Mode Tx Structure Setup - Graphical Mode...

  • Page 54: Receiver Setup

    RXT-3000 e_Manual D07-00-088P RevA00 Page 54 of 415 Tx Payload Setup Tx Pattern Setup Go back to top Go back to TOC 6.6.2 Receiver Setup Hierarchy Tapping the Hierarchy setup box opens the Rx Hierarchy screen. The Hierarchy setup options for the Rx are the same as for the Tx described previously.
  • Page 55 RXT-3000 e_Manual D07-00-088P RevA00 Page 55 of 415 Go back to top Go back to TOC Interface Tapping the Interface setup box opens the Rx Interface screen. The Interface setup options for the Rx are the same as for the Tx described previously, except for clock offset, which is only available in Tx.
  • Page 56 RXT-3000 e_Manual D07-00-088P RevA00 Page 56 of 415 Rx Payload Go back to top Go back to TOC Pattern Tapping the Pattern box opens the Rx Pattern setup screen. The Pattern setup options for the Rx are the same as for the Tx described previously, except for the Out of Service selection, which should be selected if the incoming signal is expected to contain a known test pattern.
  • Page 57 RXT-3000 e_Manual D07-00-088P RevA00 Page 57 of 415 Go back to top Go back to TOC...

  • Page 58: Measurement Configuration

    RXT-3000 e_Manual D07-00-088P RevA00 Page 58 of 415 6.7 Measurement Configuration Tapping the Measurements tab opens the setup screen for the Timer, Performance Analysis, and General configurations. Measurements tab Go back to top Go back to TOC 6.7.1 Timer Setup Configure a test to run for a fixed duration or a delayed start.
  • Page 59 RXT-3000 e_Manual D07-00-088P RevA00 Page 59 of 415 The recommendations are briefly defined as follows: G.821: Error performance of an international digital connection operating at a bit rate below the primary rate and forming part of an Integrated Service Digital Network (ISDN)

  • Page 60: General

    RXT-3000 e_Manual D07-00-088P RevA00 Page 60 of 415 Go back to top Go back to TOC 6.7.3 General The General setup page configures the audible alarm and APS protocol settings. General tab APS Protocol: Linear or Ring architectures are selectable. This determines how the APS bytes (K1/K2) are decoded in the SDH Overhead Analyzer or how they are generated in the SDH Overhead Generator.
  • Page 61 RXT-3000 e_Manual D07-00-088P RevA00 Page 61 of 415 The Auto-Config function automatically sets the receiver of the test set. A search for SDH and PDH signals at both the electrical or optical inputs is performed to determine the signal structure. For electrical signals, both Terminated and PMP voltage ranges are searched and supported.
  • Page 62 RXT-3000 e_Manual D07-00-088P RevA00 Page 62 of 415 7.0 Results Accessing Results To access measurements for PDH, SDH, SONET, and OTN, tap on Start, which starts testing, or Results. Results icon Go back to top Go back to TOC 7.1 Results: PDH 7.1.1 Summary...
  • Page 63 RXT-3000 e_Manual D07-00-088P RevA00 Page 63 of 415 Go back to top Go back to TOC 7.1.2 Errors and Alarms The Error/Alarm tab brings up several pages showing the errors and alarm status. Alarms/Errors results provides an overview of all the Errors and Alarms applicable to the signal or network under test. The color of the page tab is normally blue; however, it will turn red when an alarm error condition has been detected or recorded.
  • Page 64 RXT-3000 e_Manual D07-00-088P RevA00 Page 64 of 415 Go back to top Go back to TOC Errors/Alarms (Page 3) Page 3 lists the Errors in logical order that are associated with the signal under test. All errors are counted simultaneously and stored.
  • Page 65 RXT-3000 e_Manual D07-00-088P RevA00 Page 65 of 415 Go back to top Go back to TOC 7.1.3 Event Log The Event log tab brings up the screen listing the Error and Alarm events recorded during a test. The events are presented in...
  • Page 66 RXT-3000 e_Manual D07-00-088P RevA00 Page 66 of 415 Frequency: The received signal frequency and offset is measured and displayed. For E1 signals, the measurement is performed on both balanced 100 ohm and unbalanced 75 ohm interfaces. Current: Indicates the frequency of the input signal...
  • Page 67 RXT-3000 e_Manual D07-00-088P RevA00 Page 67 of 415 Go back to top Go back to TOC 7.1.5 Histogram The Histogram tab displays a historical record of the Alarms and Errors recorded during the measurement interval. A dedicated page is available for errors and alarms including BER. Scroll through the various pages to display the anomalies of interest.
  • Page 68 RXT-3000 e_Manual D07-00-088P RevA00 Page 68 of 415 A graphical timeline on the horizontal axis indicates when the event occurred while the vertical axis indicates the logarithmic scale of errors. The upper left and right arrows allow the user to scroll through the measurement period, while the + and – keys allow zooming in/out of the time axis.
  • Page 69 RXT-3000 e_Manual D07-00-088P RevA00 Page 69 of 415 N x 64kbps Framed patterns and bulk signals Pass/Fail result is in conjunction with path allocation between 0.1 and 100% Note: ITU-T G.821 evaluates bit errors, therefore, facilities for evaluating block errors are disabled. G.821 relies on the evaluation of bit errors, thus the test channel must be taken out of service to perform the measurement.
  • Page 70 RXT-3000 e_Manual D07-00-088P RevA00 Page 70 of 415 Evaluation According to ITU-T G.828 G.828 provides a precise block length for each bit rate as opposed to G.826. ES, SES, BBE, UAS and SEP are evaluated. Pass/Fail result is in conjunction with path allocation between 0.1 and 100%.
  • Page 71 RXT-3000 e_Manual D07-00-088P RevA00 Page 71 of 415 Evaluation According to ITU-T G.829 G.829 is based on the principle of monitoring block errors in service. ES, SES, BBE and UAS are evaluated. G.829 evaluation can be performed on the following events:...
  • Page 72 RXT-3000 e_Manual D07-00-088P RevA00 Page 72 of 415 Unframed patterns Framed patterns and bulk signals N x 64kbps Since M.2100 evaluates bit errors, facilities for evaluating block errors are disabled. M.2101 Analysis Evaluation According to ITU-T M.2101 M.2101 is very similar to M.2100 except it deals with SDH systems only.
  • Page 73 RXT-3000 e_Manual D07-00-088P RevA00 Page 73 of 415 7.2 Results: SDH 7.2.1 Summary The Summary tab displays a summary of test results and parameters. At a glance, the user is able to see if there are any alarms, errors, or signal failure pertaining to the SDH signal and its payload.
  • Page 74 RXT-3000 e_Manual D07-00-088P RevA00 Page 74 of 415 Go back to top Go back to TOC 7.2.2 Errors and Alarms The Errors/Alarms tab brings up several pages showing the errors and alarms status. Page 1 provides an overview of all the Errors and Alarms applicable to the signal or network under test. The color of the page tab is normally blue;...
  • Page 75 RXT-3000 e_Manual D07-00-088P RevA00 Page 75 of 415 SDH Error and Alarm defection criteria per ITU-T G.707 and O.150 recommendations: SDH Error and Alarm defection criteria per ITU-T G.707 and O.150 recommendations:...
  • Page 76 RXT-3000 e_Manual D07-00-088P RevA00 Page 76 of 415...
  • Page 77 RXT-3000 e_Manual D07-00-088P RevA00 Page 77 of 415 PDH alarms are described in Results. Go back to top Go back to TOC Errors/Alarms (Page 2) Page 2 lists the SDH Errors in logical order that are associated with the signal under test. All errors are evaluated and stored.
  • Page 78 RXT-3000 e_Manual D07-00-088P RevA00 Page 78 of 415 The alarms associated with the Section and Line are displayed separately for ease of interpretation. Errors/Alarms (Page 3) Go back to top Go back to TOC Errors/Alarms (Page 4 & 5) Page 4 & 5 lists the High Order Path and Low Order path in logical order that are associated with the signal under test. All alarms are evaluated and stored.
  • Page 79 RXT-3000 e_Manual D07-00-088P RevA00 Page 79 of 415 Go back to top Go back to TOC Errors/Alarms (Page 6) Page 6 lists the PDH Alarms in logical order that are associated with the signal and payload under test. All alarms are evaluated and stored.
  • Page 80 RXT-3000 e_Manual D07-00-088P RevA00 Page 80 of 415 Errors/Alarms (Page 8) Page 8 lists the BERT Errors in logical order that are associated with the signal and payload under test. All errors are evaluated and stored. Errors/Alarms (Page 8) Go back to top Go back to TOC 7.2.3 Event Log...
  • Page 81 RXT-3000 e_Manual D07-00-088P RevA00 Page 81 of 415 Go back to top Go back to TOC 7.2.4 Signal The signal tab displays the Level and Frequency screen. Page 1 displays the level measurement in electrical units (volts) for STM-1, STM-4, STM-16 and STM-64 signals.
  • Page 82 RXT-3000 e_Manual D07-00-088P RevA00 Page 82 of 415 Frequency: The received signal frequency and offset is measured and displayed. SDH Current: Indicates the frequency of the input signal. Offset: Indicates the difference between the standard rate and the rate of the input signal.
  • Page 83 RXT-3000 e_Manual D07-00-088P RevA00 Page 83 of 415 Signal > Optical Information (Page 4) Page 4 displays the Optical module (SFP or XFP) Power Measurement Graph. Signal - Optical (Page 4) Go back to top Go back to TOC 7.2.5 Histogram The Histogram tab displays the screen showing a historical record of the Alarms and Errors recorded during the measurement interval.
  • Page 84 RXT-3000 e_Manual D07-00-088P RevA00 Page 84 of 415 Note: The alarms and errors presented depend on the signal type and structure selected. A graphical timeline on the horizontal axis indicates when the event occurred. The upper left and right arrows allow the user to scroll through the measurement period while the + and –...
  • Page 85 RXT-3000 e_Manual D07-00-088P RevA00 Page 85 of 415 Go back to top Go back to TOC Histogram (Page 4) Page 4 displays the Alarms and Errors associated with the High Order Path (HP, SDH). The measured parameters are: HP-UNE (HP-Unequipped)
  • Page 86 RXT-3000 e_Manual D07-00-088P RevA00 Page 86 of 415 Go back to top Go back to TOC Histogram (Page 6) Page 6 displays the Alarms and Errors associated with the Low Order Path (LP,SDH). The measured parameters are: LP-UNE (LP-Unequipped) LP-PLM (LP-Payload Mismatch)
  • Page 87 RXT-3000 e_Manual D07-00-088P RevA00 Page 87 of 415 Go back to top Go back to TOC Histogram (Page 8) Page 8 displays the Errors associated with the test pattern. Histogram - BERT Alarms/Errors (Page 8) Go back to top Go back to TOC 7.2.6 Graph...
  • Page 88 RXT-3000 e_Manual D07-00-088P RevA00 Page 88 of 415 Graph (Page 3) Go back to top Go back to TOC 7.2.7 Performance Analysis G.821 Analysis The Analysis tab displays measured objectives from ITU-T performance tests selected from the Measurements tab (Setup >...
  • Page 89 RXT-3000 e_Manual D07-00-088P RevA00 Page 89 of 415 7.3 Results: SONET 7.3.1 Summary The Summary tab displays a summary of test results and parameters. At a glance, the user is able to see if there are any alarms, errors, or signal failure pertaining to the SONET signal and its payload.
  • Page 90 RXT-3000 e_Manual D07-00-088P RevA00 Page 90 of 415 7.3.2 Errors/Alarms The Errors/Alarms tab brings up several pages showing error and alarm statuses. Page 1 provides an overview of all the Errors and Alarms applicable to the signal or network under test. The color of the page tab is normally blue;...
  • Page 91 RXT-3000 e_Manual D07-00-088P RevA00 Page 91 of 415 SONET Error and Alarm definitions per Bellcore GR.253 and ANSI T1.105 recommendations: SONET Error and Alarm defection criteria per Bellcore GR.253 and ANSI T1.105/231:...
  • Page 92 RXT-3000 e_Manual D07-00-088P RevA00 Page 92 of 415 PDH alarms are described in Results. Go back to top Go back to TOC Errors/Alarms (Page 2) Page 2 lists the SONET Errors in logical order that are associated with the signal under test. All errors are evaluated and stored.
  • Page 93 RXT-3000 e_Manual D07-00-088P RevA00 Page 93 of 415 rate. Errors/Alarms (Page 2) Go back to top Go back to TOC Errors/Alarms (Page 3) Page 3 lists the Section and Line Overhead Alarms in logical order associated with the signal under test. All alarms are evaluated and stored.
  • Page 94 RXT-3000 e_Manual D07-00-088P RevA00 Page 94 of 415 Errors/Alarms (Page 5) Go back to top Go back to TOC Errors/Alarms (Page 6) Page 6 lists the PDH/DSn Alarms in logical order that are associated with the signal and payload under test. All alarms are evaluated and stored.
  • Page 95 RXT-3000 e_Manual D07-00-088P RevA00 Page 95 of 415 Go back to top Go back to TOC Errors/Alarms (Page 7) Page 7 lists the PDH/DSn Errors in logical order that are associated with the signal and payload under test. All errors are evaluated and stored.
  • Page 96 RXT-3000 e_Manual D07-00-088P RevA00 Page 96 of 415 Results: PDH > Event Log for details Event Log Go back to top Go back to TOC 7.3.4 Signal The Signal tab displays the Level and Frequency screen. Page 1 displays the level measurement in electrical units (volts) for OC-3, OC-12, OC-48 and OC-192 signals.
  • Page 97 RXT-3000 e_Manual D07-00-088P RevA00 Page 97 of 415 Frequency: The received signal frequency and offset is measured and displayed. SONET Current: Indicates the frequency of the input signal. Offset: Indicates the difference between the standard rate and the rate of the input signal.
  • Page 98 RXT-3000 e_Manual D07-00-088P RevA00 Page 98 of 415 Go back to top Go back to TOC Optical Information (Page 3) Page 3 displays the Optical module (SFP or XFP) information which includes Vendor name, Part Number and Optical Wavelength. Signal - Optical (Page 3) Signal >...
  • Page 99 RXT-3000 e_Manual D07-00-088P RevA00 Page 99 of 415 Histogram - SONET Alarms (Page 1) Note: The alarms and errors presented depend on the signal type and structure selected. A graphical timeline on the horizontal axis indicates when the event occurred. The upper left and right arrows allow the user to scroll through the measurement period while the + and –...
  • Page 100 RXT-3000 e_Manual D07-00-088P RevA00 Page 100 of 415 Go back to top Go back to TOC Histogram (Page 4) Page 4 displays the Alarms and Errors associated with the STS Path. The measured parameters are: UNEQ-P (STS Path-Unequipped) PLM-P (STS Path-Payload Mismatch)
  • Page 101 RXT-3000 e_Manual D07-00-088P RevA00 Page 101 of 415 Go back to top Go back to TOC Histogram (Page 6) Page 6 displays the Alarms and Errors associated with the VT Path. The measured parameters are: UNEQ-V (VT-Unequipped) PLM-V (VT-Payload Mismatch)
  • Page 102 RXT-3000 e_Manual D07-00-088P RevA00 Page 102 of 415 Go back to top Go back to TOC Histogram (Page 8) Page 8 displays the Bit Errors associated with the test pattern. Histogram - BERT Alarms/Errors (Page 8) Go back to top Go back to TOC 7.3.6 Graph...
  • Page 103 RXT-3000 e_Manual D07-00-088P RevA00 Page 103 of 415 Graph (Page 1) Go back to top Go back to TOC 7.3.7 Performance Analysis G.821 Analysis The Analysis tab displays measured objectives from ITU-T performance tests selected from the Measurements tab (Setup >...
  • Page 104 RXT-3000 e_Manual D07-00-088P RevA00 Page 104 of 415 7.4 Results: OTN Measurements are accessed by tapping the Results icon in the main menu. The results comprise a range of tabbed pages, similar to the setup pages. 7.4.1 Summary The Summary tab displays a summary page of test results and parameters. At a glance, the user is able to see if there are any alarms, errors or signal failure pertaining to the OTN/SDH signal and its payload.
  • Page 105 RXT-3000 e_Manual D07-00-088P RevA00 Page 105 of 415 Go back to top Go back to TOC 7.4.2 Errors and Alarms The Error/Alarm tab brings up several pages showing the errors and alarm status. Page 1 provides an overview of all the Errors and Alarms applicable to the signal or network under test. The color of the page tab is normally blue;...
  • Page 106 RXT-3000 e_Manual D07-00-088P RevA00 Page 106 of 415 OTN Error and Alarm definitions per ITU-T G.709 recommendations:...
  • Page 107 RXT-3000 e_Manual D07-00-088P RevA00 Page 107 of 415 SDH/PDH alarms are described previously Go back to top Go back to TOC Errors/Alarms (Page 3) Page 3 lists the OTU Errors in logical order that are associated with the signal under test. All errors are evaluated and stored.
  • Page 108 RXT-3000 e_Manual D07-00-088P RevA00 Page 108 of 415 Errors/Alarms (Page 3) Go back to top Go back to TOC Errors/Alarms (Page 4 & 5) Page 4 lists the OTU Alarms in logical order associated with the signal under test. All alarms are evaluated and stored. The Elapsed Time [ET] since the start of the test is shown in the upper right hand corner.
  • Page 109 RXT-3000 e_Manual D07-00-088P RevA00 Page 109 of 415 The alarms associated with the Section and Line are displayed separately for ease of interpretation. Go back to top Go back to TOC Errors/Alarms (Page 6 & 7) Page 6 & 7 lists the ODU/OPU errors and alarms in logical order that are associated with the signal under test. All alarms are evaluated and stored.
  • Page 110 RXT-3000 e_Manual D07-00-088P RevA00 Page 110 of 415 Go back to top Go back to TOC Errors/Alarms (Page 8 to 14) Page 8 to 14 lists the SDH/PDH Alarms in logical order that are associated with the signal and payload under test. All alarms are evaluated and stored.
  • Page 111 RXT-3000 e_Manual D07-00-088P RevA00 Page 111 of 415 Min (ppm): Indicates the difference between the standard rate and the minimum deviation detected in the input signal Max (ppm): Indicates the difference between the standard rate and the maximum deviation detected in the input...
  • Page 112 RXT-3000 e_Manual D07-00-088P RevA00 Page 112 of 415 Go back to top Go back to TOC...

  • Page 113: Alarm Generation

    RXT-3000 e_Manual D07-00-088P RevA00 Page 113 of 415 8.0 Alarm Generation and Error Insertion Accessing Alarm Generation and Error Insertion Tap on Home (main menu) > Alarm/Error The alarm and error functions are used in conjunction with the drop-down menu which has dedicated buttons for error injection and alarm generation.

  • Page 114: Sdh Alarms

    RXT-3000 e_Manual D07-00-088P RevA00 Page 114 of 415 The following PDH and T-Carrier alarms can be generated: E1 signals: LOS, LOF, AIS, RDI E3 signals: LOS, LOF, AIS, RDI E4 signals: LOS, LOF, AIS, RDI DS1 signals: AIS, Yellow, idle, LOS, LOF DS3 signals: LOS, LOF, OOF, AIS, Parity Mode: Static (enable/disable) using drop-down menu function.

  • Page 115: Otn Alarms

    RXT-3000 e_Manual D07-00-088P RevA00 Page 115 of 415 8.1.3 OTN Alarms The following OTN alarms can be generated: OTU-1/OTU-2: LOS, LOF, OOF, OOM, LOM, AIS, IAE, BDI, TIM ODU-1/OPU-2:AIS, OCI, LCK, BDI, TIM OPU-1/OTU-2: PLM SDH Payload alarms: LOF, MS-AIS, MS-RDI, RS-TIM, AU-LOP, AU-AIS, HP-UNEQ, HP-PLM, HP-RDI, HP-TIM, TU-...

  • Page 116: Sdh Errors

    RXT-3000 e_Manual D07-00-088P RevA00 Page 116 of 415 E4 signals: FAS, Bit DS1 signals: Code, FAS, Bit DS3 signals: Code, FAS, Bit PDH Error Type Go back to top Go back to TOC 8.2.2 SDH Errors The following SDH errors can be generated: STM-1/4/16/64 signals: FAS, B1, B2, MS-REI, B3, HP-REI, LP-BIP, LP-REI, Depends on payload: 2M-FAS, 2M-CRC, 2M-REI, 34M-FAS, 45M-FAS, 1.5M-FAS...
  • Page 117 RXT-3000 e_Manual D07-00-088P RevA00 Page 117 of 415 Go back to top Go back to TOC Error Flow: OTN, SDH, SONET, PDH signals Injects different anomalies into the transmit signal. Error insertion flow modes include: Single: Inserts a single error every time the insertion button is tapped...

  • Page 118: Otn Tools

    RXT-3000 e_Manual D07-00-088P RevA00 Page 118 of 415 9.0 OTN Tools 9.1 Shortcuts Accessing OTN Tools Tap on Home (main menu) > OTN Tools OTN Tools Menu Overhead Analyzer: Displays the Optical Channel Transport Unit (OTU) Displays Optical Channel Data Unit (ODU)

  • Page 119: Otn Frame Analysis

    RXT-3000 e_Manual D07-00-088P RevA00 Page 119 of 415 The Overhead is color coded for simplified viewing. Decoding Bytes Tapping the applicable byte enables an automatic decode – a byte description including the Hexadecimal and Binary value is provided. For some bytes, an advanced decode of the various bits is also available.
  • Page 120 RXT-3000 e_Manual D07-00-088P RevA00 Page 120 of 415 The OTU overhead is comprised of the SM, GCC0, and RES bytes. Section Monitoring (SM) Bytes are used for the Trail Trace Identifier (TTI), Parity (BIP-8) and the Backward Error Indicator (BEI) (also known as the Backward Incoming Alignment Error [BIAE]), Backward Defect Indicator (BDI), and Incoming Alignment Error (IAE).

  • Page 121: Optical Data Unit (Odu) Analysis

    RXT-3000 e_Manual D07-00-088P RevA00 Page 121 of 415 Go back to top Go back to TOC 9.2.3 Optical Data Unit (ODU) Analysis The ODU overhead is divided into several fields: RES, PM, TCMi, TCM ACT, FTFL, EXP, GCC1/GCC2 and APS/PCC.
  • Page 122 RXT-3000 e_Manual D07-00-088P RevA00 Page 122 of 415 Go back to top Go back to TOC Fault Type and Fault Location (FTFL) Reporting communication channel field used to create a message spread over a 256-byte multiframe Provides the ability to send forward and backward path-level fault indications...
  • Page 123 RXT-3000 e_Manual D07-00-088P RevA00 Page 123 of 415 Go back to top Go back to TOC Experimental (EXP) Field not subject to standards and is available for network operator applications EXP Type Go back to top Go back to TOC...

  • Page 124: Optical Payload Unit (Opu) Analysis

    RXT-3000 e_Manual D07-00-088P RevA00 Page 124 of 415 GCC1 Type Go back to top Go back to TOC Automatic Protection Switching and Protection Communication Channel (APS/PCC) Supports up to eight levels of nested APS/PCC signals associated to a dedicated-connection monitoring level...

  • Page 125: Payload Label

    RXT-3000 e_Manual D07-00-088P RevA00 Page 125 of 415 The other fields in the OPU overhead are dependent on the mapping capabilities associated to the OPU. For an asynchronous mapping (the client signal and OPU clock are different), Justification Control (JC) bytes are available to compensate for clock rate differences.

  • Page 126: Trace Identifier

    RXT-3000 e_Manual D07-00-088P RevA00 Page 126 of 415 PSI[0] contains a one-byte Payload type. PSI[1] to PSI[255] are mapping and concatenation specific. Go back to top Go back to TOC 9.4 Trace Identifier (Trail Trace Identifier) Tap the Trace Identifier icon to display the screen shown below. There are tabs for Tx and RX settings of the TTI.

  • Page 127: Tcm Tasks

    RXT-3000 e_Manual D07-00-088P RevA00 Page 127 of 415 Trail Trace Identifier TTI similar to the J0 byte in SONET/SDH, is used to identify the signal from the source to the destination within the network. The TTI contains the so called Access Point Identifiers (API) which are used to specify the Source Access Point Identifier (SAPI) and Destination Access Point Identifier (DAPI).
  • Page 128 RXT-3000 e_Manual D07-00-088P RevA00 Page 128 of 415 nested, and overlapping. LTC: Loss of Tandem Connection Signal OCI: Open Connection Indication AIS: TC Alarm Indication Signal LCK: Locked Defect BDI: Backward Defect Indication IAE: Incoming Alignment Error BIAE: Backward Incoming Alignment Error...

  • Page 129: Sdh/Sonet Tools

    RXT-3000 e_Manual D07-00-088P RevA00 Page 129 of 415 10.0 SDH/SONET Tools 10.1 SDH/SONET Tools Accessing SDH/SONET Tools Tap on Home (main menu) >SONET/SDH Tools 10.1.1 Shortcuts SDH/SONET Tools Menu Overhead Analyzer: Displays the Section Overhead (SOH) and Path Overhead (POH) bytes of the received channel.
  • Page 130 RXT-3000 e_Manual D07-00-088P RevA00 Page 130 of 415 Tapping the applicable byte enables an automatic decode – a byte description including the Hexadecimal and Binary value is provided. For some bytes, an advanced decode of the various bits is also available.
  • Page 131 RXT-3000 e_Manual D07-00-088P RevA00 Page 131 of 415 Its value is calculated over all the bits of the STM-1 frame before scrambling The checksum value is placed in the RS overhead of the following STM-1 before scrambling Path Trace Byte (J0)
  • Page 132 RXT-3000 e_Manual D07-00-088P RevA00 Page 132 of 415 Go back to top Go back to TOC Line Layer / Multiplexer Section B2 Byte (MS-BIP) A 24-bit interleaved even parity code used to determine if transmission errors have occurred over the Multiplexer Section...
  • Page 133 RXT-3000 e_Manual D07-00-088P RevA00 Page 133 of 415 Go back to top Go back to TOC K1 Byte (APS-Ring) Used to activate and deactivate the switching between the main and protection paths on a multiplexer section APS message type conforms to ITU-T G.841/ Bellcore GR.253 Ring Network architectures...
  • Page 134 RXT-3000 e_Manual D07-00-088P RevA00 Page 134 of 415 Used to communicate Alarm Indication Signal (AIS) and Remote Defect Indication (RDI) conditions Bits 1-4 are the source node ID Bit 5 is the path code 0 Short path 1 Long path...
  • Page 135 RXT-3000 e_Manual D07-00-088P RevA00 Page 135 of 415 Order Wire Byte (E2) A 64kbps voice communication channel between multiplexers. It’s a channel used by craft persons and will be ignored as it passes through regenerators. The relief byte is used for ring protection...
  • Page 136 RXT-3000 e_Manual D07-00-088P RevA00 Page 136 of 415 C2 byte (HP signal label) for SDH mode Indicates mapping of the VC-n. The table below indicates the standard C2 binary values: C2 Byte (HP signal label) Go back to top Go back to TOC...
  • Page 137 RXT-3000 e_Manual D07-00-088P RevA00 Page 137 of 415 G1 Byte (HP Status) Go back to top Go back to TOC F2 byte (HP user channel) High Order Path user channel VC-4 path user channel used for communication between path elements...
  • Page 138 RXT-3000 e_Manual D07-00-088P RevA00 Page 138 of 415 110 0.181 test signal (TSS4) 111 VC-AIS Bit 8 is the VC12 path LP-RDI normally set to zero unless there is an error condition (AIS) V5 Byte (VT signal label) Go back to top Go back to TOC...
  • Page 139 RXT-3000 e_Manual D07-00-088P RevA00 Page 139 of 415 Go back to top Go back to TOC Summary The Summary tab displays the summary screen listing the major bytes of the received SDH signal. Displays the Path Trace Identifiers (J0, J1, J2), APS (K1, K2), Synchronization status (S1), and HP (C2) and LP (V5) Signal Label bytes.
  • Page 140 RXT-3000 e_Manual D07-00-088P RevA00 Page 140 of 415 10.1.3 Overhead Generator Tap the Overhead Generator icon to display the OH screens shown below. There are three tabs: SOH TX, which allows editing of select bytes associated with the Section Overhead. Editing of J0, K1, K2, S1 is permitted as follows: Hexadecimal value using pop-up keypad.

  • Page 141: Overhead Generator

    RXT-3000 e_Manual D07-00-088P RevA00 Page 141 of 415 Overhead Generator Programming most overhead bytes is possible using the OH Generator feature, however dedicated test functions are available for Pointer Tasks, Payload Labels, Trace Identifier, APS Testing, TCM testing. In some instances, more advanced editing is possible using the dedicated functions.

  • Page 142: Pointer Generation

    RXT-3000 e_Manual D07-00-088P RevA00 Page 142 of 415 first byte of the AU-n LOP (Loss of Pointer) PJE and NJE NDF or New Data Flag. NDF is enabled when all bits match “1001” (or "0001", "1101", "1011" and "1000") and is disabled when all bits match "0110"...

  • Page 143: Pointer Sequences

    RXT-3000 e_Manual D07-00-088P RevA00 Page 143 of 415 Generator > AU tab For TU pointers TU Pointer value: Set value in a range of 0 to 784 (TU-3) and 0 to 139 (TU-12) TU-11 Pointer value: Set value in a range of 0 to 109 (TU-11) Increment (INC) or Decrement (DEC) pointer value by 1 byte is single steps Generator >...
  • Page 144 RXT-3000 e_Manual D07-00-088P RevA00 Page 144 of 415 additional pointer value) 87-3 Cancel: Generate an 87-3 pattern (87 consecutive pointer adjustments, 3 consecutive pointer value, reduced the number of adjustments by one) Unit: Select the type of unit to count: Frames N: Specify the number of pointer adjustments in a row: 1—9999 (default=6)

  • Page 145: Trace Identifier

    RXT-3000 e_Manual D07-00-088P RevA00 Page 145 of 415 Pointer Sequence Testing It is recommended to run one sequence with positive adjustments followed by a sequence with negative adjustments. Performing the measurement at the maximum positive and negative frequency offset applicable to the line rate increases the stress on the pointer processor.

  • Page 146: Received Traces (Rx)

    RXT-3000 e_Manual D07-00-088P RevA00 Page 146 of 415 Go back to top Go back to TOC 10.1.5.2 Received Traces (RX) J0 [RS]: Regenerator section trace Program a 1 or 16-byte identifier to set and check the expected trace Enable or disable the TIM (Trace Identifier Mismatch) alarm J1 [HP Path]: High order path section trace.
  • Page 147 RXT-3000 e_Manual D07-00-088P RevA00 Page 147 of 415 Tap the Payload Label icon to display the payload label screens. There are dedicated tabs for Transmitted and Received payload labels and setups: C2 [HP Path]: Path signal label Specifies the mapping type in the VC-n...

  • Page 148: Aps Tasks

    RXT-3000 e_Manual D07-00-088P RevA00 Page 148 of 415 Go back to top Go back to TOC 10.1.7 APS Tasks 10.1.7.1 APS Timing This function measures the Automatic Protection Switching (APS) limits of the network. APS applies only to the Multiplex sections of a SDH network and enables network elements to re-route traffic to a backup circuit in the event of network failure or problems.
  • Page 149 RXT-3000 e_Manual D07-00-088P RevA00 Page 149 of 415 APS Test Procedure: The test set should be connected to a tributary port of network element or transmission system to ensure that the switching time is measured for the service transported by the SDH network...

  • Page 150: Aps Sequence

    RXT-3000 e_Manual D07-00-088P RevA00 Page 150 of 415 Go back to top Go back to TOC 10.1.7.2 APS Sequence The associated K1/K2 sequence and received K1/K2 bytes may be captured. Event Details Go back to top Go back to TOC 10.1.8 Tandem Connection Monitoring (TCM)
  • Page 151 RXT-3000 e_Manual D07-00-088P RevA00 Page 151 of 415 TCM Standards The Tandem paths are defined in ITU recommendation G.707 Annex D and Annex E G.707 Annex D for VC4 and VC3 G.707 Annex E for VC2 and VC1 G.707 defines a tandem connection source and sink and describes the responses of each when defect (alarm) and...

  • Page 152: Tributary Scan

    RXT-3000 e_Manual D07-00-088P RevA00 Page 152 of 415 all channels. The result for each channel is entered in a table: K.L.M.: ITU-T Tributary numbering scheme Report: Pass (OK) J2 trace: Corresponds to the VT trace being transmitted Label: Corresponds to the V5 byte signal label being transmitted...
  • Page 153 RXT-3000 e_Manual D07-00-088P RevA00 Page 153 of 415 Go back to top Go back to TOC...

  • Page 154: Sonet Tools

    RXT-3000 e_Manual D07-00-088P RevA00 Page 154 of 415 10.2 SONET Tools Accessing SDH/SONET Tools Tap on Home (main menu) >SONET/SDH Tools 10.2.1 Shortcuts SDH/SONET Tools Menu Overhead Analyzer: Displays the Section/Line Overhead (SOH) and STS Path Overhead (POH) bytes of the received channel.
  • Page 155 RXT-3000 e_Manual D07-00-088P RevA00 Page 155 of 415 Tapping the applicable byte enables an automatic decode – a byte description including the Hexadecimal and Binary value is provided. For some bytes, an advanced decode of the various bits is also available.
  • Page 156 RXT-3000 e_Manual D07-00-088P RevA00 Page 156 of 415 Its value is calculated over all the bits of the STS-N frame before scrambling The checksum value is placed in the SECTION overhead of the following STS-N before scrambling B1 (Section-BIP) Byte...
  • Page 157 RXT-3000 e_Manual D07-00-088P RevA00 Page 157 of 415 Enable transfer of STS-3 frames with STS-N frames and are processed by the MS terminating equipment H1 Pointer Byte Go back to top Go back to TOC Line Layer B2 Byte A 24-bit interleaved even parity code used to determine if transmission errors have occurred over the Section Layer...
  • Page 158 RXT-3000 e_Manual D07-00-088P RevA00 Page 158 of 415 0110 Wait to restore 0100 Exercise 0010 Reverse request (bidirectional systems only) 0001 Do not revert 0000 No request Other codes are unused Bits 5-8 selects channel used by APS messages 0000 Null channel...
  • Page 159 RXT-3000 e_Manual D07-00-088P RevA00 Page 159 of 415 Bit 5 determines APS architecture Bits 6-8 110 RDI-L 111 AIS-L Others Not used K2 Byte (APS-Ring) Conforms to and follows ITU-T G.841 Bellcore GR.253 recommendations Used to activate and deactivate the switching between the main and protection paths on a multiplexer section...
  • Page 160 RXT-3000 e_Manual D07-00-088P RevA00 Page 160 of 415 1110 Provisionable by the Network Operator 1111 Not used for synchronization Other bytes are reserved S1 Byte (Synchronization Status) Order Wire Byte (E2) A 64 kbps voice communication channel between multiplexers. It’s a channel used by craft persons and will be ignored as it passes through regenerators.
  • Page 161 RXT-3000 e_Manual D07-00-088P RevA00 Page 161 of 415 B3 byte Even code parity which determines if a transmission error has occurred over a path Its value is calculated over all the bits of the previous STS-3 The computed checksum is placed in the B3 byte before scrambling...
  • Page 162 RXT-3000 e_Manual D07-00-088P RevA00 Page 162 of 415 Mapping for HDLC over SONET STS-1 payload with 1 VT-x payload defect STS-1 payload with 2 VT-x payload defects STS-1 payload with 3 VT-x payload defects STS-1 payload with 4 VT-x payload defects...
  • Page 163 RXT-3000 e_Manual D07-00-088P RevA00 Page 163 of 415 F2 byte (Path user channel) STS Path user channel STS-3# path user channel used for communication between path elements H4 byte (VT Indicator) Position or Sequence Indicator Multiframe phase indicator used for tributary structured payloads...
  • Page 164 RXT-3000 e_Manual D07-00-088P RevA00 Page 164 of 415 Z5 Byte (Path TCM) V5 byte (VT path overhead) The first byte of a VT SPE provides the functions of error checking, signal label and path status. Continuous monitoring of anomalies or defects and payload composition at the path end or along the path...
  • Page 165 RXT-3000 e_Manual D07-00-088P RevA00 Page 165 of 415 J2 byte (VT path trace) Used to transmit a configurable 16-byte identifier that enables the receiving path to continuously verify its connection with the transmitter Uses the same byte structure as the J0 and J1 bytes Z6 byte (VT-TCM) Provides VT tandem connection monitoring function (TCM-V) for the VT-1.5, VT-2 levels.
  • Page 166 RXT-3000 e_Manual D07-00-088P RevA00 Page 166 of 415 Z7 byte (VT path Extended Label) If bits 5-7 of V5 byte are set to 101 (value = 5), then: The signal label in Z7 byte becomes valid where: This is a 32-bit multi-frame string...
  • Page 167 RXT-3000 e_Manual D07-00-088P RevA00 Page 167 of 415 10.2.3 Overhead Generator Tap the Overhead Generator icon to display the OH screens shown below. There are three tabs: SOH TX, which allows editing of select bytes associated with the Section Overhead. Editing of J0, K1, K2, S1 is permitted as follows: Hexadecimal value using pop-up keypad.

  • Page 168: Overhead Generator

    RXT-3000 e_Manual D07-00-088P RevA00 Page 168 of 415 Overhead Generator Programming most overhead bytes is possible using the OH Generator feature, however dedicated test functions are available for Pointer Tasks, Payload Labels, Trace Identifier, APS Testing, TCM testing. In some instances, more advanced editing is possible using the dedicated functions.

  • Page 169: Point Generator

    RXT-3000 e_Manual D07-00-088P RevA00 Page 169 of 415 Tributary Unit (TU) each has its own pointer and the unit has two tabs for displaying the values and measurements. For STS pointers: SS bits – displays bits 5 and 6 of the H1 byte to indicate SONET [10], SONET [00], Unknown [01] and [11] signal type Pointer value –...

  • Page 170: Pointer Sequences

    RXT-3000 e_Manual D07-00-088P RevA00 Page 170 of 415 The Pointer generator is able to generate individual pointer movements as follows: For STS pointers: SS bits: Program bits 5 and 6 of the H1 byte to be either SONET [10], SONET [00], Unknown [01] or [11].
  • Page 171 RXT-3000 e_Manual D07-00-088P RevA00 Page 171 of 415 Single Alternating: Increase or decrease the pointer value. Burst: Generate a sequence of changes in the pointer value in one direction only (increase or decrease). Transient Burst: Generate changes in the phase of the pointer adjustment Periodic: Generate periodic changes in the pointer value.

  • Page 172: Trace Identifier

    RXT-3000 e_Manual D07-00-088P RevA00 Page 172 of 415 10.2.5 Trace Identifier Tap the Trace Identifier icon to display the path trace testing screens shown below. There are dedicated tabs for Transmitted and Received (expected) path traces and setups. SDH/SONET Tools Menu Go back to top Go back to TOC 10.2.5.1 Transmitted Traces (TX)

  • Page 173: Payload Labels

    RXT-3000 e_Manual D07-00-088P RevA00 Page 173 of 415 Enable or disable the TIM (Trace Identifier Mismatch) alarm J1 [STS Path]: High order path section trace/STS path section trace. Program a 16 or 64-byte identifier to set and check the expected trace...

  • Page 174: Aps Tasks

    RXT-3000 e_Manual D07-00-088P RevA00 Page 174 of 415 TX C2 [P] V5 [VT Path]: Path signal label Program the TX and RX label by editing the hexadecimal value or by using the convenient drop-down menu selection For the RX label, you can enable or disable the Payload Mismatch (PLM) Alarm Go back to top Go back to TOC 10.2.7 APS Tasks...
  • Page 175 RXT-3000 e_Manual D07-00-088P RevA00 Page 175 of 415 Sensor: Select the trigger that will initiate the APS measurement. The selections are: LOS, LOF, SONET FAS, B1, B2, B3, AIS-L, RDI-L, REI-L, AIS-P, LOP-P, RDI-P, REI-P, AIS- V, 2M-LOF, 2M-AIS, LSS and TSE (bit errors) Switch Time Limit: Configurable in the range from 15ms to 200ms.

  • Page 176: Aps Sequence

    RXT-3000 e_Manual D07-00-088P RevA00 Page 176 of 415 Go back to top Go back to TOC 10.2.7.2 APS Sequence The associated K1/K2 sequence and received K1/K2 bytes may be captured. Event Details Go back to top Go back to TOC 10.2.8 Tandem Connection Monitoring (TCM)

  • Page 177: Tributary Scan

    RXT-3000 e_Manual D07-00-088P RevA00 Page 177 of 415 TCM Standards The Tandem paths are defined in ITU recommendation G.707 Annex D and Annex E. ITU-T recommendation G.707 defines a tandem connection source and sink and describes the responses of each when defect (alarm) and error conditions are detected.

  • Page 178: Round Trip Delay

    RXT-3000 e_Manual D07-00-088P RevA00 Page 178 of 415 An important part of any Add Drop Multiplexer (ADM) installation process is the verification of the path routing. Considering that an STS-3 contains 84 x VT-1.5’s and a STS-12 contains 336 x VT-1.5’s checking each path manually can be very time consuming.
  • Page 179 RXT-3000 e_Manual D07-00-088P RevA00 Page 179 of 415 For more information on Jitter and Wander, please see 13.0 Jitter and Wander Application. Go back to top Go back to TOC...

  • Page 180: Pdh Tools

    RXT-3000 e_Manual D07-00-088P RevA00 Page 180 of 415 11.0 PDH Tools Accessing PDH Tools Tap on Home (main menu) > PDH Tools PDH Menu Go back to top Go back to TOC 11.1 E1 Pulse Mask This function captures and analyzes E1 (2.048Mbps) pulse shape. The purpose of maintaining the correct pulse shape is to reduce inter-symbol interference –...

  • Page 181: E3 Pulse Mask

    RXT-3000 e_Manual D07-00-088P RevA00 Page 181 of 415 Go back to top Go back to TOC 11.2 E3 Pulse Mask This function captures and analyzes E3 (34.368Mbps) pulse shape. The purpose of maintaining the correct pulse shape is to reduce inter-symbol interference – if the logic 1s and 0s cannot be detected by the receiver correctly, bit and code errors will result.

  • Page 182: E1 Frame Words

    RXT-3000 e_Manual D07-00-088P RevA00 Page 182 of 415 The measurement will be triggered by an Alarm Indication Signal (AIS) The test set measures how long the AIS event remains present after the event is first recognized and will continue to...

  • Page 183: Round Trip Delay

    RXT-3000 e_Manual D07-00-088P RevA00 Page 183 of 415 Go back to top Go back to TOC 11.5 Round Trip Delay Tap the Round Trip Delay in the PDH Tools screen to perform a round trip delay measurement. The Round Trip Delay (Propagation Delay) measurement works by sending a test pattern with an error. The time it takes for the error to reach the receiver is the propagation time through the network.

  • Page 184: Isdn Pri Call

    RXT-3000 e_Manual D07-00-088P RevA00 Page 184 of 415 Note: E1 and DS1 ISDN PRI offer identical test options. Setup instructions for both E1 and DS1 are discussed below. 11.7.1 ISDN PRI Call 11.7.1.1 Setup (PRI Call Setup) Configuration parameters for ISDN PRI Call are as follows: Page 1 Mode: TE, NT, or Monitor.

  • Page 185: Signal

    RXT-3000 e_Manual D07-00-088P RevA00 Page 185 of 415 Prompt: Prompts the user to answer or reject incoming calls. Selecting Prompt displays an answer and reject button on the Call tab. Accept: Automatically answers incoming calls. Cancel: Automatically rejects incoming calls.

  • Page 186: Call - Voice And 3.1K Audio Setup

    RXT-3000 e_Manual D07-00-088P RevA00 Page 186 of 415 Main Setup Connect to the CPE or Network. Connect headsets to the 2.5mm audio jack port (or use the 3.5mm to 2.5mm headset adaptor) Select Call Control protocol type Select the emulation type (Should be TE on the other NT) Go back to top Go back to TOC 11.7.1.3 Call - Voice and 3.1K Audio Setup...
  • Page 187 RXT-3000 e_Manual D07-00-088P RevA00 Page 187 of 415 Trace: ISDN Protocol Decode D-Channel Decodes help to verify that a call is successfully established or determine why a call was not completed by examining the protocol cause values. We can monitor Layer 2 (Q.921) and Layer 3 (Q.931) cause code messages on the D-channel in both terminate and monitor modes.

  • Page 188: Call - Data Setup

    RXT-3000 e_Manual D07-00-088P RevA00 Page 188 of 415 Go back to top Go back to TOC 11.7.1.4 Call - Data Setup Press the Call button to bring up the Call Setup menu. Data calls follow the same setup procedure as voice calls but with a few minor differences.

  • Page 189: Data Call Bert Results (Result Tab)

    RXT-3000 e_Manual D07-00-088P RevA00 Page 189 of 415 Press Call and the other unit should ring. Go back to top Go back to TOC 11.7.1.5 Data Call BERT Results (Result tab) After successfully placing a data call, the BER is available. The Result tab presents the measurement parameters specified in G.821.

  • Page 190: Supplementary Service Scan

    RXT-3000 e_Manual D07-00-088P RevA00 Page 190 of 415 Data Call - BERT - Analysis Go back to top Go back to TOC 11.7.1.6 Supplementary Service Scan In ETSI protocol, a Supplementary Service Scan scans a line to determine which of a variety of supplementary services are available on it.

  • Page 191: Multi Call

    RXT-3000 e_Manual D07-00-088P RevA00 Page 191 of 415 SubAddress Type: NSAP to select the Network Service Access Point subaddress User to use a subaddress defined by a user (no standard applied) When the test is finished, the screen displays a list of these services: Supplementary Scan Results CLIP: Calling Line Identification Presentation - presents the Calling Party Number to the called user.
  • Page 192 RXT-3000 e_Manual D07-00-088P RevA00 Page 192 of 415 11.7.1.3 Call - Voice and 3.1K Audio Setup for descriptions of other parameters on Page 1. Multi Call Setup (Page 1) Page 2 Page 2 lists call settings, including: Ring Wait (sec)

  • Page 193: Dtmf

    RXT-3000 e_Manual D07-00-088P RevA00 Page 193 of 415 Multi Call List Using ReVeal MTX300 Alternatively, the user can prepare a Multi Call list using ReVeal MTX software and upload the list to the test set. Go back to top Go back to TOC 11.7.1.8 DTMF...

  • Page 194: Isdn Pri Monitor

    RXT-3000 e_Manual D07-00-088P RevA00 Page 194 of 415 Go back to top Go back to TOC 11.7.2 ISDN PRI Monitor ISDN PRI Monitor Setup The ISDN PRI Monitor's setup and results resemble those found in ISDN PRI Call. Please refer to 11.7.1 ISDN PRI Call...
  • Page 195 RXT-3000 e_Manual D07-00-088P RevA00 Page 195 of 415 VF Testing Do not attempt to enter VF Tasks if the Frame LED is not green. Green LEDs indicate that the framing found on the received signal matches the framing selected in the Setup screen.

  • Page 196: Ds1/3 Tools

    RXT-3000 e_Manual D07-00-088P RevA00 Page 196 of 415 12.0 DS1/3 Tools Accessing DS1/3 Tools Tap on Home (main menu) > DS3/1 Tools DS1/3 Tools Main Menu If this error message appears, Tap on Setup > Hierarchy, and select DSn/PDH from Network Type.

  • Page 197: Ds1 Pulse Mask

    RXT-3000 e_Manual D07-00-088P RevA00 Page 197 of 415 Go back to top Go back to TOC 12.1 DS1 Pulse Mask This function captures and analyzes DS1 (1.544Mbps) pulse shape. The purpose of maintaining the correct pulse shape is to reduce inter-symbol interference – if the logic 1s and 0s cannot be detected by the receiver correctly, bit and code errors will result.
  • Page 198 RXT-3000 e_Manual D07-00-088P RevA00 Page 198 of 415 Select the loopback command set. Note: In-band, ESF DFL, and HDSL Abbreviated Loopbacks functions allow only one element in loopback mode. Loop down any previous element before addressing a new one, or else a warning message "Error - Pre-existing loop found" will display.
  • Page 199 RXT-3000 e_Manual D07-00-088P RevA00 Page 199 of 415 Arm: Sends the arming code (11000b) to the link. The status of the link can be confirmed by looking a the Arm/Lbk LEDs on any of the line cards in the link. Note that some HTU-Rs configured in NIU/Smartjack mode will loop up with the Arm command.
  • Page 200 RXT-3000 e_Manual D07-00-088P RevA00 Page 200 of 415 Loop Command Status Message The long codes will allow multiple elements to be in loopback mode, as long as the elements are looped up from farthest to nearest. The white arrow on the DS1 Loop Setup screen is used as a visual indicator to remind the user in which direction the...
  • Page 201 RXT-3000 e_Manual D07-00-088P RevA00 Page 201 of 415 HDSL2 and HDSL4 Command Reference Table Note: Confirmation based on number of errors received. User The user code allows sending programmable codes of up to 16 bits (LSB first) and can be used for those codes or elements not directly supported by the DS1 Loopback feature.

  • Page 202: Round Trip Delay

    RXT-3000 e_Manual D07-00-088P RevA00 Page 202 of 415 12.3 Round Trip Delay DS1/3 Round Trip Delay is the same measurement described as the Round Trip Delay in SDH/SONET Tools. Please see that section for more details. Go back to top Go back to TOC 12.4 DS1 RX Data...

  • Page 203: Ds3 Feac

    RXT-3000 e_Manual D07-00-088P RevA00 Page 203 of 415 Left/Right button: To move the pulse mask to the left or right, press the Left or Right button first and re-run the test. Go back to top Go back to TOC 12.6 DS3 FEAC DS3 FEAC responses (Far End Alarm and Control Channel Responses) Enabling this option allows loopback to be configured from any “far-end”...

  • Page 204: Ds1 Isdn Pri

    RXT-3000 e_Manual D07-00-088P RevA00 Page 204 of 415 Go back to top Go back to TOC 12.7 DS1 ISDN PRI E1 and DS1 ISDN PRI offer identical test options. DS1 ISDN PRI instructions are discussed in 11.7 E1 ISDN PRI.

  • Page 205: Csu/Niu Emulation

    RXT-3000 e_Manual D07-00-088P RevA00 Page 205 of 415 Transmitted Level: Input a frequency to transmit from -60 to 3dBm. ABCD: Options are ON-HOOK, OFF-HOOK, WINK, or User (Manually set). Change the signalling bits transmitted with the associated transmit channel. In SF-D4 framing these will be A/B and ESF framing will place that signal onto the A/B/C/D position.
  • Page 206 RXT-3000 e_Manual D07-00-088P RevA00 Page 206 of 415 ESF FDL payload loop down When in un-loop state, Line 1 TX sends AIS Loopback Statuses: Payload Loopback – Local: Activated by the Payload-Loop button Line Loopback – Local: Activated by the Line-Loop button Payload loopback –...
  • Page 207 RXT-3000 e_Manual D07-00-088P RevA00 Page 207 of 415 13.0 Jitter and Wander Accessing Jitter and Wander Go to OTN/SDH/SONET Testing from the Test Mode Selection, then select the following: For PDH or DS3/1 signals: Home (Main Menu) > PDH or DS3/1 Tools > (DS1/3) Jitter & Wander For SONET or SDH signals: Home (Main Menu) >...
  • Page 208 RXT-3000 e_Manual D07-00-088P RevA00 Page 208 of 415 The Jitter measurements menu allows the user to measure and analyze received signal jitter. The measurement example is shown above (the vertical grid spacing is 2.0 UIpp). The red bar indicates Max. peak jitter during testing and the yellow bar indicates the current peak jitter.
  • Page 209 RXT-3000 e_Manual D07-00-088P RevA00 Page 209 of 415 Error Message: Configuration Suggestions Loss of Signal (LOS) Check If the LOS condition is detected at any time during the MTJ test, the data will become invalid and the test will stop automatically.
  • Page 210 RXT-3000 e_Manual D07-00-088P RevA00 Page 210 of 415 Graph A cross (x) indicates the maximum jitter value tolerated at the frequency. Yellow triangles (▲) indicate that the data point is greater than, while the green "X" symbols represent actual measured values.
  • Page 211 RXT-3000 e_Manual D07-00-088P RevA00 Page 211 of 415 2. Device Under Test (DUT) Before starting the test, "Connect Device Under Test" will appear. Connect the test set to the DUT then press Start to begin testing. Frequency (Hz): Frequency measured...
  • Page 212 Advanced Clock Wander & Phase Measurements Built-in MTIE/TDEV Wander Analysis VeEX MTIE/TDEV Wander Analysis PC software Individual screens, fields and selections may vary among products or technologies, and depend on the options/licenses loaded or available for each test set. Nonetheless, the concepts and procedure flow are very similar.
  • Page 213 TIE or TE measurements to a FAT32 USB Memory stick for further analysis. The test set itself may also offer a built-in MTIE/TDEV Wander Analysis option to analyze the data or it can also be done by using the free VeEX Wander Analysis PC Software that can be downloaded from www.veexinc.com...
  • Page 214 GPS-disciplined clock (built-in option or external). The Wander (TIE) and Phase (TE) data logs can be saved in real time to a USB Memory using VeEX proprietary format (to be analyzed by the built-in or PC-based MTIE/TDEV Analysis software) or exported to an open CSV format.
  • Page 215 PASS/FAIL assessment, without the need for a PC. The test set may allow the analysis to be performed while the test is still running for run-time verification. Longer test take a lot longer to be analyzed, so the VeEX Wander Analysis PC Software is still recommended for tests longer than 24 hours.
  • Page 216 RXT-3000 e_Manual D07-00-088P RevA00 Page 216 of 415 1. Date and Time stamp indicating when the test was started 2. Total of seconds recorded during the test 3. Beginning and end of the data set to be analyzed and displayed in the graph (5) below. Tap in the Start and/or End field and enter the desired time limits, then press the Set Range button to apply these changes.
  • Page 217 9. Generates a MTIE and TDEV report in PDF format to a USB Memory stick. MTIE & TDEV Results Exported to CSV 13.4.3 VeEX MTIE/TDEV Wander Analysis PC software • Provides further post-processing of clock stability data, such as MTIE and TDEV for long-term tests •...
  • Page 218 RXT-3000 e_Manual D07-00-088P RevA00 Page 218 of 415 Click on the MTIE/TDEV Analysis button to go to the wander analysis function 13.4.3.2 MTIE & TDEV Analysis Select the desired tolerance masks from the pull-down list and click on the Analyze button to perform the MTIE and/or TDEV analysis.
  • Page 219 RXT-3000 e_Manual D07-00-088P RevA00 Page 219 of 415 Go back to top Go back to TOC...
  • Page 220 RXT-3000 e_Manual D07-00-088P RevA00 Page 220 of 415 14.0 OTU-Xe 14.1 OTU-Xe Overview Overclocked OTN Testing An Overclocked option verifies extended bit rates to ITU-T series G supplement 43 standards. Overclocked OTN compensates for the rate mismatch between 10 GbE LAN and OPU2 payload by raising the overall OTU2 data rate from the standard 10.709 Gbps to fit the 10GbE LAN client signal.
  • Page 221 RXT-3000 e_Manual D07-00-088P RevA00 Page 221 of 415 14.2 OTN Setup Tap on the Setup icon to access the tabs featured in this section. 14.2.1 Signal Setup Signal Setup Tap on the Signal tab to set up the Transmitter and Receiver interfaces and associated test parameters prior to running a test.
  • Page 222 RXT-3000 e_Manual D07-00-088P RevA00 Page 222 of 415 Interface Setup Test Port: Optical interface is available for OTU-1e, OTU-2e signals. Clock Source: Can be configured as follows: Internal clock: The clock for the transmitter is derived from the internal clock. The internal clock has an accuracy of +/- 3.5ppm conforming to G.812 recommendations.
  • Page 223 RXT-3000 e_Manual D07-00-088P RevA00 Page 223 of 415 PRBS Pattern: Use the pattern drop-down box to select the test pattern which will be inserted into the transmitted signal. Pseudo Random Bit Sequences (PRBS) defined by ITU-T 0.150 and 0.151 standards, fixed words and 24-bit or 32 bit user defined patterns are available.
  • Page 224 RXT-3000 e_Manual D07-00-088P RevA00 Page 224 of 415 14.3 OTN Results Accessing OTN Results Measurements are accessed by tapping the Results icon in the main menu. The results comprise of a range of tabbed pages, similar to the setup pages. If Ethernet options are enabled, the Results icon will not be available on the Home menu. To access results, press the OTN Results button from the selected Ethernet application.
  • Page 225 RXT-3000 e_Manual D07-00-088P RevA00 Page 225 of 415 Go back to top Go back to TOC 14.3.2 Errors/Alarms The Error/Alarm tab brings up several pages showing the errors and alarm status. Page 1 provides an overview of all the Errors and Alarms applicable to the signal or network under test. The color of the page tab is normally blue.
  • Page 226 RXT-3000 e_Manual D07-00-088P RevA00 Page 226 of 415 OTN Error and Alarm definitions per ITU-T G.709 recommendations:...
  • Page 227 RXT-3000 e_Manual D07-00-088P RevA00 Page 227 of 415 Go back to top Go back to TOC Errors/Alarms (Page 2)
  • Page 228 RXT-3000 e_Manual D07-00-088P RevA00 Page 228 of 415 Page 2 lists the OTU Errors in logical order that are associated with the signal under test. All errors are evaluated and stored. The Elapsed Time [ET] is shown in the right hand corner of the header. Error conditions are displayed in red including count and rate.
  • Page 229 RXT-3000 e_Manual D07-00-088P RevA00 Page 229 of 415 Errors/Alarms (Page 7) Page 7 lists the BERT Errors/Alarms in logical order that are associated with the signal under test. All alarms are evaluated and stored. Errors/Alarms (Page 7) Go back to top Go back to TOC 14.3.3 Event Log...
  • Page 230 RXT-3000 e_Manual D07-00-088P RevA00 Page 230 of 415 Go back to top Go back to TOC 14.3.4 Signal Level (Page 1) The Signal tab displays the Level and Frequency screen. Page 1 displays the level measurement Loss of Signal (LOS); the Saturation level for optical signals is shown graphically, including the level measurement in dBm.
  • Page 231 RXT-3000 e_Manual D07-00-088P RevA00 Page 231 of 415 Frequency: The received signal frequency and offset is measured and displayed. OTN Current (bps): Indicates the frequency of the input signal Offset (ppm): Indicates the difference between the standard rate and the rate of the input signal...
  • Page 232 RXT-3000 e_Manual D07-00-088P RevA00 Page 232 of 415 14.4 OTU-Xe Ethernet Applications Accessing Ethernet Applications from OTU-Xe To enable and access Ethernet applications from the Home menu (RFC 2544, BERT, Throughput), tap on Setup [Home menu] > Hierarchy > OTN Mapping and select 10GE SYNC or 10GE ASYNC from the drop-down menu.
  • Page 233 RXT-3000 e_Manual D07-00-088P RevA00 Page 233 of 415 Setup and results for Ethernet applications featured in OTU-x (-1e, -2e) are the same as those featured in Ethernet Testing mode. Please refer to the corresponding Ethernet testing section for more information on the following applications: 14.4.1 OTU-Xe with 10GE BERT redirects to...
  • Page 234 RXT-3000 e_Manual D07-00-088P RevA00 Page 234 of 415 15.0 Ethernet Test mode, test port(s), and network settings are required prior to performing any measurements or applications. Setup Test Port Selection Port Setup 1GE Fiber Port 1GE Copper Port 10GE Port...
  • Page 235 RXT-3000 e_Manual D07-00-088P RevA00 Page 235 of 415 The user selects the operation mode and the interfaces that will be used to carry out tests. Once the operating mode and interfaces are selected, the user can independently configure the auto-negotiation, speed, duplex, and flow control settings for each port (where applicable).
  • Page 236 RXT-3000 e_Manual D07-00-088P RevA00 Page 236 of 415 When flow control is Off, the test set ignores all incoming pause frames from the link partner and continues transmitting at the configured transmit rate. MDIX: Off, On, or Auto. When MDIX is set to Auto, the test set detects the required cable connection type and configures the port connection properly for interfacing the partner device, eliminating the need for crossover cables.
  • Page 237 Clock Synchronization Device: Disable, GPS, CDMA. Select the device to be used to synchronize the clock to perform the One Way Delay measurement. The choices are GPS and CDMA. The following devices are recommended by VeEX for best performance:...
  • Page 238 RXT-3000 e_Manual D07-00-088P RevA00 Page 238 of 415 Ports Connection 2. Select GPS/CDMA under Setup > Measurement > Clock Synchronization Device. Clock Synchronization Device 2. The pop-up box asks to ensure that all the connections to the GPS/CDMA hardware are correctly made. Click OK.
  • Page 239 RXT-3000 e_Manual D07-00-088P RevA00 Page 239 of 415 The GPS/CDMA Device will be connected and External Clock Input, UTC ToD and Clock Sync Time fields will show on the screen. The GPS?CDMA Connection icon on the top of the screen will turn Green if the ToD synchronization is acquired. It will be Red if no synchronization is acquired, and will be Yellow if there is an error / instability.
  • Page 240 RXT-3000 e_Manual D07-00-088P RevA00 Page 240 of 415 4. The pop-up box will indicate in how many seconds the clock will be synchronized. Click OK. Clock Synchronization A pop-up box will indicate when the clock is synchronized. Click OK. The unit is now ready to perform the...
  • Page 241 Note: If using OAM Discover, it is unnecessary to assign an IP address to the local or remote unit. MX Discover MX Discover enables the test set to discover other VeEX VePal test sets and devices with an assigned IP address on the same subnet. To discover other devices using MX Discover: Tap on the MX Discover button and then press Discover.
  • Page 242 RXT-3000 e_Manual D07-00-088P RevA00 Page 242 of 415 The Peer-to-Peer option is available only for RFC 2544 testing. For more information on Peer-to-Peer mode, please see 15.3.1.4 Peer-to-Peer and Asymmetric Testing. Go back to top Go back to TOC OAM Discover Like MX Discover, OAM Discover can also be used to discover far-end test units without manually configuring the local or remote unit's destination address.
  • Page 243 RXT-3000 e_Manual D07-00-088P RevA00 Page 243 of 415 Press the ViPAG icon Two test selections are available on the unit: Router Wrap Test: "On local unit" testing on a single unit End-to-End Test: "With remote test unit" testing Controller: Carries out the peer-to-peer/asymmetric handshaking, loads the remote profile to the remote unit, and...
  • Page 244 RXT-3000 e_Manual D07-00-088P RevA00 Page 244 of 415 Step 4: Enter the local IP address for port 1. Press Apply and configure the subnet mask address. Press Apply and enter the gateway address. At the end of Step 4, the screen will display a summary of the IP address, Subnet, and Gateway. Tap on any of the corresponding fields to make any changes, if necessary.
  • Page 245 RXT-3000 e_Manual D07-00-088P RevA00 Page 245 of 415 In case of link or IP related test failure, ViPAG will indicate the possible failure in red text and give instructions on what to check for. Test Failure Setup VePAL test sets come preconfigured. To customize settings for both ports, go to the Setup tab. For configuration instructions, please refer to 15.2...
  • Page 246 RXT-3000 e_Manual D07-00-088P RevA00 Page 246 of 415 Results Summary Results The Summary tab lists the Pass/Fail status of each ARP, Ping, and Throughput test along with test measurements. The Results tabs for each port lists statistical results similar to those featured in the BERT Results section. Please see 15.2.2 BERT...
  • Page 247 RXT-3000 e_Manual D07-00-088P RevA00 Page 247 of 415 15.2 BERT 15.2.1 BERT Setup Overview: BER testing at Layer 1, 2, 3, and 4 is supported. The BERT can be configured to use either regular PRBS test patterns, stress patterns (specifically for 10Gigabit Ethernet) or user defined test patterns to simulate various conditions. The test layer, frame header, traffic profile, error injection, and control settings of the far-end device (if applicable) must be configured prior to testing.
  • Page 248 RXT-3000 e_Manual D07-00-088P RevA00 Page 248 of 415 Layer 4: Framed BERT (same as Layer 1, 2, & 3 Framed) MAC Address: A default or user configured Media Access Control (MAC) address is added to the frame IP Address: A default or user configured IP address is added to the frame...
  • Page 249 RXT-3000 e_Manual D07-00-088P RevA00 Page 249 of 415 Test: Select the test layer to perform the BERT Options are Layer 1 Unframed, Layer 1 Framed, Layer 2, Layer 3, and Layer 4 Frame Type: Select the Ethernet frame type for Layer 2 or Layer 3 802.3 Raw (IEEE 802.3 frame without LLC) - Not available when Layer 3 is selected...
  • Page 250 RXT-3000 e_Manual D07-00-088P RevA00 Page 250 of 415 MAC Destination: Configure the destination MAC address of the far-end partner test set or use the ARP or ARP GW keys to determine the MAC address of the destination IP address (ARP) or the Gateway (ARP GW). Note that a valid IP connection needs to be up to use these functions.
  • Page 251 RXT-3000 e_Manual D07-00-088P RevA00 Page 251 of 415 BERT Setup - VLAN Tag configuration (Layer 3) Go back to top Go back to TOC MPLS Tab: In the MPLS tab the following parameters are configured: MPLS label: Configurable in the range 16 through 1,048,575 (labels 0 to 15 are reserved).
  • Page 252 RXT-3000 e_Manual D07-00-088P RevA00 Page 252 of 415 Go back to top Go back to TOC IP Tab: In the IP tab the user must configure the destination IP address and source address. The user may also configure the following IP header fields: IP Type: IPv4 IP Src and IP Dest: For IP Src, if the IP connection is up, refer to section 9.1 IP in the V300 Common Functions...
  • Page 253 RXT-3000 e_Manual D07-00-088P RevA00 Page 253 of 415 Data Tab: User selects a test pattern that will be encapsulated in the Ethernet frame payload (for framed mode). Depending on the test layer, different test pattern options are available. Layer 1 Framed Test Patterns CRPAT: Compliant Random Pattern provides broad spectral content and minimal peaking for the measurement of jitter at component or system level.
  • Page 254 RXT-3000 e_Manual D07-00-088P RevA00 Page 254 of 415 This pattern can be generated by the repeated transmission of the K28.5 code-group. Disparity rules are followed. RDPAT (Random Data Pattern): Designed to provide energy across the entire frequency spectrum providing good simple BER testing.
  • Page 255 RXT-3000 e_Manual D07-00-088P RevA00 Page 255 of 415 Go back to top Go back to TOC RX Filter Tab: Allows the user to filter incoming streams. When checked, the incoming traffic flows not matching these criteria will not be considered for these results.
  • Page 256 RXT-3000 e_Manual D07-00-088P RevA00 Page 256 of 415 Go back to top Go back to TOC 15.2.1.2 Traffic Settings Traffic tab: The user configures the traffic profile for the stream, including traffic flow, frame size, frame type, and transmit rate.
  • Page 257 RXT-3000 e_Manual D07-00-088P RevA00 Page 257 of 415 Note: Frame Size Limitations Layer 1 framed mode - Frame size configuration is not available. Layer 1 unframed mode - Traffic profile is constant at 100% bandwidth. Go back to top Go back to TOC 15.2.1.3 Error Injection...
  • Page 258 RXT-3000 e_Manual D07-00-088P RevA00 Page 258 of 415 Error Injection After pressing Start, error injection can be enabled by pressing the Error Inj. button on the right side of the screen. Go back to top Go back to TOC 15.2.1.4 Starting/Stopping a BERT Once all configurations have been made, the user can start the BERT test (press the Start icon on the top right section of the screen).
  • Page 259 RXT-3000 e_Manual D07-00-088P RevA00 Page 259 of 415 Once the far-end unit has been looped back, start the test by pressing the Start button. When the all of the selected test are completed, the BERT test suite will stop automatically. Once all tests have been completed and there is no need to test again, go back to the Control tab, and press the Loop Down button.
  • Page 260 RXT-3000 e_Manual D07-00-088P RevA00 Page 260 of 415 Go back to top Go back to TOC 15.2.2.3 Events Events tab: A time stamped record or log of anomalies, alarms, test status (start/stop) and test application are displayed. BERT Results - Events Go back to top Go back to TOC 15.2.2.4 Traffic...
  • Page 261 RXT-3000 e_Manual D07-00-088P RevA00 Page 261 of 415 Go back to top Go back to TOC Frames tab: The following Frame distribution statistics are displayed in Count (#) and Percentage (%): Received (RX) frames: Total frames Test frames VLAN tagged frames...
  • Page 262 RXT-3000 e_Manual D07-00-088P RevA00 Page 262 of 415 Go back to top Go back to TOC Frame Size tab: The following Frame distribution statistics are displayed in Count (#) and Percentage (%): < 64 bytes frames 64-127 byte frames 128-255 byte frames...
  • Page 263 RXT-3000 e_Manual D07-00-088P RevA00 Page 263 of 415 BERT Results - Rates Go back to top Go back to TOC 15.2.2.6 Delay Delay tab: Delay measures the interpacket gap, start of the frame, and preamble duration. Frame arrival statistics are displayed...
  • Page 264 RXT-3000 e_Manual D07-00-088P RevA00 Page 264 of 415 Total: Total accumulated duration of the service disruptions Min/Max: Minimum and maximum duration of the service disruption events No. of Occurrences: Counter of service disruption events BERT Results - Alarms Go back to top Go back to TOC 15.2.2.8 Signal...
  • Page 265 RXT-3000 e_Manual D07-00-088P RevA00 Page 265 of 415 15.3 RFC 2544 Conformance Testing Overview Setup - Standard Mode Header Settings Frames Settings Threshold Settings Peer-to-Peer Asymmetric Testing Asymmetric Testing Setup Throughput Settings Latency Settings Frame Loss Settings Burst Settings Starting / Stopping a RFC2544 Measurement...
  • Page 266 RXT-3000 e_Manual D07-00-088P RevA00 Page 266 of 415 Go back to top Go back to TOC 15.3.1 Setup - Standard Mode Unless otherwise noted, the Frame Header and related setups are identical to the setups described in the BERT Application above.
  • Page 267 RXT-3000 e_Manual D07-00-088P RevA00 Page 267 of 415 Test: Select the test layer to perform the test. Options are Layer 2, Layer 3, and Layer 4. Frame Type: Select the Ethernet frame type for Layer 2, Layer 3 or Layer 4.
  • Page 268 RFC 2544 Setup - MAC address editing Data Tab: No payload selection is possible. The payload area is populated with a VeEX signature field and other proprietary data. RX Filter Tab: Depending on test layer, allows the user to filter streams by:...
  • Page 269 RXT-3000 e_Manual D07-00-088P RevA00 Page 269 of 415 Frames tab: User configures the following: Preset Frames: User selects from a list of recommended test frame sizes defined in RFC 2544: Test frames are 64, 128, 256, 512, 1024, 1280, and 1518 bytes.
  • Page 270 RXT-3000 e_Manual D07-00-088P RevA00 Page 270 of 415 Go back to top Go back to TOC 15.3.1.4 Peer-to-Peer and Asymmetric Testing Remote Partner Control When the local unit connects to the remote (peer) partner, it loads the same configuration profile (header, traffic, and frame size) to the remote partner, with the MAC and IP addresses inverted.
  • Page 271 RXT-3000 e_Manual D07-00-088P RevA00 Page 271 of 415 Asymmetric Testing Setup Partner Address: Select MX Discovered or User Defined. For instructions and further information on the MX Discovered and User Defined options, please see 15.1.4 MX Discover and Control. Mode: Select an asymmetric test configuration: Asymmetric Up: Tests traffic in the upstream direction (local to remote direction).
  • Page 272 RXT-3000 e_Manual D07-00-088P RevA00 Page 272 of 415 Max Rate: Up to 100% of the negotiated line rate. The default value is 100%. This is the maximum transmit rate to perform the throughput test for each test frame size. The user may configure this rate as a % of the total line rate or in Mbps. For example if the user configures the Max Rate to be 90% and the negotiated line rate of the link is 100Mbps, then the maximum transmit rate will be 90Mbps or 90% of the line rate.
  • Page 273 RXT-3000 e_Manual D07-00-088P RevA00 Page 273 of 415 Frame Loss tab: Max Rate: Up to 100% of the negotiated line rate. The default value is 100%. This is the maximum transmit rate to perform the frame loss test for each test frame size. The user may configure this rate as a % of the total line rate or in Mbps.
  • Page 274 RXT-3000 e_Manual D07-00-088P RevA00 Page 274 of 415 Go back to top Go back to TOC 15.3.1.6 Starting/Stopping a RFC 2544 Measurement Once all configurations have been made, the user can start the RFC 2544 test (press the Start icon on the top right section of the screen).
  • Page 275 RXT-3000 e_Manual D07-00-088P RevA00 Page 275 of 415 Go back to top Go back to TOC Summary tab: The following results including the Start (ST) and Elapsed (ET) times are displayed: Line Rate (Mbps): Negotiated rate of the interface (10M, 100M, or 1000M). This value is always fixed since it depends on the maximum capacity of the link under test, hence the test interface that is configured.
  • Page 276 RXT-3000 e_Manual D07-00-088P RevA00 Page 276 of 415 RFC 2544 Results - Signal (page 2) Go back to top Go back to TOC Events tab: A time stamped log of each test is displayed. RFC 2544 Results - Events Go back to top Go back to TOC The Throughput tab displays the maximum throughput rate of the link under test.
  • Page 277 RXT-3000 e_Manual D07-00-088P RevA00 Page 277 of 415 Graphical: Throughput results are displayed in a bar graph form Summary table and test log table display: byte size Tx(%): Percentage of test frames transmitted by the unit Rx(%): Percentage of test frames received by the unit...
  • Page 278 RXT-3000 e_Manual D07-00-088P RevA00 Page 278 of 415 Go back to top Go back to TOC Latency and frame jitter measurements results are displayed in the following formats. Use the drop-down menu to select the Latency format: Graphical: Latency results displayed in line graph form (Latency [us] vs Frame size [bytes]).
  • Page 279 RXT-3000 e_Manual D07-00-088P RevA00 Page 279 of 415 RFC 2544 Results - Latency (Jitter Graphical) RFC 2544 Results - Latency (Jitter Summary) RFC 2544 Results - Latency (Jitter Test log)
  • Page 280 RXT-3000 e_Manual D07-00-088P RevA00 Page 280 of 415 Go back to top Go back to TOC Frame Loss tab: Frame loss displays the percentage of frames not received. Use the drop-down menu to select the Frame Loss format: Summary and Test log tables display test frame length, byte size, frame loss (%) from received traffic, and rate (%) transmitted.
  • Page 281 RXT-3000 e_Manual D07-00-088P RevA00 Page 281 of 415 RFC 2544 Results - Frame Loss (Test log) Go back to top Go back to TOC Burst tab: Burstability (back-back) results are the number of frames successfully transmitted/received at the line rate. It is...
  • Page 282 RXT-3000 e_Manual D07-00-088P RevA00 Page 282 of 415 Go back to top Go back to TOC 15.3.3 Saving RFC 2544 Results Once the test has been stopped the results can be saved by pressing the Save key on the VePAL’s keypad. The results will be saved and named automatically.
  • Page 283 RXT-3000 e_Manual D07-00-088P RevA00 Page 283 of 415 Starting/Stopping an Advanced SLA Mode Please see Starting/Stopping a RFC 2544 Test for information on starting/stopping the test. Go back to top Go back to TOC 15.3.5 Background Results - Advanced SLA Mode For information on Global and Per Stream Results in Advanced SLA Mode, please refer to 15.5.2 Throughput...
  • Page 284 RXT-3000 e_Manual D07-00-088P RevA00 Page 284 of 415 Go back to top Go back to TOC...
  • Page 285 Event Log Overview V-SAM (VeEX Service Activation Methodology) is an automated Ethernet service activation test feature conforming to the ITU-T Y.1564 standard, created to address and solve the deficiencies of RFC 2544: • RFC 2544 was limited to test at the maximum throughput line rate for a single service. SAM is able to run multiple...
  • Page 286 RXT-3000 e_Manual D07-00-088P RevA00 Page 286 of 415 Phase 2: Service Performance test: The services running on the same line are tested simultaneously over an extended period of time, to verify network robustness. Test Application Phase 1: Service Configuration Test The service configuration test is broken down into three steps.
  • Page 287 RXT-3000 e_Manual D07-00-088P RevA00 Page 287 of 415 General (Page 1 and 2) V-SAM Profile: Delete, Save, Save as..., Default, or Last Configuration. # of Services: Select the number of services to run. Up to 8 services can be chosen for a 1 GE interface and up to 10 services can be chosen for a 10 GE interface.
  • Page 288 RXT-3000 e_Manual D07-00-088P RevA00 Page 288 of 415 CIR Test Configuration CIR Test Config.: Select Simple Test, Step Load Test, or Simple and Step. Simple Test: Starts the tests at the CIR. Step Load Test: Starts the test below the CIR and continues in steps until it reaches the CIR.
  • Page 289 RXT-3000 e_Manual D07-00-088P RevA00 Page 289 of 415 V-SAM Setup - Services - EMIX Frame Size Settings V-SAM Setup - Services - PBB Settings...
  • Page 290 RXT-3000 e_Manual D07-00-088P RevA00 Page 290 of 415 Go back to top Go back to TOC 15.4.1.2 Service Attributes Bandwidth Profile Parameters The Bandwidth Profile specifies how much traffic the customer is authorized to transmit and how the frames are prioritized within the network.
  • Page 291 RXT-3000 e_Manual D07-00-088P RevA00 Page 291 of 415 Enabling/Disabling Tests A check next to the parameters in the Service Attributes table indicates that the test for the corresponding service is set to run. Tap on the box to remove the check and cancel the test for that service.
  • Page 292 RXT-3000 e_Manual D07-00-088P RevA00 Page 292 of 415 Copying Services Tap on the Copy button on the bottom of the Header or Service Attributes tabs to copy frame parameters specific to that tab to other services. For example, pressing Copy on the Header tab will only transfer header parameters to other services.
  • Page 293 RXT-3000 e_Manual D07-00-088P RevA00 Page 293 of 415 values for IR Mbps, FTD, FDV, Frame Loss Count, and Frame Loss Ratio (%). If Step Load was selected for the CIR Test, these values will be displayed for each step. If any measured values do not meet the service test parameters set in the Bandwidth and Threshold tabs, the test fails.
  • Page 294 RXT-3000 e_Manual D07-00-088P RevA00 Page 294 of 415 Policing test: The test passes if the received traffic rate is at least at the CIR (minus the margin allowed by the FLR) but does not exceed the allowed CIR+EIR. Results - Config. Tests - Summary Summary: The Summary tab displays the status of each service and test as Pass, Failed, Pending, or Disabled.
  • Page 295 RXT-3000 e_Manual D07-00-088P RevA00 Page 295 of 415 Availability, and Errored Frame Count. Pass/Fail/Pending status of each test is displayed on the top of each table. IR Mbps, FTD, FDV, Frame Loss Count, Frame Loss Ratio (%) definitions are listed in the Configuration Test section.
  • Page 296 RXT-3000 e_Manual D07-00-088P RevA00 Page 296 of 415 15.5 Throughput Testing (Multiple Streams) Overview: The throughput application (or the multiple streams application) performs the following measurements: throughput performance, frame loss analysis, delay analysis, frame/packet arrival analysis, received traffic type analysis, and received traffic frame size analysis.
  • Page 297 RXT-3000 e_Manual D07-00-088P RevA00 Page 297 of 415 Page 2: #of Streams: From 1 to 10 streams. Note: # of Streams can be specified either on Page 1 or Page 2. It will be reflected on both pages. Delay Measurement Mode: Disable, Round Trip Delay, One-Way Delay with GPS/CDMA or Local One-Way Delay (for Dual Port Mode).
  • Page 298 RXT-3000 e_Manual D07-00-088P RevA00 Page 298 of 415 Multiple Streams All streams are configured for the same test layer - if Layer 2 is selected, all streams will be Layer 2 traffic. Go back to top Go back to TOC 15.5.1.2 MX Discover and Control Settings...
  • Page 299 RXT-3000 e_Manual D07-00-088P RevA00 Page 299 of 415 Multiple Streams - MAC/IP Address Setup If all of the streams are going to the same far-end unit, then the MAC/IP destination addresses must be the same on all of the streams.
  • Page 300 RXT-3000 e_Manual D07-00-088P RevA00 Page 300 of 415 Go back to top Go back to TOC 15.5.1.5 Error Injection Settings (Per Stream Configuration) Error injection can be performed during test. The type of errors and error injection are configured in the Error Injection tab. Once the test is running, error injection can be performed by pressing the Error Inject button on the right side of the screen.
  • Page 301 RXT-3000 e_Manual D07-00-088P RevA00 Page 301 of 415 Alarm Flow: The alarm flow determines how the selected alarms will be injected. A specific Count or Continue (continuous) can be selected. Alarm Length: 1s, 10s, or 100s. Throughput Alarm Injection Setup Go back to top Go back to TOC 15.5.1.7 Summary...
  • Page 302 RXT-3000 e_Manual D07-00-088P RevA00 Page 302 of 415 Throughput Test - Summary (VLAN List) Throughput Test - Summary (Port List) Go back to top Go back to TOC 15.5.1.8 Starting/Stopping a Throughput (Multiple Streams) Test Once all configurations have been made, the user can start the Throughput test (press the Start icon on the top right section of the screen).
  • Page 303 RXT-3000 e_Manual D07-00-088P RevA00 Page 303 of 415 End-to-End Testing Connect the test set to another unit that supports BERT testing After configuring test settings on both units, start the tests Far-End Unit in Manual Loopback Mode If the far-end unit (another MX) is already in a manual loopback mode, do not send a loop up command since it is...
  • Page 304 RXT-3000 e_Manual D07-00-088P RevA00 Page 304 of 415 QoS values are based on packet statistic thresholds for roundtrip delay, jitter, frame loss, and IP checksum from the ITU-T Y.1541 standard. Below is a list of IP network QoS class definitions and network performance objectives from Y.1541.
  • Page 305 RXT-3000 e_Manual D07-00-088P RevA00 Page 305 of 415 Go back to top Go back to TOC The Aggregate screen displays these parameters: Line Rate (Mbps): Negotiated rate of the interface (10M, 100M, or 1000M). This value is always fixed since it depends on the maximum capacity of the link under test, hence the test interface that is configured.
  • Page 306 RXT-3000 e_Manual D07-00-088P RevA00 Page 306 of 415 Throughput Results - Global Signal Throughput Results - Global Signal (page 2) Go back to top Go back to TOC The Global Errors screen displays the Current and Total error count of all streams:...
  • Page 307 RXT-3000 e_Manual D07-00-088P RevA00 Page 307 of 415 Go back to top Go back to TOC The Global Alarms screen displays the Current and Total alarm count of all streams: LOS: Loss of Signal LOSync: Loss synchronization Service disruption associated with loss of signal:...
  • Page 308 RXT-3000 e_Manual D07-00-088P RevA00 Page 308 of 415 The Global Traffic screen displays: Frame Type of all streams Traffic Type of all streams Frame size of all streams Throughput Results - Global Traffic Summary Go back to top Go back to TOC The Global Delay tab: Delay measures the interpacket gap, start of the frame, and preamble duration.
  • Page 309 RXT-3000 e_Manual D07-00-088P RevA00 Page 309 of 415 Go back to top Go back to TOC 15.5.2.3 Per Stream Results The Per Stream tab displays the same type of statistics as seen in Global Results, but for each stream. For descriptions of the parameters in each tab, with the exception of Rates, please refer back to the corresponding section in 15.5.2.2 Global/Aggregate...
  • Page 310 RXT-3000 e_Manual D07-00-088P RevA00 Page 310 of 415 Frame Loss % Throughput Results - Errors per Stream Throughput Results - Errors per Stream (page 2) Go back to top Go back to TOC The Per Stream Events screen displays a Date and Time stamped record of bit errors, alarms and other anomalies pertaining to each stream.
  • Page 311 RXT-3000 e_Manual D07-00-088P RevA00 Page 311 of 415 Go back to top Go back to TOC The Per Stream Traffic screen displays the frame type and frame size distribution pertaining to each stream. Throughput Results - Traffic per Stream Go back to top Go back to TOC The Per Stream Delay screen displays the frame delay information pertaining to each stream.
  • Page 312 RXT-3000 e_Manual D07-00-088P RevA00 Page 312 of 415 One Way Delay Results and Histogram (Table and Graph): Throughput Results - Delay per Stream (One Way Delay) Throughput Results - One Way Delay Histogram Graph Throughput Results - One Way Delay Histogram Table...
  • Page 313 RXT-3000 e_Manual D07-00-088P RevA00 Page 313 of 415 Go back to top Go back to TOC The Per Stream Rate screen displays the frame rate and data rate pertaining to each stream. Throughput Results - Rates per Stream Throughput Results - Rates per Stream (Rate Details) Go back to top Go back to TOC 15.5.2.4 Saving Throughput (Multiple Streams) Results...
  • Page 314 RXT-3000 e_Manual D07-00-088P RevA00 Page 314 of 415 saved and named automatically. Once the results are saved, the user may view or rename the results file by going to Home > Files > Saved. Please see 10.2 Recalling or Viewing Files and Test Results in the V300 Common Functions manual for more information.
  • Page 315 RXT-3000 e_Manual D07-00-088P RevA00 Page 315 of 415 15.6 Ethernet OAM Testing Ethernet OAM provides automatic defect detection, fault management and performance monitoring tools for network links and end-to- end Ethernet Virtual Circuits (EVC). The OAM service supports IEEE 802.3ah, IEEE 802.1ag, and ITU-T Y.1731.
  • Page 316 RXT-3000 e_Manual D07-00-088P RevA00 Page 316 of 415 Tap on the check box to start 802.3ah protocol testing. Transmission of OAM PDUs starts as soon as the box is checked. OAM Mode Select Active or Passive mode from the drop-down menu. Active and passive mode determines the type of actions the test set will take.
  • Page 317 RXT-3000 e_Manual D07-00-088P RevA00 Page 317 of 415 Go back to top Go back to TOC 15.6.1.2 Service Level OAM: 802.1ag/Y.1731 Setup Under the Service Level OAM tab, the user has the option of starting the 802.1ag or Y.1731 test.
  • Page 318 RXT-3000 e_Manual D07-00-088P RevA00 Page 318 of 415 Maintenance Level: Identifies the network hierarchy. Higher Level = Largest network. Level information present in all OAM PDU frames. Level 0,1,2 = Operator domain Level 3,4 = Service Provider domain Level 5,6,7 = Customer domain Some terms differ between the two protocols.
  • Page 319 RXT-3000 e_Manual D07-00-088P RevA00 Page 319 of 415 Under the same tab, OAM Services pertaining to 802.1ag and/or Y.1731 can be enabled. The tests listed include: Continuity Check (CCM) Loopback (LBM/LBR) Link Trace (LTM/LTR) Loss Measurement (LMM/LMR) (Y.1731 Only) Delay Measurement (DMM/DMR) (Y.1731 Only) General Setup To run any 802.1ag/Y.1731 Tests, fill out the listed parameters and press Start.
  • Page 320 RXT-3000 e_Manual D07-00-088P RevA00 Page 320 of 415 Service Level OAM (Page 1) CCM Configuration Parameters Enable: Enable sending Continuity Check messages Disable: Disable sending Continuity Check messages Priority: 802.1p priority in the CCM VLAN Tag Tx Interval: Choose from the supported CCM intervals: 1 s, 10 s, 1 min, 10 min.
  • Page 321 RXT-3000 e_Manual D07-00-088P RevA00 Page 321 of 415 Link Trace Message Format Link Trace Response Format Loopback Message (LBM/LBR) LBM (Loopback Message) are unicast messages transmitted on demand to a destination MAC address. A destination address responds with an LBR (Loopback Reply Message).
  • Page 322 RXT-3000 e_Manual D07-00-088P RevA00 Page 322 of 415 Link Trace and Loopback Message Config. Parameters Destination MEP: Sends LTM/LBM to the destination MEP as configured on Page 1. MAC: Sends LTM/LBM to a destination MAC address. Priority: 802.1p priority in the LTM/LBM VLAN Tag.
  • Page 323 RXT-3000 e_Manual D07-00-088P RevA00 Page 323 of 415 Two local counters for each peer MEP: TxFCf: Counter for in-profile data frames transmitted towards peer MEP RxFCf: Counter for in-profile data frames received from peer MEP Single-ended ETH-LM: On demand OAM MEP sends LMM frame (Unicast DA or Multicast Class 1 DA) and receives LMR frame (Unicast DA) with counters CCM frames contain frame counters.
  • Page 324 RXT-3000 e_Manual D07-00-088P RevA00 Page 324 of 415 The discovery page lists Local (the current test unit) and Remote (far-end device) parameters. OAM - Link - Discovery (Page 1) Mode: Lists Active or Passive mode configuration. Supported and unsupported capabilities advertised during Discovery are listed, including: Unidirection, Link Events, Remote Loopback, MIB Retrieval, and MTU Size.
  • Page 325 RXT-3000 e_Manual D07-00-088P RevA00 Page 325 of 415 OAM PDU OAM PDU Transmitted and received 802.3ah OAM PDU are displayed with other Link OAM statistics: Information: Information OAM PDU acts as a "heartbeat" message. Discovery must be restarted if no OAM PDU is received after 5 seconds.
  • Page 326 RXT-3000 e_Manual D07-00-088P RevA00 Page 326 of 415 OAM CCM Results RDI, LOC, XCON, UNEXP, and Alarm will display an I or A status with I = Inactive, A = Active. MPID: MEP ID of the remote MEP. Remote MAC: MAC address of the remote MEP.
  • Page 327 RXT-3000 e_Manual D07-00-088P RevA00 Page 327 of 415 OAM LTM Results Action: RlyHit indicates that the LTM has reached the destination MAC/MEP (i.e., final point) MAC: MAC address of the responder TTL: TTL field on the response, indicated how many hops have been traversed...
  • Page 328 RXT-3000 e_Manual D07-00-088P RevA00 Page 328 of 415 OAM LMM Parameters OAM - Service - DMM OAM - DMM Message OAM DMM Parameters DMM Status: Lists status (In progress, Fail, or Complete) Delay Samples: Number of frames transmitted Average Delay: Average round trip delay over the number of delay samples...
  • Page 329 RXT-3000 e_Manual D07-00-088P RevA00 Page 329 of 415 15.7 Monitor (Pass Through) Pass through monitor mode enables the test set to be used for long term in-service testing. This allows for bi-directional monitoring of up to full gigabit Ethernet line rate on the two 1000Base-X ports or the two 10/100/1000T ports.
  • Page 330 RXT-3000 e_Manual D07-00-088P RevA00 Page 330 of 415 Monitor Mode Results Monitor Mode Results features the same statistics as BERT Results. Please see 15.2.2 BERT Results. The Status screen displays the following statistics: Utilization (%) CRC Errors Service Disruption (ms) Go back to top Go back to TOC 15.8 Loopback Mode...
  • Page 331 RXT-3000 e_Manual D07-00-088P RevA00 Page 331 of 415 Press Start to begin loopback. indicates that loopback is in progress. The Results tab displays current test results. Please 15.2.2 BERT Results for information on the Results tabs. Loopback Setup Loopback In Progress...
  • Page 332 RXT-3000 e_Manual D07-00-088P RevA00 Page 332 of 415 15.9 Advanced Tools See the Advanced Tools section of the RXT-1200 Platform Manual. Go back to top Go back to TOC Scan VLAN Scan Setup VLAN Scan scans up to 4096 VLAN IDs for switch configuration and displays VLAN ID bandwidth rates, useful for identifying top bandwidth users based on VLAN ID.
  • Page 333 RXT-3000 e_Manual D07-00-088P RevA00 Page 333 of 415 VLAN Stack Monitoring Traffic To only receive traffic streams meeting specific criteria, stop the scan and go to the Monitor tab to configure filter criteria. Tap on a parameter box to configure it. Place a check next to a parameter to only receive traffic that matches this criteria.
  • Page 334 RXT-3000 e_Manual D07-00-088P RevA00 Page 334 of 415 Monitor Per Stream Results Note: If no stream information is displayed in the Per Stream tab, return to the VLAN ID tab (Results > Scan > VLAN ID) and verify that the VLAN ID boxes are checked.
  • Page 335 RXT-3000 e_Manual D07-00-088P RevA00 Page 335 of 415 15.10 SyncE Setup Port Selection Mode SyncE Wander Measurements Setup Results Built-in TIE, MTIE & TDEV Analysis (Optional) ESMC SSM Overview Setup Results Monitor Capture Go back to top Go back to TOC 15.10.1 SyncE Setup...
  • Page 336 RXT-3000 e_Manual D07-00-088P RevA00 Page 336 of 415 Synchronous Ethernet: Enabled or Disabled Emulation Mode: Select Master Emulation Transmit Clock Source: Select between an internal or external clock source. This clock is used as a reference clock for SyncE Master. Possible external clock sources: 1.5444MHz,1.544Mbps, 2 MHz, 2Mbps (E1 signal), 10MHz, 25MHz, 125MHz or External1 pps.
  • Page 337 RXT-3000 e_Manual D07-00-088P RevA00 Page 337 of 415 Status Indicator Symbols - Master Mode - Slave Mode An M or S indicates that the test set is in Master or Slave Mode. A green SyncE icon indicates that the SyncE test is running and a green 1588 icon indicates that the 1588 test is running.
  • Page 338 This option enables the test set to analyze up to 72 hours’ worth of wander measurement data and compare it against standard masks for a PASS/FAIL assessment, without the need for a PC. The analysis can be performed while the test is still running for run-time verification. Longer test take a lot longer to be analyzed, so the VeEX Wander Analysis PC Software is still recommended for tests longer than 24 hours.
  • Page 339 RXT-3000 e_Manual D07-00-088P RevA00 Page 339 of 415 Standard MTIE & TDEV masks selection Pass or Fail indicator, evaluated depending on selected masks MTIE line color indicator and Enable/Disable check box TDEV line color indicator and Enable/Disable check box MTIE & TDEV logarithmic graphs and standard masks Press this button to return to the wander measurements screen Once the mask has been selected, press Analysis to run the MTIE and/or TDEV calculations.
  • Page 340 RXT-3000 e_Manual D07-00-088P RevA00 Page 340 of 415 TLV: Type Length Field QL: Quality Level Heirarchy of Quality Levels in Option I of Synchronization Networks Heirarchy of Quality Levels in Option II Synchronization Networks The SyncE ESMC SSM option has the following features: Generates “information”...
  • Page 341 RXT-3000 e_Manual D07-00-088P RevA00 Page 341 of 415 SSM Codes Go back to top Go back to TOC Results The Results screen shows Messages, Protocol Monitor, and Capture. Message: A list of all the SSM quality levels with the results of the QL selected in Setup next to it.
  • Page 342 RXT-3000 e_Manual D07-00-088P RevA00 Page 342 of 415 The Tracer shows the messages as they are sent or received. The test set stores up to 2000 messages. Tap on the desired message to view decoded message details. SyncE ESMC SSM Results- Protocol Monitor...
  • Page 343 RXT-3000 e_Manual D07-00-088P RevA00 Page 343 of 415 15.11 1588v2/PTP Setup IP Configuration Port Mode Setup Master Emulation Mode Setup Master Clock Settings Slave Emulation Mode Setup Slave Clock Settings Test Results PTP Messages Overview Protocol Monitor 1588v2 Wander Measurement...
  • Page 344 RXT-3000 e_Manual D07-00-088P RevA00 Page 344 of 415 (Page 1) IP Type: IPv4 or IPv6 IP Address: Static, DHCP (IPv4 only) or AUTO (IPv6 only) Static: The user is required to enter a Local IP, Gateway address, and Subnet. All Static fields can be filled by tapping on...
  • Page 345 RXT-3000 e_Manual D07-00-088P RevA00 Page 345 of 415 Master mode emulates a 1588v2 PTP Master clock device out of the Ethernet test port (10/100/1000BaseT or 100/1000BaseX). It uses an internal or external reference clock. Emulation Mode: Select Master Protocol Mode: IPv4 UDP, IPv6 UDP or Layer 2 IPv4 UDP: The PTP messages are transmitted with an IPv4 and UDP encapsulation.
  • Page 346 RXT-3000 e_Manual D07-00-088P RevA00 Page 346 of 415 Reference Clock Source: Select between an internal or external clock source. This setting defines the reference clock used by the 1588 Master Clock. Possible external clock sources: 1.5444MHz,1.544Mbps, 2 MHz, 2Mbps (E1 signal), 10MHz, 25MHz, 125MHz or External1 pps.
  • Page 347 RXT-3000 e_Manual D07-00-088P RevA00 Page 347 of 415 Layer2: The PTP messages are encapsulated directly in an Ethernet frame without IP or UDP header. Transfer Mode: Select between Unicast or Multicast mode. In multicast mode, the Master Clock will send multicast PTP messages.
  • Page 348 RXT-3000 e_Manual D07-00-088P RevA00 Page 348 of 415 clock used for 1588 Slave clock wander measurement. Possible external clock sources: 1.5444MHz,1.544Mbps, 2 MHz, 2Mbps (E1 signal), 10MHz, 25MHz, 125MHz or External1 pps. The external clock source is connected to the SMA port on each Test Module, this port is marked CLK on the connector panel.
  • Page 349 RXT-3000 e_Manual D07-00-088P RevA00 Page 349 of 415 General messages along with information on Lost, Duplicated, Out of Sequence and Unidentified messages. Tap on Page 2 to see more detailed message error information. Summary Page 2 Additional message information is displayed on the Messages screen.
  • Page 350 RXT-3000 e_Manual D07-00-088P RevA00 Page 350 of 415 The RTD graph measures the time between when the delay_req leaves the slave and the delay_resp is received by the slave. IPG: Sync and Delay Response IPG min and max information. The IPG graphs give information about the Sync and Delay_resp arrival rate. This will depend on the setting 16 vs 32 vs 64.
  • Page 351 RXT-3000 e_Manual D07-00-088P RevA00 Page 351 of 415 1. The master starts the exchange by sending a Sync message to the slave. The message contains the time t1 at which the packet was sent. The slave notes the time t2 at which this message was received. Depending on the master hardware capabilities, the sending time may not be accurate enough in the original Sync message;...
  • Page 352 RXT-3000 e_Manual D07-00-088P RevA00 Page 352 of 415 Decoded Message Capture Go back to top Go back to TOC 15.11.4 1588v2 Wander Measurements The wander measurements in the IEEE 1588v2 section are specific to 1588v2 Slave modes. Make sure that a PTP sync has been established and enough "warm up"...
  • Page 353 Press the Stop button to terminate the test. If Save TIE to USB is set to ON, then remove the USB memory stick from the test set, bring it to a computer, and open it with the VeEX Wander Analysis PC software, for further MTIE, TDEV, and masks analysis (refer to the MTIE and TDEV Analysis section).
  • Page 354 RXT-3000 e_Manual D07-00-088P RevA00 Page 354 of 415 16.0 Fiber Channel Fiber Channel Applications Introduction Enterprises worldwide rely on complex IT infrastructures to store and maintain critical data and applications. Storage Area Networks (SANs) have evolved to improve availability, resiliency, performance, modularity and geographical distribution of data storage systems and Fiber Channel is an important technology for linking SANs together.
  • Page 355 RXT-3000 e_Manual D07-00-088P RevA00 Page 355 of 415 The Fibre Channel option addresses all the transport layers by measuring the optical power level and supporting the generation/analysis of bit errors, order sets, frame delimiters, frame transmission, and the generation of primitive sequences. User defined bytes, fixed test patterns or industry-standard PRBS patterns can be selected and inserted into the payload field depending on the test layer.
  • Page 356 RXT-3000 e_Manual D07-00-088P RevA00 Page 356 of 415 The Fiber Channel Main Menu provides shortcut application buttons for FC BERT, FC RFC 2544, FC Throughput, FC Loopback, and IP testing. Some test capabilities or test rates may be specific to the product configuration or may require the purchase of a software option in order to be displayed or be enabled.
  • Page 357 RXT-3000 e_Manual D07-00-088P RevA00 Page 357 of 415 Offline (OLS) Not Operational (NOS) Link Reset (LR) Link Reset Response (LRR) Topology: Point-to-Point (P-to-P) mode is supported. Fibre Channel defines three topologies, namely, Point-to-Point, Arbitrated Loop, and Fabric however Point-to-Point topology is the simplest one.
  • Page 358 RXT-3000 e_Manual D07-00-088P RevA00 Page 358 of 415 10G Fiber Channel: The unit verifies the 64B/66B PCS Layer with a basic primitive set at FC-1 or FC-2 lower layers. FC-1 Layer addresses the transmission protocol encoding, decoding, and special characters used for protocol...
  • Page 359 RXT-3000 e_Manual D07-00-088P RevA00 Page 359 of 415 Login/Logout Topologies Segmentation and Reassembly Fiber Channel layers and functionality FC-3 defines common services that may be available across multiple ports in a node. This level has no standard now. Services for multiple ports on one node FC-4 defines the mapping between the lower levels of Fibre Channel, and the command sets that use Fibre Channel.
  • Page 360 RXT-3000 e_Manual D07-00-088P RevA00 Page 360 of 415 FC-1 Frame Structure FC-2 BERT - Header Setup FC-2: Only FC-2 frames have a header, so these fields are not available for FC-1 frames. Defines the framing rules and mechanisms for controlling the different service classes. The following building blocks are...
  • Page 361 RXT-3000 e_Manual D07-00-088P RevA00 Page 361 of 415 CRC - The Cyclic Redundancy Check (CRC) Is a four byte field that follows the Data Field and is used to verify the data integrity of the Frame Header and Data Field.
  • Page 362 RXT-3000 e_Manual D07-00-088P RevA00 Page 362 of 415 SOF Normal (SOFnx) The following delimiters identify the start of all frames other than the first frame of a Sequence based on class of service. SOFnx is used to indicate SOFn1, SOFn2, SOFn3 and SOFn4.
  • Page 363 RXT-3000 e_Manual D07-00-088P RevA00 Page 363 of 415 improve the relationship between measurements on signals and receiver performance in terms of bit errors. The unit transmits a "compliant pattern" which consists of a valid Fiber Channel protocol frame (SOF, payload, CRC, EOF) containing a test pattern as the payload.
  • Page 364 RXT-3000 e_Manual D07-00-088P RevA00 Page 364 of 415 2E11-1: 2047 bit pattern primarily intended for error and jitter measurements on circuits operating at bit rates of 64 kbps and N x 64 kbps FC-2 BERT - Payload Setup BERT Testing Tips A BERT samples every incoming bit and looks for something that doesn't occur often.
  • Page 365 RXT-3000 e_Manual D07-00-088P RevA00 Page 365 of 415 FC-2 Header Format The Frame Header is the first field of the frame content and immediately follows the SOF delimiter. The Frame Header is used to control link operations and device protocol transfers as well as detect missing or out of order frames. The values of each field can be edited depending on network setup and test scenario.
  • Page 366 RXT-3000 e_Manual D07-00-088P RevA00 Page 366 of 415 S_ID Address Identifier: The S_ID is a three-byte field (Word 1, Bits 23-0) that contains the address identifier of the source Nx_Port. Type (Data Structure Type): The data structure type (TYPE) is a one-byte field (Word 2, Bits 31-24) that identifies the protocol of the frame content for Data frames.
  • Page 367 RXT-3000 e_Manual D07-00-088P RevA00 Page 367 of 415 Go back to top Go back to TOC Error Injection Setup Error injection can be performed during a test. The type of errors and error injection rate or flow are configured in the Error Injection tab.
  • Page 368 RXT-3000 e_Manual D07-00-088P RevA00 Page 368 of 415 Go back to top Go back to TOC 16.2.5 Results Summary Line Rate: Indicates the transmitted and received bit rate 1.0625 Gbps, 2.125 Gbps, 4.25 Gbps, 8.50Gbps, or 10.52 Gbps displayed in Mbps...
  • Page 369 RXT-3000 e_Manual D07-00-088P RevA00 Page 369 of 415 Throughput only Frame Loss: Number of frames lost Frame Loss (%): Percentage of frames lost OOS: Number of out-of-sequence frames received BERT - Errors Go back to top Go back to TOC...
  • Page 370 RXT-3000 e_Manual D07-00-088P RevA00 Page 370 of 415 Events: Indicates type of anomaly Test: Indicates the test mode BERT - Events Go back to top Go back to TOC Traffic Distribution Overview Graphical representation of: Frame type: Test frames in BER mode...
  • Page 371 RXT-3000 e_Manual D07-00-088P RevA00 Page 371 of 415 RR-RDY: For Class 3 frames transmitted and received, a R_RDY is issued when a receive buffer is available. BB Credit Count: Memory or “buffers” to temporarily store frames as they arrive and until they are assembled in sequence, and delivered to the upper layer protocol.
  • Page 372 RXT-3000 e_Manual D07-00-088P RevA00 Page 372 of 415 Indicates the number and percentage of different frame sizes received during the test period. BERT - Frame Size Distribution Go back to top Go back to TOC Delay Frame Arrival Delay or Latency is the round-trip delay experienced by a frame as it traverses the fiber link or network. The difference between the transmitted time and received time is the measured delay.
  • Page 373 RXT-3000 e_Manual D07-00-088P RevA00 Page 373 of 415 Go back to top Go back to TOC Frame Rate Details Tabular representation of the Transmitted and Received frames and the corresponding Data Rates in Mbps. BERT - Frame Rate Details Go back to top Go back to TOC...
  • Page 374 RXT-3000 e_Manual D07-00-088P RevA00 Page 374 of 415 Optical Information (Page 2) Page 2 displays the Optical module XFP information which includes Vendor name, Part number, and Optical Wavelength. Signal - Optical Information (Page 2) Go back to top Go back to TOC 16.3 RFC 2544...
  • Page 375 RXT-3000 e_Manual D07-00-088P RevA00 Page 375 of 415 The test methodology is the same as for Ethernet testing. Please refer to the RFC 2544 section for details. Go back to top Go back to TOC 16.4 Loopback The Loopback function can be found on the Fiber Channel Home menu.
  • Page 376 RXT-3000 e_Manual D07-00-088P RevA00 Page 376 of 415 To enable the loopback, press Start from the drop-down menu. Once the loopback is enabled, a message appears indicating that the loopback is active. Go back to top Go back to TOC...
  • Page 377 RXT-3000 e_Manual D07-00-088P RevA00 Page 377 of 415 17.0 CPRI Testing Overview Interface Specifications CPRI Testing Test Areas Test Ports Test Modes CPRI Unframed Setup Test Pattern Traffic Pattern Error Injection CPRI Unframed Results Summary Signal Errors Alarms Events CPRI Layer 1 Framed Testing...
  • Page 378 RXT-3000 e_Manual D07-00-088P RevA00 Page 378 of 415 CPRI specification defines only Layer 1 and Layer 2 Specification written with the goal to be generic enough to support scalable rates, physical access medium type, and air interface technologies Go back to top Go back to TOC...
  • Page 379 RXT-3000 e_Manual D07-00-088P RevA00 Page 379 of 415 symbols. The symbols are chosen so that there is a limit of 5 consecutive equal bits and the difference of the count of 0s and 1s is no more than 2. The goal is to achieve DC balance by having a running disparity of 1s and 0s and to provide enough state changes to allow clock recovery.
  • Page 380 RXT-3000 e_Manual D07-00-088P RevA00 Page 380 of 415 17.2 CPRI Testing Test Areas Tests for CPRI Transport link should focus on verifying that BER requirements are met by performing the following tests: Test in Layer 1 unframed mode to verify CPRI physical layer with 8b/10b line coding (see CPRI protocol stack)
  • Page 381 RXT-3000 e_Manual D07-00-088P RevA00 Page 381 of 415 17.2.1 CPRI Unframed Setup Tap on Test Mode and select CPRI / OBSAI Unframed Testing from the menu to access this feature. The test set also offers CPRI Layer 1 Framed Testing and CPRI Layer 2 Testing.
  • Page 382 RXT-3000 e_Manual D07-00-088P RevA00 Page 382 of 415 Layer 1 Unframed 768M Layer 1 Unframed 1.536G Layer 1 Unframed 3.072G Layer 1 Unframed 4.9152G Layer 1 Unframed 6.144G Go back to top Go back to TOC 17.2.1.1 Test Pattern Header Configuration Tap on the Data icon to reach the Header Configuration and select a test pattern.
  • Page 383 RXT-3000 e_Manual D07-00-088P RevA00 Page 383 of 415 Go back to top Go back to TOC...
  • Page 384 RXT-3000 e_Manual D07-00-088P RevA00 Page 384 of 415 17.2.2 CPRI Unframed Results Results Pressing the Start button brings up the Results screen. Go back to top Go back to TOC 17.2.2.1 Summary The following screen displays a Summary of the test results: Summary tab Line Rate (bps): Negotiated rate of the interface.
  • Page 385 RXT-3000 e_Manual D07-00-088P RevA00 Page 385 of 415 Note: Round Trip Delay measurements require a physical Loopback at the far-end. Verify that no errors are present and the TX and RX Utilization (%) is at 100%. Press the Restart button if errors are present.
  • Page 386 RXT-3000 e_Manual D07-00-088P RevA00 Page 386 of 415 The Signal tab shows Receiver Saturation and Loss of Signal thresholds. Tx and Rx optical power levels are measured by the transceiver. Go back to top Go back to TOC 17.2.2.3 Errors Tap on the Errors tab to view test measurements.
  • Page 387 RXT-3000 e_Manual D07-00-088P RevA00 Page 387 of 415 Go back to top Go back to TOC 17.2.2.4 Alarms Tap on the Alarms tab to view the Loss of Signal (duration) and Pattern Loss (events). Alarms tab Go back to top Go back to TOC 17.2.2.5 Events...
  • Page 388 RXT-3000 e_Manual D07-00-088P RevA00 Page 388 of 415 Go back to top Go back to TOC...
  • Page 389 RXT-3000 e_Manual D07-00-088P RevA00 Page 389 of 415 17.3 CPRI Layer 1 Framed Testing CPRI Layer 1 Main Menu Go back to top Go back to TOC 17.3.1 Setup Setup Menu Configure the following: Signal: Hierarchy: CPRI Speed Selection from 614.4Mbps to 6.144Gbps. 4.9 and 6.1 Gbps rate requires compatible SFP+.
  • Page 390 RXT-3000 e_Manual D07-00-088P RevA00 Page 390 of 415 Interface: CPRI Clock Selection Internal/External External Clock Sources: 1.5MHz, 2MHz, 1.5Mbit/s, 2Mbit/s, 10MHz Clock Source Setup Payload: #Z.0.1 Byte: Sync Control Word Z.0.1 set to D16.2 or D5.6 Pattern: Independent TX/RX test Pattern selection. PRBS 2^23-1 (normal or inverted) or PRBS 2^31-1 (normal or...
  • Page 391 RXT-3000 e_Manual D07-00-088P RevA00 Page 391 of 415 Mode: Manual, Timed, Auto Timed: Duration: Enter the time Units: Select seconds, minutes, hours, days Auto: Start time, and Duration Interval Save: Test result automatically saved at configurable interval ON: Set the Save Interval (in minutes). Tap the box to enter the value.
  • Page 392 RXT-3000 e_Manual D07-00-088P RevA00 Page 392 of 415 SDT Setup Enable the CPRI and/or BERT Trigger Events In the CPRI and BERT Tab enable (ON) or disable (OFF) the Alarms and Errors used to determine Service Disruption events. At least one error or alarm must be enabled for SDT to trigger.
  • Page 393 RXT-3000 e_Manual D07-00-088P RevA00 Page 393 of 415 Go back to top Go back to TOC Alarm and Error Injection Alarm and Error Injection Alarm Injection: CPRI LOS = Loss of Signal CPRI LOF = Loss of Framing Alarm Flow: Continuous Count: 0.1s, 1s, 10s, 100s...
  • Page 394 RXT-3000 e_Manual D07-00-088P RevA00 Page 394 of 415 Results Summary Alarms and Errors Green indicates no alarm Red indicates current alarm Grayed out indicates that the measurements are masked by an higher layer alarm or error Alarms and Errors Page 1...
  • Page 395 RXT-3000 e_Manual D07-00-088P RevA00 Page 395 of 415 Go back to top Go back to TOC BERT: LSS: Loss of test pattern seconds Bit: Number of test pattern bit errors detected count and rate Alarms and Errors Page 3 Go back to top Go back to TOC...
  • Page 396 RXT-3000 e_Manual D07-00-088P RevA00 Page 396 of 415 Page 2 includes: Frequency: Measured RX signal frequency Offset: current frequency offset from the frequency measurement clock (internal or external) Min: minimum frequency offset Max: maximum frequency offset Frame Count Signal Page 2...
  • Page 397 RXT-3000 e_Manual D07-00-088P RevA00 Page 397 of 415 Histogram showing the fluctuation in RX optical signal level Signal Page 4 Go back to top Go back to TOC Histogram: Histogram showing CPRI alarms and errors events. Histogram Go back to top Go back to TOC...
  • Page 398 RXT-3000 e_Manual D07-00-088P RevA00 Page 398 of 415 Go back to top Go back to TOC Event Log: Logs CPRI Alarms and Errors events along with corresponding count and duration for each event. Event Log Go back to top Go back to TOC...
  • Page 399 RXT-3000 e_Manual D07-00-088P RevA00 Page 399 of 415 17.4 CPRI Layer 2 Framed Testing CPRI Layer 2 Main Menu Go back to top Go back to TOC 17.4.1 Setup Setup Menu Go back to top Go back to TOC Configure the following: Signal: Hierarchy: CPRI Rate selection from 614.4Mbps to 6.144Gbps.
  • Page 400 RXT-3000 e_Manual D07-00-088P RevA00 Page 400 of 415 Payload: CPRI Layer 2 configuration CPRI Emulation Type: CPRI Master emulation (Radio Equipment Controller Emulation) CPRI Slave emulation (Remote Radio Unit). Slave = RE. Master is responsible for CPRI Start up sequence and Synchronization CPRI Protocol: Version 1 supported #Z.0.1 Byte: Sync Control Word Z.0.1 set to D16.2 or D5.6...
  • Page 401 RXT-3000 e_Manual D07-00-088P RevA00 Page 401 of 415 Mode: Manual, Timed, Auto Timed: Duration: Enter the time Units: Select seconds, minutes, hours, days Auto: Start time, and Duration Interval Save: Test result automatically saved at configurable interval ON: Set the Save Interval (in minutes). Tap the box to enter the value.
  • Page 402 RXT-3000 e_Manual D07-00-088P RevA00 Page 402 of 415 Enable CPRI and/or BERT trigger events In the CPRI and BERT Tab enable (ON) or disable (OFF) the Alarms and Errors used to determine Service Disruption events. At least one error or alarm must be enabled for SDT to trigger.
  • Page 403 RXT-3000 e_Manual D07-00-088P RevA00 Page 403 of 415 Press Start to start the test. Go back to top Go back to TOC 17.4.2 Results Results Summary Go back to top Go back to TOC Alarms and Errors These include Hyperframe Synchronization indication and BFN (NodeB Radio Frame) Synchronization indication.
  • Page 404 RXT-3000 e_Manual D07-00-088P RevA00 Page 404 of 415 RLOF: Remote Loss of Framing is detected in the Control bytes for L1 inband protocol Alarms and Errors Page 2 Go back to top Go back to TOC BERT: LSS: Loss of test pattern seconds...
  • Page 405 RXT-3000 e_Manual D07-00-088P RevA00 Page 405 of 415 Signal Page 3 Histogram showing the fluctuation in RX optical signal level. Signal Page 4 Go back to top Go back to TOC Histogram Histogram showing CPRI alarms and errors events. Histogram...
  • Page 406 RXT-3000 e_Manual D07-00-088P RevA00 Page 406 of 415 Histogram Page 2 Go back to top Go back to TOC Graph Graph showing CPRI Code and Bit error rate over time. Graph Graph Page 2 Go back to top Go back to TOC Event Log Logs CPRI Alarms and Errors events along with corresponding count and duration for each event.
  • Page 407 RXT-3000 e_Manual D07-00-088P RevA00 Page 407 of 415 Go back to top Go back to TOC 17.4.3 CPRI Round Trip Delay CPRI Standard Cable Delay Measurement reference points: Toffset = Frame offset delay between Slave RX and Slave TX T 1,4 = Frame delay between Master TX and Master RX Cable Delay (round trip) = T 1,4 –...
  • Page 408 RXT-3000 e_Manual D07-00-088P RevA00 Page 408 of 415 SDT Results SDT Event Log Go back to top Go back to TOC 17.4.5 Control Words Display of Control words content in the 64 Subchannels. Tap on any subchannel to display Hex and Binary value of the contents.
  • Page 409 RXT-3000 e_Manual D07-00-088P RevA00 Page 409 of 415 Go back to top Go back to TOC Frame Capture The test set must be set to Slave mode or use the Master’s ref. Clock. Capture up to 5000 Hyperframes CSV or raw frame format...
  • Page 410 RXT-3000 e_Manual D07-00-088P RevA00 Page 410 of 415 18.0 Profiles Profiles can be created in any application that has a "Profiles" drop-down menu available. The PDH, SDH, OTN, Ethernet and Fiber Channel applications all have the ability to save profiles.
  • Page 411 RXT-3000 e_Manual D07-00-088P RevA00 Page 411 of 415 19.0 Common Functions Please refer to the RXT-1200 Platform manual for the following functions: IP Tools: Ping, Trace Route Net Wiz WiFi Wiz Advanced Tools Utilities Files R-Server Backlight VeExpress M.Upgrade Go back to TOC...
  • Page 412 Replace hardware which proves to be defective provided that the products that the customer elects to replace is returned to VeEX Inc. by the customer along with proof of purchase within thirty (30) days of the request by the customer, freight prepaid.
  • Page 413 Page 413 of 415 21.0 Product Specifications The product specifications are available for download in PDF format on the VeEX customer website. Please note that Adobe Reader version 9.0 or higher is needed to open and view the file. To get the latest free version of Adobe Reader, click here.
  • Page 414 Use of this logo implies that the unit conforms to requirements of European Union and European Free Trade Association (EFTA). EN61010-1 For a copy of the CE Declaration of Conformity relating to VeEX products, please contact VeEX customer service. What is RoHS? RoHS is the acronym for Restriction of Hazardous Substances.
  • Page 415 Page 415 of 415 23.0 About VeEX VeEX Inc., the Verification EXperts, is an innovative designer and manufacturer of test and measurement solutions addressing numerous technologies. Global presence through a worldwide distribution channel provides uncompromised product support. Visit us online at www.veexinc.com...

Table of Contents