Avaya S8700 Maintenance Manual page 382

Maintenance Object Repair Procedure
U Basic Rate network-side 2-wire line interface.
1 TN556B ISDN-BRI 4-Wire S/T-NT Line (A-law)
2 TN2185 ISDN-BRI 4-Wire S Interface (Trunk Side)
3 TN2198 ISDN-BRI 2-Wire U Interface
4 TN2198 ISDN-BRI 2-Wire U Interface
5 TN2185 ISDN-BRI 4-Wire S Interface (Trunk Side)
1. Network Termination 2 (NT2), that terminates Layer 1 and higher layers. PBXs, LANs, and
terminal controllers typically provide NT2 functionality including protocol handling and
multiplexing for Layers 2 and 3.
2. Network Termination 1 (NT1), that terminates Layer 1 and monitors maintenance,
performance, timing, power transfer, multiplexing, and multi-drop termination with
contention resolution.
Hardware Error Log Entries and Test to Clear
Values
Table 8-460. TBRI-PT Error Log Entries
Error Aux
Type Data Associated Test
1
0 0 Any
1 (a) Level 1 Status test
(#1242)
2
129
257(b)
513 (c) 46222 XMIT FIFO Overflow
514 (d) XMIT FIFO Overflow
(TDM)
769 (e) Traffic Hyperactivity
1025 (f)
1281 (g) NPE Crosstalk test
(#617)
1537 (h) 46210 CRC error (D-channel)
1538 (i) CRC error (TDM
D-channel)
1793 (j) BRI Port Local TDM
Loop-around test
(#619)
2049 (k)
2305 (l) Layer 3 Query (#1243)
8-1078 Issue 1 May 2002
Alarm On/Off
Level Board Test to Clear Value
Any Any test Port UCSSPP sh r 1
MINOR OFF
MINOR ON
MINOR ON
MINOR OFF
MINOR ON
MINOR OFF
MINOR OFF
MINOR ON
MINOR OFF
MINOR OFF
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