Safety Measures Guidelines ...........6 Certificate of Conformance №ОS/1-SPD-19 ....6 Section 1. Introduction ............7 1.1. Sphere of Application................7 1.2. E1-XL/B-IP Multiplexor Main Features ..........8 1.3. Order Code ....................8 1.4. Technical Specifications ................9 Interface E1 ....................9 E1 Synchronization .................. 9 Ethernet Interfaces .................
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E1-XL/B-IP Multiplexor 3.2.2. Loopback to Remote Device ............17 Section 4. Control ............18 4.1. Upper-Level Menu ................. 18 4.1.1. E1 Port Status ................19 4.1.2. Ethernet Port Status ..............20 4.1.3. TDM/IP-stream Local Status ............20 4.1.4. Status of TDM/IP-stream Capture by Remote Device ....20 4.2.
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E1-XL/B-IP Multiplexor Maximum delay ................31 Retry count ..................31 Submenu “Frequency” ..............31 4.3.4. Menu “Configure | Thrifty” ............32 Mode ....................32 DTX ....................33 Compression .................. 33 VAD ....................33 CNG ....................34 Advanced ..................34 4.3.5. Menu “Configure | Network” ............36 Outward ..................
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E1-XL/B-IP Multiplexor 4.4.2. Command “Status | Clear” ............44 4.4.3. Menu “Status | System tables” ............. 44 4.4.4. Command “Status | Firmware” ............ 44 4.5. Menu “Testing” ..................44 4.5.1. Menu “Testing | E1 Interface” ............. 44 4.6. Menu “Restart” ..................45 4.7.
E1-XL/B-IP Multiplexor Safety Measures Guidelines The exclamation within the triangle is warning sign alerting you of im- portant instructions related to the device operation and maintenance. Strictly follow legacy safety standards and regulations during installation, op- eration and maintenance of the device. Works related to installation, maintenance and repair of the device should be conducted by qualified and authorized personnel only.
E1-XL/B-IP Multiplexor Section 1. Introduction 1.1. Sphere of Application E1-XL-IP is a multiplexor enabling transmission of one E1 channel over asynchro- nous packet transport network. Note. Hereinafter term “channel E1” is used to designate a data link which is pro- vided with ITU-T G.703-standard compliant interface for data transmission at nominal...
The device can be managed via RS-232/V.24 interface by means of ANSI-terminal or via Internet over SSH protocol. The multiplexor’s firmware can be updated over HTTP protocol from update.cronyx.ru (update process is automatic, the web-site is not a subject for surfing).
E1-XL/B-IP Multiplexor 1.4. Technical Specifications Interface E1 Compliant with the following standards ..ITU-T G.703, G.704, G.706, G.732, G.823; Nominal bit rate ..........2048 kbps; Coding ............HDB3 or AMI; Framing ............Transmission of G.703 stream with framing (G.702, PCM-30) or without framing;...
E1-XL/B-IP Multiplexor Ethernet Interfaces Compliant with the following standards ..IEEE 802.3, 802.3u, 802.1p, 802.1Q; Bit rate ............10 or 100 Mbits, half/full duplex, auto negotiation; Range ............. Up to 100 m via UTP-5 cable; Console port Data transfer protocol ........Asynchronous, 9600-115200 baud, 8 bit/ symbol, 1 stop bit, non-parity;...
Ambient temperature should be 0 to +50 °С with humidity 80%, non-condensing. 2.2. Supply Set E1-XL/B-IP system unit ................1 External power supply unit with mains cord ..........1 Counter part of E1 interface DB-15 connector ..........1.
E1-XL/B-IP Multiplexor 2.3. Location of Controls and Connectors Actual appearance of the device’s front panel can differ slightly from the one shown in the picture, yet functionalities of control elements are the same. The following elements are located on the multiplexor’s front panel:...
E1-XL/B-IP Multiplexor Ethernet 10/100 Base-T port for optional connection to internal local area network; Ethernet 10/100 Base-T port for connection to external backbone net- work; E1 port, DB-15 connector (female); External power supply unit connector; Power Supply Connector For connection of power supply cable to AC network standard mains connector is used (IEC 320 C14).
E1-XL/B-IP Multiplexor Ethernet Port Connector To connect Ethernet cable (10/100Base-T, IEEE 802.3 standard) RJ-45 socket is used: When connecting to hub use “direct” cable. Console Asynchronous Port Connector The device can be managed from ANSI-terminal. Console port is lead out to DB-9 connector (male), is provided with RS-232/V.24 DTE standard interface and by default...
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E1-XL/B-IP Multiplexor CD 1 1 CD RXD 2 2 RXD TXD 3 3 TXD DTR 4 4 DTR GND 5 5 GND DSR 6 6 DSR RTS 7 7 RTS CTS 8 8 CTS Cable without modem control For connection to COM port use null-modem cable.
E1-XL/B-IP Multiplexor Section 3. Operation 3.1. Synchronization Modes To ensure reliable operation of E1 network always use the single source of synchro- nization. All devices included into E1 network should be adjusted in such a way as to enable reception of synchronization from the side of original source and synchronization further transmission overall the network.
E1-XL/B-IP Multiplexor 3.2. Loopbacks 3.2.1. Loopback to E1 Line E1-XL-IP E1-XL-IP Data received from E1 port is turned back to E1 port without processing and is trans- ferred to a remote device over packet network. Data received from the remote device from packet network is lost.
To return to upper-level menu type “Enter” (or “Return”). Example of root menu is shown in the figure below: Cronyx TDM/IP Trunk 1.0 Main menu: the main device’s menu Status: Ethernet: ok; Trunk: ok/seize; E1: ok/ok;...
E1-XL/B-IP Multiplexor The upper line contains name of device model, name and version of internal firmware. Major characteristics of the device current state are shown in “Status” line: • “Ethernet” - network interface data. Depending on operating mode either state of “external”...
E1-XL/B-IP Multiplexor 4.1.2. Ethernet Port Status • «Оk» – carrier available, connection is OK; • «no-link» – no carrier or connection can’t be established; 4.1.3. TDM/IP-stream Local Status • «Ok» – everything is all right; • «not-started» – connection to remote device was not established since stream initiation;...
Menu “Configure | E1 Interface” is used to specify parameters related to E1 port. Parameters specified at local and remote devices must coincide completely, excluding line code and synchronization mode: Cronyx TDM/IP Trunk 1.0 Configure, E1 Interface: G.703/G.704 options & timeslots selection 0) Return 1) Line code: HDB3 - G.703 line code format...
E1-XL/B-IP Multiplexor Mode Selection of framed (framing in compliance with ITU-T G.704) or unframed E1 mode. • «Framed» – E1 framed mode, timeslots are defined; • «Unframed» – E1 unframed mode, timeslots are undefined; When in framed mode multiplexor allows to specify a set of timeslots (1-31) to be transferred over packet network.
E1-XL/B-IP Multiplexor • « . » – timeslot is not transmitted; • « D » – transmit as timeslot containing data of unknown type. Recommended for use only in case it is known that non-HDLC data will be contained in timeslot;...
Menu “Configure | Transport” is used to configure transport layer used for interac- tion of two devices and transmit TDM/IP-stream between them over backbone transport packet network: Cronyx TDM/IP Trunk 1.0 Configure, Transport: select & configure transport layer 0) Return...
E1-XL/B-IP Multiplexor with IP-address specified in the settings of “external” network interface, ref. section 4.3.4. Local MAC The given menu item can be accessed only in case Ethernet IEEE 802.3 is selected as transport layer. Is used to view local MAC-address only which always coincide with MAC-address specified in the settings of “external”...
E1-XL/B-IP Multiplexor In case IP or UDP is selected as transport layer: It is used to specify TOS (Type Of Service) bit mask or Diffserv mark value which will be used to mark TDM/IP-pack- ets. In case Ethernet IEEE 802.3 is selected as transport layer: the value specified will be used during generation of VLAN-marks for outbound TDM/IP-packets.
Menu “Configure | Trunk” is used to specify TDM/IP-stream parameters and set up synchronization recovery engine to parameters of backbone transport packet network. Parameters and values specified at local and remote devices must coincide complete- Cronyx TDM/IP Trunk 1.0 Configure, Trunk: link & trunk settings 0) Return...
E1-XL/B-IP Multiplexor Interval It is used to specify sequence interval of network transport packets sent between TDM/IP-devices. Shorter interval corresponds to shorter delay caused during data processing, but greater number of network packets and greater network traffic volume between devices.
E1-XL/B-IP Multiplexor Maximum delay It is used to specify maximum transport delay in backbone network which can occur during delivery of network packets from one TDM/IP-device to another. Difference between maximal and minimal delay determines transport delay uneven- ness also known as “jitter” (as applied to packet data networks) or “PDV” (Packet Delivery Variance).
4.3.4. Menu “Configure | Thrifty” Menu “Configure | Thrifty” is used to manage saving modes of network traffic and bandwidth between devices: Cronyx TDM/IP Trunk 1.0 Configure, Thrifty: bandwidth saving options 0) Return 1) Mode: Dynamic fibers...
E1-XL/B-IP Multiplexor It is used to allow device change-over to “Discontinuous Transmission” mode. Use of DTX mode is possible only in case when any traffic saving mode is preset (ref. “Configure | Thrifty | Mode”). Asymmetric mode setup on local and remote devices is allowed.
E1-XL/B-IP Multiplexor availability in voice timeslots. The given menu item can be accessed only in case E1 framed mode is selected and dynamic stream technology is activated. If voice timeslot is considered to be inactive (contains silence or noise without voice) device will not transmit to remote device over packet network, thus saving bandwidth and traffic volume.
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E1-XL/B-IP Multiplexor respond to timeslots used and which do not. The given menu item can be accessed only during E1 framed mode with telephone signaling CAS-type selected and dynamic stream technology activated. Basing on data provided device will nei- ther analyze nor transmit voice timeslots containing “inactive” combinations of signaling ABCD-bits to remote part.
4.3.5. Menu “Configure | Network” Menu “Configure | Network” is used to configure device network interfaces and to se- lect mode of interaction with local network connected to “internal” network interface. Cronyx TDM/IP Trunk 1.0 Configure, Network: manage network interfaces 0) Return 1) Outward...
E1-XL/B-IP Multiplexor Bandwidth It is used to limit total data rate (bandwidth) via “external” network interface. Data stream is limited with transit of data from “internal” interface to “external” one taken into account. Traffic is limited in compliance with QoS and TOS/Diffserv fields or VLAN-tags contained in transit packets taken into account, but at that TDM/IP-packets transmitted from device always have priority over local area network data.
E1-XL/B-IP Multiplexor Network It is used to control possibility to access device from network over SSH protocol. By default network access to console is disabled. • «On» – access from network is enabled; • «Off» – access from network is disabled;...
E1-XL/B-IP Multiplexor Revert Command cancels configuration modifications and resets device to the state saved in nonvolatile memory (NVRAM). Command is accessible only in case device configura- tion was modified. Save Saves modifications in nonvolatile memory (NVRAM), device current mode of operation is not changed.
E1-XL/B-IP Multiplexor 4.4. Menu “Status” Menu “Status” is used to view and monitor current state of device, event and error counters, statistics: Cronyx TDM/IP Trunk 1.0 Status: show status, counters of events, errors, etc 0) Return 1) Report - integrated report 2) Clear - clear statistics, event &...
E1-XL/B-IP Multiplexor • «Bursty errored seconds» – counter of seconds during which more than one CRC4 or frame synchronization error occurred (according to RFC 1406); • «Severely errored seconds» – counter of seconds during which a lot of errors occurred (according to RFC 1406);...
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E1-XL/B-IP Multiplexor • «Retry-item responded» – retransmitted network packet counter; • «Repeat-expand», «Repeat-compress» – counter of received/sent packets which were compressed by means of retransmission deletion; • «Payload carry in-volume» , «Payload carry out-volume» – total volume of data received/sent by payload via network;...
E1-XL/B-IP Multiplexor 4.4.2. Command “Status | Clear” The given command is used to reset errors and events counter, clear statistics and history of device operation. 4.4.3. Menu “Status | System tables” It is used to view some critical system tables and registers: •...
To complete additional hardware reset and device reboot press button “RESET” located at the front panel. 4.7. Menu “Firmware update” Menu “Firmware update” is used to update E1-XL-IP multiplexor firmware: Cronyx TDM/IP Trunk 1.0 Update firmware: update device’s firmware 0) Return 1) Method: HTTP - firmware upload method 2) IP address: <none>...
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