9.4.11. Advanced Frame Relay Parameters .................................................................................... 84
10.
STRAPS .................................................................................................... 86
10.1. Connecting the Frame Ground to the Signal Ground ..................................... 86
10.2. E1 Tributary Channel Straps ......................................................................... 86
10.3. External Clock Strap ...................................................................................... 86
10.4. V.35 and V.36/V.11 Interface Selection Straps .............................................. 86
10.5. E3 Electric Interface Card Straps................................................................... 87
10.6. Restricted Use Straps .................................................................................... 87
11.
VOICE CHANNEL .................................................................................... 88
11.1. Specifications of the Voice Channel .............................................................. 88
12.
ALARMS AND EXTERNAL CLOCK ......................................................... 89
12.1. Alarm Inputs .................................................................................................. 89
12.2. Alarm Outputs ............................................................................................... 89
12.3. Input of External Clock .................................................................................. 90
12.4. Failure Situations ........................................................................................... 91
13.
MANAGEMENT SYSTEM ........................................................................ 92
13.1. Remote Management .................................................................................... 92
13.1.1. In Band Management .......................................................................................................... 92
13.2. IP Management (Direct IP SNMP) ................................................................. 93
13.3. Management Setup ....................................................................................... 93
13.3.1. Setup via SNMP .................................................................................................................. 93
13.3.2. Ethernet Management ......................................................................................................... 93
14.
SOFTWARE .............................................................................................. 94
14.1. How to Identify the Current Version of the Software ...................................... 94
14.2. Download via TFTP ....................................................................................... 94
14.3. Download via the Terminal Port ..................................................................... 95
15.
INSTALLATION ........................................................................................ 96
15.1. Wall and 19” Rack Mounting .......................................................................... 96
15.2. Optical Connections ...................................................................................... 96
15.3. DM16E1 / DM4E1 Mixed Operation ............................................................... 97
15.4. Point to Point Topology ................................................................................. 97
15.5. Unidirectional Ring Topology (Cascading) ..................................................... 97
15.6. Bidirectional Ring Topology ........................................................................... 98
15.7. In-Line Topology ............................................................................................ 99
15.8. Optic Modem Topology ............................................................................... 100
15.9. Interface Converter Topology ...................................................................... 101
15.10. Transparent Interface Converter Topology ................................................ 102
15.11. Regenerator Topology ............................................................................... 102
15.12. Ethernet 10/100BaseT Remote Bridge ...................................................... 102
15.13. V.35-V.36/V.11 Interface ........................................................................... 103
15.14. Routing ...................................................................................................... 103
15.15. Service Channel ........................................................................................ 103
15.16. External 2048kbit/s clock ........................................................................... 104
15.17. External Alarm ........................................................................................... 104
15.18. Terminal Connection ................................................................................. 104
15.19. SNMP Remote Management ..................................................................... 104
15.20. Power Connections ................................................................................... 104
15.21. Straps ........................................................................................................ 105
15.22. Other Important Topics .............................................................................. 105
