Nortel Networks 8000 - Manual (Page 59)

4.5.2 Configuring attribute parameters of synchronous serial interface..................................................... 4-24
4.5.3 Configuring link layer protocol of synchronous serial interface........................................................4-24
4.5.4 Configuring hold-interval of the link layer protocol for synchronous serial interface...................... 4-25
4.5.5 Checking the configuration...............................................................................................................4-25
4.6 Maintaining POS and CPOS interface....................................................................................................... 4-26
4.6.1 Resetting interface statistics.............................................................................................................. 4-26
4.6.2 Setting loopback to detect whether the interface is normal............................................................... 4-26
4.7 Configuration examples............................................................................................................................. 4-27
4.7.1 Example for directly connecting routers through POS interfaces...................................................... 4-27
4.7.2 Example for configuring STM-1 CPOS interfaces............................................................................ 4-29
4.8 Troubleshooting..........................................................................................................................................4-34
4.8.1 Physical status of POS interfaces is Down.........................................................................................4-34
4.8.2 Line protocol status of POS interfaces is Down.................................................................................4-35
4.8.3 Severe packet loss on a POS interface..............................................................................................4-35
Nortel Secure Router 8000 Series
______________________________________________________________________ Configuration -WAN Access
Nortel Networks Inc. Issue 5.3 (30 March 2009)