User manual

Nortel Secure Router 8000 Series
Configuration -WAN Access
ii Nortel Networks Inc. Issue 5.3 (
30 March 2009)
10.7.3 Checking the configuration............................................................................................................10-25
10.8 Creating a PVC-group and configuring the PVC service mapping.........................................................10-26
10.8.1 Establishing the configuration task ................................................................................................10-26
10.8.2 Creating a PVC-group and configuring PVC service mapping......................................................10-27
10.8.3 Checking the configuration............................................................................................................10-28
10.9 Configuring the service type of PVC ......................................................................................................10-28
10.9.1 Establishing the configuration task ................................................................................................10-28
10.9.2 Configuring the service type of a PVC ..........................................................................................10-29
10.9.3 Checking the configuration............................................................................................................10-30
10.10 Configuring ATM OAM........................................................................................................................10-30
10.10.1 Establishing the Configuration Task ............................................................................................10-30
10.10.2 Configuring the Attributes of Connection Point...........................................................................10-31
10.10.3 Configuring the Identifier for Specified Point of Loopback ........................................................10-32
10.10.4 Configuring the Cell Loopback....................................................................................................10-32
10.10.5 Inserting the OAM Cells..............................................................................................................10-33
10.10.6 Configuring the OAM F5 Loopback............................................................................................10-34
10.10.7 Checking the Configuration.........................................................................................................10-35
10.11 Maintaining ATM ..................................................................................................................................10-36
10.11.1 Clearing the ATM interface statistics ...........................................................................................10-36
10.11.2 Setting loopback to detect if the interface is normal ....................................................................10-36
10.11.3 Debugging ATM...........................................................................................................................10-37
10.12 Configuration examples ........................................................................................................................10-37
10.12.1 Example for configuring IPoA.....................................................................................................10-38
10.12.2 Example for configuring IPoEoA ................................................................................................10-41
10.12.3 Example for configuring PPPoA..................................................................................................10-43
10.12.4 Example for configuring PPPoEoA .............................................................................................10-45
10.13 Troubleshooting.....................................................................................................................................10-48
10.13.1 ATM Interface is down.................................................................................................................10-48
10.13.2 Interfaces cannot successfully ping each other ............................................................................10-48
10.13.3 PVC is down though the ATM interface is up..............................................................................10-49
10.13.4 Pinging the peer fails though PVC is UP.....................................................................................10-50
10.13.5 Severe packet dropping and CRC errors occur though the ping succeeds ...................................10-50
10.13.6 Link is not up when using IPoA or PPPoA ..................................................................................10-51
10.13.7 Packet loss caused by the deletion of some PVCs in the PVC-group ..........................................10-51