Avaya Virtual Services Platform 7000 Series Troubleshooting Manual page 80

Troubleshooting Layer 3
Procedure
1. Log on to ACLI to enter User EXEC mode.
2. Enter the show ip ospf authentication interface [Ethernet <port_list> |
vlan <1–4094>] command.
3. Observed the displayed command output for mismatched interface MD5 keys.
4. Repeat steps 2 and 3 for other OSPF-enabled interfaces.
Configuring an OSPF-enabled interface for MD5 authentication
Configure MD5 authentication for an OSPF-enabled VLAN or switch port.
Procedure
1. Enter Interface Configuration mode:
enable
configure terminal
interface Ethernet <port> or interface vlan <1–4094>
2. Enter the ip ospf authentication-type message-digest command to configure
MD5 digest as the OSPF authentication type for the interface.
3. Enter the ip ospf message-digest-key <1–255> md5 <key> command to configure
an MD5 key and index value.
Checking OSPF area ID statistics
Display and observe OSPF-configured interface statistical information for area ID mismatches.
Procedure
1. Log on to ACLI to enter User EXEC mode.
2. Enter the show ip ospf ifstats mismatch command.
3. Observe displayed command output for OSPF area ID mismatches.
Configuring interface passwords to match
Configure matching passwords for OSPF-enabled VLAN interfaces or switch ports.
Note:
Passwords on devices at both endpoints of an OSPF domain must match.
Procedure
1. Enter Interface Configuration mode:
enable
configure terminal
Troubleshooting Avaya VSP 7000 Series
80
Comments on this document? infodev@avaya.com
July 2015