Figure 10: Example 3; Servers Switch Over To Backup Nic - Avaya ERS 3500 Technical Configuration Manual

3.3.4 Verifying server connectivity after Primary NIC failure
Now fail the Active NICs so that the servers start using their backup NICs.

Figure 10: Example 3; servers switch over to Backup NIC

Verify log file on switch
Avaya-ERS-Switch# show log
Type Time
---- ----------------------------- ---- --- -------
I 01:05:41:03
I 01:05:41:08
Verify IP connectivity between the Router and the servers
Router#% ping 30.0.0.121; ping 30.0.0.122
30.0.0.121 is alive
30.0.0.122 is alive
Verify the FDB on the switch
Avaya-ERS-Switch#% show mac-address-table vid 30
Mac Address Table Aging Time: 300
Learning Enabled Ports 1-26
Number of addresses: 3
MAC Address Vid
----------------- ---- ------- -------
November 2010
Idx Src Message
1 Link Down Trap for Port: 7
2 Link Down Trap for Port: 9
Type Source
Avaya Inc. – Internal Distribution
avaya.com
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