Arp table, Arp table -10 – Alcatel Carrier Internetworking Solutions 6648 User Manual

Page 220

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ARP Table

Troubleshooting Virtual Router Redundancy Protocol (VRRP)

page 13-10

OmniSwitch Troubleshooting Guide

September 2005

ARP Table

The ARP Table of the OmniSwitch that is the Master Router will have the Virtual MAC Learned in the
ARP Table. It will not be learned on a port. In the example below I use the show arp command to illus-
trate before and after a switch the VRRP master.

-> show arp

Total 3 arp entries
Flags (P=Proxy, A=Authentication, V=VRRP)

IP Addr Hardware Addr Type Flags Port Interface
-----------------+-------------------+----------+-------+--------+----------
172.50.1.254 00:00:5e:00:01:32 STATIC PV UNKNOWN vlan 500

172.51.1.254 00:00:5e:00:01:33 STATIC PV UNKNOWN vlan 501

172.52.1.254 00:00:5e:00:01:34 STATIC PV UNKNOWN vlan 502

-----------------+-------------------+----------+-------+--------+----------

-> vrrp 1 2 disable
SUN FEB 19 23:05:28 : VRRP (77) info message : Virtual router VRID=1 VLAN=2 state
is initialize
-> SUN FEB 19 23:05:28 : VRRP (77) info message : Virtual router VRID=1 VLAN=2
disabled
vrrp 1 2 priority 110
-> vrrp 1 2 enable
SUN FEB 19 23:05:41 : VRRP (77) info message : Virtual router VRID=1 VLAN=2 enabled
-> SUN FEB 19 23:05:42 : VRRP (77) info message : Virtual router VRID=1 VLAN=2
state is backup
SUN FEB 19 23:05:46 : VRRP (77) info message : Virtual router VRID=1 VLAN=2 state
is master

Total 1 arp entries
Flags (P=Proxy, A=Authentication, V=VRRP)

IP Addr Hardware Addr Type Flags Port Interface
-----------------+-------------------+----------+-------+--------+----------
10.1.96.5 00:50:04:b2:c9:ee STATIC PV UNKNOWN vlan 2

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