Verifying Switch Interface Ipv6 Status; Checking For A Duplicate Global Ipv6 Address - Avaya Virtual Services Platform 7000 Series Troubleshooting Manual

Troubleshooting IPv6
enable
configure terminal
2. Use the show ipv6 default-gateway command to display the IPv6 default gateway
configuration for the switch.
3. If required, use the ipv6 default–gateway <ipv6_addr> command to configure the
switch for the IPv6 default gateway.
4. You can repeat step 2 to confirm the change.

Verifying switch interface IPv6 status

Use this procedure to verify that IPv6 is enabled on interfaces for the switch that does not respond
to the ping.
Procedure
1. Enter Global Configuration mode:
enable
configure terminal
2. Use the show ipv6 interface command to display the IPv6 configuration for switch
interfaces.
3. Observe whether the interface ADMIN STATE is enabled or disabled.
4. If required, use the interface <if_type> command to configure the interface.
5. Use the ipv6 interface enable command to enable IPv6 for a VLAN interface.
OR
Use the ipv6 enable command to enable IPv6 for an Ethernet interface.
6. You can repeat steps 2 and 3 to confirm the change.

Checking for a duplicate global IPv6 address

Use this procedure to check for and rectify a duplicate IPv6 addresses configured on the switch that
does not respond to the ping.
About this task
A duplicate global IPv6 address indicates that another node in the link scope already has the same
address.
Procedure
1. Enter Global Configuration mode:
Troubleshooting Avaya VSP 7000 Series
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July 2015