show ipv6 helper-address

Syntax

show ipv6 helper-address [ vlan vid ]

Description

Displays the DHCPv6-relay configuration on all VLANs configured on the routing switch or on the VLAN you specify.

Example output

Display of Unicast Helper Address configured on VLAN 10 in Routing a unicast DHCPv6 request across a multiple-hop topology.

Switch(config)# show ipv6 helper-address

 VLAN: 10

 IPv6 Helper Address                     Egress Vlan
 --------------------------------------- -----------
 2001:db8:0:12::11                       1

1 Egress VLAN not used with unicast Helper addresses

Example output

Display of Multicast Helper Address configured on VLAN 10:

Switch(config)# show ipv6 helper-address

 VLAN: 14

 IPv6 Helper Address                     Egress Vlan
 --------------------------------------- -----------
 FF05::1:3                               1

1 Egress VLAN required for multicast Helper addresses