ipv6 nd ra propagate-mtu
This command informs the LAN interface which WAN interface's MTU size to use in the IPv6 Router Advertisement message. This is configured on the LAN interface.
Syntax
# ipv6 nd ra propagate-mtu <WAN Interface Name>
Note
This command is applicable only to data-router functionality.
Command Mode
Privileged User
Example
This example uses the MTU of the Gigabit Ethernet WAN interface for the IPv6 Router Advertisement.
(config-data)# interface vlan 1 (conf-if-VLAN 1)#ipv6 nd ra propagate-mtu gigabitethernet 0/0