Disable IPv6 Support

1. Enter Interface Configuration mode for VLAN 3.

   SEFOS# configure terminal
   SEFOS(config)# interface vlan 3
   

2. Disable IPv6 support in the interface.

   The IPv6 link-local address and joined group address on the interface are brought down after you disable IPv6 in the interface.

   SEFOS(config-if)# no ipv6 enable
   SEFOS(config-if)# exit
   SEFOS(config)# exit
   

3. Review the IPv6 information the VLAN 3 interface.

   The IPv6 link-local address and joined group address on the interface are not shown in the output.

   SEFOS# show ipv6 interface vlan 3
    
   vlan3 is down, line protocol is down
       IPv6 is Enabled
       Link local address:
           fe80::214:4fff:fe6c:560f    [Down]
       Global unicast address(es):
           fec0::2222:0:1/96    [Down]
   ...