Creating an IPv6 CLIP interface

1. Enter Loopback Interface Configuration mode

   enable

   configure terminal

   interface Loopback <1-256>

2. Create an IPv6 loopback interface address:

   ipv6 interface address WORD <0-255> vrf WORD <1–16>

3. Optional: Enter a name for the IPv6 address:

   ipv6 interface name WORD <0-64>

4. Ensure the configuration is correct:

   show ipv6 interface loopback <1–256>

Example

Switch:1#show ipv6 interface loopback 
=======================================================================================================
                                                Loopback Ipv6 Interfaces
=======================================================================================================
IF   VRF          Descr    VLAN PHYSICAL       ADMIN   OPER  TYPE  MTU HOP REACHABLE  RETRANSMIT  IPSEC
INDX NAME                       ADDRESS        STATE   STATE           LMT TIME       TIME        STATE
--------------------------------------------------------------------------------------------------------
1348 GlobalRouter CLIPv6-5 --00:00:00:00:00:05 enable  up    ETHER 1500 64 30000     1000     disable

========================================================================================================
                                        Loopback IPv6 Addresses
========================================================================================================
IPV6 ADDRESS/PREFIX LENGTH      LOOPBACK-ID  TYPE    ORIGIN    STATUS               NAME
--------------------------------------------------------------------------------------------------------
2001:db8:0:0:0:0:0:ffff/32       C-5        UNICAST  MANUAL    PREFERRED INF  INF  EXTREMESERVER_2

Legend: NA - Information not available

1 out of 1 Total Num of Interface Entries displayed.
1 out of 1 Total Num of Address Entries displayed.