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.