CLI Reference Guide-R05

Chapter 28 | IP Interface Commands
Interface Address Configuration and Utilities
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This example displays a brief summary of IPv6 addresses configured on the switch.
Console#show ipv6 interface brief
Interface VLAN IPv6 IPv6 Address
--------------- ---------- ---------- ------------------------------------
VLAN 1 Up Up 2001:DB8:2222:7273::72/96
VLAN 1 Up Up FE80::2E0:CFF:FE00:FD%1/64
Console#
Related Commands
show ip interface (817)
show ipv6 mtu This command displays the maximum transmission unit (MTU) cache for
destinations that have returned an ICMP packet-too-big message along with an
acceptable MTU to this switch.
Command Mode
Normal Exec, Privileged Exec
Example
The following example shows the MTU cache for this device:
Console#show ipv6 mtu
MTU Since Destination Address
1400 00:04:21 5000:1::3
1280 00:04:50 FE80::203:A0FF:FED6:141D
Console#
ND advertised
reachable time
The reachable time is included in all router advertisements sent out of an
interface so that nodes on the same link use the same time value.
ND advertised
router lifetime
The length of time during which the prefix is valid for on-link determination.
Table 170: show ipv6 interface - display description (Continued)
Field Description
Table 171: show ipv6 mtu - display description
*
* No information is displayed if an IPv6 address has not been assigned to the switch.
Field Description
MTU Adjusted MTU contained in the ICMP packet-too-big message returned from this
destination, and now used for all traffic sent along this path.
Since Time since an ICMP packet-too-big message was received from this destination.
Destination
Address
Address which sent an ICMP packet-too-big message.