IPv6 Interface Commands

60-14

60
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:
show ipv6 traffic
This command displays statistics about IPv6 traffic passing through this switch.
Command Mode
Normal Exec, Privileged Exec
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#
Table60-3 show ipv6 mtu - disp lay description
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.