LevelOne GTL-2690 - Manual (Page 696)

Basic IP Configuration
41-19
41
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 router.
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 router.
Command Mode
Normal Exec, Privileged Exec
Example
The following example shows statistics for all IPv6 unicast and multicast traffic, as
well as ICMP, UDP and TCP statistics:
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#
Table 41-4 show ipv6 mtu - display 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.
Console#show ipv6 traffic
IPv6 Statistics:
Ipv6 rcvd
rcvd total 1432
source routed 0
truncated 0
format errors 0
hop count exceeded 0
unknown protocol 0
not a router 0
fragments 0
total reassembled 0
reassembly timeouts 0
reassembly failures 0
Ipv6 sent
sent generated 1435
forwarded 0
fragmented 0