Administrator Guide

Layer 2 Switching Commands 447
Default Configuration
This command has no default configuration.
Command Mode
Privileged Exec, Global Configuration mode and all Configuration submodes
User Guidelines
Refer to IEEE 802.1ag for an explanation of the maintenance association
level. Typically, maintenance levels are assigned by the top level network
service provider.
• Out-of-sequence CCM's received—Count of the out-of-sequence
continuity check messages (CCM's) received
• CCM's transmitted—Count of the CCMs transmitted
• In order Loopback replies received—Count of the in order loopback replies
received
• Bad MSDU Loopback Replies received—Count of the number of
loopback replies received with a MAC Service Data Unit that did not
match the corresponding LBM
• Unexpected LTR's received—A count of the number of Link Trace Replies
fore which no LTM was sent
Example
show Ethernet cfm statistics [domain <domain-name> | level <0-7>]
Console# show ethernet cfm statistics
------------------------------------------------------------------
Statistics for 'Domain: domain1, Level: 1, Vlan: 11, MEP Id: 1'
------------------------------------------------------------------
Out-of-sequence CCM's received : 0
CCM's transmitted : 259
In-order Loopback Replies received : 5
Out-of-order Loopback Replies received: 0
Bad MSDU Loopback Replies received : 0
Loopback Replies transmitted : 5
Unexpected LTR's received : 0
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