This command displays current and historical CFM session missed-hellos statistics.
| domain_name | IEEE 802.1ag domain name. |
| association_name | IEEE 802.1ag or ITU-T Y.1731 association name. |
| ports | Specifiy ports to show. |
| port_list | List of ports to show. |
| end-point | Show MEPs (Maintenance association End Point). |
| up | End point is up. |
| down | End point is down. |
| history | Historical set of bins. |
| no-refresh | Page by page display without continuous refresh. |
| refresh | Continuous refresh of output. |
Refresh.
None.
The following example show the current statistics with no-refresh:
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Download EPUB# show cfm session counters missed-hellos no-refresh
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================================================================================
Session ID Port Remote End-Point Interval Missed Missed Down Flags
MAC Address (msec) Once Twice
================================================================================
3-4000-1111-6666 4 00:11:22:33:44:55 3.3 --- --- >9999 DHIs
3-4000-2222-6666 6 00:11:22:33:44:55 10000 >9999 >9999 >9999 DSIs
3-4001-3333-7777 5 00:66:77:88:99:aa 600000 >9999 >9999 >9999 USAs
================================================================================
Session ID: MD Level-VLAN ID-Local MEP ID-Remote MEP ID
Flags: Maintenance Point: (U) Up, End-Point, (D) Down End-Point
Session Type: (S) Software, (H) Hardware
Status: (A) Active, (I) Inactive
Remote End-Point MAC Address: (d) dynamic, (s) static
The following example displays current statistics with refresh.
# show cfm session counters missed-hellos
================================================================================
Session ID Port Remote End-Point Interval Missed Missed Down Flags
MAC Address (msec) once twice
================================================================================
3-4000-1111-6666 4 00:11:22:33:44:55 3.3 --- --- >9999 DHIs
3-4000-2222-6666 6 00:11:22:33:44:55 10000 >9999 >9999 >9999 DSIs
3-4001-3333-7777 5 00:66:77:88:99:aa 600000 >9999 >9999 >9999 USAs
================================================================================
Session ID: MD Level-VLAN ID-Local MEP ID-Remote MEP ID
Flags: Maintenance Point: (U) Up End-Point, (D) Down End-Point
Session Type: (S) Software, (H) Hardware
Status: (A) Active, (I) Inactive
Remote End-Point MAC Address: (d) dynamic, (s) static
0->Clear Counters U->page up D->page down ESC->exit
#
This command was first available in ExtremeXOS 16.1.
This command is available on the Summit X450-G2, X460-G2, X670-G2, X770, and ExtremeSwitching X440-G2, X620, X690, X870 series switches.