show cfm session counters missed-hellos

show cfm session counters missed-hellos { domain_name { association_name { {ports port_list} { end-point [up|down] } } } } {history | no-refresh | refresh}

Description

This command displays current and historical CFM session missed-hellos statistics.

Syntax Description


`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.

Default

Refresh.

Usage Guidelines

None.

Example

The following example show the current statistics with no-refresh:

# show cfm session counters missed-hellos no-refresh
         1        2         3         4         5        6         7         8
12345678901234567890123456789012345678901234567890123456789012345678901234567890
================================================================================
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
#

History

This command was first available in ExtremeXOS 16.1.

Platform Availability

This command is available on ExtremeSwitching X435, X440-G2, X450-G2, X460-G2, X465, X590, X620, X690, and X695 series switches.