HP 7500 Series High Availability Command Reference page 140

display bfd session [ slot slot-number [ all | verbose ] | verbose ] [ | { begin | exclude | include }
regular-expression ]
In IRF mode:
display bfd session [ chassis chassis-number slot slot-number [ all | verbose ] | verbose ] [ | { begin |
exclude | include } regular-expression ]
Views
Any view
Default command level
1: Monitor level
Parameters
verbose: Displays detailed BFD session information.
slot slot-number: Displays the session information of the specified card. The slot-number argument refers
to the card slot number. (In standalone mode)
all: Displays detailed information about all the BFD sessions on the card, including those not maintained
by the card.
chassis chassis-number slot slot-number: Displays the session information of a card on an IRF member
device. The chassis-number argument refers to the ID of the member device, and the slot-number
argument refers to the number of the slot. (In IRF mode)
|: Filters command output by specifying a regular expression. For more information about regular
expressions, see Fundamentals Configuration Guide.
begin: Displays the first line that matches the specified regular expression and all lines that follow.
exclude: Displays all lines that do not match the specified regular expression.
include: Displays all lines that match the specified regular expression.
regular-expression: Specifies a regular expression, a case-sensitive string of 1 to 256 characters.
Usage guidelines
If no slot number is specified, the command displays the BFD session information on all cards. If the all
keyword is specified, the command displays the detailed BFD session information on the card (or the
MPU) in the specified slot, including those sessions not maintained by the card. (In standalone mode)
If no chassis number or slot number is specified, the command displays the BFD session information on
all cards of the IRF member devices. If the all keyword is specified together with a card and a member
device, the command displays the detailed BFD session information on the specified card (or the MPU)
of the specified IRF member device, including those sessions not maintained by the card. (In IRF mode)
Examples
# Display detailed information about the BFD sessions maintained by all the cards on the device. (In
standalone mode)
<Sysname> display bfd session verbose
Total session number: 2
IPv4 session working under Ctrl mode:
Local Discr: 1
Up session number: 2
Remote Discr: 1
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Init mode: Active