HP VPN Firewall Appliances High Availability Configuration Guide

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• The actual detection time on Router B is 2000 milliseconds, which is 5 × 400 milliseconds (Detect
Mult on Router A × actual transmitting interval on Router A).
Enabling trap
When the trap function is enabled on the BFD module, the module will generate trap messages at the
notifications level to report the important events of the module. The generated trap messages are sent to
the device's information center, which determines the output rules for the trap messages (whether to
output the trap messages and the output destinations). For information about configuring the information
center, see System Management and Maintenance Configuration Guide.
To enable BFD trap:
Ste
p
Command Remarks
1. Enter system view.
system-view N/A
2. Enable BFD trap.
snmp-agent trap enable
bfd
Optional.
Enabled by default.
For more information about the command, see the
snmp-agent trap enable command in System
Management and Maintenance Configuration Guide.
Displaying and maintaining BFD
Task Command Remarks
Display information about
BFD-enabled interfaces.
display bfd interface [ verbose ] [ |
{ begin | exclude | include }
regular-expression ]
Available in any view.
Display information about enabled
BFD debugging.
display bfd debugging-switches [ |
{ begin | exclude | include }
regular-expression ]
Available in any view.
Display BFD session information.
display bfd session [ verbose ] [ |
{ begin | exclude | include }
regular-expression ]
Available in any view.
Clear BFD session statistics. reset bfd session statistics Available in user view.