3Com S7902E, Configuration Manual

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To do… Use the command… Remarks
Configure the source IP
address of echo packets
bfd echo-source-ip ip-address
Optional
You are not recommended to
configure the source IP address
as on the network segment of
any local interface’s IP address;
otherwise, a large number of
ICMP redirect packets will be
sent from the peer, resulting in
network congestion.
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, namely,
whether to output the trap messages and the output destinations). For the information center
configuration, refer to Information Center Configuration in the System Volume .
Follow these steps to enable BFD trap:
To do… Use the command… Remarks
Enter system view system-view —
Enable BFD trap snmp-agent trap enable bfd
Optional
Enabled by default
For the description of the snmp-agent trap enable bfd command, refer to the snmp-agent trap
enable command in SNMP Commands in the System Volume .
Displaying and Maintaining BFD
To do… Use the command… Remarks
Display information about
BFD-enabled interfaces
display bfd interface [ verbose ]
Available in any
view
Display information about enabled
BFD debugging
display bfd debugging-switches
Available in any
view
Display BFD session information (on a
distributed device) display bfd session [ verbose ] [ slot
slot-number [ all | verbose ] ]
Available in any
view
Display BFD session information (on a
distributed IRF device)
display bfd session [ verbose ]
[ chassis chassis-number slot
slot-number [ all | verbose ] ]
Available in any
view
Clear BFD session statistics (on a
distributed device) reset bfd session statistics [ slot
slot-number ]
Available in
user view