R211x-HP Flexfabric 11900 High Availability Command Reference

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Parameters
port-number: Specifies the destination port number of multi-hop BFD control packets, 3784 or 4784.
Examples
# Configure the destination port number for multi-hop BFD control packets as 3784.
<Sysname> system-view
[Sysname] bfd multi-hop destination-port 3784
bfd multi-hop detect-multiplier
Use bfd multi-hop detect-multiplier to configure the multi-hop detection time multiplier.
Use undo bfd multi-hop detect-multiplier to restore the default.
Syntax
bfd multi-hop detect-multiplier value
undo bfd multi-hop detect-multiplier
Default
The multi-hop detection time multiplier is 5.
Views
System view
Predefined user roles
network-admin
mdc-admin
Parameters
value: Specifies the multi-hop detection time multiplier in the range of 3 to 50.
Usage guidelines
The detection time multiplier determines the maximum number of concurrent BFD control packets that can
be discarded.
Table 25 Detection interval calculation method
Mode Detection interval
Control packet mode BFD session in
asynchronous mode
Detection time multiplier of the receiver × actual
packet sending interval of the receiver
Control packet mode BFD session in demand
mode
Detection time multiplier of the sender × actual
packet sending interval of the sender
Examples
# Configure the multi-hop detection time multiplier as 6.
<Sysname> system-view
[Sysname] bfd multi-hop detect-multiplier 6