Alcatel-Lucent 7750 Configuration Manual page 256

Interfaces
system and should also be in the same subnet as the local-ip address. If the LAG bundle is re-
associated with a different IP interface, the local-ip and remote-ip parameters should be modified
to match the new IP subnet.
The optional parameters that may be configured for the BFD over LAG links include:
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The following is an example configuration:
*A:Dut-C>config>lag# info
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Transmit Interval
Receive Interval
Multiplier
Max-Wait-for-Up-Time - This parameter controls how long a link will remain active if
BFD is enabled after the LAG and associated links are active and in a forwarding state.
Max-Time-Admin-Down - This parameter controls how long the system will wait before
bringing the associated link out of service if an admin down message is recieved from the
far-end.
bfd
family ipv4
local-ip-address 10.120.1.2
receive-interval 1000
remote-ip-address 10.120.1.1
transmit-interval 1000
no shutdown
exit
exit
no shutdown
7750 SR Interface Configuration Guide