Dell S4820T, Configuration Manual

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Establishing Sessions for Static Routes
Sessions are established for all neighbors that are the next hop of a static route.
Figure 16. Establishing Sessions for Static Routes
To establish a BFD session, use the following command.
• Establish BFD sessions for all neighbors that are the next hop of a static route.
CONFIGURATION mode
ip route bfd
Example of the
show bfd neighbors
Command to Verify Static Routes
To verify that sessions have been created for static routes, use the
show bfd neighbors
command.
R1(conf)#ip route 2.2.3.0/24 2.2.2.2
R1(conf)#ip route bfd
R1(conf)#do show bfd neighbors
* - Active session role
Ad Dn - Admin Down
C - CLI
I - ISIS
O - OSPF
R - Static Route (RTM)
LocalAddr RemoteAddr Interface State Rx-int Tx-int Mult Clients
2.2.2.1 2.2.2.2 Gi 4/24 Up 100 100 4 R
To view detailed session information, use the
show bfd neighbors detail
command, as shown in
the examples in Displaying BFD for BGP Information .
Changing Static Route Session Parameters
BFD sessions are configured with default intervals and a default role.
The parameters you can configure are: Desired TX Interval, Required Min RX Interval, Detection Multiplier,
and system role. These parameters are configured for all static routes. If you change a parameter, the
change affects all sessions for static routes.
To change parameters for static route sessions, use the following command .
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Bidirectional Forwarding Detection (BFD)