H3C Technologies H3C S12500 Series Switches User Manual
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{
Configure the minimum interval for transmitting BFD control packets as 500 milliseconds.
[SwitchA-Vlan-interface100] bfd min-transmit-interval 500
{
Configure the minimum interval for receiving BFD control packets as 500 milliseconds.
[SwitchA-Vlan-interface100] bfd min-receive-interval 500
{
Configure the detect multiplier as 7.
[SwitchA-Vlan-interface100] bfd detect-multiplier 7
[SwitchA-Vlan-interface100] quit
# Configure Switch C.
[SwitchC] bfd session init-mode active
[SwitchC] interface vlan-interface 101
[SwitchC-Vlan-interface101] bfd min-transmit-interval 500
[SwitchC-Vlan-interface101] bfd min-receive-interval 500
[SwitchC-Vlan-interface101] bfd detect-multiplier 7
[SwitchC-Vlan-interface101] return
6.
Verify the configuration:
The following operations are made on Switch C. Operations on Switch A are similar and are not
shown.
# Display detailed BFD session information.
Total Session Num: 1 Init Mode: Active
IP Session Working Under Ctrl Mode:
Local Discr: 17 Remote Discr: 13
Source IP: 3.0.2.2 Destination IP: 3.0.1.1
Session State: Up Interface: Vlan-interface101
Min Trans Inter: 500ms Act Trans Inter: 500ms
Min Recv Inter: 500ms Act Detect Inter: 3000ms
Recv Pkt Num: 57 Send Pkt Num: 53
Hold Time: 2200ms Connect Type: Indirect
Running Up for: 00:00:06 Auth mode: Simple
Protocol: BGP6
Diag Info: No Diagnostic
The output shows that a BFD session is established between Switch A's VLAN-interface 100 and
Switch C's VLAN-interface 101 and that BFD runs correctly.
# Display BGP peer information on Switch C.
BGP local router ID : 1.1.1.1
Local AS number : 200
Total number of peers : 2 Peers in established state : 2
Peer AS MsgRcvd MsgSent OutQ PrefRcv Up/Down State
2.0.1.1 200 7 10 0 0 00:01:05 Established
3.0.1.1 200 7 10 0 0 00:01:34 Established