Single-hop echo mode – H3C Technologies H3C S12500-X Series Switches User Manual
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Step Command
Remarks
2.
Configure BFD
control mode for a
static route.
•
Method 1:
ip route-static dest-address { mask-length | mask }
{ next-hop-address bfd control-packet bfd-source
ip-address | vpn-instance d-vpn-instance-name
next-hop-address bfd control-packet bfd-source
ip-address } [ preference preference-value ] [ tag
tag-value ] [ description description-text ]
•
Method 2:
ip route-static vpn-instance s-vpn-instance-name
dest-address { mask-length | mask }
{ next-hop-address bfd control-packet bfd-source
ip-address | vpn-instance d-vpn-instance-name
next-hop-address bfd control-packet bfd-source
ip-address } [ preference preference-value ] [ tag
tag-value ] [ description description-text ]
Use either method.
By default, BFD control
mode for a static route is
not configured.
133B
Single-hop echo mode
With BFD echo mode enabled for a static route, the output interface sends BFD echo packets to the
destination device, which loops the packets back to test the link reachability.
IMPORTANT:
Do not use BFD for a static route with the output interface in spoofing state.
To configure BFD echo mode for a static route:
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Configure the source
address of echo
packets.
bfd echo-source-ip ip-address
By default, the source
address of echo packets is
not configured.
For more information about
this command, see High
Availability Command
Reference.
3.
Configure BFD echo
mode for a static
route.
•
Method 1:
ip route-static dest-address { mask-length |
mask } interface-type interface-number
next-hop-address bfd echo-packet [ preference
preference-value ] [ tag tag-value ] [ description
description-text ]
•
Method 2:
ip route-static vpn-instance
s-vpn-instance-name dest-address { mask-length
| mask } interface-type interface-number
next-hop-address bfd echo-packet [ preference
preference-value ] [ tag tag-value ] [ description
description-text ]
Use either method.
By default, BFD echo mode
for a static route is not
configured.