HP FlexFabric 12900E Series Configuration Manual page 302

Step
1. Enter system view.
2. Configure the
address of echo packets.
3. Create a routing policy and
enter routing policy view.
4. Set the backup next hop for
FRR.
5. Return to system view.
6. Enter BGP instance view.
7. (Optional.) Use echo-mode
BFD to detect
connectivity to the next hop
of the primary route.
8. (Optional.) Enter BGP-VPN
instance view.
9. Enter BGP IPv4 unicast
address family
BGP-VPN IPv4
address family view.
Command
system-view
source
bfd echo-source-ip ipv4-address
route-policy
permit node node-number
apply
backup-nexthop ipv4-address
quit
bgp as-number
instance-name
[ multi-session-thread ]
the
primary-path-detect bfd echo
ip
vpn-instance-name
view or
address-family ipv4 [ unicast ]
unicast
290
Remarks
N/A
By default, no source address is
specified for echo packets.
This step is required when
echo-mode BFD is used to
detect the connectivity to the
next hop of the primary route.
Specify a source IP address that
does not belong to any local
network.
For more information about this
command, see High Availability
Command Reference.
By default, no routing policies
exist.
This step is required when
route-policy-name
Method 2 is used to enable BGP
FRR.
For more information about this
command, see Layer 3—IP
Routing Command Reference.
By default, no backup next hop is
set.
This step is required when
fast-reroute
Method 2 is used to enable BGP
FRR.
For more information about this
command, see Layer 3—IP
Routing Command Reference.
N/A
[ instance
] N/A
By default, ARP is used to detect
the connectivity to the next hop.
vpn-instance
N/A
N/A