Configuring Vpn Auto Frr; Checking The Configuration - Huawei quidway s7700 Configuration Manual

Quidway S7700 Smart Routing Switch
Configuration Guide - VPN

3.12.3 Configuring VPN Auto FRR

If the primary link between PEs fails, VPN traffic is forwarded through the next hop (a PE) that
is automatically selected by the system.
Context
Do as follows on the switch.
Procedure
Step 1 Run:
system-view
The system view is displayed.
Step 2 Run:
bgp as-number
The BGP view is displayed.
Step 3 Run:
ipv4-family vpn-instance vpn-instance-name
The BGP-VPN instance view is displayed.
Step 4 Run:
auto-frr
VPN Auto FRR is enabled.
----End

3.12.4 Checking the Configuration

After configuring VPN FRR, you can view information about the backup next hop (a PE), backup
tunnel, and backup label in the VPN routing table.
Prerequisite
The configurations of the VPN FRR function are complete.
Procedure
l
----End
Example
Run the display ip routing-table vpn-instance vpn-instance-name ip-address verbose
command on the PE configured with VPN FRR. If information about the backup next-hop PE,
backup tunnel, and label value of the routes is displayed, it means the configuration succeeds.
<Quidway> display ip routing-table vpn-instance vpn1 18.0.0.0
Route Flags: R - relay, D - download to fib
Issue 01 (2011-07-15)
Run the display ip routing-table vpn-instance vpn-instance-name [ ip-address ]
verbose command to check information about the backup next hop, backup tunnel, and
backup label.
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