Huawei AR1200 series Configuration Manual page 252
Enterprise routers
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Also See for AR1200 series:
- Configuration manual (342 pages) ,
- User configuration manual (232 pages) ,
- Hardware description (218 pages)
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Huawei AR1200 Series Enterprise Routers
Configuration Guide - VPN
3.3.3.3
Step 7 Configure the VPN FRR routing policy.
[PE1] ip ip-prefix vpn_frr_list permit 2.2.2.2 32
[PE1] route-policy vpn_frr_rp permit node 10
[PE1-route-policy] if-match ip next-hop ip-prefix vpn_frr_list
[PE1-route-policy] apply backup-nexthop 3.3.3.3
[PE1-route-policy] quit
Step 8 Configure BFD multi-hop detection.
# Configure BFD multi-hop detection on the PE1.
[PE1] bfd
[PE1-bfd] quit
[PE1] bfd for_ip_frr bind peer-ip 2.2.2.2
[PE1-bfd-session-for_ip_frr] discriminator local 10
[PE1-bfd-session-for_ip_frr] discriminator remote 20
[PE1-bfd-session-for_ip_frr] commit
# Configure BFD multi-hop detection on the PE2.
[PE2] bfd
[PE2-bfd] quit
[PE2] bfd for_ip_frr bind peer-ip 1.1.1.1
[PE2-bfd-session-for_ip_frr] discriminator local 20
[PE2-bfd-session-for_ip_frr] discriminator remote 10
[PE2-bfd-session-for_ip_frr] commit
# Run the display bfd session all verbose command on the PE1 and PE2. You can find that a
multi-hop BFD session is set up, and the session status is Up.
Step 9 Enable the VPN FRR.
[PE1] ip vpn-instance vpn1
[PE1-vpn-instance-vpn1] ipv4-family
[PE1-vpn-instance-vpn1-af-ipv4] vpn frr route-policy vpn_frr_rp
[PE1-vpn-instance-vpn1-af-ipv4] quit
[PE1-vpn-instance-vpn1] quit
Check the information about the backup next hop, the backup label and the backup Tunnel ID.
<PE1> display ip routing-table vpn-instance vpn1 10.3.1.0 verbose
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Table : vpn1
Summary Count : 1
Destination: 10.3.1.0/24
NextHop: 2.2.2.2
RelayNextHop: 0.0.0.0
BkNextHop: 3.3.3.3
BkPETunnelID: 0x6002000
BkIndirectID: 0x15
Issue 01 (2012-04-20)
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100
Protocol: BGP
Preference: 255
State: Active Adv Relied
Tag: 0
Label: 15361
IndirectID: 0x13
TunnelID: 0x6002002
BkLabel: 15362
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
24
19
Process ID: 0
Cost: 0
Neighbour: 2.2.2.2
Age: 00h15m06s
Priority: low
QoSInfo: 0x0
Interface: Pos2/0/0
Flags: RD
BkInterface:Unknown
SecTunnelID: 0x0
BkPESecTunnelID: 0x0
3 BGP MPLS IP VPN Configuration
0 00:17:18 Established
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