Huawei quidway s7700 Configuration Manual page 656

Quidway S7700 Smart Routing Switch
Configuration Guide - VPN
Step 6 Configure the dynamic BFD on PEs.
# Configure PE1.
[PE1] bfd
[PE1-bfd] quit
[PE1] bfd for pw enable
[PE1] interface vlanif 10
[PE1-Vlanif10] mpls l2vpn pw bfd min-rx-interval 100 min-tx-interval 100
[PE1-Vlanif10] quit
# Configure PE2.
[PE2] bfd
[PE2-bfd] quit
[PE2] bfd for pw enable
[PE2] interface vlanif 30
[PE2-Vlanif30] mpls l2vpn pw bfd min-rx-interval 100 min-tx-interval 100
[PE2-Vlanif30] quit
Step 7 Verify the configuration.
# CE1 and CE2 can ping each other.
<CE1> ping 10.1.1.2
PING 10.1.1.2: 56
--- 10.1.1.2 ping statistics ---
# Run the display mpls l2vc interface command on PE to view the PW status. You can see that
the BFD for PW function is enabled and the BFD session is Up.
Take the display on PE1 for example.
<PE1> display mpls l2vc interface Vlanif 10
*client interface
Administrator PW
session state
AC state
VC state
VC ID
VC type
destination
local group ID
local VC label
local AC OAM State
local PSN State
local forwarding state : forwarding
local status code
remote AC OAM state
remote PSN state
remote forwarding state: forwarding
remote status code
Dynamic BFD for PW
Detect Multipier
Min Transit Interval
Max Receive Interval
Dynamic BFD Session
BFD for PW
Issue 01 (2011-07-15)
data bytes, press CTRL_C to break
Reply from 10.1.1.2: bytes=56 Sequence=1 ttl=255 time=360 ms
Reply from 10.1.1.2: bytes=56 Sequence=2 ttl=255 time=60 ms
Reply from 10.1.1.2: bytes=56 Sequence=3 ttl=255 time=160 ms
Reply from 10.1.1.2: bytes=56 Sequence=4 ttl=255 time=90 ms
Reply from 10.1.1.2: bytes=56 Sequence=5 ttl=255 time=160 ms
5 packet(s) transmitted
5 packet(s) received
0.00% packet loss
round-trip min/avg/max = 60/166/360 ms
BFD sessionIndex
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Copyright © Huawei Technologies Co., Ltd.
: Vlanif10 is up
: no
: up
: up
: up
: 100
: VLAN
: 3.3.3.9
: 0 remote group ID
: 23552 remote VC label
: up
: up
: 0x0
: up
: up
: 0x0
: available
: 3
: 100
: 100
: built
: available
: 256 BFD state : up
6 PWE3 Configuration
: 0
: 23552
641