[PE2-GigabitEthernet1/0/0] stp enable
[PE2-GigabitEthernet1/0/0] quit
[PE2] interface gigabitethernet 2/0/0
[PE2-GigabitEthernet2/0/0] stp disable
[PE2-GigabitEthernet2/0/0] quit
[PE2] interface gigabitethernet 3/0/0
[PE2-GigabitEthernet3/0/0] stp disable
[PE2-GigabitEthernet3/0/0] quit
# Configure PE3.
[PE3] stp enable
[PE3] interface gigabitethernet 1/0/0
[PE3-GigabitEthernet1/0/0] stp vpls-subinterface enable
[PE3-GigabitEthernet1/0/0] stp root-protection
[PE3-GigabitEthernet1/0/0] stp enable
[PE3-GigabitEthernet1/0/0] quit
[PE3] interface gigabitethernet 2/0/0
[PE3-GigabitEthernet2/0/0] stp disable
[PE3-GigabitEthernet2/0/0] quit
[PE3] interface gigabitethernet 3/0/0
[PE3-GigabitEthernet3/0/0] stp disable
[PE3-GigabitEthernet3/0/0] quit
# Configure PE4.
[PE4] stp enable
[PE4] interface gigabitethernet 1/0/0
[PE4-GigabitEthernet1/0/0] stp vpls-subinterface enable
[PE4-GigabitEthernet1/0/0] stp root-protection
[PE4-GigabitEthernet1/0/0] stp enable
[PE4-GigabitEthernet1/0/0] quit
[PE4] interface gigabitethernet 2/0/0
[PE4-GigabitEthernet2/0/0] stp disable
[PE4-GigabitEthernet2/0/0] quit
[PE4] interface gigabitethernet 3/0/0
[PE4-GigabitEthernet3/0/0] stp disable
[PE4-GigabitEthernet3/0/0] quit
Step 9 Verify the configuration.
Run the display vsi name a2 verbose command on PE1. You can see that the VSI state is Up.
<PE1> display vsi name a2 verbose
***VSI Name : a2
Administrator VSI : no
Isolate Spoken : disable
VSI Index : 0
PW Signaling : ldp
Member Discovery Style : static
PW MAC Learn Style : unqualify
Encapsulation Type : vlan
MTU : 1500
Mode : uniform
Service Class : --
Color : --
DomainId : 0
Domain Name :
VSI State : up
VSI ID : 2
*Peer Router ID : 2.2.2.2
VC Label : 27648
Peer Type : dynamic
Session : up
Tunnel ID : 0x10001,
*Peer Router ID : 3.3.3.3
VC Label : 27649
Peer Type : dynamic
Session : up
Tunnel ID : 0x10002,
Quidway S7700 Smart Routing Switch
Configuration Guide - Ethernet 9 MSTP Configuration
Issue 01 (2011-07-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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