Cisco MSTP多生成树协议简介及配置（一）

S2126-B #show run ! 交换机S2126-B的全部配置

Building configuration...

Current configuration : 583 bytes

!

version 1.0

!

hostname S2126-B

!

spanning-tree

spanning-tree mst configuration

instance 1 vlan 1,10

instance 2 vlan 20,40

name region1

revision 1

!

interface fastEthernet 0/1

switchport access vlan 10

!

interface fastEthernet 0/2

switchport access vlan 40

!

interface fastEthernet 0/23

switchport mode trunk

!

interface fastEthernet 0/24

switchport mode trunk

!

end

S3550-A#show run ! 交换机S3550-A的全部配置

Building configuration...

Current configuration : 546 bytes

!

version 1.0

!

hostname S3550-A

!

spanning-tree

spanning-tree mst configuration

instance 1 vlan 1,10

instance 2 vlan 20,40

name region1

revision 1

!

spanning-tree mst 1 priority 4096

interface FastEthernet 0/1

switchport mode trunk

!

interface FastEthernet 0/23

switchport mode trunk

!

interface FastEthernet 0/24

switchport mode trunk

!

end

S3550-B#show run ! 交换机S3550-B的全部配置

Building configuration...

Current configuration : 546 bytes

!

version 1.0

!

hostname S3550-B

!

spanning-tree

spanning-tree mst configuration

instance 1 vlan 1,10

instance 2 vlan 20,40

name region1

revision 1

!

spanning-tree mst 2 priority 4096

interface FastEthernet 0/1

switchport mode trunk

!

interface FastEthernet 0/23

switchport mode trunk

!

interface FastEthernet 0/24

switchport mode trunk

!

end