Allied Telesis AT-x900-48, Руководство по настройке

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Page 19 | AlliedWare Plus™ OS How To Note: Switching
Multiple Spanning Tree Protocol (MSTP)
To check for the state of each port for each instance, enter Privileged Exec mode and enter
the command:
awplus#show spanning-tree mst instance < value > interface port< value >
For instance
1
and port
1
.0.5 —vlan2 and vlan3—the output shows that Switch 3 is the
MSTI root bridge and that the port is discarding packets:
For instance 2 and port
1
.0.5 —vlan4—the output shows that the AlliedWare Plus switch
is the MSTI root bridge and that the port is forwarding packets:
awplus#show spanning-tree mst instance 1 interface port1.0.5
% 1: MSTI Root Path Cost 200000 - MSTI Root Port 5006 - MSTI Bridge Priority 32768
% 1: MSTI Root Id 80010000cd127808
% 1: MSTI Bridge Id 80010000cd240331
% port1.0.5: Port 5005 - Id 838d - Role Alternate - State Discarding
% port1.0.5: Designated Internal Path Cost 200000 - Designated Port Id 8005
% port1.0.5: Configured Internal Path Cost 20000
% port1.0.5: Configured CST External Path cost 20000
% port1.0.5: CST Priority 128 - MSTI Priority 128
% port1.0.5: Designated Root 80010000cd127808
% port1.0.5: Designated Bridge 80010000cd240226
% port1.0.5: Message Age 0 - Max Age 0
% port1.0.5: Hello Time 2 - Forward Delay 15
% port1.0.5: Forward Timer 0 - Msg Age Timer 4 - Hello Timer 1
awplus#show spanning-tree mst instance 2 interface port1.0.5
% 1: MSTI Root Path Cost 0 - MSTI Root Port 0 - MSTI Bridge Priority 8192
% 1: MSTI Root Id 20020000cd240331
% 1: MSTI Bridge Id 20020000cd240331
% port1.0.5: Port 5005 - Id 838d - Role Designated - State Forwarding
% port1.0.5: Designated Internal Path Cost 0 - Designated Port Id 838d
% port1.0.5: Configured Internal Path Cost 20000
% port1.0.5: Configured CST External Path cost 20000
% port1.0.5: CST Priority 128 - MSTI Priority 128
% port1.0.5: Designated Root 20020000cd240331
% port1.0.5: Designated Bridge 20020000cd240331
% port1.0.5: Message Age 0 - Max Age 0
% port1.0.5: Hello Time 2 - Forward Delay 15
% port1.0.5: Forward Timer 0 - Msg Age Timer 0 - Hello Timer 1