Contents
18
SHOW SPANNING-TREE........................................................................................................................883
SHOW SPANNING-TREE MST CONFIG ................................................................................................884
SHOW SPANNING-TREE MST ...............................................................................................................885
SHOW SPANNING-TREE MST INSTANCE ............................................................................................886
SPANNING-TREE ERRDISABLE-TIMEOUT ENABLE............................................................................887
SPANNING-TREE ERRDISABLE-TIMEOUT INTERVAL ........................................................................888
SPANNING-TREE GUARD ROOT...........................................................................................................889
SPANNING-TREE MODE MSTP .............................................................................................................890
SPANNING-TREE MSTP ENABLE..........................................................................................................891
SPANNING-TREE MST CONFIGURATION ............................................................................................892
SPANNING-TREE MST INSTANCE ........................................................................................................893
SPANNING-TREE PATH-COST ..............................................................................................................894
SPANNING-TREE PORTFAST................................................................................................................895
SPANNING-TREE PORTFAST BPDU-GUARD.......................................................................................896
REGION ...................................................................................................................................................897
REVISION ................................................................................................................................................898
Section VIII: Virtual LANs ....................................................................................................................899
Chapter 60: Port-based and Tagged VLANs ...........................................................................................901
Overview...................................................................................................................................................902
Port-based VLAN Overview......................................................................................................................904
VLAN Name .......................................................................................................................................904
VLAN Identifier...................................................................................................................................904
Port VLAN Identifier ...........................................................................................................................905
Untagged Ports ..................................................................................................................................905
Guidelines to Creating a Port-based VLAN........................................................................................906
Drawbacks of Port-based VLANs.......................................................................................................906
Port-based Example 1........................................................................................................................907
Port-based Example 2........................................................................................................................907
Tagged VLAN Overview ...........................................................................................................................910
Tagged and Untagged Ports..............................................................................................................911
Port VLAN Identifier ...........................................................................................................................911
Guidelines to Creating a Tagged VLAN.............................................................................................911
Tagged VLAN Example......................................................................................................................912
Creating VLANs........................................................................................................................................915
Adding Untagged Ports to VLANs ............................................................................................................916
Adding Tagged Ports to VLANs................................................................................................................918
Removing Untagged Ports from VLANs...................................................................................................920
Removing Tagged Ports from VLANs ......................................................................................................921
Deleting VLANs ........................................................................................................................................922
Displaying the VLANs...............................................................................................................................923
Chapter 61: Port-based and Tagged VLAN Commands .........................................................................925
NO SWITCHPORT ACCESS VLAN.........................................................................................................926
NO SWITCHPORT TRUNK......................................................................................................................927
NO SWITCHPORT TRUNK NATIVE VLAN .............................................................................................928
NO VLAN..................................................................................................................................................929
SHOW VLAN............................................................................................................................................930
SWITCHPORT ACCESS VLAN ...............................................................................................................932
SWITCHPORT MODE ACCESS..............................................................................................................934
SWITCHPORT MODE TRUNK ................................................................................................................935
SWITCHPORT TRUNK ALLOWED VLAN...............................................................................................937
SWITCHPORT TRUNK NATIVE VLAN....................................................................................................940
VLAN ........................................................................................................................................................942
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