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Tutorials

How to view VLAN information using 'show vlan' IOS command

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To view VLAN configuration information, open console connection to switch and run the "show vlan" IOS command from privileged mode as shown below.

omnisecu.com.sw01>enable
omnisecu.com.sw01#show vlan
VLAN Name                        Status    Ports
---- ------------------------------------- -------------------------------
1    default                     active    Fa0/2, Fa0/3, Fa0/4, Fa0/5
                                           Fa0/6, Fa0/7, Fa0/8, Fa0/9
                                           Fa0/11, Fa0/12, Fa0/13, Fa0/14
                                           Fa0/15, Fa0/16, Fa0/17, Fa0/18
                                           Fa0/19, Fa0/20, Fa0/21, Fa0/22
                                           Fa0/23
10   engineering                 active    Fa0/1
20   planning                    active    Fa0/10
1002 fddi-default                act/unsup 
1003 token-ring-default          act/unsup 
1004 fddinet-default             act/unsup 
1005 trnet-default               act/unsup 
VLAN Type  SAID       MTU   Parent RingNo BridgeNo Stp  BrdgMode Trans1 Trans2
---- ----- ---------- ----- ------ ------ -------- ---- -------- ------ ------
1    enet  100001     1500  -      -      -        -    -        0      0
10   enet  100010     1500  -      -      -        -    -        0      0
20   enet  100020     1500  -      -      -        -    -        0      0
1002 fddi  101002     1500  -      -      -        -    -        0      0 
1003 tr    101003     1500  -      -      -        -    -        0      0 
1004 fdnet 101004     1500  -      -      -        ieee -        0      0 
1005 trnet 101005     1500  -      -      -        ibm  -        0      0 
Remote SPAN VLANs
------------------------------------------------------------------------------ Primary Secondary Type Ports ------- --------- ----------------- ------------------------------------------
As we can see from the above output of "show vlan" command, VLAN's, their name, status, and the ports associated with the VLANs are displayed.
              Jajish Thomason Google+
Related Topics
• What is Virtual Local Area Network (VLAN)
• Advantages of VLAN
• VLAN Membership Types
• How to create and name static VLAN
• Types of VLAN connection links - Trunk Links and Access Links
• VLAN Frame Tagging
I• nter-Switch Link (ISL) VLAN Tagging
• IEEE 802.1Q VLAN Tagging
• What is Native VLAN
• How to configure VLAN trunk link and native VLAN
• How to configure and assign a switch access port to a VLAN
• What is VLAN Trunking Protocol (VTP)
• What is VLAN Trunking Protocol (VTP) Domain
• VLAN Trunking Protocol (VTP) Modes
• VLAN Trunking Protocol (VTP) Advertisement Messages
• How to configure VLAN Trunking Protocol (VTP)
• How to view VLAN Trunking Protocol (VTP) information
• What is VLAN Trunking Protocol (VTP) Pruning
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