Viewing VLAN configuration information
Prerequisites
At least one defined VLAN.
Procedure
-
View a summary of VLAN configuration information with the command
show vlan summary
. -
View VLAN configuration settings with the command
show vlan
. -
View VLANs configured for a specific layer 2 interface with the command
show vlan port
. -
View the commands used to configure VLAN settings with the command
show running-config interface
.
Example
This example displays a summary of all VLANs.
switch# show vlan summary Number of existing VLANs: 11 Number of static VLANs: 11 Number of dynamic VLANs: 0
This example displays configuration information for all defined VLANs.
switch# show vlan ----------------------------------------------------------------------------------- VLAN Name Status Reason Type Interfaces ----------------------------------------------------------------------------------- 1 DEFAULT_VLAN_1 up ok static 1/1/3-1/1/4 2 UserVLAN1 up ok static 1/1/1,1/1/3,1/1/5 3 UserVLAN2 up ok static 1/1/2-1/1/3,1/1/5-1/1/6 5 UserVLAN3 up ok static 1/1/3 10 TestNetwork up ok static 1/1/3,1/1/5 11 VLAN11 up ok static 1/1/3 12 VLAN12 up ok static 1/1/3,1/1/6,lag1-lag2 13 VLAN13 up ok static 1/1/3,1/1/6 14 VLAN14 up ok static 1/1/3,1/1/6 20 ManagementVLAN down admin_down static 1/1/3,1/1/10
This example displays configuration information for VLAN 2.
switch# show vlan 2 ----------------------------------------------------------------------------------- VLAN Name Status Reason Type Interfaces ----------------------------------------------------------------------------------- 2 UserVLAN1 up ok static 1/1/1,1/1/3,1/1/5
This example displays the VLANs configured on interface 1/1/3.
switch# show vlan port 1/1/3 ------------------------------------------------------ VLAN Name Mode ------------------------------------------------------ 1 DEFAULT_VLAN_1 native-untagged 2 UserVLAN1 trunk 3 UserVLAN2 trunk 5 UserVLAN3 trunk 10 TestNetwork trunk 11 VLAN11 trunk 12 VLAN12 trunk 13 VLAN13 trunk 14 VLAN14 trunk 20 ManagementVLAN trunk
This example displays VLAN configuration commands for interface 1/1/16.
switch# show running-config interface 1/1/16 interface 1/1/16 no routing vlan trunk native 108 vlan trunk allowed all exit