17-20
Monitoring and Analyzing Switch Operation
Status and Counters Data
Monitoring and Analyzing
Switch Operation
VLAN Information
The switch uses the CLI to display the following VLAN status:
For example, suppose that your switch has the following VLANs:
Ports VLAN VID
1 - 12 DEFAULT_VLAN 1
1, 2 VLAN-33 33
3, 4 VLAN-44 44
The next three figures show how you could list data on the above VLANs.
Listing the VLAN ID (VID) and Status for ALL VLANs in the S witch.
Figure 17-14.Example of VLAN Listing for the Entire Switch
Show Command Output
show vlan Lists:
•Maximum number of VLANs to support
•Existing VLANs
•Status (static or dynamic)
•Primary VLAN
show vlan <vlan-id> For the specified VLAN, lists:
•Name, VID, and status (static/dynamic)
•Per-Port mode (tagged, untagged, forbid, no/auto)
•“Unknown VLAN” setting (Learn, Block, Disable)
•Port status (up/down)