B-20
Monitoring and Analyzing Switch Operation
Status and Counters Data
VLAN Information
The switch uses the CLI to display the following VLAN status:
Note The 6120G/XG supports a maximum of 256 VLANs. The 6120XG supports a
maximum of 1,024 VLANs.
For example, suppose that your switch has the following VLANs:
PortsVLANVID
A1 - A12DEFAULT_VLAN 1
A1, A2VLAN-33 33
A3, A4VLAN-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 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)
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