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Cisco® Field Manual: Catalyst® Switch Configuration by Steve McQuerry, Dave Hucaby

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6-2. VLAN Port Assignments

  • VLANs are assigned to individual switch ports.

  • Ports can be statically assigned to a single VLAN or dynamically assigned to a single VLAN.

  • All ports are assigned to VLAN 1 by default.

  • Ports are active only if they are assigned to VLANs that exist on the switch.

  • Static port assignments are performed by the administrator and do not change unless modified by the administrator, whether the VLAN exists on the switch or not.

  • Dynamic VLANs are assigned to a port based on the MAC address of the device plugged into a port.

  • Dynamic VLAN configuration requires a VLAN Membership Policy Server (VMPS) client, server, and database to operate properly.

Configuring Static VLANs

On a Cisco switch, ports are assigned to a single VLAN. These ...

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