VMPS and Dynamic VLANs: Advanced Administration Normally, when you configure a VLAN, you must perform three steps: Ensure that the Catalyst belongs to a VTP domain Create a VLAN Assign ports to the VLAN The first two steps globally affect Catalysts. When you create a VLAN, VTP announces the addition or deletion of the VLAN throughout the VTP domain. Assigning … [Read more...]