Specifications

Contents
xiv
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
78-11380-07
Configuring Normal-Range VLANs 15-4
Token Ring VLANs 15-5
Normal-Range VLAN Configuration Guidelines 15-5
VLAN Configuration Mode Options 15-6
VLAN Configuration in config-vlan Mode 15-6
VLAN Configuration in VLAN Configuration Mode 15-6
Saving VLAN Configuration 15-7
Default Ethernet VLAN Configuration 15-7
Creating or Modifying an Ethernet VLAN 15-8
Deleting a VLAN 15-10
Assigning Static-Access Ports to a VLAN 15-11
Configuring Extended-Range VLANs 15-12
Default VLAN Configuration 15-12
Extended-Range VLAN Configuration Guidelines 15-12
Creating an Extended-Range VLAN 15-13
Displaying VLANs 15-14
Configuring VLAN Trunks 15-15
Trunking Overview 15-15
802.1Q Configuration Considerations 15-16
Default Layer 2 Ethernet Interface VLAN Configuration 15-17
Configuring an Ethernet Interface as a Trunk Port 15-17
Interaction with Other Features 15-18
Configuring a Trunk Port 15-18
Defining the Allowed VLANs on a Trunk 15-19
Changing the Pruning-Eligible List 15-20
Configuring the Native VLAN for Untagged Traffic 15-21
Load Sharing Using STP 15-21
Load Sharing Using STP Port Priorities 15-22
Load Sharing Using STP Path Cost 15-23
Configuring VMPS 15-25
Understanding VMPS 15-25
Dynamic Port VLAN Membership 15-26
VMPS Database Configuration File 15-26
Default VMPS Configuration 15-28
VMPS Configuration Guidelines 15-28
Configuring the VMPS Client 15-29
Entering the IP Address of the VMPS 15-29
Configuring Dynamic Access Ports on VMPS Clients 15-29
Reconfirming VLAN Memberships 15-30