Quick Reference Guide

PowerConnect B-Series TI24X Configuration Guide ix
53-1002269-02
Chapter 10 Configuring Virtual LANs (VLANs)
VLAN overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .251
Types of VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .251
Default VLAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .255
802.1Q tagging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .256
Spanning Tree Protocol (STP) . . . . . . . . . . . . . . . . . . . . . . . . . .258
Virtual routing interfaces. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .259
VLAN and virtual routing interface groups . . . . . . . . . . . . . . . .260
Dynamic, static, and excluded port membership . . . . . . . . . .261
Super aggregated VLANs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .263
Trunk group ports and VLAN membership . . . . . . . . . . . . . . . .263
Routing between VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .263
Virtual routing interfaces (Layer 3 Switches only) . . . . . . . . . .263
Routing between VLANs using virtual routing
interfaces (Layer 3 Switches only) . . . . . . . . . . . . . . . . . . . . . .264
Dynamic port assignment (Layer 2 Switches
and Layer 3 Switches) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .265
Assigning a different VLAN ID to the default VLAN . . . . . . . . .265
Assigning different VLAN IDs to reserved VLANs 4091 and 4092265
Assigning trunk group ports . . . . . . . . . . . . . . . . . . . . . . . . . . .266
Configuring port-based VLANs . . . . . . . . . . . . . . . . . . . . . . . . .267
Modifying a port-based VLAN . . . . . . . . . . . . . . . . . . . . . . . . . .270
Enable spanning tree on a VLAN . . . . . . . . . . . . . . . . . . . . . . . 271
Configuring IP subnet, IPX network andprotocol-based VLANs . . .272
Configuration example. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .272
Configuring an IPv6 protocol VLAN . . . . . . . . . . . . . . . . . . . . . . . . . 274
Routing between VLANs using virtual routing
interfaces (Layer 3 Switches only) . . . . . . . . . . . . . . . . . . . . . . . . . .275
Configuring uplink ports within a port-based VLAN . . . . . . . . . . . .281
Configuration considerations . . . . . . . . . . . . . . . . . . . . . . . . . .281
Configuration syntax . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .281
Configuring the same IP subnet address on multiple
port-based VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .282
Configuring VLAN groups and virtual routing interface groups . . .285
Configuring a VLAN group . . . . . . . . . . . . . . . . . . . . . . . . . . . . .285
Configuring a virtual routing interface group . . . . . . . . . . . . . .287
Displaying the VLAN group and virtual routing
interface group information . . . . . . . . . . . . . . . . . . . . . . . . . . .288
Allocating memory for more VLANs or virtual routing interfaces288
Configuring super aggregated VLANs . . . . . . . . . . . . . . . . . . . . . . .289
Configuration note . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .292
Configuring aggregated VLANs . . . . . . . . . . . . . . . . . . . . . . . . .292
Verifying the configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . .293
Complete CLI examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .293
Configuring 802.1Q-in-Q tagging . . . . . . . . . . . . . . . . . . . . . . . . . . .296
Configuration rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .297
Enabling 802.1Q-in-Q tagging . . . . . . . . . . . . . . . . . . . . . . . . . .297
Example configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .298