THOMSON R7.4, Configuration Manual

Page: 17 / 44

E-DOC-CTC-20080229-0001 v1.0
11
4| Ethernet Bridge and VLANs
4 Ethernet Bridge and VLANs
Introduction
This chapter describes the VLAN features of the Ethernet bridge in detail. These VLAN features can be
grouped as follows:
Ethernet bridge :
The learning process is extended with the use of VLAN learning constraints.
Static entries can be configured per VLAN or for all VLANs.
VLAN awareness of the bridge.
Ethernet bridge ports :
Tagged and untagged VLAN membership of the bridge ports.
Control of unexpected incoming frames on a bridge port.
Advanced VLAN features :
Dynamic VLAN membership.
Unknown VID policy.
Extra tagging.
Overview
This chapter is structured as follows:
Topic Page
“4.1 VLAN Learning Constraints” 12
“4.2 Static Entries with VLANs” 14
“4.3 VLAN Awareness” 16
“4.4 Port VLAN Membership” 17
“4.5 Optional Incoming Traffic Validation” 20
“4.6 Dynamic VLAN Membership” 22
“4.7 Unknown VID Policy” 25
“4.8 Extra Tagging (Stacked VLANs)” 28