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5 configuring vlan, 1 overview, 2 references – CANOGA PERKINS 9175 Configuration Guide User Manual

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CanogaOS Configuration Guide

5-1

5 Configuring VLAN

5.1 Overview

VLAN (Virtual Local Area Network) is a switched network that is logically segmented the
network into different broadcast domain so that packets are only switched between ports
that are designated for the same VLAN. Each VLAN is considered as a logical network,
and packets send to stations that do not belong to the same VLAN must be forwarded
through a router.

5.2 References

IEEE 802.1Q

5.3 Terminology

Following is a brief description of terms and concepts used to describe the VLAN:
VID
VLAN identifier

LAN
Local Area Network

VLAN
Virtual LAN

PVID
Port VID, the untagged or priority-tagged frames will be assigned with this VID.

Tagged Frame
Tagged Frame is inserted with 4 Bytes VLAN Tag, show in the picture below.