5 configuring vlan, 1 overview, 2 references – CANOGA PERKINS 9171 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.