ZyXEL Communications XGS-4526 User Manual

Page 200

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Chapter 23 VLAN Stacking

XGS-4526 User’s Guide

200

Configure the fields as highlighted in the Switch VLAN Stacking screen.

Table 56 Single and Double Tagged 802.11Q Frame Format

DA

SA

Len/
Etype

Dat
a

FCS Untagged

Ethernet
frame

DA

SA

TPI
D

Priorit
y

VI
D

Len/
Etype

Dat
a

FCS IEEE 802.1Q

customer
tagged
frame

D
A

SA SPTPI

D

Priori
ty

VI
D

TPI
D

Priorit
y

VI
D

Len/
Etype

Dat
a

FCS Double-

tagged
frame

Table 57 802.1Q Frame

DA

Destination Address

Priority

802.1p Priority

SA

Source Address

Len/
Etype

Length and type of Ethernet
frame

(SP)TPI
D

(Service Provider) Tag Protocol
IDentifier

Data

Frame data

VID

VLAN ID

FCS

Frame Check Sequence

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