ZyXEL Communications GS2200-24 - Page 191

Chapter 23 VLAN Stacking
GS2200-24 User’s Guide
191
Table 54 Single and Double Tagged 802.11Q Frame Format
Untagged
Ethernet
frame
DA SA Len/
Etype
Data FCS
IEEE 802.1Q
customer
tagged
frame
DA SA TPID Priority VID Len/
Etype
Data FCS
Double-
tagged
frame
DA SA SP
TPID
Priority VID TPID Priority VID Len/
Etype
Data FCS
Table 55 802.1Q Frame
DA Destination Address Priority 802.1p Priority
SA Source Address Len/
Etype
Length and type of Ethernet
frame
(SP)TPID (Service Provider) Tag Protocol
IDentifier
Data Frame data
VID VLAN ID FCS Frame Check Sequence