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Publication date: August, 2012
Revision 1.0
Welltech Technology Co., Ltd.
268
forwarded to the provider port with a single VLAN tag. Tagged frames received on a
subscriber port are forwarded to the provider port with a double VLAN tag.
VLAN ID
VLAN ID is a 12-bit field specifying the VLAN to which the frame belongs.
Voice VLAN
Voice VLAN is VLAN configured specially for voice traffic. By adding the ports with voice
devices attached to voice VLAN, we can perform QoS-related configuration for voice data,
ensuring the transmission priority of voice traffic and voice quality.