Nortel RLC Installation And Administration Manual page 210

Configuring the RLC
Field
802.1Q Mapping
802.1Q Mapping:
VLAN ID
802.1Q Mapping:
Priority
184
Description
This setting inserts an additional tag at the Media Access
Control (MAC) layer of IEEE 802.3 and therefore ends at the
first router. Refer to RFC 2474.
Click on the Enable option button if you want to allow
prioritization of voice packets sent from this RLC over LAN
portions of the network.
Click on the Disable option button if you do not want to
allow prioritization of voice packets sent from this RLC over
LAN portions of the network.
The default is Disable.
Enter the Virtual Local Area Network (VLAN) ID for 802.1Q
Mapping.
Valid entries are 0 through 4094 (0xFFE) and NC (Not
Configured).
The default is NC.
Select the priority value for 802.1Q Mapping from the Priority
scroll box.
Valid options are 0 through 7.
The default is 6.
RLC Installation and Administration Guide
Standard 4.0