User manual

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carry user priority information across bridged LANs in which individual LAN segments may be unable to
signal priority information (e.g., 802.3/Ethernet segments). 2) The Canonical Format Indicator (CFI) is
used to signal the presence or absence of a Routing Information Field (RIF) field, and, in combination
with the Non-canonical Format Indicator (NCFI) carried in the RIF, to signal the bit order of address
information carried in the encapsulated frame. 3) The VID uniquely identifies the VLAN to which the
frame belongs.
3.3 Applications
WANLAN1 LAN2 LAN3 LAN4
Group 1
Group 2
Group 3
Port-based VLAN
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PWR
OK
WIC0
ACT/CH0
ACT/CH1
WIC0
ACT/ C H 0
ACT/CH1
ETH
ACT
COL
PWR
OK
WIC0
ACT/CH0
ACT/ CH1
WIC0
ACT/CH0
ACT/ C H 1
ETH
ACT
COL
SHDSL connection
with 2PVC
LAN1
LAN1
LAN2 LAN2
LAN3
LAN3
LAN4 LAN4
CO CPE
SERVER
SERVER
123
456
789
*
8#
123
456
789
*
8#
VoIP VoIP
802.1q VLAN