EXFO VDSL2 - Manual (Page 21)

Connection Setup for xDSL/IP Triple-Play Verification Tests
VDSL2, ADSL2+ and IP Triple-Play Test Set 15
Setup Line Connection
WAN Access
The WAN Access tab allows you to configure the physical line parameters
required to connect to the ISP (internet service provider). The described
Selected Profile is composed of the current LineMode and AccessMode
selections.
The available parameters are the
following:
³
Encapsulation Type depends on
the network configuration and sets
the ATM to either LLC also known
as LLC-SNAP (logical link
control-sub network address
protocol) or VC MUX (virtual
channel multiplex).
³
VLAN Support enables the unit to analyze and pass WAN tagged
ethernet frames through the virtual local area network (VLAN).
³
VLAN ID is a virtual local area network (VLAN) tag ranging from
0 through 4094.
³
VLAN Priority sets the priority of the virtual local area network (VLAN)
with a value ranging from 0 through 7.
³
NAT is the network address translation (NAT), which either enables the
unit to use a public router address for all outgoing packets, or exposes
the private LAN IP address to the WAN, if disabled .
³
IGMP lists either Version2 or Version3 of the internet group
management protocol (IGMP).