D-Link DSL-G624T User Manual page 54

CDVT
MBS
ATM VC Settings
ATM VC settings can be configured for all connection types in the WAN configuration menu of the Home directory.
The table below describes the ATM VC settings used to configure a PPPoE or PPPoA connection for an ADSL account.
ATM VC Parameters
PVC
VPI
VCI
Virtual Circuit
DSL-G624T Wireless ADSL Router User Guide
Cell Delay Variation Tolerance – CDVT is a measure of the cell clumping
phenomenon by which cells are delayed in the network and are
clumped together and arrive at a system at a faster rate than negotiated.
Increasing the CDVT creates greater bucket depth.
Maximum Burst Size – The MBS is the maximum number of bytes that can
be sent continuously from the source to the destination dropping any
packets. Some ATM providers set the MBS and CDVT very low and adjust
up if problems occur.
ATM VC Settings in WAN Settings window
Description
The Router supports using up to eight multiple virtual connections. This
window allows the user to configure WAN settings for all the available
connections (see instructions below on how to set up Multiple Virtual
Connections). Use the PVC drop-down menu to select the connection (Pvc0
to Pvc7) you want to configure. Since most users will use only a single
connection, the default setting
the WAN settings.
The Virtual Path Identifier is used with the VCI to define a dedicated circuit
on the ATM network portion of the connection to the Internet and WAN.
Most users will not need to change this setting.
The Virtual Channel Identifier is used with the VPI to define a dedicated
circuit on the ATM network portion of the connection to the Internet and
WAN. Most users will not need to change this setting.
As with the PVC setting, this is mainly for use by clients who are configuring
the Router for multiple virtual connections. Use this to enable or disable the
PVC you are currently configuring. By default, the Pvc0 is
Pvc0
can be used for any changes made to
44
Enabled
and the