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ATM Traffic Shaping
Home > WAN > ATM
The ATM settings in
the WAN configuration
menus for the different
connection types can
be used to adjust QoS
parameters for ADSL
clients. This may not
be available to all
ADSL accounts. Ask
your ISP if ATM Traffic
Shaping is available
for your account.
Additional ATM settings for PPPoE or PPPoA connections:
ATM QoS Parameters
Service Category
DVA-G3340S User Manual
ATM Settings for WAN connection (PPPoE/PPPoA menu)
Description
The ATM settings allow the user to adjust ATM
Quality of Service (QoS) or traffic parameters to suit
specific traffic requirements. For applications or
circumstances where packet loss or packet delays
are a concern, ATM QoS can be adjusted to minimize
problems. For most accounts, it will not be necessary
to change these settings. Altering QoS settings can
adversely affect performance of some commonly
used Internet applications.
If you plan to change QoS or traffic parameters,
contact your ISP or network services provider for
information on what types of adjustment are
available or possible for your account. Your ISP may
not support the class of service you want to use.
To adjust ATM QoS parameters, select one of the
Service Categories listed here and type in the PCR
value in the entry field below. For the VBR service
category, an additional parameter (SCR) must also
be defined.
UBR – Unspecified Bit Rate, this is the default
category used for general-purpose Internet
traffic where normal levels of packet loss and
delay are acceptable. For some applications or
for multiple connection accounts, it may be
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