User's Manual

Name Range or Default Description
G711 option is used as the
second choice codec.
• The Advanced option can
be used to manually
configure the codec
preference order and
specify which codecs are
used.
Call Initiation Timeout Default = 4 seconds The B5800 Branch Gateway
sends regular OPTION
messages to each Avaya
Aura
®
Session Manager line
in order to check the lines in
or out of service status. If a
response is not received
within this timeout, the line is
treated as being out of
service.
DTMF Support Default = RFC2833 This setting is used to select
the method by which DTMF
key presses are signaled to
the remote end. The
supported options are In
Band, RFC2833 or Info.
VoIP Silence Suppression Default = Off When selected, this option
will detect periods of silence
on any call over the line and
will not send any data during
those silent periods.
Fax Transport Support Default = Off This option is only selectable
if the option Re-Invite
Supported is also selected.
If enabled, the B5800 Branch
Gateway is able to support
the sending and receiving of
faxes via the Avaya Aura
®
Session Manager line using
the T38 protocol. The
settings for T38 are set on the
T38 Fax tab.
Allow Direct Media Path Default = On This setting controls whether
connected calls must remain
routed via the B5800 Branch
Gateway or can be routed
Initial configuration for a Distributed Branch
144 Implementing the Avaya B5800 Branch Gateway November 2011
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