Robustel
GoFixed
W800
User
Guide
RT_W800_UG_v02.00
04.11.2011
Page
49
/59
Confidential
Echo
Cancellation
‐
select
to
enable
the
built
‐
in
echo
canceller
Call
forwarding
Number
:
set
a
number
to
use
call
‐
forwarding.
Select
the
conditions
to
use
call
forwarding
by
ticking
the
required
boxes.
MWI
‐
select
to
enable
MWI
(Message
Waiting
Indicator)
support
Call
Barring
‐
select
to
enable
Call
Barring
Anonymous
Call
Blocking
‐
select
to
disallow
incoming
calls
with
no
CLI
Anonymous
Calling
‐
select
to
withhold
CLI
on
outgoing
calls
DND
‐
select
to
enable
DND
(Do
Not
Disturb)
support
Silence
Suppression
‐
when
selected
audio
packets
will
not
be
transmitted
to
the
network
if
no
audio
is
detected
to
reduce
bandwidth
usage
CNG
‐
select
to
enable
detection
of
CNG
(Fax)
tones
Ingress
Gain
‐
used
to
increase
or
decrease
the
volume
of
the
incoming
audio
Egress
Gain
‐
used
to
increase
or
decrease
the
volume
of
the
outgoing
audio
