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Billion 800VGT Router
Mobilecheap.com
is
the
default
VoIP
provider
I
set
on
phone
port
2. When
I
call
out
123-39-45678
for
a
mobile
call,
123
is
replaced
with
09
and
09-39-45678
is
the
actual
phone
number
dialled
using
Mobilecheap.com
as
a
provider.
The
Intelligent
Call
Gateway
not
only
saves
time
when
changing
VoIP
settings
to
different
providers
so
as
to
ensure
a
call
gets
routed
using
a
specific
gateway
automatically,
but
it
allows
you
to
take
advantage
of
different
call
rate.
Ring
&
Tone
This
section
allows
advanced
users
to
change
the
parameters
for
the
various
phone
tones
(dial tone,
busy
tone,
answer
tone
and
etc.)The
default
settings
are
the
same
as
the
South
African
PSTN,
but
advanced
users
are
welcome
to
customize
these
values
to
suit
their
requirements.
Country Specific Ring & Tone
Region:
Select
the
country
where
you
are
located
from
the
drop-down
list.
This
VoIP
router
provides
default
parameter
of
ring
tones
according
to
different
countries.
The
ring
-tone
parameters
are
automatically
displayed
after
entering
a
specific
country.
If
your
country
is
not
in
the
list,
or
you
wish
to
have
a
customised
ring
tone,
you
may
manually
create
ring-tone
parameters.
Ring Parameters
Ring
Cadence
(in
ms):
Ring
cadence
is
defined
by
the
following
fields,
Frequency:
On
Time1,
Off
Time1,
On
Time2,
Off
Time2
and
On
Time3,
Off
Time3.
Frequency
is
specified
in
Hertz.
Time
is
given
in
milliseconds.
Tone Parameters
You
may
need
to
check
with
your
local
telephone
service
provider
for
such
information.
Also,
it
is
recommended
that
this
option
be
configured
by
an
advanced
user
only
,
unless
you
are
instructed
to
do
so.
Click
Apply
to
apply
the
settings.
113
Chapter
4:
Configuration