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Billion 800VGT Router
VoIP
-
Voice
over
Internet
Protocol
The
VoIP
functionality
enables
telephone
calls
to
be
placed
through
your
existing
Internet
connection
instead
of
going
through
the
PSTN
(Public
Switched
Telephone
Network).
It
is
not
only
cost-effective,
especially
for
long
distance
telephone
calls,
but
also
allows
toll-quality
voice
calls
to
be
placed
over
the
Internet.
After
completing
your
VoIP
configuration,
remember
to
apply
the
changes,
SAVE
CONFIG
and
restart
to
activate
your
VoIP
functionality.
Attention
Here
are
the
items
within
the
VoIP
section:
Wizard,
General
Settings,
Phone
Port,
PSTN
Dial
Plan,
VoIP
Dial
Plan
and
Ring
&Tone.
Wizard
This
section
provides
an
easy
setup
process
for
your
VoIP
service.
Phone
port
1
and
2
can
be
registered
to
different
SIP
Service
Providers.
Voice QoS
DSCP
Marking
:
Differentiated
Services
Code
Point
(DSCP),
it
is
the
first
6
bits
in
the
ToS
byte.
DSCP
Marking
allows
users
to
assign
specific
application
traffic
to
be
executed
in
priority
by
the
next
Router
on
the
backbone
network,
based
on
the
DSCP
value.
Note:
To
make
use
of
this
functionality
,
ensure
that
all
of
the
routers
in
the
backbones
network
have
the
capability
of
executing
and
checking
DSCP
through-out
the
entire
QoS
network.
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Chapter
4:
Configuration