2009
DTT
USER
MANUAL
VoIP
2
All
™
Series: 4 Channel Gateway User Manual
8
Basic
Terms
•
Gateway
–
A
VoIP
2
ALL
unit
with
cellular
ports.
•
SIM
Server
‐
A
VoIP
2
ALL
series
unit
with
a
SIM
Server
program
‐
containing
SIM
cards
and
no
cellular
cards.
•
Internal
SIM
Server
–
A
SIM
Server
program
that
runs
on
a
gateway
allowing
access
to
SIM
cards
in
the
gateway.
•
External
SIM
Server
–
A
SIM
Server
program
that
runs
on
an
external
SIM
Server
or
another
Gateway
allowing
access
to
SIM
cards
in
the
external
SIM
Server.
•
Master
card
–
The
part
that
controls
the
operation
of
the
VoIP
2
ALL.
(Contains
a
DSP
processor
with
a
linux
based
operating
system.)
•
Slave
Card
–
The
part
in
the
gateway
that
controll
the
cellular
ports
(modules).
•
VoIP
–
A
protocol
of
transmitting
voice
calls
on
ethernet
networks.
•
SIP
–
A
protocol
of
registering
VoIP
clients
and
making
VoIP
calls.
•
SIP
Server
–
A
virtual
PBX
that
can
register
and
connect
SIP
phones.
•
SIP
Account
–
A
user
name
and
password
which
is
given
to
a
SIP
phone
to
register
with.
•
SIP
Registration
–
The
proccess
of
the
initial
connection
to
the
SIP
Server
with
the
SIP
acount.
•
SIP
Client
–
A
SIP
phone
that
is
registered
in
a
SIP
Server.
•
Internal
SIP
Server
–
The
SIP
Server
that
is
built
in
the
gateway.
•
SIM
Registeration
–
The
activation
of
the
SIM
in
a
cellular
network.
Only
when
the
SIM
is
registered
you
can
make
calls.
•
Local
SIM
–
A
SIM
on
slave
card.
•
Virtual
SIM
–
A
SIM
from
a
SIM
Server.
