Discovery Telecom VoIP2 All Series User Manual page 8

2009
DTT USER MANUAL
Basic Terms
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VoIP 2 All™ Series: 4 Channel Gateway User Manual
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Gateway – A VoIP ALL unit with cellular ports.
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SIM Server ‐ A VoIP 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
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.
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ALL. (Contains a DSP
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