VoIP
²
ALL 8 - 16 - 24 Channel Gateway User Guide
http://www.dtt.tw
6
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
-‐ A card that controls the operation of the VoIP²ALL, containing a DSP processor with
a Linux based operating system.
Port (ch)
-‐ A port is single channel that can send call(s).
Cellular Card (Slave card)
-‐ A card with cellular ports (modules).
SIM Server Card
-‐ A SIM Server card that has 32 SIM sockets, which is located in a SIM Server or
Gateway.
VoIP
-‐ A protocol for transmitting voice calls on Ethernet networks.
SIP
-‐ A protocol for 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 register a SIP phone.
SIP Registration
-‐ The process of the initial connection of the SIP account to the SIP Server.
Authorization
-‐ SIP registration with username and password
SIP Client
-‐ A SIP phone that is registered in a SIP Server.
Internal SIP Server
-‐ The SIP Server that is built into the Gateway.
SIM Registration
-‐ The activation of the SIM in a cellular network. The SIM must be registered to
make calls.
Local SIM
-‐ A SIM on a cellular card.
Virtual SIM
-‐ A SIM from a SIM Server.