2N stargate - List of Abbreviations

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1862N TELEKOMUNIKACE a.s., www.2n.cz

7.2 List of Abbreviations

List of Abbreviations in the document:

APN – Access Point Name – necessary for the GPRS service

CLIP – Calling Line Identification Presentation

CSD – Circuit Switched Data

COM PC serial port–

DTMF Dual Tone Multi Frequency – tone dialling–

EG StarGate/BlueTower–

ESME – External Short Messaging Entity

FSK Frequency Shift Keying–

FXO an interface electrically identical with a standard telephone (opposite side–

= FXS interface)

FXS a telephone interface allowing standard telephone connection (opposite–

side = FXO interface)

FW Firmware – similar to SW, a term for the central microprocessor program–

GSM Group Switched Mobile system – the present standard digital mobile–

telephone network

GPRS General Packet Radio Service – high–speed data transmission for GSM–

networks

HW Hardware – an electronic device, circuit, board, component, etc. in this–

context

P(A)BX Private (Automatic) Branch Exchange–

PC Personal Computer (based on the IBM PC standard)–

PIN Personal Identification Number – a SIM card securing password–

POP3 – Post Office Protocol v3

PUK Personal Unblocking Key – a password used to unblock a blocked SIM card–

after repeated wrong PIN entering

RS-232C a PC serial port standard–

SIM Subscriber Identity Module – a chip-equipped module to be inserted in a–

GSM device for identification

SMPP – Short Message Peer to Peer

– SMSC Short message service center

SMTP – Simple Mail Transfer Protocol

SMS Short Message Service, a term for the system and one unit (message)–

SW Software–

TTL Transistor-Transistor Logic – a standard digital technology defining voltage–

for levels 0 and 1

PSTN Public Switched Telephone Network–

Other manuals for 2N stargate