DTMF | Dual Tone |
EIA | Electronic Industry Association |
FXS | Foreign Exchange Station |
GK | Gatekeeper |
H.323 | ITU specification for multimedia transmission over IP |
networks | |
ICMP | Internet Control Message Protocol |
IFP | Internet Facsimile Protocol |
IMTC | International Multimedia Telecommunications |
Consortium | |
IP | Internet Protocol |
ISP | Internet Service Provider |
ITG | Internet Telephony Gateway |
KTS | Key Telephone System |
LAN | Local Area Network |
PPP
PPPoE | PPP Over Ethernet |
NAT | Network Address Translation |
NAPT | Network Address Port Translation |
NVS | |
PBX | Private Branch Exchange |
PSTN | Public Switched Telephone Network |
RAM | |
RAS | Registration, Admission and Status |
RCF | Registration Confirmation |
RRQ | Registration Request |
RTP | |
TFTP | Trivial File Transfer Protocol |
UDP | User Datagram Protocol |
UUIE | |
VAD | Voice Activity Detection |
WAN | Wide Area Network |
Introduction | 9 |