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IPS |
In Plane Switching |
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IPT |
Internet Protocol Telephony |
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IPTD |
Internet Protocol Telephony Design |
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IPVX |
Internet Protocol version X |
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IR |
International Roaming |
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IRM |
Insect Resistance Management |
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IRMA |
Interactive Remote Messaging Application |
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IS 41 |
Interim Standard 41 |
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ISA |
Innovative Slot Allocation |
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ISBX |
Internet Satellite Broadcast Exchange |
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ISC |
Infrastructure Service Charge |
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ISD |
International Subscriber Dialing |
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ISD |
International Standard Dial |
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ISD |
Information Services Division |
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ISDNUP |
Integrated Services Digital Network User Part |
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ISI |
Inter Symbol Interference |
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ISM |
Instrumentation, Scientific, and Medical |
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ISO |
Independent System Operator |
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ISP |
Internet Service Provider |
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ISSI |
Inter-Switching System Interface |
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ISSIP |
Inter-Switching System Interface Protocol |
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ISSP |
Interim Interswitch Signaling Protocol |
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ISTD |
International Subscriber Trunk Dialing |
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ISTP |
Individually Shielded Twisted Pair |
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ITA |
Inferior Telecommunications Apparatus |
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ITEC |
Internet Telecom and Electronic Commerce |
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ITFS |
International Toll Free Services |
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ITP |
Interactive Telecommunications Program |
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ITR |
Internet Telephone Router |
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ITS |
Institute for Telecommunication Sciences |
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ITSP |
Internet Telephone Service Provider |
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