Description: ITU-T Recommendation V.90 98年9月版本
A DIGITAL MODEM AND ANALOGUE MODEM PAIR FOR USE ON THE PUBLIC SWITCHED TELEPHONE NETWORK (PSTN) AT DATA SIGNALLING RATES OF UP TO 56 000 bit/s DOWNSTREAM AND UP TO 33 600 bit/s UPSTREAM-ITU-T Recommendation V.90 September 98 version A DIGIT AL MODEM AND ANALOGUE MODEM PAIR FOR USE ON THE PU Blic SWITCHED TELEPHONE NETWORK (PSTN) AT DATA SIGNALING RATES OF UP TO 56,000 bit / s DOWNSTREA M AND UP TO 33,600 bit / s UPSTREAM Platform: |
Size: 219682 |
Author:李小钱 |
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Description: ITU-T Recommendation V.90 98年9月版本
A DIGITAL MODEM AND ANALOGUE MODEM PAIR FOR USE ON THE PUBLIC SWITCHED TELEPHONE NETWORK (PSTN) AT DATA SIGNALLING RATES OF UP TO 56 000 bit/s DOWNSTREAM AND UP TO 33 600 bit/s UPSTREAM-ITU-T Recommendation V.90 September 98 version A DIGIT AL MODEM AND ANALOGUE MODEM PAIR FOR USE ON THE PU Blic SWITCHED TELEPHONE NETWORK (PSTN) AT DATA SIGNALING RATES OF UP TO 56,000 bit/s DOWNSTREA M AND UP TO 33,600 bit/s UPSTREAM Platform: |
Size: 219136 |
Author:李小钱 |
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