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ITU-T Rec. Q.784.2 (0697) - ISUP BASIC CALL TEST SPECIFICATION ABSTRACT TEST SUITE FOR ISUP 92 BASIC CALL CONTROL PROCEDURES国际
ITU-T Rec. Q.2971 (1099) BROADBAND INTEGRATED SERVICES DIGITAL NETWORK [B-ISDN] - DIGITAL SUBSCRIBER SIGNALLING SYSTEM No.2 国际
ITU-T Rec. T.32 (0895) ASYNCHRONOUS FACSIMILE DCE CONTROL - SERVICE CLASS 2国际电信联盟标准电子版下载 1
ITU-T Rec. T.32 (0895) ASYNCHRONOUS FACSIMILE DCE CONTROL - SERVICE CLASS 2国际电信联盟标准电子版下载 2
ITU-T Rec. T.53 (0494) CHARACTER CODED CONTROL FUNCTIONS FOR TELEMATIC SERVICES国际电信联盟标准电子版下载 1
ITU-T Rec. T.53 (0494) CHARACTER CODED CONTROL FUNCTIONS FOR TELEMATIC SERVICES国际电信联盟标准电子版下载 2
ITU-T Rec. T.103 (0393) SYNTAX-BASED VIDEOTEX END-TO-END PROTOCOLS FOR THE PACKET MODE ISDN国际电信联盟标准电子版下载 1
ITU-T Rec. T.103 (0393) SYNTAX-BASED VIDEOTEX END-TO-END PROTOCOLS FOR THE PACKET MODE ISDN国际电信联盟标准电子版下载 2
ITU-T Rec. T.135 (0298) USER-TO-RESERVATION SYSTEM TRANSACTIONS WITHIN T.120 CONFERENCES国际电信联盟标准电子版下载 1
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