Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Data link layer; Part 1: General aspects [ITU-T Recommendation Q.920 (1993), modified]
综合业务数字网(ISDN);数字用户信令系统第一号(DSS1)协议;数据链路层;第1部分:一般方面[ITU-T建议Q.920(1993) 修改]
发布日期:
1995-11-01
ISDN D通道LAPD链路接入程序的未来增强适用于ISDN用户网络接口,包括S&Q参考点要求。
Future enhancements of ISDN D-Channel LAPD Link Access Procedures applicable at the ISDN user-network interface including S & Q reference point requirements.