B-ISDN; Digital Subscriber Signalling System No. two (DSS2) protocol; Quality of Service class & parameters indication at call/connection establishment; Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network
B-ISDN;数字用户信号发送系统第二号(DSS2)协议;呼叫/连接建立时的服务质量等级和参数指示;第6部分:网络抽象测试套件(ATS)和部分协议执行额外测试信息(PIXIT)形式规范