标准查询 标准查询综合业务数字网(ISDN):ISDN分组模式承载业务(PMBS).用户基本和基群速率接入的D信道提供的ISDN虚呼叫(VC)和永久虚电路(PVC)承载业务(T/NAI(89)30)
Integrated Services Digital Network (ISDN): ISDN Packet Mode Bearer Services (PMBS) ISDN Virtual Call (VC) and Permanent Virtual Circuit (PVC) Bearer Services Provided by the D Channel of the User Access-Basic and Primary Rate (T/NAI(89)30)
标准号：ETSI PRETS 300 049-1990
标准名称： 综合业务数字网(ISDN):ISDN分组模式承载业务(PMBS).用户基本和基群速率接入的D信道提供的ISDN虚呼叫(VC)和永久虚电路(PVC)承载业务(T/NAI(89)30)
英文名称：Integrated Services Digital Network (ISDN): ISDN Packet Mode Bearer Services (PMBS) ISDN Virtual Call (VC) and Permanent Virtual Circuit (PVC) Bearer Services Provided by the D Channel of the User Access-Basic and Primary Rate (T/NAI(89)30)
标准类型：国外标准
标准状态：现行
中国标准分类号（CCS）：M21
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