业务: vocational work; professiona ...传送业务接入点标识符: tsap-id transport service access point identifier业务接入点标识: service access point identifier sapi网络服务接入点标识符: nsapi: network service access point identifier网络层业务接入点标识: network layer service access point identifier网络业务接入点标识: nsapi network service access point identifier服务接入点标识: service access point indicator sapi业务接入点: saservice access point表示层业务接入点: psapresentation service access point传送业务接入点: tsatransport service access point核心业务接入点: csa core service access point会晤业务接入点: ssasession service access point宽带业务接入点: bsabroadband service access point链路业务接入点: lsalink service access point网络层业务接入点: network layer service access point网络业务接入点: network service access point物理层业务接入点: phy-sap物理业务接入点: phsaphysical service access point业务接入点指示: service access point indicator sapi应用业务接入点: asaapplication service access point服务接入点: sa service access points; saservice access point; service access point目的单元业务接入点: dsadestination service access point数据链路业务接入点: dlsadata link service access point; dsadata link service access point网络业务接入点地址: nsaaddress无线资源业务接入点: gprs radio resources service access point grr
