ETSI PRETS 300 392-3-2-1998 陆地集群无线电(TETRA).语音加数据(V+D).第3部分:系统间接口的互通(ISI).第2子部分:附加网络功能单独呼叫(ANF-ISIIC)
Terrestrial Trunked Radio (TETRA); Voice Plus Data (V+D); Part 3: Interworking at the Inter-System Interface (ISI); Sub-Part 2: Additional Network Functions Individual Call (ANF-ISIIC)