通过介绍无线商话原理及集团语音专线网络现状，对于因严重传输故障或客户端故障等原因造成的短时间内无法恢复的集团语音专线客户，提出了使用无线商话进行应急保障通信的方案。该方案能确保客户使用无线商话可以进行正常呼叫/被叫，且主叫显示原集团外线号码，外界拨打原号码能转接到无线商话上来。最后，还以具体的测试案例验证了该方案的可行性。%Through the introduction of principles of wireless telephone and the current situation of group voice line network, since group voice line can’t recover in a short time caused by severe transmission failure or client failure, a method using wireless telephone to guarantee emergency communication is put forward. The scheme can ensure that the subscribers carry out normal call and receiver successfully using wireless telephone. In addition, the caller displays original group external number and the outside dialing the original number can transfer to wireless telephone. At last, some specific test cases verify the practicability of the method.
展开▼
