1. 被呼叫的：called subscriber anwser signal 被呼叫用户回答信号 | called 被呼叫的 | calliipers 卡钳

2. 被叫：1612.信号方向 signal direction | 1613.被叫 called | 1614.告警控制 alarming control

3. 被叫;被呼：主叫;主呼 calling | 被叫;被呼 called | 字符 character