Which three modes are the operating of HDLC?()
- A、asynchronous balanced mode (ABM)
- B、normal response mode (NRM)
- C、normal peer mode (NPM)
- D、asynchronous client mode (ACM)
- E、asynchronous response mode (ARM)
正确答案:A,B,E
答案解析:有
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Which three modes are the operating of HDLC?()
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