Which of the following WAN technologies has the GREATEST latency and is not recommended for VoIP?（）
- A、ISDN
- B、DSL
- C、Satellite
- D、Cable
正确答案:C
答案解析:有
微信扫一扫手机做题
多做题，通过考试没问题！
CompTIA认证考试
CompTIA认证考试
Which of the following WAN technologies has the GREATEST latency and is not recommended for VoIP?（）
微信扫一扫手机做题