多做题,通过考试没问题!

思科认证考试

睦霖题库>软件认证工程师考试>思科认证考试

What ensures that voice packets are given priority throughout the network so that conversations arrive intact?()

  • A、QoS
  • B、Centrex
  • C、Packet encryption
  • D、Intelligent call routing
正确答案:A
答案解析:
进入题库查看解析

微信扫一扫手机做题