1350O MS-PKT管理的以太网业务中,哪一类业务是面向不连接()
A、Bridge域内的EVPL
B、T-MPLS域内的EVPL
C、ETS域内的EVPL
参考答案:A
It is a great to know that no one got injured in this traffic accident. [ ]
A. comfort
B. safety
C. shelter
D. rest
讲解员在讲解过程中控制声音强弱时要遵循什么原则?