无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

多項選擇題

Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?()

A. Spanning Tree Protocol
B. Shortest path first tree
C. Link-state advertisements (LSA)
D. Hold-down timers
E. Split horizon
F. VRRP

微信掃碼免費搜題