多项选择题
A.Manchester的串行链路的地址为10.1.1.1
B.Manchester的串行链路的地址为10.1.1.2
C.London路由器是CISCO2610
D.London路由器是CISCO2611
E.路由器Manchester的Serial0/0端口收到CDP信息
F.路由器London的Serial0/0端口收到CDP信息
单项选择题 An access list was written with the four statements shown in the graphic.Which single access list statement will combine all four of these statements into a single statement that will have exactly the same effect？（）
多项选择题 What are three features of the IPV6 protocol?（）
多项选择题 哪两个值被生成树协议用来选举根桥？（）
