【简答题】阅读理解。 The mobile phone has been a part of our lives since the 1980s. It enables us to stay in contact with our family and friends at all times and in most areas. However, because of the quick acceptan...
【单选题】A network administrator is troubleshooting the OSPF configuration of routers R1 and R2. The routers cannot establish an adjacency relationship on their common Ethernet link. The graphic shows the outp...
A.
)
B.
管理员正在对路由器R1和R2的OSPF配置进行故障排除。 路由器无法在以太网链路上建立邻接关系。 该图显示了路由器R1和R2的show ip ospf interface e0命令的输出。 根据图中的信息,这个问题的原因是什么?
C.
The OSPF area is not configured properly.
D.
PF区域配置不正确。
E.
The priority on R1 should be set higher.
F.
的优先级应设置得更高。
G.
The cost on R1 should be set higher.
H.
的COST值应该设置得更高。
I.
The hello and dead timers are not configured properly.
J.
llo和dead定时器配置不正确。 K. A backup designated router needs to be added to the network. L. 将备份指定路由器添加到网络中。
【多选题】B2C is the most common type of business model and what most people think about when discussing building e-commerce businesses. What are some of the examples of B2C?
【简答题】The mobile phone has been a part of our lives since the 1980s. It enables us to stay in contact with our family and friends at all times and in most areas. However, because of the quick acceptance and...