單項(xiàng)選擇題為轉(zhuǎn)發(fā)某個(gè)UDP請(qǐng)求的廣播通信,必須使用下列的哪一個(gè)命令()。

A.IP HELPER-ADDRESS
B.ip address
C.ip forward-protocol
D.A and C only


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1.單項(xiàng)選擇題用于從路由選擇表中刪除靜態(tài)路由的命令是什么()。

A.SHOW IP ROUTE
B.show ip redirect
C.change ip route
D.no ip route

2.單項(xiàng)選擇題如果兩個(gè)路由選擇協(xié)議提出了達(dá)到同一個(gè)路由器的路由,則路由器將()。

A.Select either of the two routes at random,with no preference for one over the other
B.Select the route that has a lower administrative distance value
C.Select the route tha thas a higher administrative distance value
D.Place both the routes in the routing table