多項選擇題Which two Ethernet fiber-optic modes support distances of greater than 550 meters?（）

A.1000BASE-CX
B.100BASE-FX
C.1000BASE-LX
D.1000BASE-SX
E.1000BASE-ZX


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1.多項選擇題What are two characteristics of RIPv2?（）

A.classful routing protocol
B.variable-length subnet masks
C.broadcast addressing
D.manual route summarization
E.uses SPF algorithm to compute path

4.多項選擇題下列靜態(tài)路由器配置正確的是（）。

A.ip route-static 129.1.0.016 serial 0
B.ip route-static 10.0.0.216129.1.0.0
C.ip route-static 129.1.0.01610.0.0.2
D.ip route-static 129.1.0.0255.255.0.010.0.0.2

5.多項選擇題Which three statements are correct about RIP version 2 (Choose three.)（）。

A.It has the same maximum hop count as version 1
B.It uses broadcasts for its routing updates
C.It is a classless routing protocol
D.It has a lower default administrative distance than RIP version 1
E.It supports authentication
F.It does not send the subnet mask in updates