Cisco Systems manual 172

640 - 607

A.ISDN

B.Frame Relay

C.ATM

D.FDDI

Answer: A

Q.311

A small enterprise has class C network license. The enterprise requires 5 usable subnets, each capable of accommodating at least 18 hosts. Enter the appropriate subnet mask below.

Answer: 255.255.255.224

Q.312

Which command correctly configures an IP address on a Cisco router interface?

A.router(config-if)# ip address 172.18.32.1 subnet mask 255.255.252.0

B.router(config-if)# 172.18.32.1 255.255.252.0

C.router(config-if)# ip address 172.18.32.1 255.255.252.0

D.router(config-if)# 255.255.252.0 subnet mask 255.255.252.0

E.router(config-if)# ip address 172.18.32.1/22

F.router(config-if)# ip address 172.18.32.1 subnet mask /22

Answer: C

Q.313

Calculate the number of usable network and host addresses for 213.105.72.0/28.

A.62 networks and 2 hosts

B.6 networks and 30 hosts

C.8 network and 32 hosts

D.16 networks and 16 hosts

E.14 networks and 14 hosts

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