单项选择题

You are the network administrator setting up the IP net……

You are the network administrator setting up the IP network for a new branch office. You need at least 5 networks with 25 hosts each. You have been allocated a /24 network.Which prefix length will satisfy the given requirements?（）

A./24
B./26
C./27
D./28

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热门试题

多项选择题Which two statements about subnet masks are true?（）

A.If a bit is turned on (1), the corresponding bit in the IP address is used for the host portion.
B.If a bit is turned off (0), the corresponding bit in the IP address is used for the host portion.
C.If a bit is turned on (1), the corresponding bit in the IP address is used for the network prefix.
D.If a bit is turned off (0), the corresponding bit in the IP address is used for the network prefix.

单项选择题Given the IP address range 192.168.100.0 through 192.168.100.255, which network mask segments these addresses into 16 subnets?（）

A.255.255.255.224
B.255.255.255.240
C.255.255.255.248
D.255.255.255.252

单项选择题Given the host IP address of 192.168.100.60 and a network mask of 255.255.255.224 (or 27), which address represents the correct network address for the referenced host?（）

A.192.168.100.48
B.192.168.100.16
C.192.168.100.0
D.192.168.100.32

多项选择题Which two fields are found in an Ethernet frame?（）

A.Version
B.TTL
C.Checksum
D.Flags
E.Data

多项选择题Which three of the following options are NOT fields found in an Ethernet frame?（）

A.Version
B.Type
C.Source Port
D.Flags
E.Data