Dynamic channel allocation can avoid the waste of bandwidth.
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Which approach can reduce the waste of IPv4 address.
A. CIDR
B. Subnetting
C. NAT
D. PAT
Which IP address is a network address?
A. 172.16.0.0
B. 127.16.255.255
C. 127.0.0.1
D. 127.0.0.0
About IPv6, which statement is wrong
A. IPv6 address has 128 bits, while IPv4 address only has 32 bits
B. The length of IPv6 head is fixed, while IPv4 head size is various
C. Same as IPv4, IPv6 head has a field called “Protocol
D. IPv6 head has a field called “Next Head”, while IPv4 has no such field
What is the size of the next-generation (IPv6) IP address?
A. 4 bytes (32 bits)
B. 12 bytes (96 bits)
C. 16 bytes (128 bits)
D. 20 bytes (160 bits)
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