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多选题
Address translation is another component of Layer 3 design. Which two types of address translation allow an IP Address to be duplicated？ （）
A
PAT
B
CAT
C
NAT
D
DAT
E
FAT
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The summarized address for all internal subnetted addresses.B
A private IP address assigned to a host on the inside network.C
A registered address that represents an inside host to an outside network.D
A unique IP address used on an internal networkE
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Layer 2 TTLB
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Layer 3 source addressD
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