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4A0-C01 · Question #120
4A0-C01 Question #120: Real Exam Question with Answer & Explanation
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Question
What is the primary purpose of classless interdomain routing (CIDR)?
Options
- ATo support classful routing protocols.
- BTo allow IP routes to be defined using any number of bits for the network portion of the address.
- CTo allow interdomain routing between an IGP and EGP such as OSPF and BGP.
- DTo simplify the allocation of IP address space by defining a fixed size for the network portion of the address for each of the address classes.
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