Computer Science · Networking
What is the primary purpose of Classless Inter-Domain Routing (CIDR) in IP addressing?
- 1To define and manage public DNS resource records
- 2To automatically encrypt IP packets during transmission
- 3To convert IP addresses to MAC addresses
- 4To allow flexible subnetting and efficient allocation of IP addresses✓
Correct answer
To allow flexible subnetting and efficient allocation of IP addresses
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