About this document
Understanding CIDR Blocks and Notation by sara is a document available to read on EtoBox.
Classless Inter Domain Routing (CIDR) allows for more efficient allocation of IP address blocks. It allocates only the number of addresses demanded by a customer, avoiding waste. CIDR uses a notation of IP address/prefix length to specify the network and host portions of an address. This reduces routing table entries and better manages address space. However, CIDR makes routing more complex compared to traditional address classes. The IP addresses in a CIDR block must be contiguous, the block size must be a
- Author
- sara
- Language
- EN