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For questions about network prefixes, where the routing prefix may be expressed in Classless Inter-Domain Routing (CIDR) notation written as the first address of a network, followed by a slash character (/), and ending with the bit-length of the prefix. For instance, you are trying to find the prefix you want to announce on your router.

6 votes
1 answer
779 views

IPv6 prefix interpretation

I have a very basic question about IPv6 prefix. … But, to be precise, when we talk about prefix, do we end up calling that number after back slash(i.e 64 in above example) as prefix or the whole thing (entire thing under double quotes)as prefix ? …
0 votes
1 answer
5k views

How to choose IP address and subnet mask while forming a network

As I observe the Default Subnet mask for each of these classes, I see that, starting from Class A, gradually, network mast/prefix length increases. … Default subnet masks: Class A: 255.0.0.0 (prefix length : 8) Class B: 255.255.0.0 (prefix length : 16) Class C: 255.255.255.0 (prefix length : 24) This p appears to me like, if a network administrator …