Owen DeLong wrote:
Saying /16 is ambiguous depends on IP version.Not really… A /16 in IPv6 is a lot more addresses, but its still using the first 16 bits to specify the prefix, same as IPv4.
As I wrote: : But, it should be noted that a single class B routing table entry : often serves for an organization with 10000s of users, which is : at least our case here at titech.ac.jp. the number of remaining bits save the first 16 matters, which depends on IP version. Masataka Ohta