4 ms·
Anyone with an IPv4 address can use one of several 6to4 gateways to get a whole /48. This gives them access to 2^80 addresses they can originate traffic from.
by colmmacc 12y ago
Anyone with an IPv4 address can use one of several 6to4 gateways to get a whole /48. This gives them access to 2^80 addresses they can originate traffic from.
- sp332 12y agoAs mentioned in the article, they only hash the first 64 bits of the address. That means you only get 64-48 = 16 bits to work with.