On Friday, July 22, 2016, Ricardo Ferreira <ricardofbferre...@gmail.com> wrote:
> Is there anyone here working in an ISP where IPv6 is deployed? > We are starting to plan the roll-out IPv6 to mobile subscribers (phones) I > am interesting in knowing the mask you use for the assignment; whether it > is /64 or /128. > > In RFC 3177, it says: > 3. Address Delegation Recommendations > > The IESG and the IAB recommend the allocations for the boundary > between the public and the private topology to follow those general > rules: > > - /48 in the general case, except for very large subscribers. > - /64 when it is known that one and only one subnet is needed by > design. > - /128 when it is absolutely known that one and only one device > is connecting. > > Basically a sole device will be connecting to the internet so I am > wondering if this rule is follwed. > > Cheers > > Phones, as in 3gpp? If so, each phone alway gets a /64, there is no choice. https://tools.ietf.org/html/rfc6459 > -- > Ricardo Ferreira >