Re: [Sip-implementors] Appropriate back-off response for overly frequent registrations

On Mon, Dec 17, 2018 at 9:29 AM Philipp Schöning wrote: > > > > > > If UDP is used for transport, empty UDP packets can be sent to keep the > >> NAT-binding alive. > >> > > > > Sending empty UDP is not standard complaint. Sending a STUN binding > > request, as described in > https://tools.ietf.or

Re: [Sip-implementors] Appropriate back-off response for overly frequent registrations

> > > If UDP is used for transport, empty UDP packets can be sent to keep the >> NAT-binding alive. >> > > Sending empty UDP is not standard complaint. Sending a STUN binding > request, as described in https://tools.ietf.org/html/rfc5626#section-3.5.2 > is safer. > This is not an option, if you ar