> > EPP IS the domain registration standard. > > Extensible Provisioning Protocol Over SOAP
EPP over SOAP is one mechanism, my limited understanding is that most current deployments use EPP over TCP secured by TLS. EPP over BEEP and SMTP get bandied about once in a while, but I'm not sure that anyone has any real production systems using anything other than TCP. More here.. http://www.ietf.org/html.charters/provreg-charter.html -rwr
