> EPP over SOAP is one mechanism, my limited understanding is that > most current deployments use EPP over TCP secured by TLS
> ...I'm not sure that anyone has any real production systems using > anything other than TCP. Just FYI, SOAP can use either TCP or HTTP[S], if HTTP versus TCP is a concern. As for EPP versus OpenSRS's XPC, they are both XML message-based protocols, so both will work equally well within SOAP messages (which is also just XML). RRP looks uglier than OpenSRS's current system. Although my seach on it did bring up another wholesaler I was unaware of: http://en.rrpproxy.com/. Adam
