回复：free sip provider? sip2sip?

来源: 于 2011-01-23 17:49:33 [旧帖] [给我悄悄话] 本文已被阅读：次

try pbxes.org

you basically can have a simple hosted pbx. You can create extenions and register sip providers on it. good luck on getting what you need.