OpenSIPg is a SIP based environment for providing telephony, instant message, presence, voicemail, conferencing, call center, etc. telecom services. It is ideal for telecom companies that can use it as is to offer these services to consumers with broadband fixed or wireless Internet access. OpenSIPg can also be used (together with modern SIP phones) to offer Centrex style PBX services to the enterprise market. Further, OpenSIPg can serve as a back end for IP PBXes from other vendors and as an interconnect point between telecom companies.
For more information, see OpenSIPg datasheet.