Download Voip Sip Software

SIP Phone DLL by Research Lab Inc

SIP Phone DLL allows to make PC-PC, PC-phone, or phone-phone calls or create Instant Messaging (IM) sessions over the Internet VOIP SIP Phone SDK brings protocol support for ActiveX. With this SDK one can create a simple program to connect and start speaking with anyone with a direct IP Address (provided no NAT Router or Firewall is set) or use the Gateway or the Gatekeeper to connect to /or from PSTN lines.

sip h323 voip sipphone asterisk cisco openh323 rfc standards voip sip stack rtc api web phone

Embedded VOIP SIP Developers Kit by Research Lab Inc

Embedded Windows CE VOIP Developers Kit is your embedded telephony solution for developing software/hardware to enable device to device phone calls using SIP/H323 phone right at the electronics level. The design is based on Hybrid Combination of RFC SIP Protocol and Windows RTC and is today successfully ported to Windows CE/Pocket PC/Smart Phone.

voip voip sip voip h323 instant messaging embedded sip phone embedded h323 phone embedded voip rtc api embedded internet protocols embedded telephony sipphone international calls

Quorum Call Conference Software by NCH Swift Sound Software

Quorum is software which runs as a phone conference server on any Windows PC. Callers dial into the server to join telephone conferences. Callers can connect to a conference call using either standard or VoIP lines on external telephone numbers or through an office phone system. The number of people who can join a conference call is limited only by your bandwidth.

quorum telephone conferencing teleconference business meetings phone meetings conference calling conference call business telephone software