sip dialer

TekSIP is a SIP Registrar and Stateless SIP Proxy for Windows.

TekSIP is a SIP Registrar and Stateless SIP Proxy for Windows.

Free Softphone for Windows. Works with any SIP/ VOIP provider and SIP PBX

Alexf's Dialup Dialer is advanced dialer for Windows

Develop SIP based Web phone with your own GUI and brand.

Softphone for PC-telephony using TAPI, CAPI or SIP plus answering machine

PC-to-Phone, PC-to-Fax, PC-to-PC, Phone-to-PC over Internet, ISDN or SIP

Fax Voip -virtual T38 Fax/Voice/SIP/H.323 modem. Operates with standard fax soft

Fax Voip - virtual T38 Fax & Voice modem for SIP. Works with standart fax soft.

TekFax is a SIP (Session Initiation Protocol) fax receiver server runs under.