TekPhone is a SIP (Session Initiation Protocol) VoIP Softphone that provides UA agent functions (Based on RFC 3261) runs under Windows (XP, Vista, 2003 Server). TekPhone supports (Only) G.711 A - Mu law codecs and RFC 2833 for DTMF digit delivery and UPnP for NAT traversal. You can also set external IP address manually. TekPhone can record incoming audio if away mode selected. You can specify your own welcome message.

• sipcli 2.1
  sipcli is a command line SIP user agent runs under Windows (XP, 2003 Server) which enables making SIP (Based on RFC 3261) based calls. sipcli tested on Microsoft Windows XP,...

• TekIVR 2.0
  TekIVR is a SIP Interactive Voice Response System for Windows provides call attendant function

• Free Premium Softphone Software 2.0
  Premium Features: 4 Lines,Call Recording,Hold / Unhold ,Transfer (Xfer),DND (Do not Disturb),Redial,Mute,Auto accept call,NAT/Firewall support STUN server Support ,ICE Support,Debug Mode (SIP message log),Codec Supported,G729, G711 u, G711 a,...

• TekFax 1.0
  TekFax is a SIP T

• TekSIP 3.3
  TekSIP is a SIP Registrar and Proxy. TekSIP tested on Microsoft Windows XP, Vista, Windows 7, and Windows 2003/2008 server. TekSIP complies with RFC 3261, RFC 3263, RFC 3311, RFC 3581 and RFC 3891. It supports NAT traversal, UPnP and ENUM. Please see technical details about NAT traversal in Readme.txt. You can select IP address to be listened,...

• TekSIP Route Server 1.0
  TekSIP Route Server is an SIP Redirect Server (Based on RFC 3261) runs under Windows (XP, Vista, Windows 7, 2003-2008 Server) and can be used as a routing server for a SIP network

• Axon Virtual PBx System 2.11
  Axon is a virtual IP PBx for Windows PCs featuring a one click installation setup and a web management console that makes configuring your new PBx easy. Implement a scalable PBX solution with an existing PC which connects to phone lines and...

• Axon Business Virtual PBx System 2.20
  Axon is a virtual IP PBx for Windows PCs featuring a one click installation setup and a web management console that makes configuring your new PBx easy

• Axon Enterprise Virtual PBx System 2.20
  Axon Enterprise is a fully featured pbx server without restrictions to manage calls within a business or call center environment. Any business, whether small or large, can now...