TekSIP is a SIP Registrar / Proxy for Windows.
Throttle instantly upgrades your computer and modem to download files faster, browse the web faster and play games without lag. Throttle is one of the best internet acceleration software products and works with Cable, DSL, U-Verse, Fios internet.
SIP Interactive Voice Response System for Windows
ENUM Server for Windows
TekWiFi is a WiFi connection and diagnostic tool runs under Windows (XP, Vista, Windows 7 / 8/10, 2008-2016 Server). TekWiFi simplifies connection to the wireless network which PEAP authentication implemented.
SIP T.38 Fax Receiver Server for Windows
TekPhone is a SIP (Session Initiation Protocol) VoIP Softphone that provides UA agent functions (Based on RFC 3261) runs under Windows