Xtenn softphone based on sip protocol helps to make call Pc to phone, pc to land
Edit by : Xtenn Softphone delivers SIP-based communications and services for PC-to-Phone and PC-to-PC services surrendering the world at your desktop. The Softphone allows a person to communicate over Internet with any desktops, notebooks, PDAs, stand-alone IP-phones and even with any conventional landline and mobile phones. It supports SIP industry standards and is fully inter-operable with most major Internet Telephone Service Provider (ITSP) and VOIP software and hardware. With the decisive benefit of profitability and feasibility, VoIP fulfils a considerable requirement for replacing traditional telecommunication in the near future, which is not too far from everybodys desk.

Features:

* Mutilingual support(Japanese, Portuguese etc.)
* STUN Support for NAT Traversal
* Call timer
* Private Branding
* Last Number Redial
* Audio Video Wizard
* Address Book
* Call History
* DTMF Support
* Compatible with MS Windows 98SE/ME/2K/XP/2003
* Uses NEW RFC 3261 compliant stack you can free download xtenn sip softphone 1.1 now.