Free Nat Traversal Downloads

Comprehensive network firewall

Kerio WinRoute Firewall
 

Kerio Technologies, Inc.
 

This software is an ICSA certified gateway firewall for small to medium organizations. It comes equipped with unified security, web content filter, employee monitoring, bandwidth controls and VPN.

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Create and Manage the SSH encrypted Tunnel

Internet Secure Tunneling
 

Han-soft Software
 

Internet Secure Tunneling can forward otherwise insecure TCP traffic through encrypted SSH Secure Shell tunnel. You can secure for example DATABASE, POP3, SMTP and HTTP connections that would otherwise be insecure.

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Messenger with VPN support

Wippien
 

Kresimir Petric
 

Wippien is instant messaging client with VPN support. It combines different protocols - ICQ, MSN, AIM, Yahoo, Google Talk, and allows you to make virtual private networks with your peers.

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An easy to use and full featured web server

RaidenHTTPD
 

Team Johnlong
 

An easy to use and full featured web server that supports php/cgi/ssl/upnp/ics/icf

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Virtual private peer-to-peer components

BigSpeed Peer-to-Peer SDK
 

BigSpeed Computing Inc.
 

Agent/Hub components for private peer-to-peer file sharing and instant messaging.Sample applications are included in Visual Basic .NET and Delphi 7.

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Free SIP Softphone

Minipax
 

Vidosystem
 

Easy to use Free SIP Softphone for voip providers and customized softphone for voip providers. Supports tunneling.

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Server-less VPN and Peer to Peer VPN

BizVNN
 

VNN Networks, Inc.
 

Server-less and peer to peer VPN based on NAT traversal (RFC-3489). VNN is useful for the users in different branch offices to use their LAN based applications across the Internet without requiring them to reconfigure their routers or firewalls.

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wodVPN component activeX

wodVPN
 

WeOnlyDo! Inc.
 

wodVPN is VPN peer-to-peer ActiveX component that is used to establish Virtual Private Network between two peers. All P2P communication is encrypted and secured. Peers are able to forward local and remote ports, send messages, etc.

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