Ipsec Nat Traversal

Happytime PPLib is a NAT Traversal and private network (LAN) access library. It can access to a private network of computers and network equipment from another private network or public network. The advantage is no need to configure port mapping on the router, without having to deploy Dynamic DNS... Platforms: Windows, *nix, Windows 7, Android

Shrew Soft VPN Client is an advanced IPSEC Client for Win32. The Shrew Soft VPN Client is a free IPSEC Client for Windows 2000 and Windows XP. It can be used for communicating with a Open Source Operating system running ipsec-tools to provide an alternative to expensive commercial VPN solutions.... Platforms: Windows

TCMPortMapper.framework uses libnatpmp and miniupnpc to provide an easy to use Cocoa interface to automatically map ports to your networked application via UPNP and NAT-PMP. Platforms: Mac

Wippien is Instant Messenger with VPN support, that combines different protocols - ICQ, MSN, AIM, Yahoo, Google Talk. It gives you ability to have several computers arround the world connected to isolated local LAN without any special setup. NAT traversal techniques are used to penetrate NAT... Platforms: Windows

BitComet is a powerful, clean, fast, and easy-to-use BitTorrent client. It is P2P file-sharing freeware and one of the most popular P2P protocols designed for high-speed distribution. BitComet supports simultaneous downloads, DHT networks (trackerless), a download queue, selected downloads in the... Platforms: Windows

OfficeSIP Messenger provides enterprises with advanced instant communications for free. Compatible with Office Communications Server 2007, OfficeSIP Messenger delivers reliable performance combined with trouble-free deployment and management. Supporting text, voice and video chats, the free... Platforms: Windows

NeEM is a library that provides an implementation of epidemic multicast (also called probabilistic or gossip-based) in wide-area networks by using multiple TCP/IP connections in a non-blocking fashion. Epidemic multicast protocols achieve stable high throughput regardless of node and network... Platforms: *nix

Brekeke SIP Server provides a SIP-based communication platform for a wide variety of service providers and enterprises. This product offers SIP over TCP/UDP support, original NAT traversal functionality, as well as a number of flexible call control functions. Our carrier-class edition (Advanced... Platforms: Windows

Brekeke SIP Server provides a SIP-based communication platform for a wide variety of service providers and enterprises. This product offers SIP over TCP/UDP support, original NAT traversal functionality, as well as a number of flexible call control functions. Our carrier-class edition (Advanced... Platforms: Linux

Brekeke SIP Server provides a SIP-based communication platform for a wide variety of service providers and enterprises. This product offers SIP over TCP/UDP support, original NAT traversal functionality, as well as a number of flexible call control functions. Our carrier-class edition (Advanced... Platforms: Mac

TekFax is a SIP T.38 Fax Receiver Server for Windows. TekFax tested on Microsoft Windows XP, Vista and Windows 2003 server. TekFax complies with RFC 3261. It supports ITU T.38 protocol and UPnP for NAT traversal. You can select IP address to be listened, default SIP proxy for outgouing calls.... Platforms: Windows

UPnP Port Works ("UPnPPW") is an all purpose platform independent application that aids router management. Its framework, pioneered under C is fully compliant with Microsoft's UPnP technology. Furthermore, this independent solution consumes very little system resources, and requires no... Platforms: Windows

Blink is elegant, simple to use and feature-full Blink is the best SIP client for Mac. You can use it with any SIP provider or its own fully-featured SIP service. Blink is a fully featured and easy to use SIP client. Blink offers Rich Multimedia Communications based on SIP protocol using... Platforms: Mac

Blink is elegant, simple to use and feature-full You can use it with any SIP provider or its own fully-featured SIP service. Blink is a fully featured and easy to use SIP client. Blink offers Rich Multimedia Communications based on SIP protocol using Future Proof Addressing in the form of... Platforms: Linux

New version 1.1. This is the source code to STUNTMAN - an open source STUN server and client code by john selbie. Compliant with the latest RFCs including 5389, 5769, and 5780. Also includes backwards compatibility for RFC 3489. The stun server code is part of a larger personal project involving... Platforms: Mac, BSD, Linux

Sofia-SIP is an open-source SIP User-Agent library, compliant with the IETF RFC3261 specification (see the feature table).It can be used as a building block for SIP client software for uses such as VoIP, IM, and many other real-time and person-to-person communication services. Sofia-SIP is based... Platforms: Windows, Mac, *nix, C/C++, BSD Solaris

The GNU Gatekeeper (GnuGk) is a full featured H.323 gatekeeper, available freely under GPL license. It forms the basis for a free IP telephony (VOIP) or video conferencing system. Please read the manual (especially the tutorial) and the FAQ for general information what a gatekeeper does or take... Platforms: Mac

Campagnol is a distributed IP-based VPN software able to open new connections through NATs or firewalls without any configuration. It uses UDP for the transport layer and utilizes tunneling and encryption (with DTLS) and the UDP hole punching NAT traversal technique. The established connections... Platforms: *nix

Fair NAT is a script for configuring NAT on dedicated Linux routers. This is the home of my linux router shaper script which allows something like fair bandwidth sharing among clients in the local network. The script is not great or anything - please dont expect the holy grail here - I just... Platforms: *nix

NAT iptables firewall script is an iptables firewall script. This script is meant to be run once per boot the rules will be double added if you try to run it twice if you need to add another rule during runtime, change the -A to a -I to add it to the top of the list of rules if you use -A it... Platforms: *nix