Free voip server software for linux

Linux LiveCD VoIP Server can be used to provide a Vonage type service, or to create a voip pbx for a campus or business with up to thousands of SIP phones.
It is based on the Open Standard SIP Express Router (SER) and Asterisk. It can serve as a SIP Proxy, VoIP PBX, VoIP gateway or Class 5 Softswitch.
Main features:
- Easy Web user administration and real-time accounting.
- All in one solution to VoIP and SIP enable your business.
- Allows you to make your own SIP numbering plan. Centrex service.
- Can be connected to multiple A-Z wholesale termination providers and to your own PSTN termination gateway/router.
- Can do Least Cost Routing
- Includes nat traversal, stun server, media server for conference call bridge, voicemail to email, incomming virtual numbers (DIDs), follow me forwarding.
- Commercial pre-paid, post-paid and flat rate account support. No calling card (no b2bua in base system).
- Requires no software installation - it is a liveCD.
- Supports any SIP soft or hardware phones, such as popular XTen, Cisco ATA 186, Grandstream, Sipura, Bugetone, Linksys PAP2 and more.
- Supports SIP for Video Conferencing (Xten / CounterPath EyeBeam)
- Supports Ecrypted SIP with Xten / Counterpath Secure Xten Pro
- Requires a PC with fixed ip connection to the internet. 256 MBytes of RAM, CDRom reader, ide or sata hard disk to store call and user database and web site.
- Remote ssh configuration and administration help
Enhancements:
- Kernel 2.4.34.1 and minor bugfixes.

CrossFTP Server is a professional FTP Server for multiple platforms. It is a high-performance, extremely configurable, and most of all a secure FTP server. CrossFTP Server has an easy-to-use GUI for user to configure the servers behavior.
Main features:
- 100% pure Java, free, open source FTP server.
- Multi platform support and multithreaded design.
- User virtual directory, write permission, idle time-out and upload/download bandwidth limitation support.
- You can monitor all the user activities.
- Anonymous login support.
- Both upload and download files are resumable.
- Handles both ASCII and binary data transfers.
- IP restriction support to allow/ban IPs.
- Database and LDAP can be used to store user data.
- All the FTP messages are customizable.
- Implicit/explicit SSL/TLS support.
- MDTM support - your users can change the date-time stamp of files.
- "MODE Z" support for faster data upload/download.
- Easy installation/update by Java Web Start technology.

GN gopher server provides a fast gopher and HTTP server.

GN is a fast, light and (for 1995 standards) secure gopher server. An effort is underway to fix the known buffer overflows and bring GN up to par with todays standards.

To use these scripts with the sample sample setup as descibed in the installation guide you need to run mkcache in this (/docs/examples) directory or run mkcache -r in the /docs directory.

To use the image clicking capabilities involving "imagemap" you must get this program from NCSA and compile it. Instructions for setting it up are at

The compiled C program must be renamed imagemap.cgi (or at least something with a suffix .cgi)

DeniX Server OS is an independent Linux based distribution built from scratch by Denis Salmanovich. They aim to offer a user-friendly full-featured server operating system, pre-configured, well structured and easy to work with, and filled with the latest stable versions of Linux apps.
Its easy to install and configure. Every package is downloaded from the authors source and compiled when installed.
Main features:
- Domain Controller
- ADSL/CABLE Router (PPPoE)
- Network Firewall
- Anti Virus Gateway
- Anti Spam Gateway
- Mail Server (local & external) + Web Mail
- Calendar Sharing Support
- Network File Server
- DHCP Server
- TFTP BOOT Server
- WINS Server
- FTP Server
- VPN Server
- DNS Server
- DDNS Server
- MySQL Server
- HTTP Apache Server
- Remote Backup Solutions
- Remote control and administration
- Print Queue Server
- Proxy Server

Anemon Dhcp Servers goal is to create an implementation of the DHCP protocol under GPL and a lot of stuff around to facilitate network management.
The python sqlobject modules gives anemon the ability to use many database as backend (mysql, postgresql, mssql, sqllite, sybase, etc..)
The project is subdivised (at the moment) in 4 components :
- The Anemon Dhcp Server is a Python/SQL implementation of the DHCP server protocol
- The Anemon Web Center is a web management interface to Anemon Dhcp Server and MyDNS
- The Anemon Dhcp Client will be a Python implementation of the DHCP client protocol
- The Anemon Dhcp relay will be a Python implementation of the DHCP relay protocol

Streamnik Server project is an IPTV server based on the open codecs Ogg/Vorbis and Ogg/Theora. It can stream a number of different channels and is optimized to run on leased (virtual) servers. The program schedule is defined by an SQL database table and can be changed at runtime.

The Ming Server generates Web pages statically or dynamically. As a local executable, it generates a static site from a directory tree of simple text files.
Installed in cgi-bin, it creates those same pages on demand in response to browser requests. Parsing of different source types, the creation, and the writing of pages are separated, making it easy to extend The Ming Server to new data types or delivery methods.
Enhancements:
- A bug in Logger was fixed along with a problem in ming.cgi.

ArrowHead ASP Server is a Java Servlet which supports the ASP syntax and the VBScript programming language. It aims to support VBScript version 3.1 and the standard set of COM objects, but has a little ways to go yet.

It is extendable using Java objects and the Server.CreateObject syntax. It has been developed and tested under Apache 2.x and Tomcat 5.0.x, but should run under any Java servlet server.