Welcome to the VOIP Wiki - a reference guide to all things VOIP

This Wiki covers everything related to VOIP, software, hardware, service providers, reviews, configurations, standards, tips & tricks and everything else related to voice over IP networks, IP telephony and Internet Telephony. However, the Wiki is primarily for information, not for advertising.

Your contributions are welcome, please read the How to add information to this wiki page and the Posting Guidelines before you post.

NEWS

• 2009-09-25 - TELES launches Entry Level Softswitch Platform (ELSP)
• 2009-09-24 - CudaTel announces advanced PBX platform based on FreeSWITCH
• 2009-09-24 - OnSIP 2.0 launched - IM and Presence to Hosted PBX service; new in-browser interface. Story
• 2009-09-24 - Visual Dialplan Code Zone is launched - Tutorials, dial plan examples & tools for Asterisk developers
• 2009-09-24 - FonoSIP.com interconnects with iNUM - supporting HD voice and offering free iNUM DIDs
• 2009-09-23 - Asterikast announces appkonference - high performance conference bridge for asterisk
• 2009-09-23 - Free Asterisk Webinar: FreePBX and Asterisk (Part 1) - (In Spanish/En Español), Oct 2, 2009, 10:00 AM COT
• 2009-09-22 - Overview of the new snom 870 IP Phone with color touchscreen display
• 2009-09-22 - FreePBX 2.5 Powerful Telephony Solutions - Book written by Alex Robar
• 2009-09-21 - Voxbone and I6NET Complete Interoperability Test for 3G Video-to-Mobile-Phone Services
• 2009-09-18 - New VXI* VoiceXML browser 4.2 released! I6NET: Build your own standards-base IVR/IVVR for Asterisk PBX 1.4 / 1.6
• 2009-09-18 - 7 Applications for IP-PBX in the Medical Practice Software Advice blogs on IP/PBX and EHR integration
• 2009-09-17 - asterCC 0.13 beta released, improved dialer and added live queue status page
• 2009-09-15 - Linux LiveCD VoIP Server 2.0.50 - SER / Asterisk IP PBX with livecd install and full support.
• 2009-09-15 - Enabling GSM/UMTS calls from Asterisk by using a GSM Gateway
• 2009-09-14 - SIP Router Development Summit 2009 - open event, October 2, 2009, Berlin, Germany
• 2009-09-14 - Avaya buys Nortel for $900m is this good for open source solutions?

News Resources

• Software Releases - Check here for recent VoIP-related software releases.
• VoIP Services - Check here for news on Voip Services.
• VOIP Event Calendar - Check here for news on VOIP Events, Tradeshows, Training and Conferences
• Older News - Check out older news articles here

Getting Started

• What is VOIP? The very basics.
• Free VOIP Publications: Magazines and Newsletters free to qualified subscribers.
• Training: Seminars, tutorials, on-line classes. Check here for recent.
• VOIP Consultants: Finding help.
• VOIP Service Providers - VOIP service providers.
• DID Service Providers - VOIP call origination service providers.
• VoIP Practical Guide - VoIP Resources for Your Home and Business.
• How to start a VOIP Business
• Reducing Costs and Fees charged by Transit providers: Costs for DIDs and IP ports.

Connecting VOIP to the PSTN and Cellular Networks

• astTECS: ast g4 - 4 Channel GSM (PCI) card designed for Asterisk. With LCR feature.Call +91 9916106165
• Cheapest ATAs and Service - For Calling PSTN Numbers, or receiving phone calls from PSTN Numbers
• Configuring GSM VoIP gateways with Cisco Call Manager - Step by step guide
• ENUM - Translating E164 numbers to VoIP addresses
• Failover Switches - Automatically or Manually Switch PSTN Interfaces on failure for reundancy
• FXS-FXO Converters - Convert an FXS interface to an FXO interface
• Phone Numbers - Dozens of test and information numbers you can call for free.
• Routing calls using a free international calling service - How to use two-step dialing to save on costs.
• PSTN Gateways - VOIP to PSTN gateways (also known as: Media Gateways)
• VOIP GSM Gateways - VOIP to GSM gateways
• Cheapest ATAs and Service

PBX and Servers - VoIP PBX and Servers

Popular choices - please do not alter this list, add new entries here

• Asterisk: Open Source PBX
• CallWeaver: Vendor independent, cross-platform open source IP-PBX, originally derived from Asterisk.
• FreeSWITCH: Open source cross platform (*nix, Win, OSX) multiprotocol (SIP, IAX, Googletalk, Jabber, XMPP, WOOMERA/H.323, PRI/T1/E1) softswitch.
• Kamailio: Flexible and powerful open source GPL SIP ( RFC3261 ) server with integrated TLS (former OpenSer)
• Sip Express Router: High-performance, configurable, free SIP ( RFC3261 ) server
• sipX Solution Summary: SIPfoundry - The SIP PBX for Linux (L-GPL)
• 3CX Phone System: Windows PBX with free and commercial versions
• Yate - open source softswitch/PBX, with E1/T1, ISDN, SS7, RBS, analogics, IAX, H.323, SIP, MGCP, Jingle (GoogleTalk), for Windows, Linux and BSD's
• more...

Protocols - the language of VOIP

• IP Protocols COPS, ENUM, H.323, IAX, IMS, LTP, Megaco, MGCP, PINT, RTP, SCCP, SCTP, SIMPLE, SIP, STUN, T.37, T.38, TRIP,TURN,SDP
• ITU protocols SS7, ISUP
• OSP, PacketCable MRCP
• Encryption Protocols ZRTP

Markup Languages

• Basic call routing and rules for UA's or VOIP serversCPL
• IVR Presentation and dialog management: VoiceXML, CallXML
• Call control / conferencing / call routing: CCXML
• IVR / Speech recognition definition: SRGS
• IVR / Speech synthesis definition: SSML
• IVR / prompting / recording / conferencing / DTMF / Voice: CallXML

Traditional Telephone Network

• Analog Telephone Information
• PBX features
• PSTN Interface Hardware
• Telecom Dictionary
• Telco Engineering Information
• Telephone History
• RESPORG: Toll Free 800 Number Programming

VOIP Events and Conferences

• VOIP Event Calendar — List of upcoming VOIP related events, Conferences, Trade Shows, Training, etc.
• Training and Conferences - Check here for recent Training and Conferences
• Asterisk-Tag.org Annual German conference on Asterisk and related topics
• Astricon
• ClueCon Annual conference on open source telephony development
• VoiceCon Annual conference on IP Voice Communication.
• Voice Peering Forum on routing, interconnection and peering of Web2.0 & VoIP networks
• Global VoIP and Telephony-related events
• VoIP business related events
• AstriEurop The Asterisk European Exhibition

Business Services

• Credit Card Merchant Services

VOIP Websites: Other VOIP websites on the Internet

Twitter VoipUser Directory: Twitter VoipUser Directory

Suggestions and Questions

• How to add information to this wiki
• Suggestions: Put your requests and suggestions here

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