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, but please read the How to add information to this wiki page and the Posting Guidelines before you post.

NEWS

• 2008-11-19 - VozToVoice New VoIP Spanish Site
• 2008-11-17 - FreePBX announces Corporate Sponsor
• 2008-11-13 - OpenSIPS (Open SIP Server) starts the public discussions on the new design
• 2008-11-11 - Xorcom Announces Disk-on-Key based IP-PBX Recovery Device
• 2008-11-10 - User Review of the mobile VoIP application fring.
• 2008-11-07 - Test Report (PDF) of Atom CPU with asterisk G729-G711 codec transcoding
• 2008-11-06 - User Review of the new Polycom Soundpoint IP 450.
• 2008-11-06 - Mega Conference - The Worlds Largest Video Conference
• 2008-11-05 - Survey finds one-half of IT organizations worldwide are using VOIP
• 2008-11-05 - Obama Presidency a Win for Net Neutrality
• 2008-11-05 - Audiocodes Releases Line of HD IP Phones
• 2008-11-04 - FCC kills vote on Intercarrier compensation reform.
• 2008-11-07 - Here's a chance to see what wide band audio brings to a conference VoIP Users Conference
• 2008-11-04 - The SIP Router Project launched as join venture of SIP Express Router and Kamailio.
• 2008-10-30 - Fring and OnSIP announce support for mobile pbx extensions. Review by Voipwatch. Story.
• 2008-10-29 - Zerozero39 The green appliance.
• 2008-10-25 - VonetsTechnology announced new product--Wifi Bridge for VoIP ATA and VoIP Phone

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

Connecting Phones to VOIP

• IP Phones: VoIP phones both hardware and software
• Analog Telephone Adapters: VoIP analog telephone adapters ATA - see Cheapest ATAs and Service
  • See also VOIP Routers
  • See also Asterisk hardware home analog: includes some comparison of external ATA and PCI card
• Digital Telephone Adapters: VoIP Digital/TDM telephone adapters
• Dial Pulse to Touchtone DTMF Converters - connect that old rotary phone to DTMF VOIP equipment
• VOIP Paging and Intercom
• VOIP Payphones
• VOIP and TTY VOIP and hearing impaired TTY terminals
• VOIP Paging Equipment - paging with VOIP
• Free VoIP Networks - list of Free VoIP Providers
• Wireless VOIP: Cut the wires! Roam free with wireless VOIP

Connecting VOIP to the PSTN and Cellular Networks

• 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

PBX and Servers - VOIP PBX and Servers

Please post new/other servers here, because they will be removed.

• Asterisk: Open Source PBX
• Bayonne: 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)
• 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...

VOIP Misc.

• VOIP Websites: Other VOIP websites on the Internet
• Policy and Regulatory: VOIP legal and regulatory information
• VOIP Jobs: Finding a VOIP Job
• VOIP Providers For Sale: Buy or Sell infrastructure
• Silicon Chips specifically designed to support VOIP
• Telecom Fraud
• Special Purpose Phones: For those with different needs.
• Misc. VoIP Software: Software that doesn't fit into other categories.

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

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 Websites: Other VOIP websites on the Internet

Suggestions and Questions

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

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