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 and tricks and everything else related to voice over IP networks, IP telephony and Internet Telephony.

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

Update: We have added the Facebook Like and Google +1 button to the top right corner of all pages on Voip-Info.org. Please help recommend the wiki by clicking on them. We also now have Google+ page here and a Facebook page here. Visit them and add us. Thanks!

NEWS

• 2012-02-02 - HyperCube reaches 216 Million Mobile numbers directly HyperCubes' new expansion effort dramatically increases it US Direct Mobile reach.
• 2012-02-02 - VoIPon - VoIPon interview Digium on Asterisk 10, R-Series and its New 8-port Card.
• 2012-02-02 - Techday Asia 2012 - The Asterisk Business Conference is proud to Announce its Keynote Speaker Mr. Jan Sysmans, Senior Product Director at SugarCRM talking about Open Source in Enterprises
• 2012-02-01 - QueueMetrics 12.01 released - new major version of QueueMetrics is out
• 2012-01-31 - Kamailio v3.2.2 - new stable release of the open source SIP server is out
• 2012-01-31 - Alaris Labs releases a new version of its VoIP billing and routing system (inVoice v.2.8.0) extended with CDR reconciliation and a system health monitoring tools
• 2012-01-30 - Speech-to-Text Directory Assistance for Asterisk
• 2012-01-30 - TransNexus released NexOSS 5.0 with VoIP fraud detection.
• 2012-01-26 - Speedflow Communications released CallMax Softswitch (v.2.12)
• 2012-01-24 - It's Soup: Incredible PBX 3 with Incredible Fax
• 2012-01-23 - FreeSWITCH news: iSAC codec support added and new HyperText Telephony API for Web-based telephony applications
• 2012-01-17 - BLUE.BOX GUI FreeSWITCH HowTo: Installing Blue.box GUI for FreeSWITCH on CentOS 6.2 (Spanish)
• 2012-01-17 - Jerasoft will be demonstrating their new cloud-based Rates Management service JeraSoft RMS at ITExpo East in Miami.
• 2012-01-17 - ICT Innovations Released ICTDialer An open source Unified autodialer with SMS, FAX and Voice Broadcasting developed over Drupal CMS and Plivo Communications Framework
• 2012-01-16 - Siriously: It's Wolfram Alpha for Asterisk
• 2012-01-13 - Open Source Development and the Patent Trolls
• 2012-01-10 - The SIP School connects with OnSIP.com for SIP provisioning
• 2012-01-09 - .e4 Technologies Launches new reseller program with lead generation options and aggressive pricing structure
• 2012-01-06 - REVE Systems Receives a 2011 Unified Communications Excellence Award
• 2012-01-06 - Nerd Vittles: Introducing PIAF2 with CentOS 6.2 and your choice of Asterisk & FreePBX flavors + Google Voice
• 2012-01-05 - New VXI* VoiceXML Browser 6.3 for Asterisk released! i6net-blogpost
• 2012-01-05 - OBihai technology reveals plans about upcoming Obihai OBi202 and other other products in an exclusive interview.
• 2012-01-05 - SIP phone users can now install free SIPsocial (registrar/proxy server) to create a SIP network of phones behind a NAT/firewall and use SIPsocial to connect with other SIP networks to build a SIP VoIP network.
• 2012-01-04 - Voip-Info.org now has a fully-featured job board at jobs.voip-info.org. Search for VoIP/Telecom jobs and post job listings to hire and get hired.
• 2012-01-02 - FlyNumber starts of 2012 off with a complete overhaul - Get yourself a local international virtual Number today with the new dashboard

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, Trade shows, 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 about VOIP related products
• Training: Seminars, tutorials, on-line classes. Check here for recent.
• VOIP Consultants: Finding help.
• VOIP Service Providers - VOIP service providers.
• VOIP Server Monitoring - VOIP server monitoring providers.
• DID Service Providers - DID VOIP call origination service providers.
• VoIP Practical Guide - VoIP Resources for Your Home and Business
• How to start a VOIP Business - Guides and Resources to Start your own ITSP

Connecting Phones to VOIP - VoIP to PSTN, PSTN 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
• Hosted VoIP
• Free VoIP Networks - list of Free VoIP Providers
• Wireless VOIP: Cut the wires! Roam free with wireless VOIP
• SIP Trunking

Connecting VOIP to the PSTN and Cellular Networks

• Cheapest ATAs and Service - For Calling PSTN Numbers, or receiving phone calls from PSTN Numbers
• ENUM - Translating E164 numbers to VoIP addresses
• Failover Switches - Automated or Manual Switch PSTN Interfaces on failure for redundancy
• FXS-FXO Converters - Convert an FXS interface to an FXO interface
• PSTN Gateways - VOIP to PSTN gateways (also known as: Media Gateways)
• Routing calls using a free international calling service - How to use two-step dialing to save on costs.
• VOIP GSM Gateways - VOIP to GSM gateways

VoIP PBX and Servers

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

• Asterisk: Open Source PBX & Asterisk Appliances
• Free VoIP Networks - list of Free VoIP Providers
• 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 )
• sipXecs: SIPfoundry's sipXecs Project - The SIP PBX for Linux (L-GPL) - Utilizes FreeSwitch, OpenFire and OpenACD
• 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 PBX and Servers, VoIP Hardware, Call Center Software

Voip Protocols

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

Markup

• Basic call routing and rules for UA's or VOIP servers CPL
• 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
• RESPORG: Toll Free 800 Number Programming
• Telecom Dictionary
• Telco Engineering Information
• Telephone History

Related Topics to Business and VoIP

• Cloud Computing
• Hosted Collaboration
• Hosted Virtual Desktop
• Web Conferencing
• Web Hosting

VOIP Events and Conferences

• Training and Conferences - Check here for upcoming & recent Training and Conferences
• VOIP Event Calendar — List of upcoming VOIP related events, Conferences, Trade Shows, Training, etc.

Business Services

• Credit Card Merchant Services

Resources

• Twitter VoipUser Directory: Twitter VoipUser Directory
• 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

RSS Feeds

• Page Changes
• Comments