The VoIP Directory

An index of business and consumer VoIP resources on the internet. Appropriate sites include those relating to service providers, trade associations, software writers, consultants, education, training, conferences and media. Submissions are subject to editorial review and are accepted only for relevant VoIP or SIP sites in the appropriate categories.

Main link categories

Asterisk PBX (15)   Internet resources o­n the Asterisk open-source PBX. Asterisk runs o­n the Linux platform and provides all of the features you would expect from a regular PSTN PBX. Asterisk does voice over IP in three protocols, and can interoperate with almost all standards-based telephony equipment using relatively inexpensive hardware.   ---   Asterisk Consultants	Hardware Manufacturers (11)   SIP and IAX device makers. May also include links to distributers where distribution is exclusive to that one outlet.
SIP hardware clients (5)   Companies manufacturing hardware SIP phones. We're pleased to see some new names cropping up now and entering the field.	SIP Services (8)   Service providers for SIP, and other, protocols for VoIP (Voice over IP) telephony.
SIP software clients (6)   Companies providing downloadable SIP client software products. Most have a "Lite" variation of some sort, which is usually free, with more advanced features appearing in the "paid-for" variations.	SIP/VoIP Protocol Information Resources (6)   A directory of websites with content relating to VoIP and the SIP protocol, including "white papers", proposed protocol extentions and technical information.
Telephony Industry (11)   A directory of interesting telephony websites with unique content.	VoIP Blogs (14)   Non-professional musings on the VoIP Industry by some well-known (and a few not so well known) names.
VoIP Number Directories (1)   A list of sites offering directory and "Yellow Pages" type data. Most are searchable and some allow you to type in a regular telephone number and retrieve a VoIP alternative. Some directories allow you to input your own details so your numbers are indexed.	VoIP Solutions (63)   A directory of VoIP service providers and consultants worldwide (business and consumer).   ---   VoIP Consultants