TO-TECH
Technology Website covering Windows CE, Telephony, Computer Telephony, Internet Telephony, and LEGO Mindstorms
http://www.to-tech.com/

Adtech Solutions
Provider of integrated support solutions, and call center telephony. Offering telephony installation for computer supported telephony applications.
http://www.adtech.net/

Pulse Software
Computer telephony-related products and consulting services, including Interactive Voice Response (IVR), Computer Telephony Integration (CTI), prepaid calling card platforms, audiotext, auto-dialers/predictive dialers and IP telephony products.
http://www.pulsevoice.com

Zapmicro
zapmicro, zap micro, zap, micro, zpm, rj connectors, sangoma, digium, x100p, 4 port analog cards, asterisk voip card, fxs modules, sangoma cards, 8 port analog cards, t1 cards, asterisk pbx ip telephony cards, asterisk compatible hardware, analog cards, cheap digium, asterisk cards, fxo, IP-PBX Pci card, asterisk card, hardware, digium cards, digium cards sale, digium hardware, digium on sale, digium resellers, fxo module, fxs, pbx, pbx equipment, equipment, telephony, telephony equipment, telephony hardware, telephony ware, telephony stuff, asterisk, asterisk hardware, asterisk equipment, asterisk compatible equipment, open source, open-source, opensource, open source pbx, open-source pbx, opensource pbx, asterisk open source, asterisk open source pbx, asterisk pbx, asterisk pbx cards, asterisk linux, pbxeq asterisk hardware, pbxeq asterisk equipment, sangoma asterisk hardware, sangoma asterisk equipment, sangoma asterisk compatible hardware, rhino asterisk hardware, rhino asterisk equipment, rhino asterisk compatible hardware, digital cards, analog and digital cards, pci cards, interface cards, network cards, networking cards, analog and digital interface cards, analog pci cards, analog interface cards, analog network interface cards, digital pci cards, digital interface cards, digital network interface cards, analog and digital network interface cards, analog telephony cards, digital telephony cards, analog and digital telephony cards, voip, voice over ip, voice over internet protocol, ip pbx, ip pbx system, telephone system, business telephone system, openvox asterisk hardware, asterisk asterisk equipment, openvox asterisk compatible hardware, openvox asterisk compatible equipment, asterisk voip, voip pbx, fxo modules, fxs modules, 1 port fxo, 4 port fxo, asterisk fxo, digium tdm400p, fxo card, fxo cards, fxo fxs, fxo/fxs card, fxo/fxs cards, fxs card, open source pbx, pci cards, t1 e1, t1 e1 cards, t1/e1, t1/e1 cards, uniden ip phones, voip accessories, voip cards, voip equipment, voip hardware, voip products, zaptel
http://www.zapmicro.com/

Calltrol
Telephony: Specializing in internet telephony, computer telephony, autodialers, predictive dialer, ivr, ip telephony, cti, sales lead, dialers, dialer, outbound telemarketing, lead generation, and phone dialer
http://www.calltrol.com

ComISDN
Advanced TAPI Service Provider (TSP) for COmputer Telephony Integration and IP Telephony.
http://www.comisdn.com

CompInfo
Telephony, Computer Telephony Integration (CTI), Fax - Information Sources and Suppliers
http://www.compinfo.co.uk/tptel.htm

TelecomsTrader
Buy, Sell or Discuss IVR, VoIP, ASR, SMS, IP Telephony, PRS and Telemedia Technologies.
http://www.telecomstrader.com/

RFC 2833
RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals. H. Schulzrinne, S. Petrack. May 2000.
http://tools.ietf.org/html/rfc2833

VADcom
ShoreTel is the innovation leader in IP telephony. Our technology brings the full promise of VoIP to the enterprise, setting new standards for usability and manageability while reducing costs.
http://www.vadcom.com/