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Sangoma Technologies Ships A301, T3/E3 Voice/Data Card.


TORONTO -- T3/E3 Card Supports Clear Channelized Refers to an architecture that transmits data in channels. It often refers to the 64 Kbps channels in T1 lines, which were originally developed to handle digitized voice streams (TDM). See TDM.  Data transport at speeds to 44.7Mbps

Sangoma sangoma
Noun

S African a witch doctor [Nguni (language group of southern Africa) isangoma a diviner]

Noun 1. sangoma - a traditional Zulu healer and respected elder
 Technologies Corporation (TSX VENTURE:STC) (www.sangoma.com), a leading provider of connectivity hardware and software products supporting voice transport, WANs and Internet infrastructure, is now shipping its A301 AFT (Advanced Flexible Telecommunications) unchannelized T3/E3 card.

The A301 card is a 2U PCI (1) (Payment Card Industry) See PCI DSS.

(2) (Peripheral Component Interconnect) The most widely used I/O bus (peripheral bus).
 adapter that supports clear channel T3 (44.7 Mbps) and E3 (34.4 Mbps) over dual BNC connectors. The card is targeted for larger organizations or ISPs that have outgrown their multiple T1 data links. Sangoma's A311 card to be released later this year will provide fully channelized T3 capability for the voice market.

"As the line speed increases and the number of users dependent on that link grows, the consequences of link failure become more and more catastrophic," says Sangoma Technologies President and CEO (1) (Chief Executive Officer) The highest individual in command of an organization. Typically the president of the company, the CEO reports to the Chairman of the Board.  David Mandelstam. "For this reason our T3/E3 development testing has focused heavily on hardware and driver reliability under all circumstances, including instantaneous recovery from line fault conditions."

"The A301 card has performed exceptionally well in our environment," adds Nathan Whittacre of Whittrio, Inc., a Las Vegas-based voice and data service provider. "On a new line with extensive teething troubles, the A301 gracefully recovered from every network event."

The A301 is the latest addition to Sangoma's family of cards that currently includes the A101 (single port), A102 (dual port) and A104 (four-port) card.

Technical Specifications:

- Dimensions: 2U Form factor: 120mm x 55 mm for use in restricted chassis.

- 32 bit bus master DMA data exchanges across PCI interface at 132Mbps for minimum host processor intervention.

- Ring buffer DMA handling for minimum host intervention and guaranteed data integrity on high volume systems.

- Intelligent hardware: Downloadable Field Programmable Gate Array See FPGA.  programming with multiple operating modes. Allows new features to be added when they become available.

- Power: 800mA peak, operational 300mA max at +3.3v or 5v.

- Autosense compatibility with 5v and 3.3v PCI busses.

- Temperature range: 0 - 50C.

T3/E3 Standards:

- DS3/E3 Framer: ANSI (American National Standards Institute, New York, www.ansi.org) A membership organization founded in 1918 that coordinates the development of U.S. voluntary national standards in both the private and public sectors. It is the U.S. member body to ISO and IEC.  T1.107_1988, ANSI T1.107_1989, T1.404, ITU-T See ITU.

ITU-T - International Telecommunications Union
 G.751,

- ITU-T G.832, Bellcore TR-TSY-000009 and AT&T Pub 54014.

- LIU Receiver: G.775, GR-449, ITU G.751, ITU G.752, ITU G.755, ETSI (European Telecommunications Standards Institute, Sophia Antipolis technical park, Nice, France, www.etsi.org) A non-profit membership organization founded in 1988, dedicated to standardizing information and communication technologies (ICT) throughout Europe.  TBR 24, and GR-499-CORE, 1995.

- LIU Transmitter: Bellcore GR-499, GR-253 and ANSI T1.102.

- Jitter Attenuator: T1.105.03b, ETSI TBR-24, Bellcore GR-253 and GR-499.

About Sangoma Technologies Corporation

Founded in 1984, Sangoma develops and manufactures voice transport and wide area network (WAN) communication hardware and software products, with an emphasis on the PC platform. The communications solutions, voice, data and video gateways support all popular WAN networks, line protocols and all standard PC operating systems and platforms including Linux, Windows, FreeBSD, Sun Solaris, NetWare and DOS. Sangoma Technologies Corporation is publicly traded on the TSX Venture Exchange TSX Venture Exchange

Originally called the Canadian Venture Exchange (CDNX), this was a result of the merger of the Vancouver and Alberta stock exchanges. The goal of TSX Venture Exchange is to provide venture companies with effective access to capital while protecting investors.
 (TSXV: STC - News).

Sangoma Technologies Corporation (TSX VENTURE:STC)
COPYRIGHT 2005 Business Wire
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 2005, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

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Publication:Business Wire
Date:Apr 7, 2005
Words:482
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