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John Shepler, member since Sep 25, 2005

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What is ISDN and Why Do I Want It?

Integrated Services Digital Network is a specialized telephone technology of interest to businesses can call centers.

by t1rex 2009-07-13 01:33 ISDN · T1 PRI · telephone · phone lines · integrated services digital network · CODEC · BRI · PBX

http://t1rex.blogspot.com/2009/07/what-is-isdn-and-why-do-i-want-it.html - cached - mail it - history

ISDN's Primary Rate Interface

ISDN PRI offers lower cost PBX telephone service for business users.

by t1rex 2008-01-07 12:09 ISDN · PRI · Primary Rate Interface · T1 line · PBX · business telephone · modem banks

http://t1rex.blogspot.com/2008/01/isdns-primary-rate-interface.html - cached - mail it - history

TDM vs VoIP - Why Not Both?

You aren't necessarily limited to the choice of only a traditional PBX phone system or new VoIP telephones.

by t1rex 2007-11-13 16:46 TDM telephone · VoIP telephony · SIP phones · T1 PRI · ISDN · PBX · ippbx · business phone systems

http://t1rex.blogspot.com/2007/11/tdm-vs-voip-why-not-both.html - cached - mail it - history

T1 PRI is More Than Caller ID

ISDN PRI telephone service over T1 lines offers faster call setup, Caller ID, and potential cost savings for business PBX phone systems and call center operations.

by t1rex 2007-10-30 14:36 T1 PRI · ISDN · PBX · telephone · phone line trunking · Caller ID · call center operations · telecom · telecommunications · networks

http://t1rex.blogspot.com/2007/10/t1-pri-is-more-than-caller-id.html - cached - mail it - history

SIP vs PRI Telephone Trunking

Two popular protocols for transporting multiple telephone lines, with both most often employing T1 line technology.

by t1rex 2007-10-15 01:47 SIP Trunking · T1 PRI · ISDN · business phones · packet switching · PSTN · call centers · PBX telephone · telecom technology

http://t1rex.blogspot.com/2007/10/sip-vs-pri-telephone-trunking.html - cached - mail it - history

T1 Rex's Business Telecom Explainer: What is ISDN?

Here's the scoop on ISDN telecom services including BRI and PRI including T1 PRI.