Tag: pstn – DIDcomms

TAP to SMS Text Messaging Gateway

Posted on August 5, 2019February 25, 2021 by Daniel Kobale

TAP to SMS Text Messaging Gateway for your home and business intruder security alarm system. The UK's No.1 TAP Gateway! Established since 2012. PSTN to VoIP/SIP Compliant. Just install a VoIP phone converter. Recommended by Texecom, Honeywell and Pyronix How do I register to use the OpenTAP gateway? First of all, you need to register all mobile numbers which are to receive text messag...
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BT pushes ahead with plans to switch off telephone network

Posted on July 23, 2019July 23, 2019 by Daniel Kobale

BT is forging ahead with plans to shut its traditional telephone network in Britain, with the intention of shifting all customers over to IP telephony services by 2025. The closure of the public switched telephone network (PSTN) is part of plans by BT toward internet-based voice calls via a fibre network. As such it will be looking to close a chunk of exchanges. Openreach wrote to its communic...
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VoIP to replace ISDN

Posted on April 20, 2019May 15, 2020 by Daniel Kobale

After nearly 25 years of continuous service, ISDN channels are finally coming to their end of days. As more and more businesses migrate away from ISDN technologies we explore the reasons for the decline and the replacements on offer to businesses in more detail. So what is ISDN? ISDN stands for integrated services digital networks. It is a standard developed to cover a range of mediums like voi...
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History of VoIP (Short Version)

Posted on March 8, 2019March 8, 2019 by Daniel Kobale

History of VoIP Voice over Internet Protocol (VoIP) transmission began in 1973 as a result of the experimental Network Voice Protocol invented for the ARPANET. However, it wasn’t until 1995 that the first Internet Phone Software – Vocaltec – appeared. Vocaltec brought to market the first internet phone software called the Internet Phone. The Vocaltec software compressed the voice signal, translat...
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What is the difference between VoIP and SIP?

Posted on February 16, 2019March 8, 2019 by Daniel Kobale

The differences between VoIP and SIP. VoIP calls are sent via SIP Trunks. VoIP and SIP work in conjunction with each other! Your telecoms supplier provides the SIP trunks as this is how all your VoIP calls, fax and data are transited. You cannot make a VoIP call or send a fax to another phone line without SIP trunks. Let’s say you’re in your office; when you make a call via...
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How PSTN and ISDN switch off will impact your business

Posted on February 10, 2019February 10, 2019 by Daniel Kobale

How PSTN and ISDN switch off will impact your business. As we all know, in 2015 BT announced that they will be switching off the PSTN and ISDN networks by 2025. With this, BT will no longer accept any new orders or amendments to services applicable to any ISDN products from 2020. Once the switch-off has taken place, customers will be migrated to the IPEX (IP Exchange) core network using SIP (S...
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BT announce the end of PSTN and ISDN

Posted on March 3, 2018June 15, 2020 by Daniel Kobale

BT Openreach have announced they will be switching off their existing PSTN and ISDN network by 2025 and switching to a single IP network. Find out about the alternatives and how to be prepared. Businesses have 8 years to look for an alternative solution to their telephony and internet needs. Fortunately there are a range of affordable solutions available. What is PSTN? “The public switched tele...
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What is SIP Termination?

Posted on March 1, 2018May 15, 2019 by Daniel Kobale

About SIP call termination? SIP termination is a service which allows users to use VoIP technology for making outgoing voice calls to external phone networks all over the world, including public switched telephone network phone numbers, as well as mobile wireless operators. Tariffs for SIP termination service vary from one SIP termination provider to another and calling rates vary depending on...
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What is VoIP/SIP Call Termination?

Posted on December 11, 2017May 15, 2019 by Daniel Kobale

SIP/VoIP Call Termination, what is it and how does it work! VoIP call termination is used to refer to the procedures that are used for routing telephone calls from one provider to the next provider until the call has been routed to the last telephone company and has been received by the recipient. Voice termination is another term that is used for call termination. The telephone companies are als...
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Which VoIP/SIP Codec Should You Use?

Posted on November 29, 2017May 15, 2019 by Daniel Kobale

How To Describe the Quality of a SIP Trunking Call “So clear, you can hear a pin drop!” Are you old enough to remember the very successful tag line for Sprint Communications' long distance service back in the ancient 1990’s? “Can you hear me now?” Or...Did you grow up remembering the equally (if not more) successful phrase that Verizon Wireless made part of our cultural reality in the new mi...
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