Tag: should – Page 2

SIP Response Codes Session Initiation Protocol

Posted on June 16, 2018October 16, 2019 by Daniel Kobale

SIP (Session Initiation Protocol) is a signalling application layer protocol designed to create, modify, and terminate a multimedia session over the Internet Protocol. It is the most common protocol used in VoIP technology. In SIP, every network element is identified by a SIP URI (Uniform Resource Identifier) which is like an address. They are broken down as 1xx Provisional Responses, 2xx Successf...
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Resolve one-way audio issues with Port Forwarding for VoIP/SIP

Posted on April 3, 2018September 17, 2019 by Daniel Kobale

Using Port Forwarding for VoIP to overcome NAT issues. Port forwarding sometimes referred to as tunnelling, is a method of opening a port or ports in a router or firewall to allow communication from a party outside the network. Port forwarding is the act of actually forwarding a network port from one network node to another. This enables an external source to reach a port inside the private LAN...
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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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Vodafone Paging Network Closure

Posted on February 23, 2018February 25, 2021 by Daniel Kobale

Vodafone closes down their paging network. Vodafone have announced that they will be closing their wide-area national paging network by 31st March 2018. This means that any Vodafone Paging customers who have not made alternative arrangements will lose their paging service on this date. Vodafone will shut down its pager network by the end of the after reaching an impasse with competition watchd...
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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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Move from ISDN to VoIP/SIP

Posted on November 2, 2016May 15, 2019 by Daniel Kobale

Simple steps to SIP migration from ISDN If you’re still running most of your calls over ISDN, it’s worth taking a serious look at how easy it is to switch to cheaper, more flexible SIP connectivity. Why make the switch? Until recently ISDN had been the only viable choice for most companies – from SMEs to large corporations – to ensure business-grade telephony. But the last 12 months has seen a ...
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Brexit: All you need to know about the UK leaving the EU

Posted on July 26, 2016June 15, 2020 by Daniel Kobale

What does Brexit mean? It is a word that has become used as a shorthand way of saying the UK leaving the EU - merging the words Britain and exit to get Brexit, in a same way as a Greek exit from the EU was dubbed Grexit in the past. Why is Britain leaving the European Union? A referendum - a vote in which everyone (or nearly everyone) of voting age can take part - was held on Thursday 23 June, ...
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No Mr. Soros, Brexit Will Not be a Black Friday for the British Pound

Posted on June 26, 2016April 20, 2019 by Daniel Kobale

George Soros says the British pound is at risk of another 'Black Wednesday' event should the UK vote to Leave the European Union on June the 22nd. We disagree! George Soros, the man who once ‘broke the pound’ is back in the headlines with warnings that the British pound would suffer a cataclysmic decline, similar to Black Wednesday of 1992, should the UK vote to exit the EU. Soros has told The...
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OpenTAP – NEWS UPDATE 2015

Posted on January 28, 2015February 25, 2021 by Daniel Kobale

NOTICE TO ALL "OPEN-TAP" CUSTOMERS! Please be informed that the ONLY primary access number which should currently be used is UK: 09018600011 (calls cost 35p per call plus your network provider access charge) INTERNATIONAL: +448726149997 Any other 070 access numbers are purely back up numbers and should NOT BE used as primary access numbers. If you are a new customer looking for a rel...
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Notice to all OpenTAP users about modem software settings!

Posted on September 17, 2014February 25, 2021 by Daniel Kobale

We recently have had a few customers who are using computer-based modem and compatible TAP software with OpenTAP and they have been having trouble dialling up and sending messages via our OpenTAP dial-up access numbers. Some times for some reason with some customers modems and their software it will not work properly with the PARITY setting of NONE (NULL). Try changing the PARITY setting to TRU...
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