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The History of VoIP (Full Version)

The History of VoIP Voice over Internet Protocol, abbreviated VoIP, is a fairly recent technology. It goes by many names, including Voice Over Broadband (VoBB), Internet Telephony, IP Telephony, and broadband phone.The advent of the Internet brought with it an abundance of innovation regarding communication. Of course, there was email in the beginning, but then people started wondering whether th...
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How PSTN and ISDN switch off will impact your business

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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Resolve one-way audio issues with Port Forwarding for VoIP/SIP

Using Port Forwarding for VoIP to overcome NAT issues. Port forwarding, sometimes referred to as tunneling, 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 LA...
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Which VoIP/SIP Codec Should You Use?

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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20 Free VoIP/SIP Softphones

QuteCom Previously known as WengoPhone, Qutecom is a free, SIP compatible VoIP softphone initially developed by Wengo. QuteCom supports a range of VoIP codecs including G.729, G.711, iLBC, G.722 (wideband) and Speex. H.263 for video is also supported. XLite from Counterpath A very popular, free SIP softphone supporting a range of codecs and also offering great support for desktop business video...
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SMS Gateway Provider for Burglar Alarm Text Messaging

Does your security alarm system, pager or other monitoring device use TAP to SMS messaging alerts? Does your security alarm system, pager or other device use TAP to Mobile SMS text messaging alerts? FranzCom has the solution for you! Our dial-up TAP to Mobile SMS text and email messaging gateway is completely free of charge to use, you only pay for the call to the dial-up access phone line! Al...
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Galaxy G2 to text my mobile

Question: I have finished installing my G2 +44 alarm last week after ironing out the final problems. All works well but I would like it to text me when there was an alarm trigger. I have a Virgin phone line and a Virgin mobile.From what I have recently learned the panel uses the tap protocol to send the message. Ideally I just want to be paying for the odd text message in an alarm situation. Is t...
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Does your security system’s SMS alert use O2?

Security systems over a year old which use the O2's TAP gateway service to deliver an SMS text message to key holders when their alarm is activated, now need to switch to another provider. O2 withdrew their "TAP" gateway product in March 2012. Plus other major networks to follow! The change may well cause problems for a number of alarm systems. The SMS TAP service uses a landline connection ...
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Apple’s Iphone 5 uses a nano SIM

Won't support the micro SIM used with the Iphone 4 and Iphone 4S handsets. ONE OF THE LESS PUBLICISED FEATURES of the Apple Iphone 5 is its use of a new, smaller nano SIM, which means that Iphone 5 buyers will need to get hold a new SIM card before they will be able to use the device. The new nano SIM card is around 40 percent smaller than the micro SIM used in the Iphone 4 and Iphone 4S...
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