Tag: voip – Page 3

How to Use a VPN with VOIP

Posted on October 4, 2018May 7, 2020 by Daniel Kobale

Fix VOIP audio and connectivity issues with a VPN Unblock Skype, Viber, and Google Hangouts Secure your video and voice chats with 256-bit encryption Save money on international calls Get instant access to more sites and services from anywhere in the world Get ExpressVPN Why use a VPN for VoIP? Freedom Some countries in the Middle East and Asia block VoIP services like Skype...
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History Lesson: Who Invented VoIP?

Posted on August 9, 2018May 15, 2020 by Daniel Kobale

Who Invented VoIP? There are certain technologies that have existed just long enough for us to begin taking them for granted. How about the Internet itself? Even now, many of us still jokingly (or perhaps not so jokingly) assume that Al Gore invented the World Wide Web, when that honor rightfully falls to Tim Berners-Lee. If you’ve made your way onto this site, it’s probably because you have a...
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Asterisk configurations for sip.conf and extensions.conf

Posted on July 14, 2018March 28, 2023 by Daniel Kobale

DIDcomms is completely compatible with VICIdial and Asterisk. These are some configurations that we have used with our clients to configure their Asterisk and VICIdial SIP/VoIP servers. Our IP addresses for inbound/outbound: sip.franzcom.com 5.144.84.191 5.144.88.163 Account entry for OUTGOING SIP IP authentication. username= secret= disallow=all allow=ulaw allow=ala...
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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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Configuring the Acrobits Groundwire VoIP/SIP softphone

Posted on April 15, 2018July 28, 2020 by Daniel Kobale

This topic assumes that you already have the Groundwire SIP/VoIP softphone installed. Acrobits Groundwire software phone is already installed You can find your SIP user details in your online customer account with us. Run the application and wait for Groundwire to display on your screen. Click the Settings button located at the top right corner of the phone. In Settings, selec...
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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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Free Incoming VoIP Call Roaming on 084, 087 and 070 Numbers

Posted on March 30, 2018July 28, 2020 by Daniel Kobale

Things just got better! With Free incoming VoIP Call Roaming on all DIDcomms 084, 087 and 070 numbers! Great News! Now DIDcomms customers with 084, 087 or 070 numbers can receive free incoming calls no matter where you are in the world or what country you are in. All you need is 3/4G mobile data or WiFi internet connection and there are WiFi hotspots everywhere! So if your proper landline or m...
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Regulation of VoIP Services: Access to the Emergency Services

Posted on March 22, 2018March 22, 2018 by Daniel Kobale

Requirement for UK VoIP service providers to allow access to e911 Emergency Calls (eg. 999, 101 etc) Ofcom are the independent regulator of television, radio, telecommunications and wireless communications services in the UK. This consultation document sets out our proposed approach to regulating types of Voice over Internet Protocol services (VoIP services) that allow users to call ordinary fixe...
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Why is UDP used more for VoIP than TCP?

Posted on March 2, 2018March 2, 2018 by Daniel Kobale

What are TCP and UDP? First, we need to build some vocabulary. TCP and UDP are connection protocols in use today for data traversing the Internet. Data travels across the Internet in packets. Think of them like letters. Like letters, they have an envelope with a to/from address on them. TCP and UDP are just two types of envelopes. The IP addresses are the to/from addresses. They both carry data a...
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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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