Tag: VOIP

10 April 2023

FreePBX AWS Install

FreePBX v16 Product Overview FreePBX is a web-based, open-source, graphical user interface that manages Asterisk, a voice-over IP (VoIP) telephone system. This image is optimised to run on AWS and has enhancements for operation on more minor instances. It utilises segregated disks so that you […]

4 January 2021

Which codecs should I choose for devices – Kolmisoft Wiki

Audio codecs Most commonly used are: G711 G729 G722 G711 PSTN quality codec which is supported in 99% of all devices/providers (but often disabled to save traffic). It has best quality but highest bandwidth (64kbps + ~20 kbps overhead ~= 84kbps to one direction). It […]

4 January 2021

Which VoIP/SIP Codec Should You Use? – DIDcomms

G.729 is a codec that has low bandwidth requirements but provides good audio quality. This is the most commonly used codec in VoIP calling and has a MOS rating of 4.0 G.711 is a codec that was introduced by ITU in 1972 for use in digital telephony. With […]

5 January 2021

VOIP

You should be able to make and take VoIP phone calls without issue using a 10 Mbps Ethernet port. The average VoIP call takes up about 100 Kbps of bandwidth, which means 10 VoIP calls will take up about 1 Mbps.

29 November 2020

sipgate on the iPhone. A solution

When you try to use a SIP softclient app on a smartphone you’re most likely constantly switching between various network environments: The cellular network, work and home WiFi, public WiFis, roamed cellular networks when travelling in other countries, etc. Sometimes your phone gets a carrier-grade […]

19 November 2020

Dial plan for UK VoIP calls | Niall Best’s Blog

Dial plan for the UKFor use in the UK I find this is a better dial plan. (<911:999> | <00:00>x. | <:441642>[2-9]xxxx. | xxxxxxxxxxxx. | 1xxx | 0[45689]x.| [1xx] | 999S0) So breaking it down as before we have. <911:999> 911 to 999 Conversion for […]

19 November 2020

QUESTION – Cisco SPA525G and Call Forward functionality… | The VoIP-info Forum

All of these changes are performed on the Phone itself, and then saved into the configuration settings.Phone web portal —> Admin —> ADVANCED SETTINGSThenPhone web portal —> PHONEScroll down to PROGRAMMABLE SOFTKEYSCopy the following content into the bolded fields: PSK 1: fnc=sd;ext=*72@$PROXY;nme=Forward;ext2=*73@$PROXY;nme2=Clr Fwd; Idle Key […]

2 June 2020

sipgate – VoIP telephone services for your home and office

Sipgate isn’t your typical telephony provider. With 130 colleagues, they work together on extraordinary landline and telephony services just for you. Thousands of residential and business customers use their services daily. They’ve stood for innovation and transparency since 2004. Source: sipgate – VoIP telephone services […]

10 June 2020

SPA525G Configuration Wizard

This FREE service allows you to easily configure a Cisco SPA525G telephonefor a number of different services with known good configurations. It willwork under the following circumstances: You have a Cisco SPA525G; You must have admin-level access to the web interface of the SPA from […]