Category: VoIP

3CX Call Control API on 3CX Phone System version 15

May 8, 2018October 2, 2019 ToughDev 16 Comments 3cx, call control api, pjsip, voip

I revisited the 3CX Call Control API in one of my latest projects, this time on 3CX version 15.5. The last

Reverse-engineer VoIP Windows Tips

Fixing video recording issues in Linphone v4.1.1 for Windows

October 19, 2017December 3, 2017 ToughDev 3 Comments c++, linphone, qt, windows

In one of my projects, I noticed an interesting issue with Linphone v4.1.1 for Windows, a popular open-source cross-platform VoIP application. If I attempted

FreePBX Hoiio VoIP

Configuring Hoiio SIP provider to work with FreePBX

April 12, 2015October 8, 2016 ToughDev 1 Comment

This article shows you how to configure Hoiio, a popular Singapore-based VoIP provider, to work with FreePBX. For demonstration purposes,

3CX Hoiio VoIP

Configuring Hoiio SIP provider to work with 3CX Phone System

April 5, 2015October 8, 2016 ToughDev 0 Comment

This article shows you how to configure Hoiio, a popular Singapore-based VoIP provider, to work with 3CX Phone System running

.NET Framework 3CX Database Software Development VoIP

Accessing 3CX Call Data Record (CDR) PostgreSQL database

October 2, 2013May 22, 2018 ToughDev 17 Comments

UPDATE (May 2018): See my latest article for more information on how to manage calls programmatically on 3CX v15. The article below was

.NET Framework 3CX Reverse-engineer Software Development VoIP

Creating calls and conferences using 3CX Call Control API

September 7, 2013March 31, 2023 ToughDev 5 Comments

UPDATE (May 2018): See my latest article for more information on how to manage calls programmatically on 3CX v15. The article below was

3CX VoIP

3CX Call Data Record (CDR) output file format

February 16, 2013May 22, 2018 ToughDev 15 Comments

UPDATE (May 2018): See my latest article for more information on how to manage calls programmatically on 3CX v15. The article below was written

3CX ASP/ASP.NET Software Development VoIP

Using 3CX Call Control API in a .NET application

January 25, 2013August 28, 2019 ToughDev 16 Comments

UPDATE (May 2018): See my latest article for more information on how to manage calls programmatically on 3CX v15. The article below was

VoIP Windows Mobile

Native SIP on Windows Mobile 6.1 and 6.5

April 28, 2010 ToughDev 1 Comment

Although Windows Mobile 6.1 and above supports SIP natively, the user does not always have the ability to configure SIP

VoIP

Free auto-expiring US DID numbers

September 3, 2009 ToughDev 0 Comment

In my previous post, I’ve shown to you how to get a US DID number which, upon called, will forward

VoIP

Remove expired fax license warning in Kapanga softphone

August 8, 2009 ToughDev 3 Comments

As mentioned in my previous post, you can use Kapanga softphone free edition to send faxes via SIP protocol. However,

VoIP

Sending fax using SIP

August 5, 2009 ToughDev 1 Comment

If you have a subscription with a SIP provider that supports T38, you can use Kapanga softphone to send fax

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Since 2008, ToughDev has been publishing technical sharing articles on a wide range of topics from software development to electronics design. Our interests include, but are not limited to, Android/iOS programming, VoIP products, embedded design using Arduino/PIC microcontrollers, reverse-engineering, retro-computing, and many others. We also perform product reviews, both on new and vintage products, and share our findings with the community. In addition, our team also develops customized software/hardware solutions highly adapted to suit your needs.

Read our latest review of the DS1054Z/GDS1054B/DSO4084C oscilloscopes as well as our text-to-speech solution for the PIC24 for some examples of what we can do.

Contact us if you have interesting ideas to explore and our friendly staff will get back to you!