It doesn’t matter whether you’re new to VoIP or a grizzled IP communications veteran. The VoIP Insider has the technical information, resources and tutorials you need to be successful.
Featured Technical Resources
Learn a wide variety of helpful information through the VoIP Insider feature technical resources. From guides on specific aspects on VoIP technology, to step-by-step tutorials, the VoIP Insider has the technical knowledge you’re looking for.
- VoIP Headset Compatibility Matrix
- How to Upload Firmware to a Polycom Phone
- Quick Guide to Power over Ethernet
Advanced Technical Information
Not for the beginner or faint at heart, the engineers at Insider Labs continuously cook up the solutions to your toughest technical problems.
- Setting Up an AudioCodes Gateway With Asterisk
- VoIP POTS Emulation Using MagicJack
- How to Obtain MagicJack SIP Credentials
Last Technical Advice News
VoIP Faxing with the Sangoma Fax Sync Cable
Looking for a reliable VoIP Fax Solution?
Wait no longer. The Sangoma Fax Sync Cable can help.
All of you VoIP engineers, installers and end users have heard it, “Keep your faxing off of your VoIP system”
And for good reasons. Fax over IP historically works about 50% of the time, leaving most users scratching their heads as [...]
VoIPSupply Labs: How to Configure the Linksys / Cisco WIP310 for Trixbox PRO Enterprise
One of our readers recently shared some issues they were having getting the Linksys / Cisco WIP310 WiFi VoIP Phone up and running on Trixbox Pro. Trixbox PRO is the “hybrid hosted” version of Trixbox, quite a bit different from normal Trixbox CE, and SIP setup is much different than a normal Trixbox CE [...]
Read moreAastra adds electronic hook switch (EHS) support
As of the latest software release by Aastra (2.5.1.2000 Patch July 09), the following Aastra IP Phones now support Electronic Hookswitch (EHS) or otherwise known as DHSG.
Aastra 6753i
Aastra 6755i
Aastra 6757i
Aastra 6757i CT
If you are not familiar with EHS, it is a feature that allows you to answer your phone using your wireless VoIP headset without [...]
Read moreUsing OpenVPN with Snom IP Phones
Did you know that you can configure two Snom IP phones for VPN without additional equipment? Snom provides a special firmware load for the Snom 370, Snom 820 and Snom 870 IP phone models that all you to set up a secure point-to-point VoIP infrastructure using OpenVPN.
Read moreHelp with Mass Provisioning Snom Phones
If you are a fan of Snom phones, you might be interested in a handy CGI script for mass provisioning Snom phones that I came across recently.
Click to Download CGI Script for Mass Provisioning Snom IP Phones
This snippet of code will save you a ton of time if you are deploying a number of Snom [...]
VoIPSupply Labs: 4 Uses for the New Cisco SPA8800 Gateway
There are bunch of interesting applications for the new Cisco SPA8800 4FXS + 4FXO SIP gateway. Having both RJ11 FXS and FXO ports makes the Cisco SPA8800 a pretty versatile piece of equipment at a very attractive price point.
Let’s take a look at a few deployment scenarios for the Cisco SPA8800.
Read more
