FoIP Webinar Series

For those of you interested in learning more about FoIP. I am co-hosting a FoIP webinar with Sagem-Interstar. This three-part webinar series is titled "Demystifying FoIP" and takes place on August 20th, September 17th, and October...

VG202 and VG204 Voice Gateways for Connecting Analog Faxes

Recently, Cisco announced the VG202 and VG204 voice gateways. These gateways are fanless and have a small form factor that can fit just about anywhere. From a fax over IP perspective, these voice gateways are perfect for those...

A Good Introduction to Fax over IP

I have been referencing people to an article I wrote recently when they have come to me looking for basic information on fax over IP principles and solutions. So, I thought I would share that article here as well for anyone new to...

The Roles of T.30, T.4, and T.6 in Fax Communications

Fax communications (whether IP is involved or not) are dependent on some fundamental protocols. These protocols are defined by the ITU-T Recommendations of T.30, T.4, and T.6. If you really want to understand how Group 3 (G3) fax...

Fax Server Compatibility in Cisco Unified Communications Networks

I am often asked about the fax server solutions that interoperate with Cisco voice products. Customers are interested in knowing what fax server brands and vendors are compatible with their Cisco Unified Communications networks. The...

Why T.38 Fax Relay is the De Facto Standard for FoIP?

As touched on in some of my previous blog postings, T.38 fax relay is the de facto standard for fax communications today. This was not always the case however. When I first started working with FoIP regularly about 8 years ago, the...

IP Fax Servers - High Interest Level at Australian Networkers

On the last day of Cisco Networkers Australia, I gave a presentation titled "Understanding, Implementing, and Troubleshooting Fax Communications." Of all the sections in my presentation, the one that drew the most questions...

Fax Over IP Communications Down Under

This week I am presenting at the Cisco Networkers conference in Brisbane, Australia and yes, I am fully aware of how special this country is and I am taking the time to enjoy the amazing food, wonderful scenery, and friendly people....

What Is the Fax Switchover and Why Is It So Important?

With Cisco voice products (and most others), ALL fax calls start off as a regular VoIP call. This is a simple but critical concept to remember when dealing with faxing using Cisco gear. So, even though you may want to transport the...

Transporting Fax Communications - Passthrough Versus Relay

Those that are new to the transport of fax communications over IP (FoIP) are confronted with two different transport methods, passthrough and relay. Conceptually, passthrough is the same as a voice over IP (VoIP) call except that a...

Welcome to Just the Fax with David Hanes

Hi Everyone, Welcome to the blog, Just the Fax with David Hanes! I am looking forward to blogging on fax technologies and fax over IP (FoIP) solutions. First, let me provide you with a little background about myself. My first step...

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