Brad Gilmer
Latest articles by Brad Gilmer
Networking tutorial: Part 3
By Brad Gilmer published
The author examines the layered approach to networking
Software design
By Brad Gilmer published
The area of software design is a shifting landscape, and smart computer people are always coming up with better ways to do things. A significant shift
Computer architectures
By Brad Gilmer published
Frequently, I have talked in this column about separating the broadcast core computer networks from business networks and the Internet. In the real world,
Gigabit Ethernet primer
By Brad Gilmer published
Networked professional A/V applications need bandwidth and lots of it. It is no surprise, therefore, that we are always pushing the limits of networking
IPTV is gearing up
By Brad Gilmer published
IPTV is one of the most talked about topics in our industry. It is changing workflows, lowering costs and providing new opportunities. Yet the only difference
Netcasting's catch
By Brad Gilmer published
Distributing Internet content is fundamentally different from traditional linear broadcasting in several ways.
Video network protocols
By Brad Gilmer published
While there are an endless number of Internet protocols, some of them are particularly suited for video networks.
Video storage
By Brad Gilmer published
Broadcasters spend a lot of time researching storage these days and with good reason. The conversion to digital and the ever-increasing number of computer
Computer protection
By Brad Gilmer published
Firewalls can help reduce the threat of exposed networks.
Network troubleshooting
By Brad Gilmer published
How to check of the physical layer of a computer network
Fibre Channel and its use with Ethernet
By Brad Gilmer published
This month we are going to look at how Fibre Channel and Ethernet can be used together in the broadcast facility. Sometimes this discussion is cast as
Core network protocols
By Brad Gilmer published
Computer engineers learn early on that a core set of protocols are critical to networks. Some of the most important protocols include Internet Protocol
Virtual private networks
By Brad Gilmer published
Virtual private networks (VPNs) have become a critical part of nearly every broadcast operation. Using VPNs and establishing policies for them can be
Networking software
By Brad Gilmer published
Almost all the network traffic in the world these days is Transmission Control Protocol/Internet Protocol (TCP/IP) over Ethernet. From a practical standpoint,
System administration
By Brad Gilmer published
One of the challenges facing system administrators in the post and broadcast space is that they almost always start out doing other things. In my case,
Treating video errors
By Brad Gilmer published
Error correction and error concealment seem straightforward; error correction corrects errors, and error concealment conceals errors. But the topic is
Network addressing
By Brad Gilmer published
Network addressing is fundamental to all networked professional video facilities, so it is important to have a solid understanding of how it works.
File-based delivery
By Brad Gilmer published
Five years ago, file-based content delivery was making inroads with broadcasters, but it was still a somewhat unusual way to deliver video. Now, file-based
Putting it all together
By Brad Gilmer published
Broadcasters are becoming more dependent on their IT-based infrastructures every day. It is increasingly important to have a solid network to support
High-availability networks
By Brad Gilmer published
For some time now, on-air facilities have relied on Ethernet networks. In many cases, these networks have grown organically over time. As more equipment
Video over IP
By Brad Gilmer published
New standards allow broadcasters to use video over IP for video transport.
Comparing BXF/MXF
By Brad Gilmer published
By now you probably have heard of the Material eXchange Format (MXF), and if you haven't already heard about the Broadcast Exchange Format (BXF), you