Computer Networking Archives

Physically separate networks to finally fix server issues

Alan McCloskeyMar 25, 2013November 28, 20140

Ever since I moved the site over to Linux, I've had weird, unexplained issues, most often the network would stop responding with no warning.

Rosewill Wall Plug Network Adapters

NewsDec 13, 2012June 29, 20140

The RPLC-200KIT, a 200Mbps Powerline AV+ mini Wall-Plug Adapter which utilizes HomePlug AV technology and RPLC-500KIT, a 500Mbps Powerline AV Wall-Plug Gigabit Adapter, allows the

Linux Firewall Part 5: The GUI Interface

Alan McCloskeyDec 3, 2009September 11, 20141

Now that you have IPcop installed, you need to configure it. IPcop provies you with a web interface in which you can configure nearly all

Why Ethernet Needs Jumbo Frames

Guest WriterJul 2, 2009July 4, 20140

Whether or not Gigabit Ethernet (and beyond) should support frame sizes (i.e. packets) larger than 1500 bytes has been a topic of great debate. With

Fiber Optic Continuity Testers Explained

Guest WriterSep 21, 2008November 28, 20141

What is a fiber optic continuity tester? Fiber continuity tester is also called fiber optic continuity checker. It is the simplest visual test of a

7 Common Network Packet Sniffer Mistakes

Guest WriterAug 17, 2008August 7, 20140

Here are 7 common network packet sniffer mistakes that can lead you down a troubleshooting path that wastes time (and money).

What Firewalls Do and Don’t Do

Guest WriterMar 6, 2008November 28, 20140

Over the last few years, security threats to companies have grown and altered dramatically and so have the defences. Traditional firewalls, installed over three years

MAC Address Filter on Wireless Router

Alan McCloskeySep 19, 2007November 28, 20140

I use the MAC address filter on my wireless routers. It takes a little more setup time, but adds another layer of protection. Even if

4 Physical Networks

John-ErikSep 5, 2007November 28, 20140

I have 4 physical networks: 192.168.0.0/24, 192.168.1.0/24, 192.168.2.0/24 and 192.168.3.0/24, using VPN on the router to link them together. DHCP is handled by one of

D-Link DI-604 Broadband Router Review

David HegleFeb 17, 2007July 31, 20144

It happens to the best of us—too many devices demanding easy access to the internet and each other. Yes, wireless is here and wonderful, but

How To Secure Your Broadband Connection

Guest WriterOct 6, 2006November 28, 20140

This is a subject that comes up a lot with my clients. The answer is not as straight forward as it may seem. There are

How Does 95th Percentile Billing Work?

Alan McCloskeyFeb 24, 2006November 28, 20140

Many web businesses are hosted through a datacenter, and there are many pricing plans depending on your bandwidth needs. If your site is heavily text

SMC Gigabit Switch and NIC Kit Review

BrandonJan 10, 2005July 26, 20140

Network speeds are ever increasing and have been doing a good job for the most part keeping up with other computer technologies. 1000BASE-T, commonly refered

SMC 802.11g Wireless Network Kit

Guest WriterSep 14, 2003July 21, 20140

I recently received a total wireless networking package from SMC featuring a router, PCI card, and PCMCIA card for a laptop. SMC is a company

SMC Barricade 802.11b Wireless Network Kit Review

BrandonFeb 3, 2003July 20, 20140

Wireless networking is becoming more and more prominent everyday with new technology and products emerging very quickly. Most of America now is ditching their slow