I recently replaced my cable modem and wanted to measure the increase in speed that I used as the rationale for the upgrade. (For those of you that are married, you know exactly why I needed to do this.) But along the way, I ran into a few surprises–most notably that I wasn’t getting anywhere near the speeds I expected until I tweaked the settings of my wireless network card. A quick hardware inventory Grepping the output of lspci, my network controller appears as: ricky@yzerman:~$ sudo lspci | grep Network 07:07.0 Network controller: RaLink RT2561/RT61 rev B 802.11g I picked up this RaLink card for about $8 US in a bargain bin at the local MicroCenter, and it has worked out pretty well. I knew beforehand that this [...]