DDoS Protection with NetFlow

DDoS Protection: The Problem with NetFlow

“Netflow collection.” This is what I kept hearing from DDoS providers when I asked how they monitored networks.  But there are a couple problems with utilizing NetFlow. Problem 1: Sampling Rates… I’ve very rarely seen a sampling rate of 1 on routers.  Cisco’s CRS shelves and ASR9ks as well as Juniper’s TX Matrix Plus and MX960s are certainly capable … Continue Reading

Mac Trash Won’t Empty

If your trash can on your Mac won’t empty there are a couple things you can do. Stop using whatever file/program that’s still in the trash. The cool thing about Macs are the fact that you can move files that are still being used. One bad thing though, is that you can trash a file … Continue Reading