Moving a Mail ServerMoving a Mail Server
Nowadays it seems that most serious mail servers (IE mail servers suitable for running an ISP) use one file per message. In the old days (before about 1996) almost all[...]
Mobile FacebookMobile Facebook
A few of my clients have asked me to configure their routers to block access to Facebook and Myspace. Apparently some employees spend inappropriate amounts of time using those services[...]
Shelf-life of HardwareShelf-life of Hardware
Recently I’ve been having some problems with hardware dying. Having one item mysteriously fail is something that happens periodically, but having multiple items fail in a small amount of time[...]
Links May 2008Links May 2008
The Daily WTF has published an interesting essay on why retaining staff is not always a good thing [1]. The main point is that good people get bored and want[...]
CPU Capacity for VirtualisationCPU Capacity for Virtualisation
Today a client asked me to advise him on how to dramatically reduce the number of servers for his business. He needs to go from 18 active servers to 4.[...]
Hosting a Xen ServerHosting a Xen Server
Yesterday I wrote about my search for a hosting provider for a Xen DomU [1]. One response was the suggestion to run a Dom0 and sell DomU’s to other people[...]
Xen HostingXen Hosting
I’m currently deciding where to get a Xen DomU hosted. It will be used for a new project that I’m about to start which will take more bandwidth than my[...]
IPSEC is PainIPSEC is Pain
I’ve been trying to get ipsec to work correctly as a basic VPN between two CentOS 5 systems. I set up the ipsec devices according to the IPSEC section of[...]
School Bag WeightSchool Bag Weight
Matt Bottrell has written about some issues related to the acceptable weight of laptops for school use [1]. Matt cites a reference from the Victorian government stating that a school[...]
Keith Olbermann on BushKeith Olbermann on Bush
http://youtube.com/watch?v=TEBpC0GLr6Y At the above Youtube page there is a video from MSNBC where Keith Olbermann discusses Bush’s record. Before I watched that I thought that it was impossible for me[...]