Networking Archives

Microsoft Windows Server 2008 SP2 & IPv6

July 8, 2009 by Bob Plankers

It looks like Microsoft Windows Server 2008 SP2 changes the way IPv6 works. Perhaps others can corroborate my experiences, or tell me I’m nuts. I’ve been running SP1 with a fully-configured IPv6 stack for some time. I installed SP2 today and two things happened: 1. It appears that the Teredo tunnel now takes precedence over an actual, working IPv6 stack. I was unable to connect via IPv6 to local resources and “ping” returned insanely long response times (300 ms vs. the 1 ms it should have been). To disable this from the command prompt I issued the command: netsh interface teredo set state disabled This smells like a bug to me, and at the very least it’s annoying if you …

College Courses & IT Skills

October 20, 2007 by Bob Plankers

Interesting article over at Server Specs about how certification doesn’t pay anymore. She asks a question at the end about computer science education, and its relevance to IT jobs. “Are today’s college courses relevant to the technologies actually used in today’s data center?” My response: yes and no. Yes, in that my CS education taught me the fundamentals of programming, program design, APIs, and operating systems. My solid understanding of operating system concepts has served me well. I understand how an OS makes scheduling decisions, allocates resources, and interacts with applications much better than many of my peers. I also understand programming language concepts very well, too, which helps a lot when dealing with my developer brethren. No, in that …