Do you have IPv6 connectivity? Perhaps a server and a domain name already set up? http://ipv6.he.net/ Some things you get to play with: check if you can view the page in IPv6 send an e-mail over IPv6 rDNS over IPv6 Quite fun way of learning about IPv6 …

Introduction Recently I've had the pleasure of installing Ubuntu on my desktop. Here are some thoughts and what I initially do: Machine is a: Motherboard: Gigayte GA-EX58-UD3R CPU: Intel Core i7 Memory: 8GB Disks: Intel i300 SSD, 2x500GB and 1x3TB Western Digital Drives Graphics Card: AMD HD6800 Here are some …

Building on the initial post about cfengine we're going to try out some things that may actually be useful. My goal would be to make /etc/resolv.conf identical between all the machines. The server setup is the lustre cluster we built in a previous post. In this post you'll …

pdsh This a software to run commands on a set of servers. For example 'pdsh -a uname -av' will give you "uname -av" of all machines. http://techsnail.com/howtos-tutorials/installing-pdsh-on-hpc-cluster/ It can be installed from rpmforge.0 wget http://packages.sw.be/rpmforge-release/rpmforge-release-0.5.2-2.el6.rf.x86_64 …

http://cfengine.com/what-is-cfengine It's a (old) software that is used to make sure that (for example) the same config files are used on all machines. There are several other CMSs, for example puppet. Wikipedia has a nice overview of them. Let's use the lustre machines we set up in …

Enabled! Wonder if there's been lots of exploits for this method of writing posts? Turns out there are lots of old exploits for wordpress and xmlrpc, apparently it may also leave the page open for bruteforce attacks.. I'll leave this one disabled. But I bet there are other ways to …

As promised. Outside sign for building 3

Thursday today, the day after the Day. It was a real long day, and to my surprise it said 'press' on my pass - so I had to try to ask some questions :) Some things picked up: * New VDX 8770 product released - a modular Ethernet switch. Room for 384 10GbE ports …

Just got one of these - thought it would be a great tool when going to conferences like Brocade Analyst and Technology Day 2012 for example or somewhere where I would need a small computer but don't want to bring a long my normal heavy laptop. Normally I prefer pen and …

http://www.brocade.com/education/certification-accreditation/accredited_server_connectivity/curriculum.page I'm currently preparing for yet another accreditation, the previous one I took was the BADCS, The BASP (Brocade Accredited Server Specialist) appear to focus on the server side. Things like: how to install drivers HBA management tools describe features how to …