Ramblings from MostlyChris

Tech stuff and a bit more

Browsing Posts published in October, 2009

If you would like to verify that the key and the certificate match you need to compare the modulus in both of the key file and the certificate file. You can check for differences in the modulus rather easily by sending the output of the comparison command to 'uniq'. If anything shows up, the numbers [...]

My colleague, Kale, pointed out this nice whois server that presents data in a nice and easy to read format. Just run this: whois -h whois.cymru.com " -v 72.32.231.8" You will get a nice output like this (although it doesn't fit on my screen in this example): AS      | IP       [...]

This is probably one of a million different ways to fix a Plesk upgrade failure. Here are the specifics… During an upgrade, it is very important that the hostname match the IP address in /etc/hosts because the updater will use that information to make connections, etc. While I was doing a recent upgrade I made [...]