July 6, 2021How to Debug Network IssuesUnlike I stated earlier today… It’s not DNS There’s no way it’s DNS It was DNS … this time it was not DNS. But let’s start from the beginning. two lonely OpenSUSE virtual machines I inherited two OpenSUSE VMs from a departing colleague. After changing passwords and cataloging what services are installed, I tried to update the VMs… and got the following errors… # zypper refresh Problem retrieving files from 'Haupt-Repository (NON-OSS)'....
July 6, 2021How to Check Configuration for BindYou probably heard of the three steps on how to debug networking issues… It’s not DNS There’s no way it’s DNS It was DNS While this is not only funny, but also true, you can do your part to prevent such issues. When you change the configuration for BIND, you should make sure it is still working. check bind configuration $ named-checkconf /path/to/named.conf The path depends on your distribution. For Ubuntu 20....