Category Archives: Uncategorized

Telnet As An Amazing Troubleshooting Tool😲

The utility telnet gets a bad wrap sometimes but it is a powerful troubleshooting tool. You can use it to test if any port is listening – aka “open” – on any host. There’s a HUGE ASSUMPTION we are making when using this tool, but we’ll get to that in a moment. Here’s how toContinue reading “Telnet As An Amazing Troubleshooting Tool😲”

Read and Troubleshoot Linux Config Files 10x Faster!

One of the biggest pain-in-rears with being a Linux admin is reading config files. But not just reading them: TROUBLESHOOTING them. Config files can get very long, and have a lot of – albeit helpful – screen crowding comments and empty lines. Comments and empty lines are just something we don’t care about when weContinue reading “Read and Troubleshoot Linux Config Files 10x Faster!”

Learning Linux Bash with tar command

In this post, I’ll use the tar command to reveal some secrets of the CLI-Universe. You may have seen the following before but had no clue what the heck it meant: tar -cvzf /tmp/backup.bzip.tar /tmp/example.txt Not only am I going to show you what this means (give you a fish), but I’m going to teach you howContinue reading “Learning Linux Bash with tar command”