Relay all mail to an external account which can come in handy in your lab environment.
Debian Bullseye currently provides Samba 4.13.5. Using BIND as Samba Active Directory DNS backend opens it to the DNS zone transfer.
Pretty-print text files inside terminal using bat a cat clone with syntax highlighting and Git integration.
Keep track of network latency using SmokePing on Debian Bullseye.
Use boot parameters to limit the number of available processors.
Install DNS lookup utility to perform basic DNS lookups.
Install Cluster Manager for Apache Kafka, previously known as Kafka Manager on Debian Bullseye.
Determine which SSH public key was uploaded to the web service.
Display IP address in a more readable format.
Create a basic Hadoop cluster to play with it.