Hah, that's a good point! I mainly work with CentOS and Ubuntu, but also sometimes Debian, RHEL and SLES. Not only do firewalls, init systems etc differ between

Hah, that's a good point! I mainly work with CentOS and Ubuntu, but also sometimes Debian, RHEL and SLES. Not only do firewalls, init systems etc differ between distros, they also vary between versions - I often have to consult personal cheatsheets or Google.