Collection of cheat sheets to help you with hands-on tasks of troubleshooting and configuring the production equipment. Make sure to watch this repository to get notified on updates (usually updated once per week). Your stars on the repository as a sign that you found it useful are appreciated, thanks. I also blog at https://yurisk.info about these topics as well.
Fortigate debug and diagnose commands complete cheat sheet | PDF
Fortigate SSL VPN Hardening Guide RU | PDF
Fortianalyzer diagnose and debug cheat sheet | PDF
Checkpoint cpstat tool complete cheat sheet | PDF
Checkpoint Firewalls Debug Cheat Sheet| PDF
Cisco Nexus 9000 9k debug and diagnostic commands cheat sheet | PDF
Cisco CUCM/Unity/Presence useful CLI commands cheat sheets | PDF
RAD ETX 203, 205, 220 debug and information commands | PDF
MRV Optiswitch OS904 OS906 OS912 debug and diagnostic commands | PDF
Aruba and HP switches debug and diagnostics commands | PDF
Aruba HP switches configuration examples cookbook | PDF
Ruckus ICX switches 7150, 7250, 7450, 7650, 7750, 7850 diagnostics commands | PDF
Linux ip route reference by example | PDF
GNU tar archive manager cookbook of examples | PDF
Linux and PF BSD firewalls cheat sheet | PDF
Ubuntu Uncomplicated Firewall (ufw) cookbook of configuration examples | PDF
Git and github.com commands cheat sheet | PDF
GNU screen terminal multiplexor cheat sheet | PDF
Links text browser cheat sheet | PDF
Ed text editor complete cheat sheet | PDF
ncftp Ftp Client Commands example cookbook | PDF
curl cookbook of examples | PDF
nslookup command cheat sheet | PDF
mdfind examples cheat sheet | PDF
FAR file manager cheat sheet of keyboard shortcuts | PDF