Asterisk: The Definitive Guide
Jim Van Meggelen & Russell Bryant & Leif Madsen
Kubernetes Patterns
Bilgin Ibryam & Roland Huß
Docker Deep Dive
Nigel Poulton
GitHub For Dummies
Sarah Guthals & Phil Haack
Effective DevOps
Jennifer Davis & Ryn Daniels
sed & awk
Dale Dougherty & Arnold Robbins
Linux iptables Pocket Reference
Gregor N. Purdy