The Illustrated Network: How TCP/IP Works in a Modern Network
Walter Goralski
Learning Puppet 4
Jo Rhett
Site Reliability Engineering: How Google Runs Production Systems
Niall Richard Murphy & Chris Jones & Jennifer Petoff & Betsy Beyer
Migrating Large-Scale Services to the Cloud
Eric Passmore
Ethernet: The Definitive Guide
Charles E. Spurgeon & Joann Zimmerman