The Illustrated Network: How TCP/IP Works in a Modern Network
Walter Goralski
Linux Bible
Christopher Negus & Christine Bresnahan
Seeking SRE: Conversations About Running Production Systems ...
David N. Blank-Edelman
The Art of Computer Programming: Seminumerical Algorithms
Donald E. Knuth
The Art of Computer Programming (2)
RHSA I
Susan Lauber, Philip Sweany , Rudolf Kastl, George Hacker
Red Hat System Administration (1)
RHSA III
Wander Boessenkool, Chen Chang, Will Dinyes, George Hacker, ...
Red Hat System Administration (3)
Red Hat Enterprise Linux 7 RH134 Red Hat System Administration ...
Red Hat Training
Red Hat System Administration (2)