Squid: The Definitive Guide
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Sun Certified Solaris 9.0 System and Network Administrator: ...
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Samba
Jay Ts & Robert Eckstein & David Collier-Brown
UNIX Network Programming
W. Richard Stevens & Bill Fenner & Andrew M. Rudoff
CCNA Lab Training Kit: Boson Study Guide Edition (Exam 640-801)
Boson Software
Advanced Linux Networking
Roderick W. Smith
Network Troubleshooting Tools
Joseph D. Sloan
Solaris 9 Network Administrator
John Philcox
Essential SNMP
Douglas R. Mauro & Kevin James Schmidt
DNS and BIND
Cricket Liu & Paul Albitz
DNS & BIND Cookbook
Cricket Liu
The Concise Guide to DNS and BIND
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Linux Network Administrator's Guide
Olaf Kirch & Terry Dawson
TCP/IP Network Administration
Craig Hunt
Linux Network Servers
Sendmail Cookbook
Understanding and Deploying LDAP Directory Services
Tim Howes & Mark Smith & Gordon S. Good
Radius
Jonathan Hassell
Java Network Programming
Elliotte Rusty Harold
Web Security & Commerce (O'Reilly Nutshell)
Simson Garfinkel & Gene Spafford
Postfix: The Definitive Guide
Kyle Dent
Managing Security With Snort & IDS Tools
Kerry Cox & Christopher Gerg
Sendmail 8.13 Companion
Bryan Costales & George Jansen & Claus Assmann & Gregory Neil Shapiro
Sendmail Desktop Reference
Bryan Costales & Eric Allman
Sendmail Performance Tuning
Nick Christenson
Snort 2.1 Intrusion Detection
Brian Caswell & Mike Poor
Sams Teach Yourself TCP/IP in 24 Hours
Joe Casad
LDAP System Administration
Gerald Carter
A practical approach for defeating Nmap OS-Fingerprinting
David Barroso Berrueta
SSH, the Secure Shell: The Definitive Guide
Daniel J. Barrett & Richard E. Silverman & Robert G. Byrnes
Active Directory
Robbie Allen & Alistair Lowe-Norris