This book provides authoritative answers to all your Sendmail questions. Specifically for Linux Administrators, "Linux Sendmail Administration" is the most complete, most advanced guide to Sendmail you'll find anywhere. Written by one of today's most renowned Linux experts, this book teaches you, step-by-step, all the standard and advanced techniques you need to know to install, configure, and maintain Sendmail. Hundreds of clear, consistent examples illustrate these techniques in detail so you stay on track and accomplish all your goals. The coverage includes: understanding Internet mail protocols and multimedia extensions; understanding e-mail architecture and the role of Sendmail; installing Sendmail source or a binary distribution on a Linux system; building a Sendmail configuration using the m4 language; analyzing and improving the Red Hat Sendmail configuration; using Sendmail databases to customize your configuration; understanding the sendmail.cf file and its commands; understanding ruleset and using rewrite rules to modify addresses; hiding usernames and hostnames; testing and debugging Sendmail configurations; controlling spam e-mail; securing a Sendmail server; and asing Sendmail cryptographic authentication techniques. The Craig Hunt Linux Library is a seven-book set that provides in-depth, advanced coverage of the key topics for Linux administrators. Topics include Samba Server Administration, System Administration, DNS Server Administration, Apache Web Server Administration, NFS and Automounter, and Linux Security. Each book in the series is either written by or meticulously reviewed by Craig Hunt to ensure the highest quality and most complete coverage for networking professionals working specifically in Linux environments.