sendmail 8.13 Companion -- For a simple dot release, V8.13 sendmail has added more features, options, and fundamental changes than any other single dot release to date. An excellent companion to our popular sendmail, 3rd Edition, this book documents the improvements in V8.13 in parallel with its release. Highlighting important changes in the new version, the book points out not only what is handy or nice to have, but also what's critical in getting the best behavior from sendmail. Sample Chapter 3, Tune sendmail with Compile-Time Macros, is available free online.

Make Your Site a Portal to the Best Tech Info -- Safari has opened up its web services API, giving developers programmatic access to the data contained in its repository of over 2,000 titles from leading technical publishers. Through the new Safari Affiliate Program, anyone with a web site can serve up Safari content, and earn money on resulting referrals. It's an easy way to give yourself and your readers something of real value. Become a Safari affiliate.

Make: Technology on Your Time -- O'Reilly's new magazine, Make, brings the do-it-yourself mindset to all the technology in your life. Make is loaded with exciting projects that help you make the most of your technology at home and away from home, celebrating your right to tweak, hack, and bend any technology to your own will. The first issue will be released in January. Sign up for our email newsletter or send us project proposals at make.oreilly.com.

What's New in SpamAssassin 3.0 -- Based on his testing of beta versions of the upcoming SpamAssassin 3.0 release, Alan Schwartz presents an overview of some of SA 3's newest, coolest features. Find out why he thinks mail administrators should strongly consider upgrading to SA 3 when it releases. Alan is the author of SpamAssassin.

SafariU: Create, Customize, and Share Teaching Material -- Looking for a way to truly customize your course textbook and offer students exactly the material you choose to teach, while saving them a good bit of money? Become a SafariU beta tester and check out the new web-based publishing platform from O'Reilly that allows you to create custom textbooks and online syllabi.

O'Reilly Learning Lab: $200 Instant Rebate -- Learning programming languages and development techniques has never been easier. Using your web browser and Useractive's Learning Sandbox technology, the Learning Lab gives you hands-on, online training in a Unix environment. This month, receive a $200 instant rebate (and a Certificate from the University of Illinois upon course completion) when you enroll in any Certificate Series.

Unix Printing Basics -- For some reason, consumer-level printing has never been easy on any OS, including Unix. Unless you're in the know, it seems like a mess of spoolers, filters, and drivers. In her lastest FreeBSD Basics column, Dru Lavigne explains the basics of Unix printer installation and configuration. Dru is the author of BSD Hacks.

Building a Unix Server -- Building a new server is always a little exciting--you have the chance to make a fresh start. Dru Lavigne explains how to optimize servers for both performance and security, some common pitfalls to be wary of, and the logical approach to getting the job done right. For everything else you need to create functional and secure servers, see O'Reilly's The Complete FreeBSD, 4th Edition.

Automating Administrative Tasks -- A few simple shell scripts will bring reliability, regularity, and enhanced system efficiency to the systems you administer. Learn how from Chapter 14 of Essential System Administration. Get a free trial to read this and four other O'Reilly books on Safari.

Learning Assembly Language Is Still a Good Idea -- Randall Hyde makes a case for the relevance of learning assembly language even today. The key, he says, is to learn how to efficiently implement an application, and the best implementations are written by those who've mastered assembly language. Randall is the author of Write Great Code (No Starch).

O'Reilly Gets a New Name -- O'Reilly & Associates, Inc. is now O'Reilly Media, Inc. We've changed our name to O'Reilly Media to reflect our expanding array of products and services, from books, conferences, and the suite of O'Reilly Network web sites, to Safari Bookshelf and SafariU. Read more about it in our press release.

Top Ten Ethereal Tips and Tricks -- Ethereal rivals commercial sniffers with its abundance of features and hundreds of protocol dissectors. And best of all, it's free. Here's a top ten list of Ethereal tips and tricks from Angela D. Orebaugh, a coauthor of Syngress' Ethereal Packet Sniffing.

Optimizing Your Servers’ Pagefile Performance -- If you want to wring the most out of your servers' performance, you need to go beyond the default pagefile setting. Here's some hard-won advice to help you, from Mitch Tulloch, author of Windows Server Hacks.

FreeBSD Networking Basics -- Networking is an integral part of a modern FreeBSD system. It works wonderfully, but beginners to Unix-like operating systems are often stymied by their network settings. In this article, Dru Lavigne explains how to verify, configure, and optimize FreeBSD networking. You'll find 100 tips for BSD users and administrators in Dru's upcoming BSD Hacks.

Getting Connected on the Road Using Infrared or Bluetooth -- Even with today's proliferation of wireless hot spots, getting online while on the road can be a challenge. Learn how to use infrared and Bluetooth to connect to the Internet with your mobile phone and laptop, from Wei-Meng Lee, author of Windows XP Unwired.

Hacking Windows Server -- Learn how to use an ADSI-based script to search for domain users, how to use the Hyena utility to quickly find out which user on your network has a particular file open, and how to locate all machines that have automatic logon enabled in the Registry--all in these sample hacks from Mitch Tulloch's Windows Server Hacks.

Your O'Reilly Account: New, Single Sign On -- O'Reilly customers and guests now have a single address and one password to access all things O'Reilly, from oreilly.com and Safari Bookshelf to all of the O'Reilly Network sites and DevCenters. When possible, we've consolidated your prior, separate accounts into one new account. Logging into the new system is quick and easy; details on how to do it have been emailed to you, and you can read more about O'Reilly's single sign on in Tony Stubblebine's weblog.

Eleven Metrics to Monitor for a Happy and Healthy Squid -- Duane Wessels offers 11 tips to help you stay on top of Squid's performance. Duane is the creator of Squid and the author of Squid: The Definitive Guide.

Top Ten Tips to Make Attackers' Lives Hell -- Chris McNab breaks down his top ten tips all network administrators should follow to protect their networks from opportunistic threats, and to make it hard for the more determined attackers to get anywhere. Chris is the author of the recently released Network Security Assessment.