Linux Journal Contents #68, December 1999

Workings of a Virtual Private Network, Part 1 by David Morgan: A look into VPNs--what they are and how they work.
Corporate Linux: Coexisting with the Big Boys by Markolf Gudjons: Integrating Linux into a large scale production network running SPARCs and Windows.
Post-Installation Security Procedures by Eddie Harari: This article discusses a few of the many procedures we must take after the install is done, so that the system will not be trivial to hack.
Securing Name Servers on UNIX by Nalneesh Gaur: Because the DNS plays such a vital role in the Internet, it is important that this service be protected and secured.
1999 Editors' Choice Awards by Jason Kroll, Marjorie Richardson, Doc Searls and Peter Salus: Once again, it is time to present our annual awards to those we feel deserve recognition for their contributions to forwarding the Linux cause in the real world.

X-ISP by Ibrahim Haddad: The purpose of this article is to introduce the readers to X-ISP.
MultiFax by Marcel Gagne: Psst! Want to create a Windows broadcast fax system with web-based administration using Linux? Come over here and we'll talk.
Hell's Kitchen Systems, Inc. by Craig Knudsen: Hell's Kitchen Systems, Inc. (HKS) started in 1994 in the Hell's Kitchen neighborhood of Manhattan and moved to Pittsburgh in 1997. Their flagship product is CCVS, a commercial credit card processing system.
Guido van Rossum by Phil Hughes: Phil and Guido stroll through the waterfront at Monterrey and discuss Python.
Free Clues from Eric by Doc Searls: Doc talks to Eric Raymond about what he has been up to lately.

Take Command: lpd: Getting the Hard Copy by Michael Hughes: How to set up local and networked printing services in Linux.
Kernel Korner: Implementing Linux System Calls by Jorge Manjarrez-Sanchez: How to create and install a system call in Linux and install an interupt for controlling the serial port.
At the Forge: A Web-Based Clipping Service by Reuven M. Lerner
The Cutting Edge: Effectively Utilizing 3DNow! in Linux by Jonathan Bush and Timothy S. Newman: A description of the 3DNow! technology and its impact on machine performance.
Focus on Software by David A. Bandel

Army National Guard Using Linux by Richard Ridgeway: The Army migrates a war game tool from Hewlett Packard 700 series workstations using HP-UX to Intel-based Linux workstations.
Transparent Firewalling by Federico and Christian Pellegrin: This articles describes how to split an existing network without affecting the configuration of the machines already present by using the proxy arp technique.
Customizing the XDM Login Screen by Brian Lane: How would you like your screen to look on start up? Here's how to make it look your way.
Kerberos by Cosimo Leipold: Mr. Leipold explains what Kerberos is and why you want to use it.
What Can You Expect?--A Data Collection Project Using Linux by Denny Fox: The author describes the end-to-end process of defining and implementing a data collection project using Linux. The project illustrates the use of Expect, stty, cron, a little C programming, gnuplot and ioctl to the serial device
The Use of Linux in an Embedded System by Dave Pfaltzgraff: One company's solution to a customer problem using Linux and open-source software.
Building a Firewall with IP Chains by Pedro Bueno: A quick introduction to the program ipchains.
Porting Progress Applications to Linux by Thomas Barringer: An explanation of the work required to take an existing Progress application and deploy it on Linux, and the advantages and disadvantages of doing so.