 September
2002 • Volume 11 • Number 9
Features
Providing Network Services Using LVS
• Malcolm Cowe
The Linux Virtual Server (LVS) project provides a scalable server solution
built upon a loosely coupled collection of individual computers organized into
a cluster. Cowe describes the installation and configuration of an LVS system
to provide a centralized server for HP-UX X11 applications.
A ping Utility for Fibre Channel SANs • Bill Pierce
Pierce describes fcping, a ping utility he wrote for Fibre Channel SANs,
so systems administrators around the world could use an old friend in a new
environment.
IP Space Monitoring System • ChokSheak Lau
Most existing network monitoring software just periodically polls IP addresses
to see whether they’re up. Lau’s system, however, also tracks the
history of activity of each node in the network as well as the history of changes
in the hostnames for each IP address.
The Ol’ Switcharoo • David Sweet
Sweet describes a utility for switching system states. “Switcharoo”
was written in Bourne shell for Solaris but should work on any UNIX operating
system. It’s a ready-made solution for situations where a client needs
a custom script to switch between system states.
Another Way of Centralizing and Customizing Crontabs • YiHua
Philip Sheng
This article builds on a previous article by Richard Hellier (Sys Admin,
November 2001) that described a way to centralize crontabs. Sheng introduces
a simpler method to centralize management of crontabs without losing customization
ability and provides case examples.
Recovering Linux Systems with mkcdrec • Kerry Thompson
Thompson describes the use of mkcdrec — a tool for recovering from
intrusions. Because the media is read-only, it is impervious to alteration by
attackers.
mquota — A Passive Disk Quota System • Michael Montero
Quota systems are essential management tools when trying to preserve disk space and share resources among many users. Montero describes a system called mquota, which was developed out of a need for a quota system under reiserFS 3.5.26 (running Linux kernel 2.2.16).
The Perl Journal
Localizing Open Source Software • Sean M. Burke
Parsing RSS Files with XML::RSS • Derek Vadala
Does SOAP Suck? (Web Services, Google, and the What-Sucks-O-Meter)
• Dan Brian
Web Exclusives
Solaris™ Companion • Peter
Baer Galvin
Columns
Questions and Answers • Amy Rich
Finding Old Things • Randal
L. Schwartz
Departments
Call for Papers
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