The venerable telnet is still a useful tool in the server administrator's toolkit. Juliet Kemp shows how to test basic SMTP, IMAP, HTTP, and IRC server functions with telnet.
Tutorials Section Index
Little Linux wall wart computers have a thousand and one uses. But what if you accidentally brick your little plug server? No worries, for Akkana Peck shows us how to un-brick them.
Linux servers are the smart business choice; Windows servers are not. In this series we'll look at how server and network admins can get started learning Linux, and in future installments learn about excellent Linux/FOSS servers and software for all business tasks.
Linux server admins rely on email notifications to keep tabs on servers. A full-blown MTA like Postfix or Exim is overkill, so try the lightweight msmtp.
Linux server admins know that a great mail client is a crucial tool, and Mutt is one of the best. Joe Brockmeier introduces a tool to improve Mutt's handling of IMAP messages.
Little bitty wall-wart size Linux servers are handy for all kinds of kinds of lightweight deployments; Akkana Peck shows us what to look for and how to get connected.
Linux's amazing and powerful pseudo-filesystem proc isn't just for peering into a running kernel. Juliet Kemp shows how Linux admins can also change kernel parameters on the fly.
Administering heterogenous networks means making Mac and Windows play nice with Linux, and each other, even when they don't want to. Here are five Linux VPN clients for Cisco, Juniper, and other VPN servers.
Wise Linux server admins prefer lean, reliable, manageable Linux distributions, and Arch Linux is one of the best.
If you're looking for a fully-featured, sophisticated video surveillance system, look no further than Linux and ZoneMinder.
Last week we learned that Yum supports a robust ecosystem of plugins, and how to find and manage them. Today we look at some good Yum plugins for security, and managing package priorities.
Yum is the excellent package manager used on Red Hat, Fedora, and other related Linux distributions. Did you know you can extend its usefulness with plugins?
Akkana Peck introduces David's Batch Processor, a Gimp plugin that makes editing big batches of photos a breeze. Resize them for the Web, make them lighter or darker, crop, rotate-- DBP does it all.
Linux offers multiple remote graphical desktop options for other Linux hosts, but what if you run a mixed Linux-Windows shop? Eric Geier shows how to run remote Windows desktops on Linux.
Conserving power in the datacenter is important, and Linux server admins have an excellent utility to help them track down power hogs. Joe Brockmeier introduces us to powertop.
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