Featured »

March 2, 2022 – 2:00 pm

Books have been written on the subject of awk and sed. Here’s a small sample of commands I put together over the years that are useful for everyday system administration tasks. Most of these tasks …

Read the full story »
Networking

Unix and Linux network configuration. Multiple network interfaces. Bridged NICs. High-availability network configurations.

Applications

Reviews of latest Unix and Linux software. Helpful tips for application support admins. Automating application support.

Data

Disk partitioning, filesystems, directories, and files. Volume management, logical volumes, HA filesystems. Backups and disaster recovery.

Monitoring

Distributed server monitoring. Server performance and capacity planning. Monitoring applications, network status and user activity.

Commands & Shells

Cool Unix shell commands and options. Command-line tools and application. Things every Unix sysadmin needs to know.

Home » Archive by Tags

Articles tagged with: Networking

Home Network Configuration Basics

May 20, 2008 – 11:59 pm
ethernet cables

Research shows that majority of everyday computer problems are caused by poor network configuration. That small white Ethernet cable plugged into the back of your PC is where most of your computer-related headaches are coming …

Linux performance tuning

August 22, 2007 – 2:40 pm
linux_penguin_0001

Linux Performance Tuning
April | May 2007 | by Jaqui Lynch
Note: This is the second article in a two-part series. The first installment was published in the February/March issue.
In last issue’s article I introduced basic Linux* …

Simple network monitoring with ping

April 11, 2006 – 10:12 am
computer_security_it_privacy_0002

In the Spring of 2005 Comcast experienced a major DNS outage. Since then many Comcast users have switched to DNS servers that belong to Verizon and other ISPs. Comcast started taking a lot of flak …

Protected: Notes on Electronic Security

February 7, 2006 – 12:05 pm

There is no excerpt because this is a protected post.