Featured »

April 16, 2013 – 12:39 pm |

Imagine you have an HPC cluster with a hundred compute nodes named node001-node100. The two commands below will help you generate a list of node names – either all name on one line or one name per …

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 | 6 Comments
Home Network Configuration Basics

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 | 4 Comments
Linux performance tuning

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* …

Useful Applications

October 30, 2006 – 8:07 am | One Comment
Useful Applications

There is a handful of small and usually free applications that can make your computera whole lot safer, faster, and more productive. The following is a brief overview of some of the most useful applications. …

Simple network monitoring with ping

April 11, 2006 – 10:12 am | 3 Comments
Simple network monitoring with ping

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 | Enter your password to view comments.
Protected: Notes on Electronic Security

There is no excerpt because this is a protected post.