Network News, tutorials and software reviews

Configure Samba shares in CentOS

Server OSes, such as CentOS, Red Hat Enterprise Linux, and SUSE Linux Enterprise do not enjoy the same simplicity as does the modern Linux desktop when it comes to issues like sharing […]

Add SSL to CentOS web server

CentOS might well be one of the finest Linux distributions for a server environment. It is basically a mimic of Red Hat Enterprise Linux without the proprietary software and the price attached […]

Could the Change to IPv6 Break the Internet?

It's been widely reported that the old IPv4 Internet addressing system is creaking under the weight of the demands placed on it and that the available addresses will run out completely by […]

See what images are being viewed on your network with driftnet

I want to preface this article by saying I am not, in any way advocating spying on your users. With that said, there are times (and reasons) why you might need to […]

Instant message on your LAN with iptux

I recently covered a great LAN file sharing tool called Giver (see my article "Easily share files on LAN with fellow Ubuntu users using Giver"). I wanted to take that idea a […]

Modify LDAP entries with the ldapmodify command

Recently I've done a number of articles covering the Lightweight Directory Access Protocol (LDAP) which range from installation, adding entries, to full-blown GUI management tools (See LDAP content on Ghacks for more […]

Adding LDAP entries from the command line

Okay, so we've been dealing with LDAP a bit here on Ghacks, but mostly we've look at GUI tools (check out LDAP content on Ghacks). All of the GUI tools are good, […]

Set up your LDAP server on Ubuntu 10.04

So lately I've been covering some pretty sweet LDAP tools. You've seen "Manage your LDAP data with phpLDAPAdmin", "Access and manage your LDAP data with Luma", and "Set up an LDAP server […]

Manage your LDAP data with phpLDAPadmin

The search for the perfect LDAP management tool has brought me around to a tool that is very similar to that of phpMyAdmin (for coverage of this tool, see my article "Install […]

Access and manage your LDAP data with Luma

I have recently been dealing with LDAP and attempting to find easier solutions for this often daunting task. If you've ever had to try to set up and manage an LDAP server, […]

Set up an LDAP server on Fedora

LDAP (Lightweight Directory Access Protocol) is one of the more complicated setups for a Linux machine. LDAP is to Linux what Active Directory is to Window. And if you have a lot […]

lockout fixer

Troubleshoot Domain Account Lockouts With Lockout Fixer

The portable software Lockout Fixer is a helpful program for system administrators that aids them in troubleshooting domain account lockouts. The application works similar to Microsoft's own tool Lockoutstatus.exe with the exception […]

Introduction to iptables

If you've been around Linux long enough you know there are many ways to secure your box. What you may or may not know is that a number of those means are […]

Save partitions across a network with Partimage

In my last article I showed you how to save a partition from a drive to a local image file using the Partimage tool (see my article "Copy partitions on your system […]

Nagios: Enable external commands

Here we are again, back witho ur old friend Nagios. If you've been following you know I have covered quite a bit of ground with this outstanding network monitoring tool (check all […]

Configure alerts for email and contact groups in Nagios

If you have been following my latest entries, you know I have been covering the Nagios monitoring system (see my articles "Quickly install Nagios on Ubuntu", "Easily extend Nagios' functionality", and "Configure […]

Configure hostgroups for Nagios

If you've been following my Nagios articles here on Ghacks (see "Easily extend Nagios' functionality" and "Quickly install Nagios on Ubuntu" for more information) you are probably impressed with how powerful Nagios […]

Easily extend Nagios' functionality

My last article described how to "Quickly install Nagios on Ubunut". That article had you up and running with the powerful open source network monitoring tool, but not much more. If you […]