When meshing Linux machines into a Windows environment that is apart of an Active Directory Domain you will most likely run into the question “How do I join my samba client to the AD domain?”. Well this can be easily answered and solved with a little bit of time and configuration on your Linux machine.

First make sure that an entry for your AD domain server resides the /etc/hosts file.

One of the most common questions I come across when people are using Cisco routers for the first time is the simple question of “How do I reset my router to it’s factory default settings?”. As most people do struggle with learning all the ins and outs of the Cisco IOS, the procedure to resetting a router is not hard at all.

First make sure that your router is using the 0x2102 configuration register. You can set it to this register by issuing the following sequence of commands:

Router# configure terminal
Router(config)# config-register 0x2102
Router(config)# end

This little blog post will first explain how to check the previous AIX Technology Level (TL) which was installed before an upgrade and then we will venture into how to rollback the AIX TL, or Service Pack, to a previous version.

After an upgrade has been performed you can only check the Technology Level (TL) that was installed previously if the TL fileset, or service pack, still exist on the system and this will be reported by the oslevel command with the –qs option, like so:

oslevel –qs