Delete the test directory: # rm -Rf test/ Because this example uses the –f option, there is no confirmation and th…

# cp /var/log/messages . the dot (.) represents the current location.

Check the file type of test1: # file test1 test1: empty Step 2. Check the type of the password file on the system…

# mkdir –p another/quick/test

Change the owner of file1 from user01 to user02: # chown user02 file1 Change the group of file2 from user01…

Operation     Digit        Mnemonic            Description Read               r                 4                 …

Unravel the mystery of sed and awk http://www.techrepublic.com/article/unravel-the-mystery-of-sed-and-awk/1050917�…

HowTo: Use grep Command In Linux / UNIX [ Examples ] http://www.cyberciti.biz/faq/howto-use-grep-command-in-linux-…

Redhat Study notes: To identify the architecture of a system, run the following command: # uname -p -----…

Now that you know which switch features are used at which layer in a hierarchical network, you will learn about the C…

Distribution layer switches have a very important role on the network. They collect the data from all the access lay…

Now that you know which factors to consider when choosing a switch, let us examine which features are required at…

Keywords The term "keywords" simply means a text string that people use to find your blog on search en…

Useful tool to check your website page rank PageRank (also known as PR) is a rating system from 1 to 10 used by goog…

FRS (File Replication Service) is used to replicate Scripts and Group Policy in Active Directory. FRS is dependent on …

Yesterday I noticed a lot of SChannell events in event viewer on one of Our DC's and after searching google, I d…

Here is an article that will explain what a journal wrap is: 292438 Troubleshooting Journal_Wrap Errors on Sysvol and…

Define Security Group First you need to define a security group in AD users and computers. In this example I am creati…

# uname -a  Linux test01 2.6.18-238.el5 #1 SMP Thu Jan 13 15:51:15 EST 2011 x86_64 x86_64 x86_64 # cat /proc/versio…

To select text in nano, move the cursor to the start of the text you want to select, press the Alt-A key combination t…

SQL server 2008 Installation - Before Installing SQL server 2008, just make sure to run Microsoft update. …