Monday, March 24, 2014

Welcome to Tecexpertz (Tech Experts), Technology Portal includes many resources.


Welcome to Tecexpertz (Tech Experts), Our Site includes many Technological resources like Networking, Hardware, Software, Open Source, Linux, Unix, Web Designing, Programming, Troubleshooting Methods, Office Package Information , Server handling, Operating System Information, etc..

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Friday, March 22, 2013

How to Reset Forgotten Root Password in RHEL/CentOS and Fedora



STEP 1. Boot Computer and Interrupt while booting at GRUB stage hitting ‘arrow‘ keys or “space bar“.

STEP 2. Type ‘a‘ to modify kernel argument. Anytime you can cancel typing ‘ESC‘ key.'

STEP 3. Append 1 at the end of “rhgb quiet” and press “Enter” key to boot into single user mode.

STEP 4. Type command “runlevel” to know the the runlevel where you are standing. Here “1 S” state that your are in a single user mode.

STEP 5. Type ‘passwd‘ command without username and press ‘Enter‘ key in command prompt. It’ll ask to supply new root password and re-type the same password for confirmation.