Reset root password in Centos/Redhat/SL linux Rumi, June 6, 2014 1. Boot the system and when you see the following message “Press any key to enter the menu”, press any key. (You will see the list of available kernel versions.) 2. Press e in order to edit commands before booting. 3. Highlight the list item with vmlinuz in it by using the arrow keys and press e. 4. Now type single or init 1 at the end of the line. 5. Then press enter and b to boot the system with the new argument. (The system will boot into single user mode and you will see bash prompt) Now it’s time to change the password: 6. Type passwd ### Shell Commands ### passwd Enter new UNIX password: Retype new UNIX password: passwd: password updated successfully 7.Type reboot to restart the system. Related Administrations Configurations (Linux) CentOSPasswordRedhat
Find Out NFS Clients Connected To My NFS Server August 19, 2019 You can use the following commands. SSH or login into your nfs server and type the following command: netstat -an | grep nfs.server.ip:port If your nfs server IP address 192.168.1.12 and port is 2049, enter: netstat -an | grep 192.168.1.12:2049 Sample outputs: tcp 0 0 192.168.1.12:2049 192.168.1.5:757 ESTABLISHED tcp 0 0 192.168.1.12:2049… Read More
Limit Sending/Receipt Email Per day, Per Week or Per Month September 12, 2023 For activating module accounting, open webui via browser http://>zimbra-host>:7780/webui/index.php choose accounting | configure. Select add, and fill with the following example Name : Rate limit perday Link to policy : Default Track : Sender:@domain . You can choose with your choice Period : Daily Message Count Limit : 5000 Message Cumulative Size Limit :… Read More
Install Zenoss on CentOS 6 64bit September 27, 2015September 27, 2015 Minimal Hardware Requirements: Small Deployments (1 to 250 Monitored Devices) 4GB RAM 2 CPU Cores 1x 300GB, 10K RPM Drive Medium Deployments (250 to 500 Monitored Devices) 8GB RAM 4 CPU Cores 1x 300GB, 10K RPM Drive Large Deployments (500 to 1000 Monitored Devices) 16GB – 32GB RAM 8 CPU… Read More