Tag: Ubuntu
Configure Login Banner in Ubuntu
1. Edit the Banner message sudo nano /etc/issue.net Sample text: Authorized access only. Unauthorized use is prohibited and may be monitored. 2. Configure SSH to…
Manage User Accounts and Privileges in Ubuntu
1. List all users in Ubuntu cut -d: -f1 /etc/passwd Explanation: cut : command-line utility that extracts sections from lines of a file or input…
apt-get update failed because certificate verification
Ubuntu apt-get update shows Certificate verification failed: The certificate is NOT trusted. The certificate chain uses expired certificate. Could not handshake:
Update Date, Time, Timezone on Ubuntu
Use timedatectl command to view and change time, date and timezone in Ubuntu
Expand Ubuntu disk after adding additional disk space in Hyper-V
Quick and easy steps to expand Ubuntu disk space
Install MongoDB Community Edition
5 Steps to install MongoDB in Ubuntu
Fix print_req_error: I/O error, dev fd0, sector 0
In fresh Ubuntu installation, fix print_req_error: I/O error, dev fd0, sector 0
Ubuntu installation loop after mentioning static IP address
Ubuntu installation process is continuously returning back to the beginning when you setup static IP address in the network configuration. In order to overcome this…
Fix orange state of Ubuntu virtual machine in VirtualBox
When you experience problem with Ubuntu virtual machine stuck on Orange screen without desktop access, you can overcome it by increasing video memory of VM.
Disable Secure Boot in Ubuntu
Disable Secure Boot in Ubuntu Virtual Machines without rebuilding entire server.