am trying to login to my mysql/mysqld server using the following Unix command: $ mysql -u foo -h 172.16.5.100 -p dbnmame
But greeted with the following error on screen: ERROR 1129 (HY000): Host ‘172.16.5.100’ is blocked because of many connection errors; unblock with ‘mysqladmin flush-hosts’
How do I fix this problem on a Linux or Unix-like system?
am a new Linux user and not familiar with crontab syntax. How do I use a cron job to restart server process if not running on a Linux or Unix-like system?
have installed an OpenVPN server on a Debian Linux server
. I have a client.ovpn file for my VPN server. How do I use it with Network Manager GUI? Is it possible to install or import client.ovpn file using the command line with Network Manager on a Ubuntu Linux or CentOS Linux desktop?
am trying to delete a user named vivek using the userdel command as follows
userdel -r vivek
userdel: user vivek is currently used by process 749
How do I fix this problem and delete username vivek on a Debian Linux 9.x server?
am a new Linux sysadmin. How do I remotely shutdown or reboot the server from the CLI?
am a new Linux system user. How do I rename a folder on Linux operating system using the command line? How can I rename a directory via the bash command line option?
need to specific multiple IP address in iptables using Linux script. How do I create a rule that uses multiple source or destination IP addresses ?