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To block ping request, issue below mentioned command in Terminal; # sysctl -w net.ipv4.icmp_echo_ignore_all=1Unblock ping Request;# sysctl -w net.ipv4.icmp_echo_ignore_all=0To change… READ MORE
#ubuntu.20.04 Install NFS Server: #sudo apt update#sudo apt install nfs-kernel-server Create a Directory to Share; #sudo mkdir /nfs_share Configure NFS… READ MORE
Login as root or switch to root user. Edit the SSH configuration file: Open the SSH configuration file /etc/ssh/sshd_config using… READ MORE
in learning you will teach and in teaching you will learn
~ Phil Collins