ssh -i "id_key.pem" ubuntu@123.12.12.123
cd /etc/ssh/
nano ssh_config ///uncomment - PasswordAuthentication yes
cd sshd_config.d
ls
nano 60-cloudimg-settings.conf ///PasswordAuthentication yes
passwd ubuntu
systemctl restart ssh
make a .ssh folder, if it does not exist
(In my local terminal)
ssh-keygen -t rsa
scp /home/tantra/.ssh/id_rsa.pub ubuntu@13.202.98.233:~/.ssh/authorized_keys
if .ssh folder does not exist on server, make one by mkdir .ssh
ssh ubuntu@13.202.98.233
///automatically connects, no need for password.
(lekin ye ek baar hi kaam krega, local terminal close krne pr sb khtm)
alias connect="ssh ubuntu@12.12.12.12"
///when you type connect in terminal, it will perform ssh
NOTE: alias connect="ssh raju@12.12.12.12"
///this will REWRITE the alias
cd /home/tantra (home dir)
ls -a ///.bashrc file
nano .bashrc
/// edit in last line,
alias cc="clear"
alias connect="ssh ubuntu@13.202.98.233"
OR ALSO:
alias codeblogs.fun="ssh ubuntu@codeblogs.fun"
ctrl+x y enter (save it)
source .bashrc ///reload all changes
codeblogs.fun ///Enter. That's it!
sudo -i
hostnamectl set-hostname NEWNAME
///exit and login again
hostname ///check hostname
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