How to configure ssh in both Solaris and Linux

For Solaris

#vi /etc/ssh/sshd_config

Go down & change Permitrootlogin from "NO" to "YES"

then start ssh service

#svcadm restart ssh

For Linux

# vi /etc/ssh/sshd_config

Go down and check the information is same as below line.

PermitRootLogin yes

And then save the file.

Then restart the service.

#systemctl restart sshd