SSH Login without Password : Solaris 10, Linux

:ON Solaris 10

ssh-keygen -t rsa
- id_rsa
- id_rsa.pub
@ ~/.ssh
copy id_rsa.pub to remoteHost

scp /export/home/test/.ssh/id_rsa.pub testuser@remotehost:/home/testuser/.ssh

login to remotehost
cat ~/.ssh/id_rsa.pub >> authorized_keys


@server

ssh testuser@remotehost
scp xxx.file testuser@remotehost

:ON LINUX Server

ssh-keygen

ssh-copy-id user@remotehost

ssh user@remotehost