16:53:58 ~$ ssh-copy-id -p444 [email protected]
/usr/bin/ssh-copy-id: INFO: attempting to log in with the new key(s), to filter out any that are already installed
/usr/bin/ssh-copy-id: INFO: 2 key(s) remain to be installed -- if you are prompted now it is to install the new keys
[email protected]'s password:

Number of key(s) added: 2

Now try logging into the machine, with:   "ssh -p '444' '[email protected]'"
and check to make sure that only the key(s) you wanted were added.

16:54:45 ~$ ssh -p444 [email protected] whoami
backupclientes