A slash does matter
Setting up a crontab and forgot to add the trailing slash '/' can change the entire output.
The incorrect way:
0 21 * * * rsync -avzhe ssh UserName@ServerName:/etc /etc
The above command will copy the /etc folder from the server ServerName into the /etc folder of the local server.
If you ls the /etc folder on the local serer you will see an etc folder inside /etc
The correct way:
0 21 * * * rsync -avzhe ssh UserName@ServerName:/etc/ /etc/
The above command will copy the contents of the /etc folder from the server ServerName into the /etc folder of the local server.