You are mistaken.

Most SSH clients will, by default, send the name you are currently logged
in with to the server.

On Thu, 06 Apr 2006, ilaiy wrote:

> No it is the server side because when you just to do a " ssh server" .
> It would take the user you have logged in as.
>
> The documentation says it is taken from the env " LOGNAME" but I am
> not very sure about this ..