apable
   clients.
  </P
><P
>   First make sure that an <SPAN
CLASS="APPLICATION"
>SSH</SPAN
> server is
   running properly on the same machine as the
   <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
> server and that you can log in using
   <TT
CLASS="COMMAND"
>ssh</TT
> as some user. Then you can establish a secure
   tunnel with a command like this from the client machine:
</P><PRE
CLASS="PROGRAMLISTING"
>ssh -L 63333:localhost:5432 joe@foo.com</PRE
><P>
   The first number in the <TT
CLASS="OPTION"
>-L<