ssh ports

[dsr at tao.merseine.nu (Dan Ritter)]

On Fri, May 04, 2007 at 04:21:09PM -0400, Boland, John wrote:
> i've been setting up an ssh server behind a firewall and only allowing
> port 22 through.
> ssh works like a champ. however, scp and sftp give stalled messages
> during transfers.  the files do eventually transfer but the time is a
> little less than waiting for the next ice age!
> it appears as though there is a back connection established for the
> transfer after ssh is setup.
> with ftp, i'd use the pasv command for the clients and set the max and
> min passive ports in the ftpd config file.  is there a similar thing in
> ssh?  if not, is there someway to know what set of ports to limit ssh to
> use for this back connection?

No, and no. SSH only uses one port pair (22 by default).

Where does it stall when you up the verbosity level (-vvv)?

-dsr-

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