On Mon, 6 Dec 1999, Brett Lymn wrote:

> Hmmm interesting.  I can reasonably reliably lock up my ppp link by
> remotely displaying an X emacs session over an ssh login.  It does not
> happen right away but sometime during a medium length mail message the
> link will drop.  I can see packets go out but the remote end does not
> respond _but_ the other end still tries to send traffic which does not
> get responded to.  I have seen this behaviour when the other end is
> both a Xylogics annex and a Cisco router.  My modem is configured for
> "hardware" handshaking.  My workaround at the moment is to not use X
> forwarding as not using emacs is NOT a solution ;-)

Do you have "EscapeChar none" in .ssh/config? Without that, the
session tends to hang everytime it sees a tilde '~'.