> >> But any attempt to transfer data (even "ls")
> >> fails. The modem shows some transfers, then
> >> the transfer stops. Nothing more happens.
> >>
> >> The line is dead.
> >will be exceeded before it will do that. To test this, try to create some
> >additional unrelated traffic between your box and anything behind PPP
> >connection (say, ping the other end of PPP line). If that fixes the
> >problem, modem configuration will be the first thing to check -- ping
> >doesn't interfere with TCP.
> >
>
> I can ping the site that I am trying to ftp from but the ls
> still does not come back. ifconfig -a shows the TX and RX values
> slowly increasing on that interface (about +1 on each per second or
> so.)
>
Then physically everything is OK, and it's real TCP bug.
-- Alex