> >>Problem Description: Amanda clients exchanges UDP packets with the server
> >>giving
> >>it a TCP port number with which to connect in order to receive files to be
> >>dumped to tape. Under kernel-2.6.8.1 the sofware performs perfectly. Under
> >>kernel-2.6.9, with exactly the same Amanda software, the UDP packet exchange
> >>seems to occur, but no TCP connection between client and server occurs. The
> >>client eventually times out with messages like:
> >>
> >>
> >
> >Could you capture a tcpdump of the exchange, especially the failed
> >connection attempt?
> >
> >
> Here are two traces, one on the Amanada server machine, one on the
> client machine. Not very useful, as there is no sign that the server
> even attempts to connect to the client with a TCP connection.
Is there a firewall that is blocking the connection for some reason.
Can you successfully make a TCP connection between the two machines with some
other command?
ssh, telnet, ttcp
Perhaps this is another instance of an OpenBSD firewall stomping on window
scaling.
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