Re: I think, rsh is quite obsolete

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On Tue, 2006-11-14 at 00:56 +0000, Dave Mitchell wrote:
> > Of course it does. It can't work with dynamic NATs as it uses IP
> > (and reserved TCP port) for access check but rsh is just a simple
> > TCP connection to a well-known port.
> The rsh protocol requires the server to make a second TCP connection back
> to a low-numbered ephemeral port specified by the client, for the stderr
> channel. If you haven't got a stateful, inspecting firewall, you're hosed. 

Why do you say such a thing? I don't have a stateful, inspecting
firewall -- but rsh seems to work fine.

In fact, I don't have a firewall at all -- firewalls just break things.
In general, firewalls are a band-aid to patch over broken software; a
poor substitute for proper security.


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