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Re: TCP/IP stack: robustness agains port scan


On Thu, Oct 24, 2002 at 12:09:20PM +0200, llandre wrote:
> I was questioned about the eCos' stack robustness against the port scan.
> I performed a very simple test with this configuration:
> - stack: OpenBSD
> - CPU: ARM7, 66MHz, 8kB cache
> - stack buffer: 256kB (default)
> - application running on eCos: tcp_echo.
> All the other stack parameters set to default values.
> 
> I run from a linux machine nmap with the parameter "-p 1-" in order to scan 
> all ports and this causes the crash of the eCos system.
> Is it possible to improve the robustness against this port scan?

Its always possible, it just needs someone to implement it.

Please enable asserts, run the test again, and give us details of how
it fails. Without details we cannot help you.

   Andrew

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