This is the mail archive of the
ecos-discuss@sources.redhat.com
mailing list for the eCos project.
Re: TCP/IP stack: robustness agains port scan
- From: Andrew Lunn <andrew dot lunn at ascom dot ch>
- To: llandre <r&d at wawnet dot biz>
- Cc: ecos-discuss at sources dot redhat dot com, matto at wawnet dot biz
- Date: Thu, 24 Oct 2002 12:09:57 +0200
- Subject: Re: [ECOS] TCP/IP stack: robustness agains port scan
- References: <5.1.1.6.0.20021024120111.00aafdb8@dns.struinfo.it>
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
--
Before posting, please read the FAQ: http://sources.redhat.com/fom/ecos
and search the list archive: http://sources.redhat.com/ml/ecos-discuss