Re: 2.6.8.1: ip auto-config accepts wrong packages

From: Mark Broadbent
Date: Wed Aug 25 2004 - 08:06:02 EST


On Wed, 2004-08-25 at 10:40, Frank Steiner wrote:
> Hi,
>
> we are running a diskless client system using kernel ip autoconfiguration.
> The problem is that sometimes clients accept packages that are meant
> for other clients.
>
> ...
>
> I wasn't able to reproduce the problem from the command line using
> dhclient, so I'm not sure if this is a general problem with dhcp or
> a problem in the ip-autoconfig code of the client.

Try enabling the debug messaging in the ipconfig code. Edit the file
net/ipv4/ipconfig.c just below the #include's and change the line

#undef IPCONFIG_DEBUG

to

#define IPCONFIG_DEBUG

and rebuild. Post the outputs from both machines when you see this
effect again.

> Server and Clients both run 2.6.8.1 and the dhcp server is the ISC DHCP
> server version 3.0.1rc12.


Thanks
Mark

> cu,
> Frank
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