udhcpc in 1.10.3 doesnt like my WLAN card

Roy Marples roy at marples.name
Thu Jun 19 20:25:41 UTC 2008


On Thursday 19 June 2008 19:58:19 Denys Vlasenko wrote:
> On Thursday 19 June 2008 14:43, Cristian Ionescu-Idbohrn wrote:
> > The problem seems to be that your wlan-card does not see/catch the
> > dhcp-offer.
>
> Cristian, this is not true. In tcpdump I see
>
> This is the packet "from us":
>
> and this is the reply:
>
> The fact that it is seen by tcpdump means that WLAN card (or whatever other
> link is used) _did_ receive the packet.
>
> > Maybe that BPF filter should be made into an option.

Or should be made to work with buggy Linux versions.
Some kernels don't allow a packet length of -1 to pass the full packet. 
Instead use a large enough number for the packet, but small enough for BPF to 
work. I used 65535.

http://bugs.gentoo.org/show_bug.cgi?id=215174

Thanks

Roy



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