[Dnsmasq-discuss] DHCP Issue
matthias.andree at gmx.de
Sun Jul 22 18:06:12 BST 2007
Simon Kelley <simon at thekelleys.org.uk> writes:
> Steven wrote:
>> Many thanks!!!
>> I disabled checksum offload with this command:
>> sudo ethtool -K eth0 rx off tx off
>> and now everything works... :)
> Good to find it.
> That explains the discrepancy between ISC dhcpd and dnsmasq too. dhcpd
> will be calculating the checksum itself and sending raw packets, thus
> avoiding the broken hardware. dnsmasq trusts the kernel, and gets
Perhaps the issue should be reported to the driver's maintainer, so that
the corresponding hardware can be blacklisted versus checksum
offloading, lest other fall into the same pit...
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