[Dnsmasq-discuss] RA support in dnsmasq

Simon Kelley simon at thekelleys.org.uk
Thu Nov 29 16:28:03 GMT 2012


On 29/11/12 16:06, Gene Czarcinski wrote:

> Something is definitely not working correctly.  I do not know if you
> have a qemu/kvm setup so duplicating the conditions that way will not work.
> 
> Attached is a piece of syslog (before I patched things to suppress the
> messages).  BTW, I also have no idea why anything is being done with
> "p33p1" ... that is the real NIC on that system.  I have also attached
> the dnsmasq conf file for that interface.
> 
> I am willing to try any testing.  Unless I can get things to work as
> they are suppose to, user reception of using dnsmasq to handle RA will
> get support somewhere between zero and none :-)

Another theory: a netlink NEWADDR event (ie assigning an address to a
network interface) triggers the one minute of rapid advertisements.
Maybe something on your system is doing that regularly?

Can you try adding a logging line next to the call to
ra_start_unsolicited() in nl_async() in netlink.c, to see how often that
gets called?

Simon.





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