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The traces you've both posted look good to me: dnsmasq is providing
the correct value in the sin6_scope_id field of the destination
address when sending the reply.
The obvious difference between the failing case and the working one is
that Toke is
On 04/09/16 12:14, Toke Høiland-Jørgensen wrote:
Simon Kelley writes:
OK, naive attempts to reproduce this have failed entirely, it just works
for me :-)
I see something similar:
recvmsg(10, {msg_name={sa_family=AF_INET6, sin6_port=htons(50214),
Simon Kelley writes:
> OK, naive attempts to reproduce this have failed entirely, it just works
> for me :-)
>
> Can you run dnsmasq under strace -e trace=network and see what syscalls
> it makes, specifically, if it's calling sendmsg() with the reply?
>
> This is what I