[Dnsmasq-discuss] Win10 Dhcpv6 issue?

Xander Victory xander at xandervictory.id.au
Sat Jun 25 13:21:01 BST 2016


No, dnsmasq was one version below current, even updating to current (gentoo
patches) nothing changed

On Jun 25, 2016 8:19 PM, "Vladislav Grishenko" <themiron.ru at gmail.com>
wrote:

> Hi, Xander
>
> Not exactly related to Windows 10 ignorance, but according pcap, dnsmasq
> doesn’t reply to REBIND requests.
>
> So, you version seems older than 2.72 where it was fixed, is it?
>
> If so, it’s desirable to update to the current latest 2.76.
>
>
>
> Best Regards, Vladislav Grishenko
>
>
>
> *From:* Dnsmasq-discuss [mailto:
> dnsmasq-discuss-bounces at lists.thekelleys.org.uk] *On Behalf Of *Xander
> Victory
> *Sent:* Friday, June 24, 2016 4:21 PM
> *To:* dnsmasq-discuss at lists.thekelleys.org.uk
> *Subject:* [Dnsmasq-discuss] Win10 Dhcpv6 issue?
>
>
>
> I'm having some trouble getting windows 10 to keep its v6 lease, it seem
> to fail to renew.
>
> From packet sniffing it seems to just be ignoring DNSMasq's replies to the
> renew packets, and then falls back to soliciting continuously, despite
> being replied to.
>
> I've attached the pcap files (hopefully). Shows that it acquires it on
> reboot, but fails after the lease time is (about to?) expire - set at 2
> hours because of issues with the xbox one getting a new address each boot
> (you can see in the 2nd pcap that it renews its address just fine).
>
> Is windows 10 borked or is it something with my config? I'm unsure if this
> is a recent development or not to be honest.
>
> Not exactly related, but I've noticed that DNSMasq sends its v6 packets
> (router advertisements and dhcpv6) from the full link local address, even
> though the default address is a manually configured fe80::1
>
> relevant config:
>
>
> dhcp-host=id:00:01:00:01:1a:1b:af:8c:bc:5f:f4:d8:41:bc,[::3],bc:5f:f4:d8:41:bc,10.1.2.6,xander
> dhcp-range=br0,10.1.2.100,10.1.2.249,255.255.255.0,12h
> dhcp-range=br0,2001:44b8:610e:3c00::4,2001:44b8:610e:3c00::ffff,2h
> enable-ra
>
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