DHCP6 default router
Max Tulyev
maxtul at netassist.ua
Mon Dec 3 17:08:52 CET 2012
Router sends RA, and client _port_ receives it, checked with sniffer and
own notebook.
But autoconfig got well and it works well only on four(!) customers of
several thousands in total. I think it is too small.
Another about ten customers go through DHCP6 cycle and got PD prefix,
but do not use it.
Routers are property of customers, so there are a lot of different
routers customers bought by their own. The technology is ETTH, so
typical router is one Ethernet uplink, several Ethernet downlinks and WiFi.
03.12.12 16:02, Gert Doering написав(ла):
> Hi,
>
> On Mon, Dec 03, 2012 at 05:58:17PM +0200, Max Tulyev wrote:
>> In general, it doesn't work ;)
>>
>> So we are looking for which fault it is and what to do.
>
> a) if the router is not sending RAs, clients will not autoconfigure a
> default route
> -> either have the router send RAs, or configure static default routes
> on the clients
>
> b) if the router is sending RAs, but the clients ignore them, fix the
> config on the clients
> -Â> either it's the client firewall (permit ICMPv6!), or the client
> is configured to ignore RAs (accept_ra sysctl etc.)
>
> Gert Doering
> -- NetMaster
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