Re: nd6_setmtu0: new link MTU on iwn0 (576) is too small for IPv6 which needs 1280

[Joerg Sonnenberger <joerg%britannica.bec.de@localhost>]

On Fri, Dec 05, 2014 at 09:36:38AM +0000, Ottavio Caruso wrote:
> On 4 December 2014 at 13:31, Joerg Sonnenberger <joerg%britannica.bec.de@localhost> wrote:
> > On Thu, Dec 04, 2014 at 01:19:40PM +0000, Ottavio Caruso wrote:
> >> On 4 December 2014 at 11:54, Joerg Sonnenberger <joerg%britannica.bec.de@localhost> wrote:
> >> > On Tue, Dec 02, 2014 at 10:21:58PM +0100, Ottavio Caruso wrote:
> >> >> I have a problem with wireless connection and Netbsd that I don't have
> >> >> with Windows 7 and Linux.
> >> >
> >> > Do you run dhcpcd?
> >>
> >> Yes, I do and have done for a while. However I have only had this
> >> problem since I have moved.
> >
> > Can you try adding -C mtu to the dhcpcd flags?
> 
> I have decided to move to dhclient and that will do for me. It looks
> like it's common behaviour for dhcpcd to set it to a safe value and I
> am too tired to investigate why.

No, it is not. But dhcpcd honors MTU options send by the server and
dhclient ignores them.

Joerg