Date: Sat, 13 Aug 2022 20:54:14 +0100 From: Nuno Teixeira <eduardo@freebsd.org> To: Bob Bishop <rb@gid.co.uk> Cc: FreeBSD CURRENT <freebsd-current@freebsd.org>, "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org> Subject: Re: [iwlwifi] ipv6 connection problem Message-ID: <CAFDf7UK2XmCVJZ%2BzajFS2xRApt9auAHhrprdAhfSxhGrPqfvGQ@mail.gmail.com> In-Reply-To: <36354E43-2904-42F8-935B-FF1B83B34A60@gid.co.uk> References: <CAFDf7ULaHmG-yr7_nbi0rWFD3KbNi237FvfFCJGDdBQV0WTP2A@mail.gmail.com> <alpine.BSF.2.00.2208072108480.68830@ai.fobar.qr> <CAFDf7ULG6F3v8=VWaCw8Qe2-iBnctHo1ij2WzFPX034EzXDeXw@mail.gmail.com> <4f79dfa8-b8bd-3222-d4de-18714c1f9b6a@plan-b.pwste.edu.pl> <CAFDf7UK9v-1%2BEM35aXS8ER%2B86nzoKizkfrmTiAdcs96FKJSU0g@mail.gmail.com> <36354E43-2904-42F8-935B-FF1B83B34A60@gid.co.uk>
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--00000000000017dc4105e624c4e4 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi, Without "ifconfig_re0=3D=E2=80=9CDHCP" re0 assumes only an ipv6 address and= looses internal 192.168.1.xxx ipv4 address. No connection to internet. I've used ifconfig_wlan0=3D"WPA" instead of ifconfig_wlan0=3D"WPA SYNCDHCP"= and no carrier. Bob Bishop <rb@gid.co.uk> escreveu no dia s=C3=A1bado, 13/08/2022 =C3=A0(s)= 18:50: > Hi, > > > On 12 Aug 2022, at 13:00, Nuno Teixeira <eduardo@FreeBSD.org> wrote: > > > > Hi Merek, > > > >> If you are connecting to IPv6 only WLAN than you can probably either > >> disable DHCP (if the RDNSS is provided for this network): > >> ifconfig_wlan0=3D"WPA up" > >> or install dhcp client capable of acquiring DHCPv6 lease and use it > >> instead of standard dhclient(8) from the base which doesn't support > DHCPv6. > >> > > I've tried ifconfig_wlan0=3D"WPA up" and it crashes os. > > > > You saying that base dhcp doesn't support ipv6 but it works fine with > ehternet: > > --- > > ifconfig_re0=3D"DHCP" > > ifconfig_re0_ipv6=3D"inet6 accept_rtadv" > > rtsold_enable=3D"YES" > > --- > > Above is kind of mixed up. I think the `ifconfig_re0=3D=E2=80=9CDHCP=E2= =80=9D=E2=80=99 is > superfluous, your interface will be getting assigned its address by the > router using stateless autoconfiguration not DHCP. > > Perhaps trying to configure both stateless autoconfiguration and DHCP is > upsetting your wireless interface. > > DHCP is almost never required with IPv6. > > > > > Any clues? > > > > Thanks > > -- > Bob Bishop > rb@gid.co.uk > > > > > --=20 Nuno Teixeira FreeBSD Committer (ports) --00000000000017dc4105e624c4e4 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr"><div>Hi,</div><div><br></div><div>Without "ifconfig_r= e0=3D=E2=80=9CDHCP" re0 assumes only an ipv6 address and looses intern= al 192.168.1.xxx ipv4 address.</div><div>No connection to internet.</div><d= iv><br></div><div>I've used ifconfig_wlan0=3D"WPA" instead of= ifconfig_wlan0=3D"WPA SYNCDHCP" and no carrier.<br></div></div><= br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">Bob Bis= hop <<a href=3D"mailto:rb@gid.co.uk">rb@gid.co.uk</a>> escreveu no di= a s=C3=A1bado, 13/08/2022 =C3=A0(s) 18:50:<br></div><blockquote class=3D"gm= ail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,= 204,204);padding-left:1ex">Hi,<br> <br> > On 12 Aug 2022, at 13:00, Nuno Teixeira <eduardo@FreeBSD.org> wr= ote:<br> > <br> > Hi Merek,<br> > <br> >> If you are connecting to IPv6 only WLAN than you can probably eith= er <br> >> disable DHCP (if the RDNSS is provided for this network):<br> >> ifconfig_wlan0=3D"WPA up"<br> >> or install dhcp client capable of acquiring DHCPv6 lease and use i= t <br> >> instead of standard dhclient(8) from the base which doesn't su= pport DHCPv6.<br> >> <br> > I've tried ifconfig_wlan0=3D"WPA up" and it crashes os.<= br> > <br> > You saying that base dhcp doesn't support ipv6 but it works fine w= ith ehternet:<br> > ---<br> > ifconfig_re0=3D"DHCP"<br> > ifconfig_re0_ipv6=3D"inet6 accept_rtadv"<br> > rtsold_enable=3D"YES"<br> > ---<br> <br> Above is kind of mixed up. I think the `ifconfig_re0=3D=E2=80=9CDHCP=E2=80= =9D=E2=80=99 is superfluous, your interface will be getting assigned its ad= dress by the router using stateless autoconfiguration not DHCP.<br> <br> Perhaps trying to configure both stateless autoconfiguration and DHCP is up= setting your wireless interface.<br> <br> DHCP is almost never required with IPv6.<br> <br> > <br> > Any clues?<br> > <br> > Thanks<br> <br> --<br> Bob Bishop<br> <a href=3D"mailto:rb@gid.co.uk" target=3D"_blank">rb@gid.co.uk</a><br> <br> <br> <br> <br> </blockquote></div><br clear=3D"all"><br>-- <br><div dir=3D"ltr" class=3D"g= mail_signature"><div dir=3D"ltr"><span style=3D"color:rgb(102,102,102)">Nun= o Teixeira<br>FreeBSD Committer (ports)</span></div></div> --00000000000017dc4105e624c4e4--
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