I had the same problem and this tweak worked greatly!!!!
Thanks for the tweaking. It helped me too!!!
On Thu, Feb 22, 2018 at 2:58 PM, Ian MacDonald via PacketFence-users <
packetfence-users@lists.sourceforge.net> wrote:
> Further to my last post,
>
> A big thanks to William McLeod; His response instantly fixed our issue
> with Android 7.x clients.
>
> The fix is simple to implement directly through the GUI.
>
> It sounds like a small tweak to packetfence might be prudent, as I am sure
> Android 7 is well within the scope of a large number of end users.
>
> cheers,
> Ian
>
> On Thu, Feb 22, 2018 at 7:36 AM, William McLeod <wmcl...@nvt.co.uk> wrote:
>
>> Hi Guys,
>>
>>
>>
>> Sorry for sending this direct. I am not on the PacketFence mailing list
>> yet and my colleague sent your post through to me.
>>
>>
>>
>> We had the same issue and I spent some time doing diagnostics on this.
>>
>>
>>
>> All Android 7.x phones I tested including my own Samsung S8 got the
>> ‘Internet may not be available’ message. It seems to happen during initial
>> connection when they carry out a DNS query for ‘www.google.com’,
>> PacketFence sends back a CNAME=*captiveportal.fqdn* A=
>> *registration.ipaddress*. For whatever reason Android 7.x doesn’t like
>> this.
>>
>>
>>
>> To fix it I added ‘www.google.com’ to the DNS filter with an A record of
>> 127.0.0.1 and the Android 7.x phones automatically load the captive portal,
>> for reference here’s how:
>>
>>
>>
>> From Packetfence administration console, browse to 'Configuration' >
>> 'Advanced Access Configuration' > 'Filter Engines' > 'DNS Filters', add the
>> following lines of config at the bottom:
>>
>>
>>
>> *[www_google_com]*
>>
>> *filter = qname*
>>
>> *operator = regex*
>>
>> *value = www.google.com <http://www.google.com>*
>>
>>
>>
>> *[1:www_google_com]*
>>
>> *scope = registration*
>>
>> *answer = $qname 30 IN A 127.0.0.1*
>>
>> *rcode = NOERROR*
>>
>>
>>
>> Then click 'SAVE'
>>
>>
>>
>> Regards,
>>
>>
>>
>>
>>
>> William McLeod
>> Future Technology Group Director
>>
>
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