Linux and ULA support and default route

Brian E Carpenter brian.e.carpenter at gmail.com
Thu Oct 13 06:16:26 CEST 2016


This creates a tricky problem for homenet, I think, but I agree that my CE
is doing what that requirement says. This also creates a truly annoying
coding problem for me, which I won't go into here (except to gripe that Linux
makes it very annoying indeed to discover your own global unicast address).

Thanks
   Brian

On 13/10/2016 16:55, Lorenzo Colitti wrote:
> The linux host is correctly not adding a default route because the RA
> specifies a router lifetime of 0, likely due to RFC 7084 requirement G-4.
> 
> On Wed, Oct 12, 2016 at 8:25 PM, Brian E Carpenter <
> brian.e.carpenter at gmail.com> wrote:
> 
>> I'll send you the RA packet off-list.
>>
>>     Brian
>>
>> On 13/10/2016 14:10, Brian E Carpenter wrote:
>>> On 13/10/2016 13:47, Lorenzo Colitti wrote:
>>>> On Wed, Oct 12, 2016 at 5:39 PM, Brian E Carpenter <
>>>> brian.e.carpenter at gmail.com> wrote:
>>>>
>>>>> But what it says (before I install the correct default route) is
>>>>>
>>>>> fd00::/64 via fe80::be05:43ff:fe8e:ce39 dev wlp2s0  proto ra  metric
>> 600
>>>>> pref medium
>>>>> fe80::/64 dev wlp2s0  proto kernel  metric 256  pref medium
>>>>>
>>>>> No default, as you can see.
>>>>>
>>>>
>>>> Do you have a tcpdump of the RA?
>>>
>>> No. Any suggestions how I can catch one? Would a Wireshark capture be
>> useful?
>>>
>>>     Brian
>>>
>>
> 



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