Indonesian ISP Moratel announces Google's prefixes
Patrick W. Gilmore
patrick at ianai.net
Wed Nov 7 05:13:52 UTC 2012
On Nov 07, 2012, at 00:07 , Jian Gu <guxiaojian at gmail.com> wrote:
> Where did you get the idea that a Moratel customer announced a google-owned
> prefix to Moratel and Moratel did not have the proper filters in place?
> according to the blog, all google's 4 authoritative DNS server networks and
> 8.8.8.0/24 were wrongly routed to Moratel, what's the possiblity for a
> Moratel customers announce all those prefixes?
Ah, right, they just leaked Google's prefix. I thought a customer originated the prefix.
Original question still stands. Which attribute do you expect Google to set to stop this?
Hint: Don't say No-Advertise, unless you want peers to only talk to the adjacent AS, not their customers or their customers' customers, etc.
Looking forward to your answer.
--
TTFN,
patrick
> On Tue, Nov 6, 2012 at 9:02 PM, Patrick W. Gilmore <patrick at ianai.net>wrote:
>
>> On Nov 06, 2012, at 23:48 , Jian Gu <guxiaojian at gmail.com> wrote:
>>
>>> What do you mean hijack? Google is peering with Moratel, if Google does
>> not
>>> want Moratel to advertise its routes to Moratel's peers/upstreams, then
>>> Google should've set the correct BGP attributes in the first place.
>>
>> That doesn't make the slightest bit of sense.
>>
>> If a Moratel customer announced a Google-owned prefix to Moratel, and
>> Moratel did not have the proper filters in place, there is nothing Google
>> could do to stop the hijack from happening.
>>
>> Exactly what attribute do you think would stop this?
>>
>> --
>> TTFN,
>> patrick
>>
>>
>>> On Tue, Nov 6, 2012 at 3:35 AM, Anurag Bhatia <me at anuragbhatia.com>
>> wrote:
>>>
>>>> Another case of route hijack -
>>>>
>> http://blog.cloudflare.com/why-google-went-offline-today-and-a-bit-about
>>>>
>>>>
>>>>
>>>> I am curious if big networks have any pre-defined filters for big
>> content
>>>> providers like Google to avoid these? I am sure internet community
>> would be
>>>> working in direction to somehow prevent these issues. Curious to know
>>>> developments so far.
>>>>
>>>>
>>>>
>>>>
>>>> Thanks.
>>>>
>>>>
>>>> --
>>>>
>>>> Anurag Bhatia
>>>> anuragbhatia.com
>>>>
>>>> Linkedin <http://in.linkedin.com/in/anuragbhatia21> |
>>>> Twitter<https://twitter.com/anurag_bhatia>|
>>>> Google+ <https://plus.google.com/118280168625121532854>
>>>>
>>>
>>
>>
>>
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