I don't know what Google and Moratel's peering agreement, but "leak"? educate me, Google is announcing /24 for all of their 4 NS prefix and 8.8.8.0/24 for their public DNS server, how did Moratel leak those routes to Internet?
On Tue, Nov 6, 2012 at 9:13 PM, Patrick W. Gilmore <patr...@ianai.net>wrote: > On Nov 07, 2012, at 00:07 , Jian Gu <guxiaoj...@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 <patr...@ianai.net > >wrote: > > > >> On Nov 06, 2012, at 23:48 , Jian Gu <guxiaoj...@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 <m...@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> > >>>> > >>> > >> > >> > >> > > >
