Re: Kenyan Route Hijack

2008-03-16 Thread Glen Kent
Paul, Also: I have seen instances where a static route points to a next hop that (inadvertently) may be redistribute-static injected into BGP. This happens occasionally due to ad hoc configurations, back- hole null routing, etc. And why would an ISP locally try to blackhole traffic

Re: Kenyan Route Hijack

2008-03-16 Thread Paul Ferguson
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 - -- Glen Kent [EMAIL PROTECTED] wrote: If its done intentionally then it would only make sense if theres a DOS attack coming from that address block, or if theres something blasphemous put up there. If none of these, then why locally blackhole

Re: Kenyan Route Hijack

2008-03-16 Thread Christopher Morrow
On Sun, Mar 16, 2008 at 2:07 AM, Glen Kent [EMAIL PROTECTED] wrote: Paul, Also: I have seen instances where a static route points to a next hop that (inadvertently) may be redistribute-static injected into BGP. This happens occasionally due to ad hoc configurations, back-

Re: Kenyan Route Hijack

2008-03-16 Thread Felix Bako
Thank guyz for your Help. Above.net finaly resolved the issue Regards Felix Paul Ferguson wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 - -- Glen Kent [EMAIL PROTECTED] wrote: If its done intentionally then it would only make sense if theres a DOS attack coming from that

Re: Kenyan Route Hijack

2008-03-16 Thread Matt
Did they provide a reason for the outage? If so, please let us know what the issue was. Felix Bako wrote: Thank guyz for your Help. Above.net finaly resolved the issue Regards Felix Paul Ferguson wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 - -- Glen Kent [EMAIL PROTECTED]

Re: Kenyan Route Hijack

2008-03-16 Thread Kameron Gasso
Christopher Morrow wrote: I think it was Abovenet that blackholed a /24 of (I want to say MAPS, but that's not right) an anti-spam-RBL sometime pre-1999? If I'm not mistaken, that was ORBS. perhaps they had a significant number of complaints about the address block and no reaction from the

Re: Kenyan Route Hijack

2008-03-16 Thread Alastair Johnson
Kameron Gasso wrote: Christopher Morrow wrote: I think it was Abovenet that blackholed a /24 of (I want to say MAPS, but that's not right) an anti-spam-RBL sometime pre-1999? If I'm not mistaken, that was ORBS. Correct. A particularly interesting case, since ORBS' transit provider was

AW: Kenyan Route Hijack

2008-03-16 Thread Gunther Stammwitz
Helo Felix, If I were you I'd ask above.net for a _very detailed_ explanation that includes a statement of their management as well as a plan how to avoid such a situation in the future. Fell free to sue them for stealing your prefix and disturbing your connectivity. 20 hours of outage...

Re: Kenyan Route Hijack

2008-03-16 Thread Jon Lewis
On Mon, 17 Mar 2008, Alastair Johnson wrote: Correct. A particularly interesting case, since ORBS' transit provider was also a transit customer of Above.net. Said transit provider would announce their /16s, of which ORBS sat in a /24 or two of, and have their traffic blackholed. IIRC

Re: Kenyan Route Hijack

2008-03-16 Thread John Payne
On Mar 16, 2008, at 2:36 AM, Christopher Morrow wrote: I think it was Abovenet that blackholed a /24 of (I want to say MAPS, but that's not right) an anti-spam-RBL sometime pre-1999? ORBS, and the only reason it became such a big deal was that Abovenet was the upstream of ORBS' upstream.

Re: Kenyan Route Hijack

2008-03-16 Thread Barry Shein
On March 16, 2008 at 06:25 [EMAIL PROTECTED] (Paul Ferguson) wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 - -- Glen Kent [EMAIL PROTECTED] wrote: If its done intentionally then it would only make sense if theres a DOS attack coming from that address block, or if theres

Re: Kenyan Route Hijack

2008-03-16 Thread Paul Vixie
[EMAIL PROTECTED] (John Payne) writes: I think it was Abovenet that blackholed a /24 of (I want to say MAPS, but that's not right) an anti-spam-RBL sometime pre-1999? ORBS, and the only reason it became such a big deal was that Abovenet was the upstream of ORBS' upstream. And that's