I received an alert from Cyclops telling me a probe in AS513 had seen a
/32 that I announce to Cogent for one of our BGP sessions.
Did anyone else see this?
they allowed this to happen.
Cheers,
Zak Thompson
-Original Message-
From: ML [mailto:m...@kenweb.org]
Sent: Friday, October 02, 2009 7:23 AM
To: nanog@nanog.org
Subject: Cogent leaking /32s?
I received an alert from Cyclops telling me a probe in AS513 had seen a
/32 that I announce to Cogent
We had a problem with cogent about a year ago. Somehow.. cymru was
announcing a /32 of ours and black holing it for whatever reason. It
was removed but wasn't happy that cogent was allowing cymru to do this
sort of action. To this date we do not have a valid reason from cogent
on why they
On Fri, 2 Oct 2009, ML wrote:
I received an alert from Cyclops telling me a probe in AS513 had seen a /32
that I announce to Cogent for one of our BGP sessions.
Did anyone else see this?
Are you relying on the /24 filtering everybody does, or did you announce
it to them with NO-EXPORT set?
Yes, I absolutely love the /24 filtering everybody does. Internet
littering at its best.
http://thyme.apnic.net/current/data-badpfx-nos
Clue
On Fri, Oct 2, 2009 at 10:36 AM, Mikael Abrahamsson swm...@swm.pp.sewrote:
On Fri, 2 Oct 2009, ML wrote:
I received an alert from Cyclops telling me a
...@kenweb.org]
Sent: Friday, October 02, 2009 7:23 AM
To: nanog@nanog.org
Subject: Cogent leaking /32s?
I received an alert from Cyclops telling me a probe in AS513 had seen a
/32 that I announce to Cogent for one of our BGP sessions.
Did anyone else see this?
ML m...@kenweb.org writes:
I received an alert from Cyclops telling me a probe in AS513 had seen
a /32 that I announce to Cogent for one of our BGP sessions.
Did anyone else see this?
cyclops alerted me that the /32s my routers use got announced. I'm still
tying to figure out what's up.
Le vendredi 02 octobre 2009 à 10:54 -0500, Clue Store a écrit :
Yes, I absolutely love the /24 filtering everybody does. Internet
littering at its best.
http://thyme.apnic.net/current/data-badpfx-nos
Yes, nice...
mh
Clue
On Fri, Oct 2, 2009 at 10:36 AM, Mikael Abrahamsson
. To this date we do not have a valid reason from cogent
on why they allowed this to happen.
Cheers,
Zak Thompson
-Original Message-
From: ML [mailto:m...@kenweb.org]
Sent: Friday, October 02, 2009 7:23 AM
To: nanog@nanog.org
Subject: Cogent leaking /32s?
I
I called cogent. Best guess is that they leaked the /32 announcements
that people do for the peer a/b stuff. They normally filter them, and
don't have any recommendation about whether or not to set no export.
seph
seph s...@directionless.org writes:
ML m...@kenweb.org writes:
I received an
On Fri, Oct 02, 2009 at 10:54:13AM -0500, Clue Store wrote:
Yes, I absolutely love the /24 filtering everybody does. Internet
littering at its best.
http://thyme.apnic.net/current/data-badpfx-nos
There is no rule that says you have to filter at /24, or that no other
network may ever
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