A lot of the issues I saw at customers seemed to be with older hardware/software combinations not handling the # of communities. Yesterday, it was a few prefixes (/22s from AS 50010) and today another from the same AS. The smaller gear choked and bounced sessions. I didn't see any of this with larger iron and newer software. Eric From: Outages [mailto:outages-bounces@outages.org] On Behalf Of Petter Bruland Sent: Wednesday, February 12, 2014 1:14 AM To: Chris Stone Cc: outages@outages.org Subject: Re: [outages] BGP down and bouncing with L3 AS3356 Been normal here for the last few hours, but we had the same BGP flapping issue with Level3 at Switch SuperNAP in Las Vegas. Petter Bruland | Network Engineer Allegiant Travel Company 8360 S. Durango Drive, Las Vegas, NV 89113 Phone: (702) 874-3332 | Cell: (702) 286-6549 petter.bruland@allegiantair.com <mailto:petter.bruland@allegiantair.com> http://www.allegiantair.com _____ From: Outages [outages-bounces@outages.org] on behalf of Chris Stone [cstone@axint.net] Sent: Tuesday, February 11, 2014 9:17 PM Cc: outages@outages.org <mailto:outages@outages.org> Subject: Re: [outages] BGP down and bouncing with L3 AS3356 All returned to normal here now for the last 2 hours. Chris Sent with MailDroid on my Samsung Galaxy 10.1 2014 tablet -----Original Message----- From: Tim Glen <tglen@asicentral.com <mailto:tglen@asicentral.com> > To: 'Charles Sprickman' <spork@bway.net <mailto:spork@bway.net> >, shaun coon <shauncoon2409@gmail.com <mailto:shauncoon2409@gmail.com> > Cc: "outages@outages.org <mailto:outages@outages.org> " <outages@outages.org <mailto:outages@outages.org> > Sent: Tue, 11 Feb 2014 9:20 PM Subject: Re: [outages] BGP down and bouncing with L3 AS3356 CASCADED EXTERNAL NOTES 12-Feb-2014 04:01:32 GMT From CASE: 7531588 - Event The IP NOC has advised that the issue is believed to have been mitigated. Operations Engineers are currently working to confirm that no further impact is being experienced at this time. Regards, Tim Glen Sr. Network Engineer Advertising Specialty Institute | Promoting SuccessT Email: tglen@asicentral.com <mailto:youraddress@asicentral.com> Phone: (215) 953-3692 Fax: (215) 953-3759 Web: www.asicentral.com <http://www.asicentral.com/> From: Outages [mailto:outages-bounces@outages.org] On Behalf Of Charles Sprickman Sent: Tuesday, February 11, 2014 10:42 PM To: shaun coon Cc: outages@outages.org <mailto:outages@outages.org> Subject: Re: [outages] BGP down and bouncing with L3 AS3356 Stable in NYC throughout, normal traffic levels as well. On Feb 11, 2014, at 9:23 PM, shaun coon wrote: Flapping in NYC since 8:07 PM EST. On Tue, Feb 11, 2014 at 9:21 PM, <alexzarris@yahoo.com <mailto:alexzarris@yahoo.com> > wrote: Down in Vancouver, BC area as well. We see drops out of Seattle. From: Outages [mailto:outages-bounces@outages.org <mailto:outages-bounces@outages.org> ] On Behalf Of Chris Stone Sent: Tuesday, February 11, 2014 5:46 PM To: outages@outages.org <mailto:outages@outages.org> Subject: [outages] BGP down and bouncing with L3 AS3356 Anyone else seeing L3 BGP sessions bouncing. Been up and down here in Denver since 18:01:43 MST. Feb 11 18:01:43 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Down Peer closed the session Feb 11 18:01:47 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Up Feb 11 18:04:25 core01 bgpd[1977]: %ADJCHANGE: neighbor 208.69.76.46 Down Peer closed the session Feb 11 18:04:34 core01 bgpd[1977]: %ADJCHANGE: neighbor 208.69.76.46 Up Feb 11 18:08:54 core01 bgpd[1977]: %NOTIFICATION: received from neighbor 4.28.16.137 4/0 (Hold Timer Expired) 0 bytes Feb 11 18:08:54 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Down BGP Notification received Feb 11 18:11:55 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Up Feb 11 18:14:55 core01 bgpd[1977]: %NOTIFICATION: sent to neighbor 4.28.16.137 4/0 (Hold Timer Expired) 0 bytes Feb 11 18:14:55 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Down BGP Notification send Feb 11 18:15:59 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Up Feb 11 18:19:18 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Down Peer closed the session Feb 11 18:23:06 core01 bgpd[1977]: %NOTIFICATION: sent to neighbor 4.28.16.137 4/0 (Hold Timer Expired) 0 bytes Feb 11 18:26:59 core01 bgpd[1977]: %NOTIFICATION: sent to neighbor 4.28.16.137 4/0 (Hold Timer Expired) 0 bytes Feb 11 18:27:50 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Up Feb 11 18:39:56 core01 bgpd[1977]: %NOTIFICATION: received from neighbor 4.28.16.137 4/0 (Hold Timer Expired) 0 bytes Feb 11 18:39:56 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Down BGP Notification received Feb 11 18:43:27 core01 bgpd[1977]: %NOTIFICATION: received from neighbor 4.28.16.137 4/0 (Hold Timer Expired) 0 bytes Feb 11 18:43:53 core01 bgpd[1977]: %ADJCHANGE: neighbor 4.28.16.137 Up Ticket opened, but not heard anything back yet. Chris -- Let's just say I was testing the bounds of society. I was just curious. -- Jim Morrison _______________________________________________ Outages mailing list Outages@outages.org <mailto:Outages@outages.org> https://puck.nether.net/mailman/listinfo/outages _______________________________________________ Outages mailing list Outages@outages.org <mailto:Outages@outages.org> https://puck.nether.net/mailman/listinfo/outages