Re: request for help: 192.139.135.0/24

Any luck reaching AS4837? route-views>show ip bgp 192.139.135.0/24 longer-prefixes BGP table version is 103101215, local router ID is 128.223.51.103 Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, r RIB-failure, S Stale, m multipath, b backup-path,

Re: Best practices for BGP Communities

On 3/5/19, 6:04 PM, "NANOG on behalf of Job Snijders" wrote: On Sun, Mar 03, 2019 at 08:42:02PM -0500, Joshua Miller wrote: > A while back I read somewhere that transit providers shouldn't delete > communities unless the communities have a specific impact to their > network, but

Re: Verizon(AS701) announcing Comcast(AS7922) subnet 68.80.240.0/24

On 1/28/19, 2:08 PM, "Job Snijders" wrote: Can you create RPKI ROAs for the 68.80.0.0/13? That is the most unambiguous, programmatically verifiable statement Comcast can make about what the rouing intentions of its prefixes are. Job, Working on plans for 2019.

Re: Verizon(AS701) announcing Comcast(AS7922) subnet 68.80.240.0/24

Verizon has resolved the issue. Thanks everyone. On 1/28/19, 1:49 PM, "NANOG on behalf of Smith, Courtney" wrote: Verizon (AS701) is currently originating 68.80.240.0/24. This is part of 68.80.0.0/13 allocated to Comcast (AS7922). We have reached out to Verizo

Verizon(AS701) announcing Comcast(AS7922) subnet 68.80.240.0/24

Verizon (AS701) is currently originating 68.80.240.0/24. This is part of 68.80.0.0/13 allocated to Comcast (AS7922). We have reached out to Verizon to stop the announcement. Until that occurs, we request you block the 68.80.240.0/24 announcement. Thanks. route-views>show clock 18:35:15.335

Re: Need Comcast IPv6 routing assistance please

Will get appropriate folks engaged. Thanks. -Original Message- From: NANOG on behalf of David Sotnick Date: Monday, May 23, 2016 at 1:59 PM To: "nanog@nanog.org" Subject: Need Comcast IPv6 routing assistance please

Anyone from AS6983 here?

AS6983 is announcing a /24 out of space allocated to AS7922. Having trouble getting sorted out with 6983’s NOC. Thanks. route-server.phx1show ip bgp 198.0.0.0/16 long BGP table version is 1479726026, local router ID is 67.17.81.28 Status codes: s suppressed, d damped, h history, * valid,

Re: Anyone from AS6983 here?

A few folks replied off=list. This has been resolved. Thanks. On 10/16/14, 4:39 PM, Smith, Courtney courtney_sm...@cable.comcast.com wrote: AS6983 is announcing a /24 out of space allocated to AS7922. Having trouble getting sorted out with 6983¹s NOC. Thanks. route-server.phx1show ip bgp

RE: Possible Comcast Load Balancing issues in Chicago?

Looking into. -Original Message- From: NANOG [mailto:nanog-boun...@nanog.org] On Behalf Of Metro-Inet Netops Sent: Thursday, May 15, 2014 11:10 AM To: nanog@nanog.org Subject: Possible Comcast Load Balancing issues in Chicago? It’s possible I’m missing something, but it looks like

RE: Possible Comcast Load Balancing issues in Chicago?

PM To: Smith, Courtney; Metro-Inet Netops Cc: nanog@nanog.org Subject: RE: Possible Comcast Load Balancing issues in Chicago? Seems to have cleared up about 30 minutes ago. Thanks, Mark Mayfield City of Roseville – AS 54371 Network Systems Engineer 2660 Civic Center Drive Roseville, MN 55113 651

Trouble viewing slides for Automated Configuration and Validation of a Large Scale Network

I am having trouble view the slides for this morning's presentation by Vijay Gill. It appears conversion from power point to a PDF cropped the slides. Can someone else try? Is there an email for reporting issues with the slides? Thanks.

Generating IPv6 list with filtergen.level3.net

Anyone out there know how to generate a IPv6 list Level3's filtergen? I tried Google but didn't find anything. () ascii ribbon campaign - against html e-mail /\ www.asciiribbon.org - against proprietary attachments

RE: Generating IPv6 list with filtergen.level3.net

() ascii ribbon campaign - against html e-mail /\ www.asciiribbon.org - against proprietary attachments -Original Message- From: Kevin Epperson [mailto:epper...@colorado.edu] Sent: Wednesday, November 02, 2011 10:00 PM To: Smith, Courtney Cc: 'nanog@nanog.org' Subject: Re: Generating IPv6

RE: Is Comcast on the east coast having trouble?

Are you still seeing the problem? We believe we have isolated the problem circuit. Courtney Smith Network Engineer Comcast, National Engineering Technical Operations -Original Message- From: Mike Maberry [mailto:mmabe...@gmail.com] Sent: Thursday, May 21, 2009 10:37 PM To:

RE: Comcast issues anyone?

This issue has been resolved. Global Crossing corrected routing error in their network. Thank you for your patience. Courtney Smith Backbone Service Desk Comcast National Engineering Technical Operations -Original Message- From: National Network Desk Sent: Thursday, July 17, 2008