{"id":59,"date":"2005-06-21T08:50:03","date_gmt":"2005-06-21T13:50:03","guid":{"rendered":"https:\/\/dillernet.com\/apple\/?p=59"},"modified":"2005-06-21T08:50:03","modified_gmt":"2005-06-21T13:50:03","slug":"bgp-routing-policies-in-isp-networks","status":"publish","type":"post","link":"https:\/\/dillernet.com\/apple\/2005\/06\/21\/bgp-routing-policies-in-isp-networks\/","title":{"rendered":"BGP Routing Policies in ISP networks"},"content":{"rendered":"<p>For something a bit more technical, take a look at the <a href=\"http:\/\/www.cs.berkeley.edu\/~mccaesar\/papers\/policies.pdf\">below paper<\/a>. It&#8217;s short (7 pages) and gives a great overview of BGP in ISP networks- why they do it, what it does and how you can have fun with BGP. I&#8217;ve often wondered about BGP is really used in these situations, but never came across something as clear as this. <\/p>\n<p><span style=\"font-size: 9px; font-family: monospace;\">From: Matthew Caesar <mccaesar @cs.berkeley.edu><br \/>\nDate: March 31, 2005 1:45:28 PM EST<br \/>\nTo: nanog@merit.edu<br \/>\nSubject: BGP routing policies in ISP networks<\/p>\n<p>Hi NANOG,<\/p>\n<p>Jennifer Rexford and I have written an overview of how BGP routing  policies are done in ISP networks. The goal was to write a kind of  tutorial that students learning about BGP and people new to the  field could use to better understand some of the issues involved in  setting up a BGP network, peering with neighbors, etc. We aimed to  provide a taxonomy of policies commonly used, the goals motivating  them, and a high-level overview of how they are implemented at  routers, and we tried to discuss some of the complex issues that  can arise which make the job of a network operator so challenging.<\/p>\n<p><a href=\"http:\/\/www.cs.berkeley.edu\/~mccaesar\/papers\/policies.pdf\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Click to access policies.pdf<\/a><\/p>\n<p>We&#8217;d really appreciate your comments on the work. We&#8217;d also enjoy  learning about other types of policies that network operators use,  or other issues you&#8217;ve run into when implementing policies in your  networks.<\/p>\n<p>Thanks,<br \/>\nMatt<br \/>\n<\/mccaesar><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>For something a bit more technical, take a look at the below paper. It&#8217;s short (7 pages) and gives a great overview of BGP in ISP networks- why they do it, what it does and how you can have fun with BGP. I&#8217;ve often wondered about BGP is really used in these situations, but never [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[6],"tags":[],"class_list":["post-59","post","type-post","status-publish","format-standard","hentry","category-tech"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p3PE01-X","jetpack-related-posts":[{"id":982,"url":"https:\/\/dillernet.com\/apple\/2024\/03\/15\/apple-ip-gatekeeping-in-2024\/","url_meta":{"origin":59,"position":0},"title":"Apple IP Gatekeeping in 2024","author":"dillera","date":"March 15, 2024","format":false,"excerpt":"Feb 2025 - it's a year later and i'll update things here with any new information that comes out. 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