BGP Local Pref and how it can influence traffic
what does “bgp local-pref” do for me? The short answer is it allows you to prefer which direction a traffic will flow to a given destination
Internet Architecture
Interconnection, peering, Data centers. How the Internet works. IXPs, transit, and other topics. Routing and Control Planes such as BGP and OSPF protocols. RPKI and IP resources are also covered.
Hurricane Electric route table over 800,000 routes
Had a Hurricane peer without any filtering or the like reach over 800,000 routes toda
Want to attend a NANOG meeting?
If you are a network operator you may have heard of NANOG and their meetings. Here is the upcoming schedule until 2022
Need an ASN, IP space? I have a package for you.
Are you intimidated by getting an ASN to participate in BGP? Need help with routing registries?
Cisco ORF (Outbound route filtering)
Outbound Route Filtering (ORF) is a Cisco proprietary feature that prevents the unnecessary exchanging of routes that are subject to inbound filtering.
ARIN suspends Cogent’s access to ARIN whois
ARIN has repeatedly informed Cogent that their use of the ARIN Whois for solicitation is contrary to the terms of use and that they must stop
Geospatial Utility Infrastructure Data Exchange Procedural Guide
This guide is put out by the Michigan Department of Transportation. Some good useful stuff in here that applies to all fiber contractors. It’s a good quick read for those of you getting into fiber. You can skip over large sections and still get some information out of it. Geospatial Utility Infrastructure Data Exchange (GUIDE) … Read more
EVPNs: The answer to your MPLS issues
So as we dive into What is EVPN I want you to know I am approaching this from a service provider standpoint.
Route Server Diagram for an IX
Normally on a peering exchange, all connected parties will establish bilateral peering relationships with each other customer connected to the exchange. As the number of connected parties increases, it becomes increasingly more difficult to manage peering relationships with customers of the exchange. However, by using route servers for peering relationships, the number of BGP sessions … Read more