Packets DownRange
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.
If you’ve ever wondered how the capital I Internet actually works, you’re not alone! At its core, the Internet is a network of networks, and the way these networks connect has a big impact on the speed, cost, and reliability of our online lives. In this post, I’ll walk you through the basics of interconnection, … Read more
If VXLAN and EVPN are on your list to learn, here are some training courses for a great place to Start
Do you need help navigating your company’s interconnection strategy? I work with operators, ISPs, data centers, and content networks on interconnection-related matters. Here are some examples of how I can help you with: • Interconnection strategy and traffic engineering• Internet Exchange onboarding and expansion• Clean and accurate PeeringDB entries.• BGP policy design for IX, private … Read more
Autonomous System Provider Authorization (ASPA) addresses a longstanding gap in Border Gateway Protocol (BGP) security.
Roses are red. Packets are neat. I’d reroute the whole internet Just to land at your IP. You’re my default gateway When my heart drops a route. No packet loss here Just love, end-to-end, absolute. If life were BGP And paths split in two, I’d set local-pref high So I always choose you. Our chemistry’s … Read more
How Internet Service Providers can use AI – the 10,000 foot level
An AS-SET is a collection of Autonomous System Numbers grouped under a single name. Rather than listing each ASN individually in your routing policy, you just refer to the set, and the routing registry handles the details. You can think of it like a mailing list for networks.
When you check out a BGP route, you’ll notice several attributes that help routers decide which path to use. The Origin code is one of the simplest and is often overlooked
When your enterprise runs applications that customers or employees rely on every day, speed matters. A slow app can mean lost productivity, frustrated users, and even lost revenue. One way enterprises can improve application performance is through peering.
In this post, I will dive into what the no_export attribute is, how it works, and when you should use it.
Whether you’re a network engineer preparing for a cross-connect, an IT pro inspecting your new rack space, or a client touring a colocation facility, knowing what to expect can help you make the most of the visit.
This content is for Patreon subscribers of the j2 blog. Please consider becoming a Patreon subscriber for as little as $1 a month. This helps to provide higher quality content, more podcasts, and other goodies on this blog.To view this content, you must be a member of Justin’s Patreon at $3 or more Unlock with … Read more