OSPF is the most widely used routing protocol in networking. Knowing the types of OSPF routers and, most importantly, Area Border Routers in OSPF becomes crucial to understanding the overall design and configuration of OSPF. This article will discuss the…
OSPF Link State Advertisements – All 11 OSPF LSA Types Explained An important part of OSPF is the Link State Advertisements (LSAs). LSAs are generated by every router in the AS and contain information about the router’s links and connected…
The OSPF Neighbor States Explained with Infographic I recommend you read my previous blog post about OSPF and how it works first. This article will help you understand different OSPF states and the importance of forming and maintaining OSPF neighbors. Let us…
In this article, we’ll discuss What is OSPF in networking and how OSPF works? We will also define its basic concepts, like why and how OSPF forms neighbors, its Pros and Cons, OSPF message format, and its packets. What is OSPF in…
In this post, we’ll define what is Routing Information Protocol or RIP and how it works, and show its pros and cons before diving into details like versions (RIP v1 and v2), timers, update types, and configuration. We will also discuss split…