Area Border Router (ABR) in OSPF — Role, LSA Types and Summarisation
An ABR connects an OSPF area to the backbone, keeps a separate LSDB per area, generates Type 3 LSAs, and…
OSPF Home / Category: OSPF
Category: OSPF
OSPF 
OSPF What is the Backbone Area in OSPF? Detail Explained
What is the Backbone Area of OSPF? The Backbone Area is the central area of an Open Shortest Path First…
OSPF OSPF States Explained — DR/BDR Election and Neighbor Adjacency
OSPF neighbours pass through Down, Init, 2-Way, ExStart, Exchange, Loading and Full. What each state means, where adjacencies get stuck,…
OSPF What is OSPF Open Shortest Path First: Detail Explained
What is OSPF in Networking? Open Shortest Path First (OSPF) is a link-state routing protocol for Internet Protocol (IP) networks.…
OSPF NSSA Not So Stubby Area: Detail Explained
What is NSSA Not So Stubby Area in OSPF? Not So Stubby Area (NSSA) is a type of Open Shortest…