BGP and MTU Deep Dive
A long long time ago, BGP implementations would use a Maximum Segment Size (MSS) of 536 bytes for BGP peerings. […]
BGP
May 2025
Routing
Understanding Shortest Path First
Link state protocols like OSPF and IS-IS use the Shortest Path First (SPF) algorithm developed by Edsger Dijkstra. Edsger was
Routing
IS-IS Behavior on Multi-Access Networks
In many ways, IS-IS is a simpler, and perhaps more elegant, routing protocol than OSPF. However, it often gets misunderstood.