OSPF on Dennis Mwangihttps://dennismwangi.com/tags/ospf/Recent content in OSPF on Dennis MwangiHugoen-usFri, 04 Sep 2026 00:00:00 +0000Part 1: Laying the Physical Foundationhttps://dennismwangi.com/ospf/ospf-part-1-physical-foundation/Fri, 04 Sep 2026 00:00:00 +0000https://dennismwangi.com/ospf/ospf-part-1-physical-foundation/<p>Before diving into OSPF adjacency states and Link-State Advertisements (LSAs), we require a physical baseline. Part 1 establishes our 6-node Nokia SR OS environment in Containerlab, laying down the physical interfaces, point-to-point <code>/30</code> subnets, and system loopbacks needed before bringing up dynamic routing.</p> <blockquote> <p><strong>CLI Note:</strong> All configuration snippets and output examples in this series are written using <strong>Nokia SR OS MD-CLI</strong> (Model-Driven CLI). If you are adapting these examples for Classic CLI, context paths and edit modes will differ.</p>