Summary: The OSPF RID isn't a complicated concept, but there are details you must know in order to pass the CCNA! Learn these details from Chris Bryant, CCIE #12933. Keywords: cisco, ccna, exam, certification, ospf, rid, router, id, protocol, router, clear, ip, process, ccnp Article Body: OSPF is a major topic on your CCNA exam, as well it should be. OSPF is a widely-used WAN protocol, and you...