Cisco IOS OSPF Router ID
Cisco
Network Topology
What is the OSPF Router ID (RID)?
The OSPF Router ID (RID) is a 32-bit value used to uniquely identify an OSPF router in a network. The Router ID takes the form of an IPv4 network address (i.e.; 1.1.1.1) It is used by OSPF routers to iden...