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Cisco OSPF Command and Configuration Handbook by William R. Parkhurst - Ph.D., CCIE #2969

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Chapter 1. OSPF Process Configuration Commands

router ospf process-id

Syntax Description:

  • process-id—The OSPF process ID. The range of values is 1 to 65535.

Purpose: Used to enable one or more OSPF processes on a router. The process ID is only significant on the local router. Use the no form of the command to remove an OSPF process.

Initial IOS Software Release: 10.0

Configuration Example: Enabling an OSPF Process

Before you enable an OSPF process, there must be at least one active interface with an assigned IP address. OSPF uses the highest IP address assigned to an active interface as the OSPF Router ID. If loopback interfaces have been configured, then OSPF will use the highest loopback address as the Router ID even if the highest loopback IP address ...

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