Which statement describes the process ID that is used to run OSPF on a router?

The correct answer is B. It is locally significant and is used to identify an instance of the OSPF database.. The OSPF process ID is locally significant only - it exists solely on the router where it is configured and does not need to match on neighboring routers. Its purpose is to identify a specific instance of the OSPF database running on that router, which allows multiple OSPF proces

Implement a Scalable OSPF Based Solution

Question

Which statement describes the process ID that is used to run OSPF on a router?

Exhibit

Options

AIt is globally significant and is used to represent the AS number.
BIt is locally significant and is used to identify an instance of the OSPF database.
CIt is globally significant and is used to identify OSPF stub areas.
DIt is locally significant and must be the same throughout an area.

How the community answered

(18 responses)

A
6% (1)
B
94% (17)

Explanation

The OSPF process ID is locally significant only - it exists solely on the router where it is configured and does not need to match on neighboring routers. Its purpose is to identify a specific instance of the OSPF database running on that router, which allows multiple OSPF processes to run simultaneously on the same device. It has no relationship to AS numbers (that is BGP), stub areas, or area-wide requirements.

Topics

#OSPF process ID#local significance#OSPF instance#router configuration

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