ISRO2014-16

Question

What is routing algorithm used by OSPF routing protocol?

• A. Distance vector
• B. Flooding
• C. Path vector
• D. Link state

Comments

Link State Routing   see page no 373 Tanenbaum

Answer 1

Link State Routing algorithm is used by OSPF routing Protocol.

REference : https://en.wikipedia.org/wiki/Open_Shortest_Path_First

Hence,option(d)Link State is the correct choice.

Answer 2

Answer : Link State 

Reference :http://www.metaswitch.com/resources/what-is-open-shortest-path-first-ospf

Answer 3

ans is (d)

Open Shortest Path First (OSPF) is a routing protocol for Internet Protocol (IP) networks. It uses a link state routing algorithm and falls into the group of interior routing protocols, operating within a single autonomous system (AS)

https://en.wikipedia.org/wiki/Open_Shortest_Path_First

Answer 4

OSPF always uses link state routing algorithm.