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Computer Networks
Online Quiz
Q
An OSPF router receives an LSA. The router checks its sequence number and finds that this number is lower than the sequence number it already has. What does the router do with the LSA?
AA. Ignores the lsa
BB. Adds it to the database
CC. Sends newer lsu update to source router
DD. Floods the lsa to the other routers
Correct Answer:
C. C. Sends newer lsu update to source router
Explanation:
An OSPF router receives an LSA. If the router checks its sequence number and finds that this number is lower than the sequence number that it already has, the router sends newer LSU update to source router. The router then adds it to the database and floods it to the other routers.
