Which of the following statements about IS-IS LSDB synchronization on the broadcast network, shown in the diagram, is true?

Question

Riaan Cilliers · Accepted Answer

R2 functions as the DIS and periodically sends CSNPs

Riaan Cilliers · Answer

R2 functions as the DIS and sends Hello PDUs at an interval three times that of non-DIS routers

Riaan Cilliers · Answer

R1 and R3 maintain the LSDB consistency by sending PSNPs periodically

Riaan Cilliers · Answer

R2 functions as the DIS and does not receive PSNPs from other routers

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