When two OSPF routers on a broadcast network are ready to exchange database descriptor packets, which router is responsible for setting the initial sequence number?

A.
the DR

B.
the BDR

C.
the router with the higher RID

D.
the router with the lower RID

Explanation:
For the Database Exchange process (ExStart) the router with the higherRID is designated the Master and is responsible for setting the sequencenumbers of the DD packets.

The higher of the two values is used for determining the priority. If the priority received in theHello is higher than the neighbor statement, the neighbor statement will be dynamically changedin the configuration to match the priority received in the Hello.