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At which interval does OSPF refresh LSAs?
D. 1 hour
D. 1 hour
See lessDBD packets are involved during which two states?
A. exstart and exchange
A. exstart and exchange
See lessWhich multicast address does the OSPF Hello protocol use?
A. 224.0.0.5
A. 224.0.0.5
See lessWhich packet is NOT an OSPF packet type?
D. query
D. query
See lessWhat is the IP protocol number for OSPF packets?
A. 89
A. 89
See lessThe outcome of Dijkstra’s calculation is used to populate the _______
B. routing table
B. routing table
See lessIn OSPF header, which field is used to detect errors in the packet?
D. checksum explanation:-The checksum field is used to detect errors. It makes sure that the dataportions that are being sent are all in integrity. It can detect duplicated bits. Once anerror is detected, the sender has to re-transmit the data as it won’t receive anacknowledgment.
D. checksum
See lessexplanation:-The checksum field is used to detect errors. It makes sure that the
dataportions that are being sent are all in integrity. It can detect duplicated bits. Once
anerror is detected, the sender has to re-transmit the data as it won’t receive
anacknowledgment.
Which of the following is not a type of OSPF packet?
nk-state response explanation:-The five types of OSPF packets are: Hello, Database description, Linkstaterequest, Link-state update, and Link-state ACK. There is no Link-state responsepacket; the neighbor router sends a Link-state update packet as a response to theLinkstate request packet if there iRead more
nk-state response
See lessexplanation:-The five types of OSPF packets are: Hello, Database description,
Linkstaterequest, Link-state update, and Link-state ACK. There is no Link-state
responsepacket; the neighbor router sends a Link-state update packet as a response
to theLinkstate request packet if there is an update in the routing table
In OSPF, which protocol is used to discover neighbour routers automatically?
D. hello protocol
D. hello protocol
See lessThe computation of the shortest path in OSPF is usually done by ____________
C. dijkstra’s algorithm
C. dijkstra’s algorithm
See less