Question 81
Which of the following statements are correct regarding how OSPF detects old or duplicate LSAs? (Select 3 answers)
A. The lower the sequence number, the more recent the LSA.
B. The smaller the LS age, the more recent the LSA.
C. A router uses 0x80000001 as the sequence number when it generates the first LSA.
D. An LSA can be flushed from the routing domain by setting its LS age to equal the Maxage.
Question 82
What is the maximum number of bits that can be used for subnetting, when the netork address is a Class C address?
A. 6
B. 8
C. 12
D. 14
Question 83
Which of the following statements belong to BGP community attribute? (Select 3 answers)
A. NO_EXPORT
B. NO_ADVIERTISE
C. LOCAL_EXPORT_SUBCONFED
D. NO_BROADCAST
Question 84
A broadcast and an NBMA network, each having two or more routers, must have both DR and BDR.
A. TRUE
B. FALSE
Question 85
In which of the following states do BGP peers refuse to initiate or accept connection requests?
A. Established
B. OpenSent
C. Active
D. Idle
Question 86
Which of the following routing protocols support import-route? (Select 3 answers)
A. OSPF
B. RIP
C. BGP
D. Static
Question 87
What is the default network mask length of 219.25.23.56?
A. 8
B. 16
C. 24
D. 32
Question 88
The ABR of an NSSA does not advertise Type-4 and Type-5 LSAs to an NSSA instead it imports external routes into the NSSA,
A. TRUE
B. FALSE
Question 89
Each router running OSPF has a router ID which is a 32-bit integer to uniquely identify a router. Therefore, the router IDs must be different even if the routers are in different ASs.
A. TRUE
B. FALSE
Question 90
The import-route limit" command is used to set a maximum number of imported routes that can be imported into an OSPF routing process.
A. TRUE
B. FALSE
