Question 1

The OSPF protocol is run between CE and PE, when CE1 advertises the route of its site to CE2. Which of the following descriptions is incorrect?

Options :

A : whenPE2receivePE1sentBGProutedDomain IDcorrect for all when different from localLSA. PE2will generateType5LSAorType7 LSA

B : whenPE2receivePE1sentBGProutedDomain IDWhen the same as local, forTypel LSAandType2LSA. PE2will generateType3 LSA

C : whenPE2receivePEIsentBGProutedDomain IDSame as local forType3 LSA. PE2will generateType5 LSA

D : PEIconfiguredDomain IDcan be used asBGPThe extended community attribute of is sent with the route toPE2

Answer: C

Question 2

What are the wrong statements about OSPF's Router LSA and Network LSA?

Options :

A : runDSPFThe router must generateNetwork LSA

B : runOSPFThe router must generateRouter LSA

C : OSPFmust exist in the networkRouter LSAandNetwork LSA

D : Network LSA, Carry both topology and routing information

Answer: A,C

Question 3

the configuration file of the device. Is the following statement D wrong?

Options :

A : Regardless of whether the device is configured with apricotBPDU Tunnel,neither will be correctMSTPmake an impact

B : Port connected to user terminal equipmentMSTPWhether it is disabled or configured as an edge port

C : Check port configuration to confirm enableMSTPWhether the port is enabled with the protocol packet sending command. Such as:bpdu enable

D : Check if the port is added to the correct oneWLAN

Answer: A

Question 4

Which of the following statements about the MP_REA, CH_NLRI attribute of BGP4+ is correct?

Options :

A : The length of the next hop address can be16or3

B : AFI (address family)value is2,representIPv6

C : NLRIfield carryIPv6Routing prefix and mask information

D : the length of the next hop address is16Time,Network Address of Next Hopcarries the link-local address

Answer: A,B,C

Question 5

Which of the following are advantages of VLAN aggregation?

Options :

A : decreasedIPwaste of address

B : added availableM LANquantity

C : Increased addressing flexibility

D : accomplishSub-VLANIsolation between broadcast domains

Answer: A,D