某物业服务企业管理有多层住宅250万m2，则该企业在管理面积方面符合的物业服务企业资质等级为（)。A

A. It has a better router ID

B. It advertises a lower autonomous system

C. It advertises t he best AS - path

D. It advertises the best local preference

E. It advertises the best origin code

F. It advertises the best MED

A.The router is in area 49.0001.0002

B.The router acts as a Level 1 - 2 router

C.CLNS routing is enable d for the router

D.The router has a system ID of 0003.0004

E.The interfaces have a functional IS - IS configuration

F.The network service access point selector (NSEL) byte has a value of 0

A. router rip

B. router eigrp 10

C. redistribute eigrp 10

D. redistribute rip

E. default - metric 10000 100 255 1 1500

F. default - metric 5

Refer to the exhibit. All routers have Protocol Independent Multicast (PIM) enabled interfaces. On the basis of the configuration provided on routers R1 and R2, which router will take on the func tion of rendezvous point (RP) for the multicast network？ （）

A. both routers R1 and R2

B. router R1

C. router R2

D. none of the routers since they are not configured with static RP

A.As numbers must be changed to match on all the routers.

B.Loopback interface must be configured so a DR is elected.

C.The no auto-summary command is needed on Router A and Router C.

D.Router B needs to have two network statements, one for each connected network.

A. the serial 1/1 address

B. the serial 2/0 address

C. a randomly generated internal address

D. the configured router - id address

A. All interfaces will be in area 0

B. The router will be an ABR with s1/0 in area 0 and f0/0 and 0/1 in area 1

C. The route r will be an ABR with s1/0 in area 0 and f0/0 and 0/1 in area 2

D. The router will be an ABR with s1/0 in area 0, f0/0 in area 1, and f0/1 in area 2

A. Router RTA is the BDR

B. Router RTA is directly connected to interface 192.168.45.1

C. Neighbor 192.168.45.1 has changed its OSPF priority number

D. Router RTA and neighbor 192.168.45.2 are exchanging OSPF LSAs

A. 0

B. 1

C. 2

D. 3

E. 4

F. 5

A.The loopback addresses are on different subnets

B.The value of the dead timers on the router are different

C.Route summarization is enabled on both routers

D.The process indentifier on router A is different than the process identifier on router B