單項選擇題Which IS - IS router is equivalent to an ABR in OSPF?()

A. Level 2 - 3
B. Level 1 - 2
C. Level 2
D. Level 0
E. Level 3
F. Level 1


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1.多項選擇題During a redistribution of routes from OSPF into EIGRP, an ad ministrator notices that none of the OSPF routes are showing in EIGRP. What are two possible causes?()

A. incorrect distribute lists have been configured
B. missing ip classless command
C. CEF not enabled
D. no default metric configured for EIGRP

4.單項選擇題

Refer to the exhibit. EIGRP has been configured on al l routers in the network. The command metric weights 0 0 1 0 0 has been added to the EIGRP process so that only the delay metric is used in the path calculations. Which router will R1 select as the successor and feasible successor for Network A?()

A. R 4 becomes the successor for Network A and will be placed in the routing table. R2 becomes the feasible successor for Network A
B. R4 becomes the successor for Network A and will be included in the routing table. No feasible successor will be selected a s the advertised distance from R2 is higher than the feasible distance
C. R2 becomes the successor and will be placed in the routing table. R4 becomes the feasible successor for Network A
D. R2 becomes the successor and will be placed in the routing t able. No feasible successor will be selected as the reported distance from R4 is lower than the feasible distance

5.單項選擇題What is the MAC address that comes from the multicast address 239.255.0.1?()

A. 01 - 00 - 5e - 7f - 00 - 01
B. 01 - 01 - ef - ff - 00 - 01
C. 00 - 00 - 00 - 7f - 00 - 01
D. 10 - 00 - ef - ff - 00 - 01

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