O'Reilly logo

CCNA Practice Questions (Exam 640-802), Third Edition by Jeremy CCIE No. 11727 Cioara

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Answers and Explanations

  1. C, E. Using the command network 172.0.0.0 0.255.255.255 will activate the OSPF process on any interface that begins with 172. Because all interfaces on R1 begin with 172, the objective is accomplished. Using the command network 0.0.0.0 255.255.255.255 will activate OSPF on all interfaces regardless of their IP address. Answers A and B are incorrect because OSPF uses the wildcard mask with the network statement rather than the subnet mask. Answer D is incorrect because you cannot use a “range” style command with OSPF.

  2. D. The show ip route command shows what routes are available for the router. In this case, the information in the brackets is the administrative distance and metric (bandwidth and delay) of the EIGRP route. ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required