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CCNA Data Center DCICN 200-150 Official Cert Guide by Ozden Karakok, Cesar Obediente, Chad Hintz

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Chapter 16. IPv4 Routing Concepts

This chapter covers the following exam topics:

4.1. Describe and configure basic routing concepts

4.1.a. Packet forwarding

4.1.b. Router look-up process (exec mode, exec commands, configuration mode)

4.2. Describe the operation of Cisco routers

4.2.a. Router boot-up process

4.2.b. POST

4.3.c. Router components

Routers route IPv4 packets. That simple statement actually carries a lot of hidden meaning. For routers to route packets, routers follow a routing process. That routing process relies on information called IP routes. Each IP route lists a destination—an IP network, IP subnet, or some other group of IP addresses. Each route also lists instructions that tell the router where to forward packets sent to addresses ...

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