chapter_9 - Todd Lammles CompTIA Network Chapter 9...

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Click to edit Master subtitle style Todd Lammle’s CompTIA Network+ Chapter 9: Introduction to IP Routing Instructor:
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Chapter 9 Objectives The Following CompTIA Network+ Exam Objectives Are Covered in This Chapter: 1.6 Explain the purpose and properties of routing IGP vs. EGP Static vs. dynamic Next hop Understanding routing tables and how they pertain to path selection 2
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IP Routing Basics Once you create an internetwork by connecting your wide area networks (WANs) and local area networks (LANs) to a router, you then need to configure logical network addresses, such as IP addresses, to all hosts on the internetwork so that they can communicate via routers across that internetwork. In IT, routing essentially refers to the process of taking a packet from one device and sending it through the network to another device on a different network. Routers don’t really care about hosts— they only care about networks and the best path to each network. 3
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IP Routing Basics Continued The logical network address of the destination host is used to get packets to a network through a routed network, and then the hardware address of the host is used to deliver the packet from a router to the correct destination host. If your network has no routers, then it should be apparent that you are not routing. But if you do have them, they’re there to route traffic to all the networks in your internetwork. To be capable of routing packets, a router must know
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This note was uploaded on 12/17/2010 for the course TECHNOLOGY NetPlus taught by Professor Na during the Spring '10 term at Sullivan.

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chapter_9 - Todd Lammles CompTIA Network Chapter 9...

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