1. Chapter 20 Networking and Internetworking Devices
Repeaters
Bridges
Routers
Gateways
Routing Algorithms
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 The McGraw-Hill Companies, Inc., 1998

2.  The McGraw-Hill Companies, Inc., 1998
Figure 20-1
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 The McGraw-Hill Companies, Inc., 1998

3. Connecting Devices and
Figure 20-2
Connecting Devices and
the OSI Model
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 The McGraw-Hill Companies, Inc., 1998

4. Repeater and OSI Model  The McGraw-Hill Companies, Inc., 1998
Figure 20-3
Repeater and OSI Model
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 The McGraw-Hill Companies, Inc., 1998

5. A Repeater  The McGraw-Hill Companies, Inc., 1998 Figure 20-4
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 The McGraw-Hill Companies, Inc., 1998

6. Function of a Repeater  The McGraw-Hill Companies, Inc., 1998
Figure 20-5
Function of a Repeater
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 The McGraw-Hill Companies, Inc., 1998

7. Bridge and the OSI Model
Figure 20-6
Bridge and the OSI Model
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 The McGraw-Hill Companies, Inc., 1998

8. A Bridge  The McGraw-Hill Companies, Inc., 1998 Figure 20-7
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 The McGraw-Hill Companies, Inc., 1998

9. Function of a Bridge  The McGraw-Hill Companies, Inc., 1998
Figure 20-8
Function of a Bridge
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 The McGraw-Hill Companies, Inc., 1998

10. Router and the OSI Model
Figure 20-9
Router and the OSI Model
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 The McGraw-Hill Companies, Inc., 1998

11. Routers in an Internet  The McGraw-Hill Companies, Inc., 1998
Figure 20-10
Routers in an Internet
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 The McGraw-Hill Companies, Inc., 1998

12. Gateway and the OSI Model
Figure 20-11
Gateway and the OSI Model
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 The McGraw-Hill Companies, Inc., 1998

13. A Gateway  The McGraw-Hill Companies, Inc., 1998 Figure 20-12
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 The McGraw-Hill Companies, Inc., 1998