1. www.ciscopress.com Copyright 2003 CCNA 3 Chapter 9 Virtual LANs By Your Name

2. www.ciscopress.com Copyright 2003 Objectives VLAN concepts VLAN configuration Troubleshooting VLANs

3. www.ciscopress.com Copyright 2003 VLANs

4. www.ciscopress.com Copyright 2003 VLANs VLANs logically segment switched networks based on an organization's functions, project teams, or applications as opposed to a physical or geographical basis.

5. www.ciscopress.com Copyright 2003 Broadcast Domains with VLANs and Routers

6. www.ciscopress.com Copyright 2003 Broadcast Domains

7. www.ciscopress.com Copyright 2003 Static VLANs

8. www.ciscopress.com Copyright 2003 Dynamic VLANs

9. www.ciscopress.com Copyright 2003 Port-Centric VLANs

10. www.ciscopress.com Copyright 2003 VLAN Configuration

11. www.ciscopress.com Copyright 2003 Benefits of VLANs Easily move workstations on the LAN Easily add workstations to the LAN Easily change the LAN configuration Easily control network traffic Improve security

12. www.ciscopress.com Copyright 2003 VLAN Types

13. www.ciscopress.com Copyright 2003 VLAN Tagging

14. www.ciscopress.com Copyright 2003 Communicating Between VLANs

15. www.ciscopress.com Copyright 2003 VLAN Configuration

16. www.ciscopress.com Copyright 2003 Concurrent Transmission

17. www.ciscopress.com Copyright 2003 End-to-End VLANs

18. www.ciscopress.com Copyright 2003 Static VLANs Moves are controlled and managed. There is robust VLAN management software to configure the ports. It is not desirable to assume the additional overhead required when maintaining end- station MAC addresses and custom filtering tables.

19. www.ciscopress.com Copyright 2003 Verifying VLAN Configuration

20. www.ciscopress.com Copyright 2003 Saving a VLAN Configuration Back up using the copy running-config tftp command, or you can use the HyperTerminal Capture Text feature to store the configuration settings.

21. www.ciscopress.com Copyright 2003 Deleting VLANs

22. www.ciscopress.com Copyright 2003 Troubleshooting VLANs

23. www.ciscopress.com Copyright 2003 VLAN Problem Isolation

24. www.ciscopress.com Copyright 2003 Problem Isolation in Catalyst Networks

25. www.ciscopress.com Copyright 2003 Preventing Broadcast Storms

26. www.ciscopress.com Copyright 2003 Troubleshooting VLANs

27. www.ciscopress.com Copyright 2003 Keyword Syntax

28. www.ciscopress.com Copyright 2003 The show Commands

29. www.ciscopress.com Copyright 2003 VLAN Troubleshooting Scenarios Cannot establish a trunk link between a switch and a router

30. www.ciscopress.com Copyright 2003 VLAN Troubleshooting Scenarios VTP is not properly propagating VLAN configuration changes.

31. www.ciscopress.com Copyright 2003 VLAN Troubleshooting Scenarios Dropped packets and loops