Www.ciscopress.com Copyright 2003 CCNA 3 Chapter 9 Virtual LANs By Your Name. - презентация

1 Copyright 2003 CCNA 3 Chapter 9 Virtual LANs By Your Name

2 Copyright 2003 Objectives VLAN concepts VLAN configuration Troubleshooting VLANs

3 Copyright 2003 VLANs

4 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 Copyright 2003 Broadcast Domains with VLANs and Routers

6 Copyright 2003 Broadcast Domains

7 Copyright 2003 Static VLANs

8 Copyright 2003 Dynamic VLANs

9 Copyright 2003 Port-Centric VLANs

10 Copyright 2003 VLAN Configuration

11 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 Copyright 2003 VLAN Types

13 Copyright 2003 VLAN Tagging

14 Copyright 2003 Communicating Between VLANs

15 Copyright 2003 VLAN Configuration

16 Copyright 2003 Concurrent Transmission

17 Copyright 2003 End-to-End VLANs

18 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 Copyright 2003 Verifying VLAN Configuration

20 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 Copyright 2003 Deleting VLANs

22 Copyright 2003 Troubleshooting VLANs

23 Copyright 2003 VLAN Problem Isolation

24 Copyright 2003 Problem Isolation in Catalyst Networks

25 Copyright 2003 Preventing Broadcast Storms

26 Copyright 2003 Troubleshooting VLANs

27 Copyright 2003 Keyword Syntax

28 Copyright 2003 The show Commands

29 Copyright 2003 VLAN Troubleshooting Scenarios Cannot establish a trunk link between a switch and a router

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

31 Copyright 2003 VLAN Troubleshooting Scenarios Dropped packets and loops