Difference between revisions of "CCNA Explorer 3 VTP"

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|[[Image:ScreenShot103.jpg|800px|left|thumb|VTP in action]]
 
|[[Image:ScreenShot103.jpg|800px|left|thumb|VTP in action]]
 
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|'''Step 1''' - Server sends summary
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|'''Step 1''' - Server sends summary<br/>
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'''Step 2''' - Clients sends request
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'''Step 2''' - Clients sends request<br/>
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'''Step 3''' - Server sends requested summary
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'''Step 3''' - Server sends requested summary<br/>
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'''Step 4''' - Server sends subset
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'''Step 4''' - Server sends subset<br/>
 
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==Configure VTP==
 
==Configure VTP==
 
===Configuring VTP===
 
===Configuring VTP===
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{|
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|[[Image:ScreenShot106.jpg|800px|left|thumb|Configure VTP Topology]]
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|-
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|[[Image:ScreenShot105.jpg|800px|left|thumb|VTP Configuration guidelines]]
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|-
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|'''Configure the VTP server'''
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|-
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|[[Image:ScreenShot107.jpg|800px|left|thumb|Confirm VTP details]]
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|-
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|[[Image:ScreenShot108.jpg|800px|left|thumb|Configure VTP domain name]]
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|-
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|[[Image:ScreenShot109.jpg|800px|left|thumb|Configure VTP version]]
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|-
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|[[Image:ScreenShot110.jpg|800px|left|thumb|Add VLANs and Trunks]]
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|'''Configure the VTP Clients'''
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|-
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|[[Image:ScreenShot111.jpg|800px|left|thumb|Confirm defaults]]
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|-
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|[[Image:ScreenShot112.jpg|800px|left|thumb|Enable VTP mode client]]
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|-
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|[[Image:ScreenShot113.jpg|800px|left|thumb|Verify VTP status]]
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Revision as of 15:27, 23 August 2010

VTP

VTP Concepts

What is VTP

Simple network VLAN mangement
Enterprise VLAN management
VTP Advertisements
Benefits of VTP
VTP Domains
VTP Types
VTP Server
VTP Clients
VTP Pruning
VTP Transparent

Default VTP Configuration

VTP Domains

Default VTP Configuration
VTP Domains
VTP Domain name propagation

The network manager configures the VTP domain name as cisco1 on the VTP server switch S1. The VTP server sends out a VTP advertisement with the new domain name embedded inside. The S2 and S3 VTP server switches update their VTP configuration to the new domain name.

VTP Advertising

VTP Frame Structure
  • Destination MAC address - This address is set to 01-00-0C-CC-CC-CC, which is the reserved multicast address for all VTP messages.
  • LLC field - Logical link control (LLC) field contains a destination service access point (DSAP) and a source service access point (SSAP) set to the value of AA.
  • SNAP field - Subnetwork Access Protocol (SNAP) field has an OUI set to AAAA and type set to 2003.
VTP Frame Structure
VTP Revision number
VTP Summary
VTP Subset
VTP Request
Advertisements Details
  • Version - This field displays the VTP version used. On Cisco 2960 swithces the version is either VTP V1 og VTP V2.
  • Code - A code that identifies the type of advertisements-
  • Followers - The Followers field indicates that this packet is followed by a Subset Advertisement packet.
  • MgmtD Len - Indicated the length of the management domain name.
  • Management Domain Name - The name of the VTP Domain.
  • Update Identity - The update identity is the IP address og the switch that is the last to have incremented the configuration revision.
VTP Subset advertisements
VTP Requests

VTP Modes

VTP Modes
VTP in action
Step 1 - Server sends summary

Step 2 - Clients sends request
Step 3 - Server sends requested summary
Step 4 - Server sends subset

VTP Pruning

VTP in action

Configure VTP

Configuring VTP

Configure VTP Topology
VTP Configuration guidelines
Configure the VTP server
Confirm VTP details
Configure VTP domain name
Configure VTP version
Add VLANs and Trunks
Configure the VTP Clients
Confirm defaults
Enable VTP mode client
Verify VTP status
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