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Command VTP Mode Server Use VTP Mode Server allows the switch to make changes to the VLAN database as well as propagate changes to other switches. This is the default mode for VTP Syntax Switch(config)#vtp mode server Example In the below example we will confirm that the switch …
Command Vlan Use This is the modern way to configure VLANs. A useful feature of this command is that you can configure a range of VLANs with a single command. Syntax Switch(config)#vlan <vlan range> Options <name> Set VLAN name <exit> Apply changes and leave VLAN configuration mode Example …
Command VTP Password Use This command secures VTP updates by setting a secure password. Syntax Switch(vlan)#vtp password <password> Example In the below example we will set a password of ‘cisco’ for the VTP domain on SW1. CopySW1#vlan database % Warning: It is recommended to configure VLAN from config …
Command VTP Server Use This is the legacy way to configure VTP server mode. VTP Server mode allows the switch to make changes to the VLAN database as well as propagate changes to other switches. This is the default mode for VTP Syntax Switch(vlan)#vtp server Example In the …
Command Show Use This is the legacy way to view VLANs configured on a switch. While this mode is being depreciated, you will still encounter it on older switches or routers with switch modules. On newer IOS releases, use the show vlan command. Syntax Switch(vlan)#show OR Switch(vlan)#show <changes or current or …
Command VTP Transparent Use This is the legacy way to configure VTP transparent mode. VTP transparent mode allows the switch to modify its VLAN database, but will not propagate changes from a server. Additionally, VTP transparent mode allows the switch to configure extended range VLANS (1006-4094). Syntax Switch(vlan)#vtp …
Command VTP Pruning Use This is the legacy way of configuring VTP pruning. VTP pruning spares bandwidth and adds to security by paying attention to what switches have interfaces assigned to VLANs. If a switch isn’t using a particular VLAN, the VTP server will block traffic from the …
Command Exit Use This command exits the VLAN database and applies any changes. Leaving the VLAN database by any other method will discard any changes. Syntax Switch(vlan)#exit Example In the below example we will enter the VLAN database, configure VLAN 99 and exit without using the exit command. Looking at show …
Command Apply Use This command applies any changes to the VLAN database but doesn’t exit the VLAN database. In fact, the exit command is a macro that runs the applycommand before exiting. Syntax Swtich(vlan)#apply Example In the below example we will enter the VLAN database, configure VLAN 99 and exit without …
Command VTP Client Use This is the legacy way to configure VTP client mode. VTP client mode doesn’t allow to create any VLANs. All VLANs must be learned from a server switch. This prevents the switch from accidently propogating VLANs throughout the network. The other use for this …
