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How to create Virtual Lan

in Networking Notes on May 22, 2013

It is used for security of switch and used for reduce broadcasting. It simplifies network management. It is a logical grouping of uses by function, or simply we can say that it is the logically division of switch.

vlan

 

How to create Virtual Lan:

  • Switch# vlan database
  • Switch(vlan)# vlan 2 name IT
  • Switch(vlan)# vlan 3 name HR
  • Switch(vlan)#exit
  • Switch#

How to assign switch ports to vlan

vlan

  • Switch# conf terminal
  • Switch(conf)# interface fastethernet 0/1     (or to assign numbers of ports)
  • Switch(conf)# int range fa 0/1 – 8
  • Switch(conf)# switchport access vlan 2
  • Switch(conf)# exit
  • Switch(conf)# int range fa 0/9 – 15
  • Switch(conf)# switchport access vlan 3
  • Switch(conf)# exit

How to show or view the vlan

  • Switch(conf)# show vlan

How to remove the port from that vlan

  • Switch(conf)# int range 0/1 – 8
  • Switch(conf)# no switchport access vlan 2
  • Switch(conf)# exit
  • Switch(conf)# int range 0/9 – 15
  • Switch(conf)# no switchport access vlan 3
  • Switch(conf)# exit

 

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