VLAN CONCEPTS VLAN stands for Virtual LAN. A VLAN is a way of logically separating a group of computers into a separate network.Â
BENEFITS OF VLAN E ase of administration , Confinement of broadcast domains, R educed network traffic, and Enforcement of security policies
TYPES OF VLAN DEFAULT VLAN DATA VLAN MANAGEMENT VLAN NATIVE VLAN
DEFAULT VLAN
DEFAULT & DATA VLAN
DATA VLAN
DATA VLAN
POINT TO NOTE After assigning the VLAN to PC then two Pcs can not communicate because they are in a separate VLAN, When you ping the other PC you will get time out means there is no communication
DEFAULT DATA AND MANAGEMENT VLAN
DEFAULT DATA AND MANAGEMENT VLAN
VLAN TRUNK CONFIGURATION
VLAN TRUNK CONFIGURATION
VLAN TRUNK CONFIGURATION
VLAN TRUNK CONFIGURATION The same configuration is done on the other switch
COMMAND TO SHOW TRUNK INTERFACE show interfaces trunk
NATIVE VLAN (UNTAGGED TRAFFIC) If the device is not compatible to CISCO it wont work on the tagged frame (trunk mode) The switches should be configured as a native VLAN in order to allow the data to pass through the trunk. (it wont support 802.1Q protocol)
NATIVE VLAN
NATIVE VLAN CONFIGURATION
NATIVE VLAN CONFIGURATION
NATIVE VLAN CONFIGURATION Type the command below to show the interfaces: