Enterprise network is built by organization to interconnect its various departments such as Production, Marketing accounts in order to share computer resources. Sometimes the V on the nature of the organization. Virtual LAN (VLAN) is an eminent solution for this problem .VLANS help to logically divide physically divided networks and keep isolated from e layers of network. VLANs are now becoming more popular due their easiness of use. But the administration of networks in which VLAN is implemented is usually found to be complex. reduces the administrative work on VLANs and different challenges and issues of VLAN and VTP such as insertion of rouge switch .This paper is based on configuration of Cisco switches and rou