การ Configuration VLAN on switch Cisco เบื้องต้น ตอนที่ 1

1 Configuration VLAN on switch Cisco 1 VLAN VLAN (Virtual Area Network) Domain Domain Domain Switching Hub Switching Hub VLAN Domain VLAN VLAN Switches Hub VLAN ( 1) VLAN Switches Hub Switches Hub Cisco 1 VLAN 64 VLAN VLAN 1024 VLAN VLAN - Broadcast traffic Network 1 VLAN 1 Broadcast Domain - Access Control List Layer 3 (Sniffing) - VLAN (Subnet)

2 Config switch IP Address Client switch - Network sebnet design - VLAN 3 sale , engineer server user sale admin Internet Admin user user engineer sale sale OSI Layer VLAN port switch 2 Access port Trunk port System Administrator Access Port Port switch Client switch

3 Lan (Straight Through) port set Access Port traffic VLAN VLAN port port mac address - port set switch Client - port set switch Server - port set switch Router ( Router Router Route Traffic Inter VLAN) Trunk Port port connect switch VLAN traffic VLAN switch port VLAN switch Uplink Port Trunk port port VLAN VLAN Mac address set port Trunk port - port connect switch Uplink Port - port Router Route Traffic VLAN Configuration switch Cisco Step 1.

4 VLAN VLAN 2. port (interface) Vlan VLAN switch 1 Switch1> enable Switch1# configure terminal Switch1(config)# vlan 2 Switch1(config-vlan)# name Admin Switch1(config-vlan)# vlan 3 Switch1(config-vlan)# name User interface VLAN Switch1> enable Switch1# configure terminal Switch1 (config)# interface fa0/2 Switch1 (config-if)# switchport mode access Switch1 (config-if)# switchport access vlan 2 Switch1 (config-if)# no shutdown Switch1 (config)# interface fa0/3 Switch1 (config-if)# switchport mode access Switch1 (config-if)# switchport access vlan 2 Switch1 (config-if)# no shutdown Switch1 (config)# interface fa0/4 Switch1 (config-if)# switchport mode access Switch1 (config-if)# switchport access vlan 3 Switch1 (config-if)# no shutdown Switch1 (config)# interface fa0/5 Switch1 (config-if)

5 # switchport mode access Switch1 (config-if)# switchport access vlan 3 Switch1 (config-if)# no shutdown Switch1 (config)# interface fa0/1 Switch1 (config-if)# switchport mode trunk Switch1 (config-if)#switchport trunk encapsulation dot1q encapsulation mode trunk 2 dot1q isl product dot1q ( ) encapsulation ISL product Cisco config VLAN switch 2 config ( diagram ) manage port port range Switch1 (config)# interface range fa0/2-3 Switch1 (config-if-range)# switchport mode access Switch1 (config-if-range)# switchport access vlan 2 Switch1 (config-if-range)# no shutdown port set ( , ) Switch1 (config)# interface range fa0/2 , fa0/5 , fa0/10 , fa0/20 switch 2 Switch2> enable Switch2# configure terminal Switch2(config)# vlan 2 Switch2(config-vlan)# name Admin Switch2(config-vlan)# vlan 3 Switch2(config-vlan)# name User interface VLAN Switch2> enable Switch2# configure terminal Switch2 (config)# interface range fa0/2 - 3 Switch2 (config-if-range)# switchport mode access Switch2 (config-if-range)# switchport access vlan 2 Switch2 (config-if-range)# no shutdown Switch2 (config)# interface range fa0/4 - 5 Switch2 (config-if-range)# switchport mode access Switch2 (config-if-range)# switchport access vlan 3 Switch2 (config-if-range)# no shutdown Switch2 (config)# interface fa0/1 Switch2 (config-if)

6 # switchport mode trunk Switch2 (config-if)#switchport trunk encapsulation dot1q interface VLAN show vlan show vlan brief privilege mode test ping ping VLAN http://