Part2 - Inter-VLAN Routing: RoaS(Router on a Stick)

VLAN Configuration on Cisco Devices (RoaS)
#SpeedUpCenter #vlan #ciscotutorial #roas #2022 #cisco #network #networking

คำสั่งของ SW1
SW1(config)#hostname SW1
SW1(config)#vlan10
SW1(config-vlan)#name PC
SW1(config-vlan)#vlan20
SW1(config-vlan)#name Laptop

SW1(config)#interface fastEthernet 0/1
SW1(config-if)#switchport mode access
SW1(config-if)#switchport access vlan10
SW1(config-if)#no shutdown
SW1(config-if)#exit

SW1(config-if)#switchport mode access
SW1(config-if)#switchport access vlan20
SW1(config-if)#no shutdown
SW1(config-if)#exit

SW1(config)#interface gigabitEthernet 0/1
SW1(config-if)#switchport mode trunk
SW1(config-if)#no shutdown
SW1#copy running-configstartup-config

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คำสั่งของ SW2
SW2(config)#hostname SW2
SW2(config)#vlan10
SW2(config-vlan)#name PC
SW2(config-vlan)#vlan20
SW2(config-vlan)#name Laptop

SW2(config)#interface fastEthernet 0/1
SW2(config-if)#switchport mode access
SW2(config-if)#switchport access vlan10
SW2(config-if)#no shutdown
SW2(config-if)#exit

SW2(config)#interface fastEthernet 0/2
SW2(config-if)#switchport mode access
SW2(config-if)#switchport access vlan20
SW2(config-if)#no shutdown
SW2(config-if)#exit

SW2(config)#interface gigabitEthernet 0/1
SW2(config-if)#switchport mode trunk
SW2(config-if)#no shutdown
SW2#copy running-configstartup-config

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คำสั่งของ SW3
SW3(config)#hostname SW3
SW3(config)#vlan10
SW3(config-vlan)#name PC
SW3(config-vlan)#vlan20
SW3(config-vlan)#name Laptop
SW3(config)#interface gigabitEthernet 0/1
SW3(config-if)#switchport mode trunk
SW3(config-if)#no shutdown
SW3(config-if)#exit
SW3(config)#interface gigabitEthernet 1/1
SW3(config-if)#switchport mode trunk
SW3(config-if)#no shutdown
SW3(config-if)#exit
SW3(config)#interface gigabitEthernet 2/1
SW3(config-if)#switchport mode trunk
SW3(config-if)#no shutdown
SW3(config-if)#exit
SW3#show vlanbrief
SW3#copy running-configstartup-config

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คำสั่งของ R1
Router(config)#hostname R1
R1(config)#interface gigabitEthernet 0/0.10
R1(config-subif)#encapsulation dot1Q 10
R1(config-subif) #ip address 192.168.10.1 255.255.255.0
R1(config)#interface gigabitEthernet 0/0.20
R1(config-subif)#encapsulation dot1Q 20
R1(config-subif) #ip address 192.168.20.1 255.255.255.0
R1(config)#interface gigabitEthernet 0/0
R1(config-if)#no shutdown
R1#copy running-configstartup-config

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Com1 มี IP Address = 192.168.10.11และ Subnet Mask = 255.255.255.0
Com2 มี IP Address = 192.168.10.12และ Subnet Mask = 255.255.255.0
Com3 มี IP Address = 192.168.10.13และ Subnet Mask = 255.255.255.0
Com4 มี IP Address = 192.168.10.14และ Subnet Mask = 255.255.255.0