PC configuration
PC0IP address: 192.168.10.1
subnet mask: 255.255.255.0
Default gateway: 192.168.10.254
PC1
IP address: 192.168.10.2
subnet mask: 255.255.255.0
Default gateway: 192.168.10.254
PC2
IP address: 192.168.20.1
subnet mask: 255.255.255.0
Default gateway: 192.168.20.254
PC3
IP address: 192.168.20.2
subnet mask: 255.255.255.0
Default gateway: 192.168.20.254
PC4
IP address: 192.168.30.1
subnet mask: 255.255.255.0
Default gateway: 192.168.30.254
PC5
IP address: 192.168.30.2
subnet mask: 255.255.255.0
Default gateway: 192.168.30.254
Switch configuration
Create 3 Vlans.
Vlan 10(interface range fa0/1-5)
Switch(config)#interface range fastEthernet 0/1-5
Switch(config-if-range)#switchport mode access
Switch(config-if-range)#switchport access vlan 10
wr
Vlan 20(interface range fa0/6-10)
Switch(config)#interface range fastEthernet 0/6-10
Switch(config-if-range)#switchport mode access
Switch(config-if-range)#switchport access vlan 20
wr
Vlan30(interface range fa0/11-15).
Switch(config)#interface range fastEthernet 0/10-15
Switch(config-if-range)#switchport mode access
Switch(config-if-range)#switchport access vlan 30
wr
Switch#show vlan brief
VLAN Name Status Ports
---- -------------------------------- --------- -------------------------------
1 default active Fa0/16, Fa0/17, Fa0/18, Fa0/19
Fa0/20, Fa0/21, Fa0/22, Fa0/23
Gig0/1, Gig0/2
10 VLAN0010 active Fa0/1, Fa0/2, Fa0/3, Fa0/4
Fa0/5
20 VLAN0020 active Fa0/6, Fa0/7, Fa0/8, Fa0/9
Fa0/10
30 VLAN0030 active Fa0/11, Fa0/12, Fa0/13, Fa0/14
Fa0/15
Trunk port configuation on switch
Switch(config)#interface fastEthernet 0/24
Switch(config-if)#switchport mode trunk
Switch(config-if)#switchport trunk allowed vlan all
Switch(config-if)#Switch(config-if)#switchport mode trunk
Switch#wr
Router configuration
R1(config)#interface gigabitEthernet 0/0
R1(config-if)#no ip ad
R1(config-if)#no ip address
R1(config-if)#no shu
R1(config-if)#no shutdown
wr
R1(config)#interface gigabitEthernet 0/0.10
R1(config-subif)#encapsulation dot1Q 10
R1(config-subif)#ip address 192.168.10.254 255.255.255.0
R1(config-subif)#no shutdown
wr
R1(config)#interface gigabitEthernet 0/0.20
R1(config-subif)#encapsulation dot1Q 20
R1(config-subif)#ip address 192.168.20.254 255.255.255.0
R1(config-subif)#no shutdown
wr
R1(config)#interface gigabitEthernet 0/0.30
R1(config-subif)#encapsulation dot1Q 30
R1(config-subif)#ip address 192.168.30.254 255.255.255.0
R1(config-subif)#no shutdown
wr
Ping TEST
PC0-PC2
Ping 192.168.20.1
C:\>ping 192.168.20.1
Pinging 192.168.20.1 with 32 bytes of data:
Request timed out.
Reply from 192.168.20.1: bytes=32 time<1ms TTL=127
Reply from 192.168.20.1: bytes=32 time<1ms TTL=127
Reply from 192.168.20.1: bytes=32 time=1ms TTL=127
Ping statistics for 192.168.20.1:
Packets: Sent = 4, Received = 3, Lost = 1 (25% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 1ms, Average = 0ms
PC0-PC4
C:\>ping 192.168.30.1
Pinging 192.168.30.1 with 32 bytes of data:
Request timed out.
Reply from 192.168.30.1: bytes=32 time<1ms TTL=127
Reply from 192.168.30.1: bytes=32 time<1ms TTL=127
Reply from 192.168.30.1: bytes=32 time=1ms TTL=127
Ping statistics for 192.168.30.1:
Packets: Sent = 4, Received = 3, Lost = 1 (25% loss),
Approximate round trip times in milli-seconds:
Minimum = 0ms, Maximum = 1ms, Average = 0ms
Now we are able to ping between Vlan 10, Vlan 20 and Vlan 30 IPs.
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