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Danh mục sản phẩm

Configure VLAN Interface

Network Requirements

Configure the VLAN interface on Device to realize the intercommunication between PC1 and PC2 of different VLANs.

Network Topology

Network topology of configuring VLAN interface

Figure 4-1 Network topology of configuring VLAN interface

Configuration Steps

Step1: Configure VLAN and port link type on Device.

#Create VLAN2 and VLAN3 on Device.

Device#configure terminal
Device(config)#vlan 2-3

#Configure the link type of port gigabitethernet0/1 and gigabitethernet0/2 on Device as Access. Port gigabitethernet0/1 permits the services of VLAN2 to pass and gigabitethernet0/2 permits the services of VLAN3 to pass.

Device(config)#interface gigabitethernet 0/1
Device(config-if-gigabitethernet0/1)#switchport mode access
Device(config-if-gigabitethernet0/1)#switchport access vlan 2
Device(config-if-gigabitethernet0/1)#exit
Device(config)#interface gigabitethernet 0/2
Device(config-if-gigabitethernet0/2)#switchport mode access
Device(config-if-gigabitethernet0/2)#switchport access vlan 3
Device(config-if-gigabitethernet0/2)#exit

Step2: Configure the VLAN interface and IP address on Device.

#Create VLAN2 interface on Device whose IP address is 1.1.1.1 and subnet mask is 255.255.255.0; create VLAN3 interface whose IP address is 2.1.1.1 and subnet mask is 255.255.255.0.

Device(config)#interface vlan 2
Device(config-if-vlan2)#ip address 1.1.1.1 255.255.255.0
Device(config-if-vlan2)#exit
Device(config)#interface vlan 3
Device(config-if-vlan3)#ip address 2.1.1.1 255.255.255.0
Device(config-if-vlan3)#exit

Step3: Check the result.

#View the information of VLAN interface on Device.

Device#show interface vlan 2
vlan2: 
     line protocol is up 
     Flags: (0xc008063) BROADCAST MULTICAST ARP RUNNING 
     Type: ETHERNET_CSMACD 
     Internet address: 1.1.1.1/24 
     Broadcast address: 1.1.1.255 
     Metric: 0, MTU: 1500, BW: 100000 Kbps, DLY: 100 usec, VRF: global 
     Reliability 255/255, Txload 1/255, Rxload 1/255 
     Ethernet address is 0012.2355.9913 
     5 minutes input rate 0 bits/sec, 0 packets/sec 
     5 minutes output rate 0 bits/sec, 0 packets/sec 
     0 packets received; 1 packets sent 
     0 multicast packets received 
     1 multicast packets sent 
     0 input errors; 0 output errors 
     0 collisions; 0 dropped 
     Unknown protocol 0
Device#show interface vlan 3
vlan3: 
     line protocol is up 
     Flags: (0xc008063) BROADCAST MULTICAST ARP RUNNING 
     Type: ETHERNET_CSMACD 
     Internet address: 2.1.1.1/24 
     Broadcast address: 2.1.1.255 
     Metric: 0, MTU: 1500, BW: 100000 Kbps, DLY: 100 usec, VRF: global 
     Reliability 255/255, Txload 1/255, Rxload 1/255 
     Ethernet address is 0012.2355.9913 
     5 minutes input rate 0 bits/sec, 0 packets/sec 
     5 minutes output rate 0 bits/sec, 0 packets/sec 
     0 packets received; 1 packets sent 
     0 multicast packets received 
     1 multicast packets sent 
     0 input errors; 0 output errors 
     0 collisions; 0 dropped 
     Unknown protocol 0 

#PC1 can ping PC2.