Cisco VLAN mit Layer2 Switch und Router
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VLAN erstellen
- SWITCH(config)# vlan 10
- SWITCH(config-vlan)# name Service
- SWITCH(config)# vlan 20
- SWITCH(config-vlan)# name Sales
einzelnes VLAN löschen
- SWITCH(config)# no vlan 10
alle VLANs löschen
- SWITCH# delete flash:vlan.dat
- SWITCH# reload
=Ports zu VLAN zuweisen
- SWITCH(config)# interface range Fa0/10-14
- SWITCH(config-if)# switchport mode access
- SWITCH(config-if)# switchport access vlan 10
- SWITCH(config)# interface range Fa0/20-24
- SWITCH(config-if)# switchport mode access
- SWITCH(config-if)# switchport access vlan 20
Port zurück zu VLAN1
- SWITCH(config)# interface Fa0/1
- SWITCH(config-if)# no switchport access vlan
Trunk-Port
- SWITCH(config)# interface Fa0/1
- SWITCH(config-if)# switchport mode trunk
- Alternatives Native-VLAN anstatt VLAN1 auswählen
- SWITCH(config-if)# switchport trunk native vlan 10
- nur VLANS 20, 30 und 40 übertragen
- SWITCH(config-if)# switchport trunk allowed vlan 20,30,40 -
Trunk-Port auf Cisco-Router (Router-on-a-stick)
- ROUTER(config)# interface Fa1/0
- ROUTER(config-if)# no shutdown
- ROUTER(config-if)# interface Fa1/0.10
- ROUTER(config-subif)# encapsulation dot1q 10
- ROUTER(config-subif)# ip address 192.168.10.1 255.255.255.0
- ROUTER(config-subif)# interface Fa2/0.20
- ROUTER(config-subif)# encapsulation dot1q 20 native
- ROUTER(config-subif)# ip address 192.168.20.1 255.255.255.0
- ROUTER(config-subif)# end