SETINGAN VLAN DENGAN REUTER




·         Lantai 1 – Vlan 10 (192.0.0.1/24 & Gateway 192.0.0.254)
·         Lantai 2 – Vlan 20 (10.0.0.1/8 & Gateway 10.0.0.254)
·         Lantai 3 – Vlan 30 (128.0.0.1/16 & Gateway 128.0.0.254)
configurasi Main Switch (yang berada dibelakang router)
Port Fastethernet 0/1 Vlan 10 (lantai 1)
Port Fastethernet 0/10 Vlan 20 (lantai 2)
Port Fastethernet 0/20 Vlan 30 (lantai 3)
Port Fastethernet 0/24 trunk dan encapsulation
Switch>en
Switch#config t
Switch(config)#hostname main_switch ==> nama switch
main_switch(config)#line console 0 ==> setting password console
main_switch(config)#login
main_switch(config)#password password1==> password: password1
main_switch(config)#enable secret password1 ==> encrypting
main_switch(config)#vlan 10 ==> Vlan 10 untuk lantai 1 dst
main_switch(config-vlan)#name lantai1
main_switch(config-vlan)#exit
main_switch(config)#vlan 20a
main_switch(config-vlan)#name lantai2
main_switch(config-vlan)#exit
main_switch(config)#vlan 30
main_switch(config-vlan)#name lantai3
main_switch(config-vlan)#exit
main_switch(config)#interface fastethernet 0/1 ==> Port 0/1 diassign untuk Vlan 10 (lantai1)
main_switch(config-if)#switchport access vlan 10
main_switch(config-if)#exit
main_switch(config)#interface fastethernet 0/10 ==> Port 0/10 diassign untuk Vlan 20 (Lantai2)
main_switch(config-if)#switchport access vlan 20
main_switch(config-if)#exit
main_switch(config)#interface fastethernet 0/20
main_switch(config-if)#switchport access vlan 30 ==> Port 0/20 diassign untuk Vlan 30 (lantai3)
main_switch(config-if)#exit
main_switch(config)#interface fastethernet 0/24
main_switch(config-if)#switchport mode trunk
main_switch(config-if)#switchport trunk encapsulation dot1q
main_switch(config-if)#ctrl^z
main_switch#copy running-config startup-config
Nah kalau sudah, untuk melihat konfigurasi vlannya ketik sh vlan.

Konfigurasi routernya
Router>en
Router#config t
Router(config)#hostname HQ-JKT ==> nama router
HQ-JKT(config)#line console 0
HQ-JKT(config)#login
HQ-JKT(config)#password password1
HQ-JKT(config)#enable secret password1
HQ-JKT(config)#line vty 0 4
HQ-JKT(config)#password password2
HQ-JKT(config)#interface fastethernet 0/0
HQ-JKT(config-if)#no shut ==> aktifkan port FA 0/0
HQ-JKT(config)#interface fastethernet 0/0.10 ==> assign Vlan lantai 1
HQ-JKT(config-subif)#encapsulation dot1q 10
HQ-JKT(config-subif)#ip address 192.0.0.1 255.255.255.0
HQ-JKT(config-subif)#exit
HQ-JKT(config)#interface fastethernet 0/0.20 ==> assign Vlan lantai 2
HQ-JKT(config-subif)#encapsulation dot1q 20
HQ-JKT(config-subif)#ip address 10.0.0.254 255.0.0.0
HQ-JKT(config-subif)#exit
HQ-JKT(config)#interface fastethernet 0/0.30 ==> assign Vlan lantai 3
HQ-JKT(config-subif)#encapsulation dot1q 30
HQ-JKT(config-subif)#ip address 128.0.0.254 255.255.0.0
HQ-JKT(config-subif)#ctrl^z
HQ-JKT#copy running-config startup-config ==> save configurasi

Untuk melihat konfigurasinya  ketik sh run. IP yang diassign di masing2 child FastEthernet ialah hanya gateway dan subnetnya saja, sekarang di pc lantai 3 coba ping ke 192.0.0.1 kalau reply berarti no problemo kl RTO  check lagi configurasinya.

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