Materi kal ini adalah konfigurasi VOIP network dari 2 kota yang berbeda. OK kita langsung ke proses
1. Buatlah topologi seperti dibawah
SW1(config)#interface range fastethernet 0/1-3
SW1(config-if-range)#switchport voice vlan 1
SW2(config)#interface range fastethernet 0/1-3
SW2(config-if-range)#switchport voice vlan 1
R1(config)#interface fastethernet 0/1
R1(config-if)#ip address 192.168.10.1 255.255.255.0
R1(config-if)#no shutdown
R1(config-if)#exit
R1(config)#ip dhcp pool voice
R1(dhcp-config)#network 192.168.10.0 255.255.255.0
R1(dhcp-config)#default-router 192.168.10.1
R1(dhcp-config)#option 150 ip 192.168.10.1
R1(dhcp-config)#exit
R1(config)#ip dhcp excluded-address 192.168.10.1
R1(config)#telephony-service
R1(config-telephony)#max-dn 3
R1(config-telephony)#max-ephones 3
R1(config-telephony)#ip source-address 192.168.10.1 port 2000
R1(config-telephony)#auto assign 1 to 5
R1(config-telephony)#auto assign 4 to 6
R1(config)#ephone-dn 1
R1(config-ephone-dn)#number 1001
R1(config-ephone-dn)#exit
R1(config)#ephone-dn 2
R1(config-ephone-dn)#number 1002
R1(config-ephone-dn)#exit
R1(config)#ephone-dn 3
R1(config-ephone-dn)#number 1003
R1(config)#interface fastethernet 0/0
R1(config-if)#ip address 20.20.20.1 255.255.252.0
R1(config-if)#no shutdown
R1(config-if)#router ospf 1
R1(config-router)#network 192.168.10.0 255.255.255.0 area 0
R1(config-router)#network 20.20.20.0 255.255.248 area 0
R1(config)#dial-peer voice 200 voip
R1(config-dial-peer)#session target ipv4:20.20.20.2
R1(config-dial-peer)#destination-pattern 2001
R1(config-dial-peer)#destination-pattern 2002
R1(config-dial-peer)#destination-pattern 2003
R1(config-dial-peer)#destination-pattern 200.
R2(config)#interface fastethernet 0/1
R2(config-if)#ip address 192.168.20.1 255.255.255.0
R2(config-if)#no shutdown
R2(config-if)#exit
R2(config)#ip dhcp pool voice
R2(dhcp-config)#network 192.168.20.0 255.255.255.0
R2(dhcp-config)#default-router 192.168.20.1
R2(dhcp-config)#option 150 ip 192.168.20.1
R2(dhcp-config)#exit
R2(config)#ip dhcp excluded-address 192.168.20.1
R2(config)#telephony-service
R2(config-telephony)#max-dn 3
R2(config-telephony)#max-ephones 3
R2(config-telephony)#ip sou
R2(config-telephony)#ip source-address 192.168.20.1 port 2000
R2(config-telephony)#auto assign 1 to 5
R2(config-telephony)#auto assign 4 to 6
R2(config)#ephone-dn 1
R2(config-ephone-dn)#number 2001
R2(config)#ephone-dn 2
R2(config-ephone-dn)#number 2002
R2(config)#ephone-dn 3
R2(config-ephone-dn)#number 2003
R2(config)#interface fastethernet 0/0
R2(config-if)#ip address 20.20.20.2 255.255.252.0
R2(config-if)#no shutdown
R2(config-if)#router ospf 1
R2(config-router)#network 192.168.20.0 255.255.255.0 area 0
R2(config-router)#network 20.20.20.0 255.255.252.0 area 0
R2(config)#dial-peer voice 200 voip
R2(config-dial-peer)#session target ipv4:20.20.20.1
R2(config-dial-peer)#destination-pattern 1001
R2(config-dial-peer)#destination-pattern 1002
R2(config-dial-peer)#destination-pattern 1003
R2(config-dial-peer)#destination-pattern 100.