GRE - TUNNEL #1
GRE - TUNNEL
Alat dan Bahan :
- Laptop / PC
- Cisco Packet Tracer
GRE TUNNEL adalah sebuah metode Tunnel yang hanya dimiliki oleh Cisco System (Propitary),
Perhatikan Topologi berikut :
Tujuan lab ini adalah agar sebuah PC0 bisa meng-ping ke PC1 tanpa melewati jalur 10.10.10.0/24 dan 20.20.20.0/24 tetapi melewati jalur Tunnel yaitu 30.30.30.0/24
KONFIGURASI IP ADDRESS
Pada R-0 :
Router(config)#int fa 0/0
Router(config-if)#ip address 10.10.10.1 255.255.255.0 --> IP Gateway
Router(config-if)#no shutdown
Router(config)#int fa 0/1
Router(config-if)#ip address 192.168.10.1 255.255.255.0 --> IP Client
Router(config-if)#no shutdown
Pada R-Internet :
Router(config)#int fa 0/0
Router(config-if)#ip address 10.10.10.2 255.255.255.0 --> IP Gateway
Router(config-if)#no shutdown
Router(config)#int fa 0/1
Router(config-if)#ip address 20.20.20.1 255.255.255.0 --> IP Gateway
Router(config-if)#no shutdown
Pada R-1 :
Router(config)#int fa 0/0
Router(config-if)#ip address 20.20.20.2 255.255.255.0 --> IP Gateway
Router(config-if)#no shutdown
Router(config)#int fa 0/1
Router(config-if)#ip address 192.168.20.1 255.255.255.0 --> IP Client
Router(config-if)#no shutdown
ROUTING EIGRP
Pada R-0 :
Router(config)#router eigrp 5
Router(config-router)#network 10.10.10.0
Router(config-router)#network 192.168.10.0
Pada R-Internet :
Router(config)#router eigrp 5
Router(config-router)# network 10.10.10.0
Router(config-router)#network 20.20.20.0
Pada R-1 :
Router(config)#router eigrp 5
Router(config-router)#network 20.20.20.0
Router(config-router)#network 192.168.20.0
KONFIGURASI TUNNEL
Pada R-0 :
Router(config)#interface tunnel 1 --> ASN number harus sama
Router(config-if)#ip address 30.30.30.1 255.255.255.0 --> IP Tunnel
Router(config-if)#tunnel source fa 0/0 --> Jalur Interface
Router(config-if)#tunnel destination 20.20.20.1 --> IP Gateway tujuan
Pada R-1 :
Router(config)#interface tunnel 1 --> ASN number harus sama
Router(config-if)#ip address 30.30.30.2 255.255.255.0 --> IP Tunnel
Router(config-if)#tunnel source fa 0/0 --> Jalur Interface
Router(config-if)#tunnel destination 10.10.10.1 --> IP Gateway tujuan
Kemudian melakukan sebuah konfigurasi Static Route pada Tunnel,
STATIC ROUTE
Pada R-0 :
Router(config)#ip route 192.168.20.0 255.255.255.0 30.30.30.2
Pada R-1 :
Router(config)#ip route 192.168.10.0 255.255.255.0 30.30.30.1
CHECK PING
Pada R-0 :
C:\>ping 192.168.20.2
Pinging 192.168.20.2 with 32 bytes of data:
Reply from 192.168.20.2: bytes=32 time=15ms TTL=126
Reply from 192.168.20.2: bytes=32 time<1ms TTL=126
Reply from 192.168.20.2: bytes=32 time=1ms TTL=126
Reply from 192.168.20.2: bytes=32 time<1ms TTL=126
TRACE ROUTE
C:\>tracert 192.168.20.2
Tracing route to 192.168.2.2 over a maximum of 30 hops:
1 0 ms 0 ms 0 ms 192.168.10.1
2 0 ms 0 ms 0 ms 30.30.30.2 --> Used Tunnel way
3 0 ms 0 ms 0 ms 192.168.20.2
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