Lompat ke konten Lompat ke sidebar Lompat ke footer

Lab 5. EIGRP Filtering - ACL

Buat IP Loopback dulu di router R1 dan advertise le EIGRP dan kemudian di filter misal ip genap dan Ganjil. Sebelum dikonfigurasi yang , pastikan bahwa ip interface masing-masing router sudah di konfig dan   di advertiese ke dalam EIGRP agar antar router dapat reachable.
Penmabahan ip Lopback di R1

R1(config)#int lo1
R1(config-if)#ip add 100.100.100.1 255.255.255.255
R1(config-if)#exi
R1(config)#
R1(config)#int lo2
R1(config-if)#ip add 100.100.100.2 255.255.255.255
R1(config-if)#exi
R1(config)#
R1(config)#int lo3
R1(config-if)#ip add 100.100.100.3 255.255.255.255
R1(config-if)#exi
R1(config)#
R1(config)#int lo4
R1(config-if)#ip add 100.100.100.4 255.255.255.255
R1(config-if)#exi
R1(config)#
R1(config)#int lo5
R1(config-if)#ip add 100.100.100.5 255.255.255.255
R1(config-if)#exi
R1(config)#
R1(config)#int lo6
R1(config-if)#ip add 100.100.100.6 255.255.255.255
R1(config-if)#exi


Lalu advertise kedalam EIGRP

R1(config)#router eig 1
R1(config-router)#net 12.12.12.1 0.0.0.0
R1(config-router)#net 100.100.100.1 0.0.0.0
R1(config-router)#net 100.100.100.2 0.0.0.0
R1(config-router)#net 100.100.100.3 0.0.0.0
R1(config-router)#net 100.100.100.3 0.0.0.0
R1(config-router)#net 100.100.100.4 0.0.0.0
R1(config-router)#net 100.100.100.5 0.0.0.0
R1(config-router)#no au
R1(config-router)#exi


Verifikasi di R3 untuk melihat routing table 
 
R3(config-router)#do sh ip ro
     100.0.0.0/32 is subnetted, 6 subnets
D       100.100.100.4 [90/435200] via 23.23.23.2, 00:02:52, FastEthernet0/1
D       100.100.100.5 [90/435200] via 23.23.23.2, 00:02:52, FastEthernet0/1
D       100.100.100.6 [90/435200] via 23.23.23.2, 00:00:07, FastEthernet0/1
D       100.100.100.1 [90/435200] via 23.23.23.2, 00:02:52, FastEthernet0/1
D       100.100.100.2 [90/435200] via 23.23.23.2, 00:02:52, FastEthernet0/1
D       100.100.100.3 [90/435200] via 23.23.23.2, 00:02:52, FastEthernet0/1
     3.0.0.0/30 is subnetted, 1 subnets
C       3.3.3.148 is directly connected, Loopback4
     23.0.0.0/24 is subnetted, 1 subnets
C       23.23.23.0 is directly connected, FastEthernet0/1
     12.0.0.0/24 is subnetted, 1 subnets
D       12.12.12.0 [90/307200] via 23.23.23.2, 00:17:21, FastEthernet0/1
R3(config-router)#

Nampak semua barang itu, bawah semua IP loopback di R1 ada di routing tabel R3.

Sekarang kita akan filtering pada bagian ip genap dulu

R3(config)#access-list 1 permit 0.0.0.0 255.255.255.254

R3(config)#router eigrp 1
R3(config-router)#distribute-list 1 in fa0/1
R3(config-router)#

Cek kembali routing tabelnya, nampak bahwa ip genap saja yang masuk..

R3(config-router)#do sh ip ro
     100.0.0.0/32 is subnetted, 3 subnets
D       100.100.100.4 [90/435200] via 23.23.23.2, 00:07:01, FastEthernet0/1
D       100.100.100.6 [90/435200] via 23.23.23.2, 00:04:15, FastEthernet0/1
D       100.100.100.2 [90/435200] via 23.23.23.2, 00:07:01, FastEthernet0/1
     3.0.0.0/30 is subnetted, 1 subnets
C       3.3.3.148 is directly connected, Loopback4
     23.0.0.0/24 is subnetted, 1 subnets
C       23.23.23.0 is directly connected, FastEthernet0/1
     12.0.0.0/24 is subnetted, 1 subnets
D       12.12.12.0 [90/307200] via 23.23.23.2, 00:21:29, FastEthernet0/1
R3(config-router)#

Nah sekarang bagamina jika yang ganjil  saja yang diinginkan masuk ke routing table pada R3.? Caranya adalah, hapus konfigurasi yang genap, lalu masukkan konfigurasi untuk yg ganjil

R3(config)#no access-list 1 permit 0.0.0.0 255.255.255.254
R3(config)#access-list 1 permit 0.0.0.1 255.255.255.254

R3(config)#router eigrp 1
R3(config-router)#distribute-list 1 in fa0/1
R3(config-router)#

Verifikasi di R3
R3(config-router)#do sh ip ro
     100.0.0.0/32 is subnetted, 3 subnets
D       100.100.100.5 [90/435200] via 23.23.23.2, 00:02:39, FastEthernet0/1
D       100.100.100.1 [90/435200] via 23.23.23.2, 00:02:39, FastEthernet0/1
D       100.100.100.3 [90/435200] via 23.23.23.2, 00:02:39, FastEthernet0/1
     3.0.0.0/30 is subnetted, 1 subnets
C       3.3.3.148 is directly connected, Loopback4
     23.0.0.0/24 is subnetted, 1 subnets
C       23.23.23.0 is directly connected, FastEthernet0/1
R3(config-router)#

Berhasil..

Posting Komentar untuk "Lab 5. EIGRP Filtering - ACL"