1. EIGRP konfig dasar

Transkripsi

1 1. EIGRP konfig dasar /24 ============ /24 R1 ============ en conf t hostname R1 int s0/0 ip addr no sh int lo0 ip addr no sh router eigrp 10 net net no au ============ R2 ============ en conf t hostname R2 int s0/0 ip addr no sh INT fa0/0 ip addr no sh int lo0 ip addr no sh / /24 router eigrp 10 net net net no au ============

2 R3 ============ en conf t hostname R1 int fa0/0 ip addr no sh int lo0 ip addr no sh router eigrp 10 net net no au ================================================================ cek routing tabel dan tes ping R1#sh ip route C is directly connected, Loopback /32 is subnetted, 1 subnets D [90/ ] via , 00:11:43, Serial0/0 D [90/ ] via , 00:11:35, Serial0/0 D [90/ ] via , 00:11:42, Serial0/ /24 is subnetted, 1 subnets C is directly connected, Serial0/0 R1#ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 4/4/8 ms R1#ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 32/76/164 ms R1#ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 120/167/252 ms

3 2. EIGRP Filtering Route Bila diinginkan IP Loopbak2 tidak boleh terdapat dalam routing Tabel Router R3 R1(config)#access-list 1 deny R1(config)#access-list 1 permit any R1(config)#router eigrp 10 R1(config-router)#distribute-list 1 in s0/0 ================================================================ Kemudian cek di routing tabelnya dan pastikan IP sudah tidak lagi terdapat dalam routing tabelnya R1#sh ip route C is directly connected, Loopback0 D [90/ ] via , 00:28:23, Serial0/0 D [90/ ] via , 00:28:29, Serial0/ /24 is subnetted, 1 subnets C is directly connected, Serial0/0 ================================================================ Selain dikonfigurasikan di Router R1, bias juga dikonfigurasikan di Router R2 namun dengan direction OUT. Hapus dulu konfigurasi di Router R1 R1(config)#router eigrp 10 R1(config-router)#no distribute-list 1 in s0/0 Cek routing tabelnya R1#sh ip route C is directly connected, Loopback /32 is subnetted, 1 subnets D [90/ ] via , 00:28:24, Serial0/0 D [90/ ] via , 00:28:16, Serial0/0 D [90/ ] via , 00:28:22, Serial0/ /24 is subnetted, 1 subnets C is directly connected, Serial0/0 ========================================================================== Kmudian dilanjutkan konfigurasi di router R2 R2(config)#access-list 1 deny R2(config)#access-list 1 permit any R2(config)#router eigrp 10 R2(config-router)#distribute-list 1 out s0/0 Cek lagi routing tabelnya

4 R1#sh ip route C is directly connected, Loopback0 D [90/ ] via , 00:32:36, Serial0/0 D [90/ ] via , 00:32:42, Serial0/ /24 is subnetted, 1 subnets C is directly connected, Serial0/0 Dan hasilnya IP sudah tidak lagi terdapat dalam routing tabelnya.

5 3. EIGRP Redistributing Routes Kalau sebelumnya kita mengadvertise sebuah network melalui perintah network pada EIGRP, maka selanjutnya kita akan menggunakan redistribute route 3.1 Redistribute Static Buat interface loopback di Router R1 R1(config)#int lo1 R1(config-if)#ip address Buat routing static di Router R2 R2(config)#ip route Redistribute ke EIGRP R1(config)#router eigrp 10 R1(config-router)#redistribute static Cek routing tabelnya di Router R3 R3#sh ip route D [90/ ] via , 00:09:14, FastEthernet0/ /32 is subnetted, 1 subnets D [90/409600] via , 00:28:08, FastEthernet0/ /32 is subnetted, 1 subnets D EX [170/ ] via , 00:00:15, FastEthernet0/0 C is directly connected, Loopback0 C is directly connected, FastEthernet0/ /24 is subnetted, 1 subnets D [90/ ] via , 00:40:23, FastEthernet0/0 EX - EIGRP external, R3#ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 128/170/220 ms 3.2 Redistribute RIP 1. Buat interface loopback di Router R1 R1(config)#int lo2 R1(config-if)#ip address Advertise kedalam RIP

6 R1(config-if)#router rip R1(config-router)#network Redistribute kedalam EIGRP R1(config)#router eigrp 10 R1(config-router)#redistribute rip metric Pengecekan R1(config-router)#do sh ip pro Routing Protocol is "eigrp 10" Outgoing update filter list for all interfaces is not set Incoming update filter list for all interfaces is not set Default networks flagged in outgoing updates Default networks accepted from incoming updates EIGRP metric weight K1=1, K2=0, K3=1, K4=0, K5=0 EIGRP maximum hopcount 100 EIGRP maximum metric variance 1 Redistributing: eigrp 10, rip EIGRP NSF-aware route hold timer is 240s Automatic network summarization is not in effect Maximum path: 4 Routing for Networks: / /32 Routing Information Sources: Gateway Distance Last Update (this router) 90 02:22: :12:51 Distance: internal 90 external 170 R3#sh ip route eigrp /32 is subnetted, 1 subnets D EX [170/ ] via , 00:13:10, FastEthernet0/0 D [90/ ] via , 00:26:09, FastEthernet0/ /32 is subnetted, 1 subnets D [90/409600] via , 01:57:15, FastEthernet0/ /32 is subnetted, 1 subnets D EX [170/ ] via , 01:29:23, FastEthernet0/ /24 is subnetted, 1 subnets D [90/ ] via , 02:09:30, FastEthernet0/0 R3#ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 180/205/244 ms 3.3 Redistribute OSPF

7 1. Buat interface loopback di Router R1 R1(config-router)#int lo3 R1(config-if)#ip address Advertise ke dalam OSPF R1(config-if)#router ospf 1 R1(config-router)#net area 0 3. Redistribute kedalam EIGRP R1(config-router)#router eigrp 10 R1(config-router)#redistribute ospf 1 metric Pengecekan R1(config-router)#do sh ip pro i Redistrib Redistributing: eigrp 10, rip, ospf 1 R3#sh ip route eigrp /32 is subnetted, 1 subnets D EX [170/ ] via , 00:15:56, FastEthernet0/0 D [90/ ] via , 00:28:54, FastEthernet0/ /32 is subnetted, 1 subnets D [90/409600] via , 02:00:01, FastEthernet0/ /32 is subnetted, 1 subnets D EX [170/ ] via , 01:32:08, FastEthernet0/ /24 is subnetted, 1 subnets D [90/ ] via , 02:12:16, FastEthernet0/ /32 is subnetted, 1 subnets D EX [170/ ] via , 00:00:08, FastEthernet0/0 R3#ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 48/163/244 ms

8 4. EIGRP Authentication R1(config)#key chain EIGRP R1(config-keychain)#key 1 R1(config-keychain-key)#key-string CISCO R1(config-keychain-key)#int S0/0 R1(config-if)#ip authentication key-chain eigrp 10 EIGRP R1(config-if)#ip authentication mode eigrp 10 md5 ================================================================ R2(config)#key chain EIGRP R2(config-keychain)#key 1 R2(config-keychain-key)#key-string CISCO R2(config-keychain-key)#INT S0/0 R2(config-if)#ip authentication mode eigrp 10 md5 R2(config-if)#ip authentication key-chain eigrp 10 EIGRP ================================================================ R1#DEBUg EIGrp PACkets EIGRP Packets debugging is on (UPDATE, REQUEST, QUERY, REPLY, HELLO, IPXSAP, PROBE, ACK, STUB, SIAQUERY, SIAREPLY) *Mar 1 03:46:42.303: EIGRP: received packet with MD5 authentication, key id = 1 *Mar 1 03:46:42.307: EIGRP: Received HELLO on Serial0/0 nbr *Mar 1 03:46:42.311: AS 10, Flags 0x0, Seq 0/0 idbq 0/0 iidbq un/rely 0/0 peerq un/rely 0/0 *Mar 1 03:46:45.467: EIGRP: Sending HELLO on Loopback0 *Mar 1 03:46:45.471: AS 10, Flags 0x0, Seq 0/0 idbq 0/0 iidbq un/rely 0/0 *Mar 1 03:46:45.479: EIGRP: Received HELLO on Loopback0 nbr *Mar 1 03:46:45.483: AS 10, Flags 0x0, Seq 0/0 idbq 0/0 ================================================================ R1#sh ip eigrp neighbors IP-EIGRP neighbors for process 10 H Address Interface Hold Uptime SRTT RTO Q Seq (sec) (ms) Cnt Num Se0/ :12:

9 5. EIGRP Timer Terdapat dua EIGRP timer, yakni Hello interval (default : 5 seconds) Hold-time (default : 15 seconds) R1#sh ip eigrp neighbors IP-EIGRP neighbors for process 10 H Address Interface Hold Uptime SRTT RTO Q Seq (sec) (ms) Cnt Num Se0/ :12: Nilai hold-time yang ditampilkan sh ip eigrp neighbors adalah menghitung mundur dari 15 sec Berikut untuk melakukan perubahan konfigurasinya, hello interval 3 detik dan hold-time 9 detik (tiga kalinya) R3(config)#int fa0/0 R3(config-if)#ip hello-interval eigrp 10 3 R3(config-if)#ip hold-time eigrp 10 9

10 6. EIGRP Route Summarization Buat ip yang akan di summarize dulu R3(config)#int lo1 R3(config-if)#ip address R3(config-if)#int lo2 R3(config-if)#ip address R3(config-if)#int lo3 R3(config-if)#ip address R3(config-if)#int lo4 R3(config-if)#ip address R3(config-if)#int lo5 R3(config-if)#ip address R3(config-if)#int lo6 R3(config-if)#ip address R3(config-if)#int lo7 R3(config-if)#ip address Advertise kedalam EIGRP R3(config-if)#router eigrp 10 R3(config-router)#net R3(config-router)#net R3(config-router)#net R3(config-router)#net R3(config-router)#net R3(config-router)#net R3(config-router)#net ================================================================ Cek di router R1 R1#sh ip route eigrp D [90/ ] via , 00:07:54, Serial0/0 D [90/ ] via , 00:58:05, Serial0/ /32 is subnetted, 7 subnets D [90/ ] via , 00:01:27, Serial0/0 D [90/ ] via , 00:01:23, Serial0/0 D [90/ ] via , 00:01:32, Serial0/0 D [90/ ] via , 00:01:11, Serial0/0 D [90/ ] via , 00:00:35, Serial0/0 D [90/ ] via , 00:01:21, Serial0/0 D [90/ ] via , 00:01:18, Serial0/0 ================================================================ Konfigurasikan summarization di router R3 R3(config-if)#ROUTER EIGRP 10 R3(config-if)#ip summary-address eigrp R3(config-if)# *Mar 1 04:54:10.986: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10: Neighbor (FastEthernet0/0) is resync: summary configured

11 ================================================================ Cek lagi di router R1 R1#sh ip route eigrp D [90/ ] via , 00:16:46, Serial0/0 D [90/ ] via , 01:06:57, Serial0/ /29 is subnetted, 1 subnets D [90/ ] via , 00:00:07, Serial0/ /24 is subnetted, 1 subnets R1#ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 112/166/240 ms R1#ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 80/132/176 ms R1#ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 116/177/268 ms

12 7. EIGRP Unicast Update / /24 R1(config-if)#do deb ip packet de IP packet debugging is on (detailed) *Mar 1 00:48:02.723: IP: s= (Serial0/0), d= , len 60, rcvd 2, proto=88 *Mar 1 00:48:02.747: IP: s= (local), d= (Serial0/0), len 60, sending broad/multicast, proto=88 *Mar 1 00:48:02.763: IP: s= (local), d= (Serial0/0), len 40, sending, proto=88 *Mar 1 00:48:02.963: IP: s= (Serial0/0), d= , len 60, rcvd 2, proto=88 *Mar 1 00:48:02.971: IP: tableid=0, s= (Serial0/0), d= (Serial0/0), routed via RIB *Mar 1 00:48:02.975: IP: s= (Serial0/0), d= (Serial0/0), len 40, rcvd 3, proto=88 *Mar 1 00:48:02.995: IP: s= (local), d= (Serial0/0), len 40, sending, proto=88 ================================================================ Untuk merubah menjadi unicast (Link R1-R2) R1(config-if)#router eigrp 10 R1(config-router)#neighbor s0/0 R2(config-if)#router eigrp 10 R2(config-router)#neighbor s0/ / /24 R1#debug ip packet det IP packet debugging is on (detailed) *Mar 1 00:55:06.163: IP: s= (local), d= (Serial0/0), len 60, sending, proto=88 *Mar 1 00:55:10.747: IP: s= (local), d= (Serial0/0), len 60, sending, proto=88 *Mar 1 00:55:10.867: IP: tableid=0, s= (Serial0/0), d= (Serial0/0), routed via RIB *Mar 1 00:55:10.871: IP: s= (Serial0/0), d= (Serial0/0), len 60, rcvd 3, proto=88 *Mar 1 00:55:10.879: IP: tableid=0, s= (Serial0/0), d= (Serial0/0), routed via RIB *Mar 1 00:55:10.879: IP: s= (Serial0/0), d= (Serial0/0), len 40, rcvd 3, proto=88 *Mar 1 00:55:10.899: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10: Neighbor (Serial0/0) is up: new adjacency *Mar 1 00:55:10.907: IP: s= (local), d= (Serial0/0), len 60, sending, proto=88 *Mar 1 00:55:10.927: IP: s= (local), d= (Serial0/0), len 40, sending, proto=88 *Mar 1 00:55:11.147: IP: tableid=0, s= (Serial0/0), d= (Serial0/0), routed via RIB *Mar 1 00:55:11.151: IP: s= (Serial0/0), d= (Serial0/0), len 68, rcvd 3, proto=88 *Mar 1 00:55:11.171: IP: s= (local), d= (Serial0/0), len 40, sending, proto=88

13 8. EIGRP Traffic Engineering / / /24 Kondisi normal tentunya trafik dari router R1 menuju Loopback R3 adalah langsung menuju router R3 karena perhitungan bandwitdhnya. nah bila diinginkan trafik melewati router R2 dulu maka parameter metric bisa kita rubah agar memenuhi hal tersebut, salah satunya adalah Delay. ================================================================ Kondisi awal... R1(config-router)#do sh ip route Routing entry for /32 Known via "eigrp 10", distance 90, metric , type internal Redistributing via eigrp 10 Last update from on FastEthernet0/0, 00:00:50 ago Routing Descriptor Blocks: * , from , 00:00:50 ago, via FastEthernet0/0 Route metric is , traffic share count is 1 Total delay is 6000 microseconds, minimum bandwidth is Kbit Reliability 255/255, minimum MTU 1500 bytes Loading 1/255, Hops 1 R1(config-router)#do ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 36/133/192 ms R1(config-router)#do trace Tracing the route to msec 120 msec * / / /24

14 R1(config-router)#do sh ip eigrp top IP-EIGRP (AS 10): Topology entry for /32 State is Passive, Query origin flag is 1, 1 Successor(s), FD is Routing Descriptor Blocks: (FastEthernet0/0), from , Send flag is 0x0 Composite metric is (409600/128256), Route is Internal Vector metric: Minimum bandwidth is Kbit Total delay is 6000 microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is (Serial0/0), from , Send flag is 0x0 Composite metric is ( /409600), Route is Internal Vector metric: Minimum bandwidth is 1544 Kbit Total delay is microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is 2 ================================================================ Manipulasi nilai metric dengan merubah delay R1(config-if)#delay R1(config-if)#do clear ip eigrp ne *Mar 1 00:13:55.431: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10: Neighbor (Serial0/0) is down: manually cleared *Mar 1 00:13:55.455: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10: Neighbor (FastEthernet0/0) is down: manually cleared *Mar 1 00:13:55.791: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10: Neighbor (FastEthernet0/0) is up: new adjacency *Mar 1 00:13:58.527: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10: Neighbor (Serial0/0) is up: new adjacency R1(config-if)#do sh ip eigrp top IP-EIGRP (AS 10): Topology entry for /32 State is Passive, Query origin flag is 1, 1 Successor(s), FD is Routing Descriptor Blocks: (Serial0/0), from , Send flag is 0x0 Composite metric is ( /409600), Route is Internal Vector metric: Minimum bandwidth is 1544 Kbit Total delay is microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is 2

15 (FastEthernet0/0), from , Send flag is 0x0 Composite metric is ( /128256), Route is Internal Vector metric: Minimum bandwidth is Kbit Total delay is microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is 1 R1(config-if)#do sh ip route Routing entry for /32 Known via "eigrp 10", distance 90, metric , type internal Redistributing via eigrp 10 Last update from on Serial0/0, 00:02:46 ago Routing Descriptor Blocks: * , from , 00:02:46 ago, via Serial0/0 Route metric is , traffic share count is 1 Total delay is microseconds, minimum bandwidth is 1544 Kbit Reliability 255/255, minimum MTU 1500 bytes Loading 1/255, Hops 2 R1(config-if)#do ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 88/163/252 ms R1(config-if)#do trace Tracing the route to msec 52 msec 132 msec msec 172 msec * R1(config-if)# Yup sudah pindah jalurnya lewat R2 dulu baru ke R3.. ========================================================================== Selain nilai Delay, bisa juga merubah nilai bandwidthnya, misalkan bandwidth int fa0/0 nya diset 1Mbps saja, shingga lebih rendah dbanding serialnya. R1(config)#int fa0/0 R1(config-if)#no delay R1(config-if)#bandwidth 1000 R1(config-if)#do clear ip eigrp ne R1(config-if)#do sh ip eigr top IP-EIGRP (AS 10): Topology entry for /32 State is Passive, Query origin flag is 1, 1 Successor(s), FD is Routing Descriptor Blocks: (Serial0/0), from , Send flag is 0x0 Composite metric is (921600/409600), Route is Internal Vector metric:

16 Minimum bandwidth is Kbit Total delay is microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is (FastEthernet0/0), from , Send flag is 0x0 Composite metric is ( /128256), Route is Internal Vector metric: Minimum bandwidth is 1000 Kbit Total delay is 6000 microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is 1 R1(config-if)#do sh ip route D [90/921600] via , 00:00:14, Serial0/0 R1(config-if)#do ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 72/109/128 ms R1(config-if)#do trac Tracing the route to msec 80 msec 88 msec msec 168 msec * R1(config-if)#

17 9. EIGRP Filtering Standard ACL Buat IP Loopback dulu utk diadvertise ke dalam EIGRP dan kemudian difilter misal IP Genap dan Ganjil R1(config-router)#int lo1 R1(config-if)#ip address R1(config-if)#int lo2 R1(config-if)#ip address R1(config-if)#int lo3 R1(config-if)#ip address R1(config-if)#int lo4 R1(config-if)#ip address R1(config-if)#int lo5 R1(config-if)#ip address R1(config-if)#int lo6 R1(config-if)#ip address R1(config-if)#router eigrp 10 R1(config-router)#net R1(config-router)#net R1(config-router)#net R1(config-router)#net R1(config-router)#net R1(config-router)#net / / / /24 ========================================================================== Cek di R3 R3(config-router)#do sh ip rou D [90/ ] via , 00:03:15, FastEthernet0/ /32 is subnetted, 1 subnets D [90/409600] via , 00:03:15, FastEthernet0/0 C is directly connected, Loopback0 C is directly connected, FastEthernet0/ /32 is subnetted, 6 subnets D [90/ ] via , 00:00:14, FastEthernet0/0 D [90/ ] via , 00:00:12, FastEthernet0/0 D [90/ ] via , 00:00:17, FastEthernet0/0 D [90/ ] via , 00:00:04, FastEthernet0/0 D [90/ ] via , 00:00:11, FastEthernet0/0 D [90/ ] via , 00:00:08, FastEthernet0/ /24 is subnetted, 1 subnets D [90/ ] via , 00:03:17, FastEthernet0/0

18 Dan filtering dimulai yang genap dulu R3(config)#access-list 1 permit R3(config)#router eigrp 10 R3(config-router)#distribute-list 1 in fa0/0 *Mar 1 00:41:16.867: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10: Neighbor (FastEthernet0/0) is resync: route configuration changed R3(config-router)#do sh ip rou /32 is subnetted, 1 subnets D [90/409600] via , 00:15:27, FastEthernet0/0 C is directly connected, Loopback0 C is directly connected, FastEthernet0/ /32 is subnetted, 3 subnets D [90/ ] via , 00:12:26, FastEthernet0/0 D [90/ ] via , 00:12:15, FastEthernet0/0 D [90/ ] via , 00:12:21, FastEthernet0/ /24 is subnetted, 1 subnets D [90/ ] via , 00:15:27, FastEthernet0/0 Sekarang yang ganjil R3(config)#no access-list 1 permit R3(config)#access-list 1 permit Tunggu sebentar dan. R3(config)#do sh ip rou D [90/ ] via , 00:00:04, FastEthernet0/0 C is directly connected, Loopback0 C is directly connected, FastEthernet0/ /32 is subnetted, 3 subnets D [90/ ] via , 00:00:04, FastEthernet0/0 D [90/ ] via , 00:00:04, FastEthernet0/0 D [90/ ] via , 00:00:04, FastEthernet0/0 R3(config)#

19 10. EIGRP Filtering AD /24 Diinginkan IP Loopback R1 tidak terdapat dalam routing tabel R3 Kondisi awal : R3(config)#do sh ip rou D [90/ ] via , 00:08:50, FastEthernet0/0 C is directly connected, Loopback0 C is directly connected, FastEthernet0/ /32 is subnetted, 3 subnets D [90/ ] via , 00:08:50, FastEthernet0/0 D [90/ ] via , 00:08:50, FastEthernet0/0 D [90/ ] via , 00:08:50, FastEthernet0/0 Konfigurasikan nilai AD yg paling besar yakni 255 R3(config)#access-list 2 permit R3(config)#router eigrp 10 R3(config-router)#distance Cek lagi R3#sh ip rou C is directly connected, Loopback0 C is directly connected, FastEthernet0/ /32 is subnetted, 3 subnets D [90/ ] via , 00:00:02, FastEthernet0/0 D [90/ ] via , 00:00:02, FastEthernet0/0 D [90/ ] via , 00:00:02, FastEthernet0/0 Yup ip loopback R1 ( ) sudah tidak terdapat lagi dalam routing tabel Router R3 R3(config)#do sh ip rou % Network not in table / /24 R3(config)#do ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:... Success rate is 0 percent (0/5) /24

20 11. EIGRP Traffic Engineering Offset List /24 Diinginkan trafik dari R1 menuju Loopback R3 dilewatkan ke R2 terlebih dahulu. Kondisi awal / / /24 R1(config-router)#do sh ip rou C is directly connected, Loopback /32 is subnetted, 1 subnets D [90/435200] via , 00:19:01, FastEthernet0/0 D [90/409600] via , 00:04:34, FastEthernet0/0 ( langsung ke R3) D [90/307200] via , 00:19:01, FastEthernet0/ /24 is subnetted, 1 subnets C is directly connected, Serial0/ /24 is subnetted, 1 subnets C is directly connected, FastEthernet0/0 R1(config-router)#do sh ip eigrp top IP-EIGRP (AS 10): Topology entry for /32 State is Passive, Query origin flag is 1, 1 Successor(s), FD is Routing Descriptor Blocks: (FastEthernet0/0), from , Send flag is 0x0 Composite metric is (409600/128256), Route is Internal Vector metric: Minimum bandwidth is Kbit Total delay is 6000 microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is (Serial0/0), from , Send flag is 0x0 Composite metric is ( /409600), Route is Internal Vector metric: / /24

21 Minimum bandwidth is 1544 Kbit Total delay is microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is 2 R1(config-router)#do ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 100/147/220 ms R1(config-router)#do traceroute Tracing the route to msec 116 msec * langsung ke R3 ========================================================================== Manipulasi trafik... offset nya diset dengan nilai yang paling besar R1(config)#access-list 1 permit R1(config)#router eigrp 10 R1(config-router)#offset-list 1 in? < > Offset R1(config-router)#offset-list 1 in fa0/0 Tunggu sebentar *Mar 1 00:19:32.619: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10: Neighbor (FastEthernet0/0) is resync: route configuration changed ========================================================================== Cek routing tabelnya lagi R1(config-router)#do sh ip rou C is directly connected, Loopback /32 is subnetted, 1 subnets D [90/435200] via , 00:10:12, FastEthernet0/0 D [90/ ] via , 00:00:12, Serial0/0 Jalurnya sudah lewat R2 D [90/307200] via , 00:10:13, FastEthernet0/ /24 is subnetted, 1 subnets C is directly connected, Serial0/ /24 is subnetted, 1 subnets C is directly connected, FastEthernet0/0 R1(config-router)#do ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds:

22 Success rate is 100 percent (5/5), round-trip min/avg/max = 44/104/196 ms R1(config-router)#do traceroute Tracing the route to msec 96 msec 88 msec jalurnya sudah pindah ke R2 dulu msec 140 msec * R1(config-router)#do sh ip eigrp top IP-EIGRP (AS 10): Topology entry for /32 State is Passive, Query origin flag is 1, 1 Successor(s), FD is Routing Descriptor Blocks: (Serial0/0), from , Send flag is 0x0 Composite metric is ( /409600), Route is Internal Vector metric: Minimum bandwidth is 1544 Kbit Total delay is microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is (FastEthernet0/0), from , Send flag is 0x0 Composite metric is ( /128256), Route is Internal Vector metric: Minimum bandwidth is Kbit Total delay is microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is 1 nilai offset yang dikonfigurasikan ========================================================================== Selanjutnya interface s0/0 pada R1 dishutdown dan trafik kembali ke jalur semula karena jalur hasil manipulasi diputus. R1(config-router)#int s0/0 R1(config-if)#shutdown R1(config-if)# *Mar 1 00:34:28.587: %DUAL-5-NBRCHANGE: IP-EIGRP(0) 10: Neighbor (Serial0/0) is down: interface down *Mar 1 00:34:30.483: %LINK-5-CHANGED: Interface Serial0/0, changed state to administratively down *Mar 1 00:34:31.483: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial0/0, changed state to down R1(config-if)#do sh ip rou C is directly connected, Loopback /32 is subnetted, 1 subnets D [90/435200] via , 00:25:07, FastEthernet0/0 D [90/ ] via , 00:00:10, FastEthernet0/0 langsung ke R3

23 D [90/307200] via , 00:25:07, FastEthernet0/ /24 is subnetted, 1 subnets D [90/ ] via , 00:00:10, FastEthernet0/ /24 is subnetted, 1 subnets C is directly connected, FastEthernet0/0 R1(config-if)#do sh ip eigrp top IP-EIGRP (AS 10): Topology entry for /32 State is Passive, Query origin flag is 1, 1 Successor(s), FD is Routing Descriptor Blocks: (FastEthernet0/0), from , Send flag is 0x0 Composite metric is ( /128256), Route is Internal Vector metric: Minimum bandwidth is Kbit Total delay is microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is 1 R1(config-if)#do ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 52/104/136 ms R1(config-if)#do traceroute Tracing the route to msec 120 msec * Ok sudah kembali ke jalan yang benar...

24 12. EIGRP Traffic Engineering AD /24 Diinginkan trafik dari R1 menuju Loopback R3 dilewatkan ke R2 terlebih dahulu, namun kali ini dengan metode memanipulasi Administrative Distance nya Kembalikan dulu hasil konfigurasi sebelumnya R1(config)#int s0/0 R1(config-if)#no shutdown R1(config-if)#router eigrp 10 R1(config-router)#no offset-list 1 in fa0/0 ========================================================================== Konfigurasikan manipulasi AD nya, diset paling besar nilainya yakni 255 R1(config-if)#router eigrp 10 R1(config-router)#distance 255? A.B.C.D IP Source address R1(config-router)#distance ? A.B.C.D Wildcard bits R1(config-router)#distance ? <1-99> IP Standard access list number < > IP Standard expanded access list number WORD Standard access-list name <cr> R1(config-router)#distance R1(config)#access-list 1 permit ========================================================================== Cek hasilnya gan / /24 R1(config-router)#do sh ip route / / /24

25 C is directly connected, Loopback /32 is subnetted, 1 subnets D [90/435200] via , 00:00:03, FastEthernet0/0 D [90/ ] via , 00:00:05, Serial0/0 pindah jalur ke Router R2 via serial D [90/307200] via , 00:00:03, FastEthernet0/ /24 is subnetted, 1 subnets C is directly connected, Serial0/ /24 is subnetted, 1 subnets C is directly connected, FastEthernet0/0 R1(config-router)# R1(config-router)#do ping Sending 5, 100-byte ICMP Echos to , timeout is 2 seconds: Success rate is 100 percent (5/5), round-trip min/avg/max = 32/121/208 ms R1(config-router)#do trac Tracing the route to msec 96 msec 260 msec msec 296 msec *

26 13. EIGRP Load Balancing ===== R1 ===== en conf t hostname R1 int f0/0 ip addr no sh int f0/1 ip addr no sh int lo0 ip addr router eigrp 10 net no auto-summary ===== R2 ===== en conf t hostname R2 int f0/0

27 ip addr no sh int f0/1 ip addr no sh int lo0 ip addr router eigrp 10 net no auto-summary ===== R3 ===== en conf t hostname R3 int f0/0 ip addr no sh int f0/1 ip addr no sh int lo0 ip addr router eigrp 10 net no auto-summary ===== R4 ===== en conf t hostname R4 int f0/0 ip addr no sh int f0/1 ip addr no sh

28 int lo0 ip addr router eigrp 10 net no auto-summary

29 ================================================================ selanjutnya cek routing tabelnya R1#sh ip route eigrp /24 is subnetted, 1 subnets D [90/307200] via , 00:00:28, FastEthernet0/ /32 is subnetted, 1 subnets D [90/409600] via , 00:00:28, FastEthernet0/0 D [90/409600] via , 00:00:28, FastEthernet0/ /32 is subnetted, 1 subnets D [90/435200] via , 00:00:28, FastEthernet0/1 [90/435200] via , 00:00:28, FastEthernet0/ /24 is subnetted, 1 subnets D [90/307200] via , 00:00:28, FastEthernet0/0 seperti yang terlihat diatas, 2 jalur digunakan secara bersamaan untuk menuju ke Loopback0 R4 (Equal Cost Load Balancing) yakni via R2 ( ) dan R3 ( ) R1#sh ip route Routing entry for /32 Known via "eigrp 10", distance 90, metric , type internal Redistributing via eigrp 10 Last update from on FastEthernet0/1, 00:00:31 ago Routing Descriptor Blocks: , from , 00:00:31 ago, via FastEthernet0/1 Route metric is , traffic share count is 1 Total delay is 7000 microseconds, minimum bandwidth is Kbit Reliability 255/255, minimum MTU 1500 bytes Loading 1/255, Hops 2 * , from , 00:00:31 ago, via FastEthernet0/0 Route metric is , traffic share count is 1 Total delay is 7000 microseconds, minimum bandwidth is Kbit Reliability 255/255, minimum MTU 1500 bytes Loading 1/255, Hops 2 ================================================================ Unequal Cost Load Balancing selanjutnya kita rubah bandwidth menjadi lebih kecil dari Kbit pada Link yang menuju ke router R2, misalkan 1000 Kbit R1(config)#int f0/0 R1(config-if)#bandwidth 1000 R1(config-if)#do clear ip route * cek lagi pada routing tabelnya dan didapati hanya satu jalur yang dilewati yakni melalui R3 R1#sh ip route /24 is subnetted, 1 subnets D [90/307200] via , 00:00:11, FastEthernet0/1 C is directly connected, Loopback /32 is subnetted, 1 subnets D [90/460800] via , 00:00:11, FastEthernet0/1

30 [90/ ] via , 00:00:11, FastEthernet0/0 D [90/409600] via , 00:00:11, FastEthernet0/ /32 is subnetted, 1 subnets D [90/435200] via , 00:00:11, FastEthernet0/ /24 is subnetted, 1 subnets D [90/332800] via , 00:00:11, FastEthernet0/ /24 is subnetted, 1 subnets C is directly connected, FastEthernet0/ /24 is subnetted, 1 subnets C is directly connected, FastEthernet0/1 berikutnya kita cek dulu di eigrp topologinya yang masih menyimpan tentang jalur lain yang kita rubah bandwidthnya menjadi lebih kecil R1#sh ip eigrp topology /32 IP-EIGRP (AS 10): Topology entry for /32 State is Passive, Query origin flag is 1, 1 Successor(s), FD is Routing Descriptor Blocks: (FastEthernet0/1), from , Send flag is 0x0 Composite metric is (435200/409600), Route is Internal Vector metric: Minimum bandwidth is Kbit Total delay is 7000 microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is (FastEthernet0/0), from , Send flag is 0x0 Composite metric is ( /409600), Route is Internal Vector metric: Minimum bandwidth is 1000 Kbit Total delay is 7000 microseconds Reliability is 255/255 Load is 1/255 Minimum MTU is 1500 Hop count is 2 Perhatikan nilai metric nya... untuk mencari nilai varience yang akan kita masukkan, maka dibagi = 6,29 maka nilai varience yang diset adalah 7 (pembulatan harus keatas utk nilai berapapun) R1(config)#router eigrp 10 R1(config-router)#variance 7 ================================================================ hasil akhir R1#sh ip route /24 is subnetted, 1 subnets D [90/307200] via , 00:00:01, FastEthernet0/1 C is directly connected, Loopback /32 is subnetted, 1 subnets

31 D D D [90/460800] via , 00:00:01, FastEthernet0/1 [90/ ] via , 00:00:01, FastEthernet0/ [90/409600] via , 00:00:01, FastEthernet0/ /32 is subnetted, 1 subnets [90/435200] via , 00:00:01, FastEthernet0/1 [90/ ] via , 00:00:01, FastEthernet0/ /24 is subnetted, 1 subnets R1#sh ip route Routing entry for /32 Known via "eigrp 10", distance 90, metric , type internal Redistributing via eigrp 10 Last update from on FastEthernet0/0, 00:00:47 ago Routing Descriptor Blocks: * , from , 00:00:47 ago, via FastEthernet0/1 Route metric is , traffic share count is 120 Total delay is 7000 microseconds, minimum bandwidth is Kbit Reliability 255/255, minimum MTU 1500 bytes Loading 1/255, Hops , from , 00:00:47 ago, via FastEthernet0/0 Route metric is , traffic share count is 19 Total delay is 7000 microseconds, minimum bandwidth is 1000 Kbit Reliability 255/255, minimum MTU 1500 bytes Loading 1/255, Hops 2 Seperti yang terlihat sekarang 2 jalur digunakan secara bersamaan, namun dengan pembagian setiap 7 paket dkirimkan melalui link utama, maka berikutnya 1 paket dkirimkan ke link kedua