LAB BGP : eBGP Topologi Mesh
Topologi
R1 - IP ADDRESS
===============
[admin@MikroTik] > sy ide se na IDN_R1
[admin@IDN_R1] > int br ad na loopback
[admin@IDN_R1] > ip ad ad ad 12.12.12.1/24 int ether2
[admin@IDN_R1] > ip ad ad ad 1.1.1.1 int loopback
[admin@IDN_R1] > ip rou ad ds 23.23.23.0/24 gat 12.12.12.2
R2 - IP ADDRESS
===========================================================================
admin@MikroTik] > sy ide se na IDN_R2
[admin@IDN_R2] > int br ad na IDN_R2
[admin@IDN_R2] > ip ad ad ad 12.12.12.2/24 int ether1
[admin@IDN_R2] > ip ad ad ad 2.2.2.2 int loopback
R1 - IP ADDRESS
===========================================================================
[admin@MikroTik] > sy ide s na IDN_R3
[admin@IDN_R3] > int br ad na loopback
[admin@IDN_R3] > ip ad ad ad 23.23.23.3/24 int ether2
[admin@IDN_R3] > ip ad ad ad 3.3.3.3 int loopback
Set AS R1
===========================================================
[admin@IDN_R1] > rou bg ins set as=100
numbers: 0
Set AS R2
===========================================================
[admin@IDN_R2] > rou bg ins set as=200
numbers: 0
Set AS R3
===========================================================
[admin@IDN_R3] > rou bg ins set as=300 0
R1 BGP Peeering
===========================================================
[admin@IDN_R1] > rou bg peer ad nam peer1 remote-address=12.12.12.2 remote-as=200
R2 BGP Peeering
===========================================================
[admin@IDN_R2] > rou bg pee ad na peer1 remote-address=12.12.12.1 remote-as=100
[admin@IDN_R2] > rou bg pee add nam peer_R3 remote-address=23.23.23.3 remote-as=300
R3 BGP Peeering
===========================================================
[admin@IDN_R3] > rou bg pee ad nam peer_R2 remote-address=23.23.23.2 remote-as=200
CEK STATUS PEERING
===========================================================
R1
====
[admin@IDN_R1] > rou bg peer prin sta
Flags: X - disabled, E - established
0 E name="peer1" instance=default remote-address=12.12.12.2 remote-as=200 tcp-md5-key=""
nexthop-choice=default multihop=no route-reflect=no hold-time=3m ttl=255 in-filter=""
out-filter="" address-families=ip default-originate=never remove-private-as=no
as-override=no passive=no use-bfd=no remote-id=2.2.2.2 local-address=12.12.12.1
uptime=0s prefix-count=0 updates-sent=1 updates-received=0 withdrawn-sent=0
withdrawn-received=0 remote-hold-time=3m used-hold-time=3m used-keepalive-time=1m
refresh-capability=yes as4-capability=yes state=established
R2
====
R3[admin@IDN_R2] > rou bg pee pr sta
Flags: X - disabled, E - established
0 E name="peer1" instance=default remote-address=12.12.12.1 remote-as=100 tcp-md5-key=""
nexthop-choice=default multihop=no route-reflect=no hold-time=3m ttl=255 in-filter=""
out-filter="" address-families=ip default-originate=never remove-private-as=no
as-override=no passive=no use-bfd=no remote-id=1.1.1.1 local-address=12.12.12.2
uptime=4h14m29s prefix-count=1 updates-sent=0 updates-received=1 withdrawn-sent=0
withdrawn-received=0 remote-hold-time=3m used-hold-time=3m used-keepalive-time=1m
refresh-capability=yes as4-capability=yes state=established
1 E name="peer_R3" instance=default remote-address=23.23.23.3 remote-as=300 tcp-md5-key=""
nexthop-choice=default multihop=no route-reflect=no hold-time=3m ttl=255 in-filter=""
out-filter="" address-families=ip default-originate=never remove-private-as=no
as-override=no passive=no use-bfd=no remote-id=3.3.3.3 local-address=23.23.23.2
uptime=1h4m7s prefix-count=0 updates-sent=1 updates-received=0 withdrawn-sent=0
withdrawn-received=0 remote-hold-time=3m used-hold-time=3m used-keepalive-time=1m
refresh-capability=yes as4-capability=yes state=established
===
[admin@IDN_R3] > rou bg pee pr sta
Flags: X - disabled, E - established
0 E name="peer_R2" instance=default remote-address=23.23.23.2 remote-as=200 tcp-md5-key=""
nexthop-choice=default multihop=no route-reflect=no hold-time=3m ttl=255 in-filter=""
out-filter="" address-families=ip default-originate=never remove-private-as=no
as-override=no passive=no use-bfd=no remote-id=2.2.2.2 local-address=23.23.23.3
uptime=3s prefix-count=1 updates-sent=0 updates-received=1 withdrawn-sent=0
withdrawn-received=0 remote-hold-time=3m used-hold-time=3m used-keepalive-time=1m
refresh-capability=yes as4-capability=yes state=established
TAMBAHKAN KONFIGURASI ROUTING
=============================
R1
======
R3[admin@IDN_R1] > ip rou ad ds 23.23.23.0/24 gat 12.12.12.2
======
[admin@IDN_R3] > ip ro ad ds 12.12.12.0/24 gat 23.23.23.2
R1 CEK TABEL ROUTING
=============================
[admin@IDN_R1] > ip ro pr
Flags: X - disabled, A - active, D - dynamic,
C - connect, S - static, r - rip, b - bgp, o - ospf, m - mme,
B - blackhole, U - unreachable, P - prohibit
# DST-ADDRESS PREF-SRC GATEWAY DISTANCE
0 ADC 1.1.1.1/32 1.1.1.1 loopback 0
1 ADb 2.2.2.2/32 12.12.12.2 20
2 ADb 3.3.3.3/32 12.12.12.2 20
3 ADC 12.12.12.0/24 12.12.12.1 ether2 0
4 A S 23.23.23.0/24 12.12.12.2 1
[admin@IDN_R1] >
R2 CEK TABEL ROUTING
=============================
[admin@IDN_R2] > ip ro pr
Flags: X - disabled, A - active, D - dynamic,
C - connect, S - static, r - rip, b - bgp, o - ospf, m - mme,
B - blackhole, U - unreachable, P - prohibit
# DST-ADDRESS PREF-SRC GATEWAY DISTANCE
0 ADb 1.1.1.1/32 12.12.12.1 20
1 ADC 2.2.2.2/32 2.2.2.2 loopback 0
2 ADb 3.3.3.3/32 23.23.23.3 20
3 ADC 12.12.12.0/24 12.12.12.2 ether1 0
4 ADC 23.23.23.0/24 23.23.23.2 ether3 0
[admin@IDN_R2] >
R3 CEK TABEL ROUTING
=============================
TEST PING DARI R1 Ke semua IP Loopback[admin@IDN_R3] > ip ro pr
Flags: X - disabled, A - active, D - dynamic,
C - connect, S - static, r - rip, b - bgp, o - ospf, m - mme,
B - blackhole, U - unreachable, P - prohibit
# DST-ADDRESS PREF-SRC GATEWAY DISTANCE
0 ADb 1.1.1.1/32 23.23.23.2 20
1 ADb 2.2.2.2/32 23.23.23.2 20
2 ADC 3.3.3.3/32 3.3.3.3 loopback 0
3 A S 12.12.12.0/24 23.23.23.2 1
4 ADC 23.23.23.0/24 23.23.23.3 ether2 0
[admin@IDN_R3] >
TEST PING
================================
[admin@IDN_R1] > ping 1.1.1.1
SEQ HOST SIZE TTL TIME STATUS
0 1.1.1.1 56 64 2ms
1 1.1.1.1 56 64 1ms
sent=2 received=2 packet-loss=0% min-rtt=1ms avg-rtt=1ms max-rtt=2ms
[admin@IDN_R1] > ping 2.2.2.2
SEQ HOST SIZE TTL TIME STATUS
0 2.2.2.2 56 64 1ms
1 2.2.2.2 56 64 2ms
2 2.2.2.2 56 64 1ms
sent=3 received=3 packet-loss=0% min-rtt=1ms avg-rtt=1ms max-rtt=2ms
[admin@IDN_R1] > ping 3.3.3.3
SEQ HOST SIZE TTL TIME STATUS
0 3.3.3.3 56 63 9ms
1 3.3.3.3 56 63 2ms
2 3.3.3.3 56 63 2ms
sent=3 received=3 packet-loss=0% min-rtt=2ms avg-rtt=4ms max-rtt=9ms
[admin@IDN_R1] > ping 23.23.23.3
SEQ HOST SIZE TTL TIME STATUS
0 23.23.23.3 56 63 4ms
1 23.23.23.3 56 63 2ms
2 23.23.23.3 56 63 2ms
sent=3 received=3 packet-loss=0% min-rtt=2ms avg-rtt=2ms max-rtt=4ms
[admin@IDN_R1] >
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