BGP Attribute AS-Path
hapus dulu konfigurasi OSPF yang di lab sebelumnya kemudian ganti dengan
EIGRP dengan ASN 10
untuk IP Addressnya masih sama dengan konfigurasi sebelumnya
konfigurasi EIGRP dan BGP di R1
router eigrp 10
network 1.1.1.1 0.0.0.0
network 12.12.12.0 0.0.0.255
!
router bgp 100
bgp log-neighbor-changes
network 11.11.11.11 mask 255.255.255.255
neighbor 2.2.2.2 remote-as 100
neighbor 2.2.2.2 update-source Loopback0
!
konfigurasi EIGRP dn BGP Attribute AS-Path di Router 2
router eigrp 10
network 2.2.2.2 0.0.0.0
network 12.12.12.0 0.0.0.255
network 23.23.23.0 0.0.0.255
network 25.25.25.0 0.0.0.255
!
router bgp 100
bgp log-neighbor-changes
network 22.22.22.22 mask 255.255.255.255
neighbor 1.1.1.1 remote-as 100
neighbor 1.1.1.1 update-source Loopback0
neighbor 1.1.1.1 route-reflector-client
neighbor 1.1.1.1 next-hop-self
neighbor 5.5.5.5 remote-as 100
neighbor 5.5.5.5 update-source Loopback0
neighbor 5.5.5.5 route-reflector-client
neighbor 5.5.5.5 next-hop-self
neighbor 23.23.23.2 remote-as 200
neighbor 23.23.23.2 next-hop-self
neighbor 23.23.23.2 route-map AS in
!
Konfigurasi AS-Path di Route Map AS
route-map AS permit 10
set as-path prepend 23 23 23 23
Konfigurasi EIGRP dan BGP di Router 3
router eigrp 10
network 3.3.3.3 0.0.0.0
network 23.23.23.0 0.0.0.255
network 34.34.34.0 0.0.0.255
network 36.36.36.0 0.0.0.255
!
router bgp 200
bgp log-neighbor-changes
network 33.33.33.33 mask 255.255.255.255
neighbor 4.4.4.4 remote-as 200
neighbor 4.4.4.4 update-source Loopback0
neighbor 4.4.4.4 route-reflector-client
neighbor 4.4.4.4 next-hop-self
neighbor 6.6.6.6 remote-as 200
neighbor 6.6.6.6 update-source Loopback0
neighbor 6.6.6.6 route-reflector-client
neighbor 6.6.6.6 next-hop-self
neighbor 23.23.23.1 remote-as 100
neighbor 23.23.23.1 next-hop-self
!
Konfigurasi EIGRP dan BGP di Router 4
router eigrp 10
network 4.4.4.4 0.0.0.0
network 34.34.34.0 0.0.0.255
!
router bgp 200
bgp log-neighbor-changes
network 44.44.44.44 mask 255.255.255.255
neighbor 3.3.3.3 remote-as 200
neighbor 3.3.3.3 update-source Loopback0
!
Konfigurasi EIGRP dan BGP di Router 5
router eigrp 10
network 5.5.5.5 0.0.0.0
network 25.25.25.0 0.0.0.255
network 56.56.56.0 0.0.0.255
!
router bgp 100
bgp log-neighbor-changes
network 55.55.55.55 mask 255.255.255.255
neighbor 2.2.2.2 remote-as 100
neighbor 2.2.2.2 update-source Loopback0
neighbor 2.2.2.2 next-hop-self
neighbor 56.56.56.2 remote-as 200
neighbor 56.56.56.2 next-hop-self
!
Konfigurasi EIGRP dan BGP di Router 6
router eigrp 10
network 6.6.6.6 0.0.0.0
network 36.36.36.0 0.0.0.255
network 56.56.56.0 0.0.0.255
!
router bgp 200
bgp log-neighbor-changes
network 66.66.66.66 mask 255.255.255.255
neighbor 3.3.3.3 remote-as 200
neighbor 3.3.3.3 update-source Loopback0
neighbor 3.3.3.3 next-hop-self
neighbor 56.56.56.1 remote-as 100
neighbor 56.56.56.1 next-hop-self
!
Verifikasi Routing BGP di R2
R2(config-router)#do sh ip bgp
BGP table version is 6, local router ID is 22.22.22.22
Status codes: s suppressed, d damped, h history, * valid, > best, i - internal,
r RIB-failure, S Stale, m multipath, b backup-path, f RT-Filter,
x best-external, a additional-path, c RIB-compressed,
Origin codes: i - IGP, e - EGP, ? - incomplete
RPKI validation codes: V valid, I invalid, N Not found
Network Next Hop Metric LocPrf Weight Path
*>i 11.11.11.11/32 1.1.1.1 0 100 0 i
*>i 33.33.33.33/32 5.5.5.5 0 100 0 200 i
* 23.23.23.2 0 0 23 23 23 23 200 i
*>i 44.44.44.44/32 5.5.5.5 0 100 0 200 i
* 23.23.23.2 0 23 23 23 23 200 i
*>i 55.55.55.55/32 5.5.5.5 0 100 0 i
*>i 66.66.66.66/32 5.5.5.5 0 100 0 200 i
* 23.23.23.2 0 23 23 23 23 200 i
Sebelum konfigurasi AS-Path di R2 ketika di trace dari R1 ke R4
R1#trace 44.44.44.44
Type escape sequence to abort.
Tracing the route to 44.44.44.44
VRF info: (vrf in name/id, vrf out name/id)
1 12.12.12.2 7 msec 2 msec 4 msec
2 23.23.23.2 5 msec 1 msec 1 msec
3 34.34.34.2 5 msec 1 msec 2 msec
R1#
Setelah konfigurasi AS-Path di R2 ketika di trace dari R1 ke R4
R1# trace 44.44.44.44
Type escape sequence to abort.
Tracing the route to 44.44.44.44
VRF info: (vrf in name/id, vrf out name/id)
1 12.12.12.2 5 msec 5 msec 1 msec
2 25.25.25.2 9 msec 10 msec 9 msec
3 56.56.56.2 10 msec 10 msec 10 msec
4 36.36.36.1 11 msec 6 msec 10 msec
5 34.34.34.2 10 msec 6 msec 10 msec
Selesei
Salam Ngoprek