How to Configure External BGP (eBGP)

How to Configure External BGP (eBGP)
NOTE: When BGP runs between routers that belong to two different ASs, this is called exterior BGP (eBGP). When BGP runs between routers in the same AS, this is called iBGP.

Table of Contents:

Configuration:
R1:
conf t
!Issue this command to enable BGP on a router:
router bgp 1
!Issue this neighbor command to establish a TCP connection
neighbor 10.10.10.2 remote-as 2
neighbor 10.10.10.2 password cisco
network 1.1.1.0 mask 255.255.255.0
end
wr

R2:
conf t
router bgp 2
neighbor 10.10.10.1 remote-as 1
neighbor 10.10.10.1 password cisco
network 2.2.2.0 mask 255.255.255.0
end
wr

Verification:
show ip bgp summary
show ip bgp
show ip route bgp

References:

#cisco #ccna #ccnp #ccie

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