BGP Template – eBGP peers

Router B:

router bgp 100

network 10.60.0.0 mask 255.255.0.0

neighbor external peer-group

neighbor external remote-as 200

neighbor external description ISP connection

neighbor external remove-private-AS

neighbor external version 4

neighbor external prefix-list ispout out ! “real” filter

neighbor external filter-list 1 out ! “accident” filter

neighbor external route-map ispout out

neighbor external prefix-list ispin in

neighbor external filter-list 2 in

neighbor external route-map ispin in

neighbor external password 7 020A0559

neighbor external maximum-prefix 220000 [warning-only]

neighbor 10.200.0.1 peer-group external

!

ip route 10.60.0.0 255.255.0.0 null0 254

AS 200

AS100

10.0.0.0

A

B

10.60.0.0/16

10.200.0.0

.1

.2

AS 100 is a

customer

of AS 200

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