BGP Routing Information Base

BGP RIB

D 10.1.2.0/24

D 160.10.1.0/24

D 160.10.3.0/24

R 153.22.0.0/16

S 192.1.1.0/24

Network Next-Hop Path

*>i160.10.1.0/24 192.20.3.1 i

*>i160.10.3.0/24 192.20.3.1 i

*> 173.21.0.0/16 192.20.2.1 100

• Best paths installed in routing table if:

B 173.21.0.0/16

Route Table

• prefix and prefix length are unique
• lowest “protocol distance”

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