FIB Example

Destination/Mask

0.0.0.0/0

128.32.12.64/26

128.32.12.128/26

Next Hop

128.32.12.165

128.32.12.166

128.32.12.65

128.32.12.131

R2

R1

128.32.12.64/26

128.32.12.128/26

128.32.12.164/30

.165

.166

.65

.131

128.32.12.164/30

R2’s FIB

Packet destined for

128.32.12.187

matches the 1st and

4th routes, but the

4th is longest, so the

packet is locally delivered

on the yellow link.

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