Basic EIGRP Auto-Summary

In the above topology I have auto-summary enabled on R1 and R2. R3 does not have auto-summary. The result of this config is R1 and R2 will actually advertise the network, since both of those 10. networks reside in that classful boundary.  Since their only neighbor is R3, R3 will have a duplicate route … Continue reading Basic EIGRP Auto-Summary