A L3 switch is connected to two routers via 172.16.90.2 on R2 and 172.16.90.3 on R1. I'm seeing 100.127.1.0 via both .2 and .3. But for 100.126.1.0 network, I'm seeing the route only via 172.16.90.3 on eigrp as shown below. What would be the reason f...