Cisco Updated 200-301 Exam Questions and Answers by ocean

From the neighbor status, we notice the “Flags” are SP. “P” here means the neighbor is in Passive mode.In order to create an Etherchannel interface, the (local) SW1 ports should be in Active mode.Moreover, the “Port State” in the exhibit is “0x3c” (which equals to “00111100 in binary format).Bit 3 is “1” which means the ports are synchronizing -> the ports are working so the local ports should be in Active mode.

With the same route (prefix), the router will choose the routing protocol with lowest Administrative Distance (AD) to install into the routing table. The AD of Internal EIGRP (90) is lowest so it would be chosen. The table below lists the ADs of popular routing protocols.

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Note: The AD of IS-IS is 115. The “EIGRP” in the table above is “Internal EIGRP”. The AD of “External EIGRP” is 170. An EIGRP external route is a route that was redistributed into EIGRP.