400-101 Sample Question

Question No:1

A TCP/IP host is able to transmit small amounts of data (typically less than 1500 bytes), but attempts
to transmit larger amounts of data hang and then time out. What is the cause of this problem?
A. A link is flapping between two intermediate devices.
B. The processor of an intermediate router is averaging 90 percent utilization.
C. A port on the switch that is connected to the TCP/IP host is duplicating traffic and sending it to a
port that has a sniffer attached.
D. There is a PMTUD failure in the network path.

Answer: D

Question No :2

Which three conditions can cause excessive unicast flooding? (Choose three.)
A. Asymmetric routing
B. Repeated TCNs
C. The use of HSRP
D. Frames sent to FFFF.FFFF.FFFF
E. MAC forwarding table overflow
F. The use of Unicast Reverse Path Forwarding

Answer: A, B, E