Paul Adam - All-in-One CCIE Routing and Switching V5.0 Written Exam Guide

Cisco 400-101CCIE Routing and Switching (v5.0)Version: 5.0 Cisco 400-101 Exam QUESTION NO: 1 Refer to the exhibit. If you change the Spanning Tree Protocol from pvst to rapid-pvst, what is the effect on the interface Fa0/1 port state? A. It transitions to the listening state, and then the forwarding state. B. It transitions to the learning state and then the forwarding state. C. It transitions to the blocking state, then the learning state, and then the forwarding state. D. It transitions to the blocking state and then the forwarding state. Answer: CExplanation:QUESTION NO: 2 Refer to the exhibit.

Which configuration is missing that would enable SSH access on a router that is running Cisco IOS XE Software? A. int Gig0/0/0 management-interface B. class-map ssh-class match access-group protect-ssh "Pass Any Exam. Any Time." - www.actualtests.com 2 Cisco 400-101 Exam policy-map control-plane-in class ssh-class police 80000 conform transmit exceed drop control-plane service-policy input control-plane-in C. control-plane host management-interface GigabitEthernet0/0/0 allow ssh D. interface Gig0/0/0 ip access-group protect-ssh in Answer: CExplanation:QUESTION NO: 3 Which two options are causes of out-of-order packets? (Choose two.) A. a routing loop B. a router in the packet flow path that is intermittently dropping packets C. high latency D. packets in a flow traversing multiple paths through the network E. some packets in a flow being process-switched and others being interrupt-switched on a transit router Answer: D,EExplanation:QUESTION NO: 4 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. Answer: DExplanation: "Pass Any Exam. Answer: DExplanation: "Pass Any Exam.

Any Time." - www.actualtests.com 3 Cisco 400-101 Exam QUESTION NO: 5 Refer to the exhibit. ICMP Echo requests from host A are not reaching the intended destination on host B. What is the problem? A. The ICMP payload is malformed. B. The ICMP Identifier (BE) is invalid. C. The negotiation of the connection failed. E. The link is congested. Answer: DExplanation:QUESTION NO: 6 Refer to the exhibit. "Pass Any Exam. "Pass Any Exam.

Any Time." - www.actualtests.com 4 Cisco 400-101 Exam Which statement is true? A. It is impossible for the destination interface to equal the source interface. B. NAT on a stick is performed on interface Et0/0. C. There is a potential routing loop. D. This output represents a UDP flow or a TCP flow. Answer: CExplanation:QUESTION NO: 7 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,EExplanation:QUESTION NO: 8 Which congestion-avoidance or congestion-management technique can cause global synchronization? A. Tail drop B. Random early detection C. Weighted random early detection D. Weighted fair queuing Answer: AExplanation:QUESTION NO: 9 "Pass Any Exam. Any Time." - www.actualtests.com 5 Cisco 400-101 Exam Which two options are reasons for TCP starvation? (Choose two.) A. The use of tail drop B. The use of WRED C. Mixing TCP and UDP traffic in the same traffic class D. The use of TCP congestion control Answer: C,DExplanation:QUESTION NO: 10 Which type of port would have root guard enabled on it? A. A root port B. An alternate port C. A blocked port D. A designated port Answer: DExplanation:QUESTION NO: 11 Refer to the exhibit.

Which action will solve the error state of this interface when connecting a host behind a Cisco IP phone? A. Configure dot1x-port control auto on this interface B. Enable errdisable recovery for security violation errors C. Enable port security on this interface D. Configure multidomain authentication on this interface "Pass Any Exam. Any Time." - www.actualtests.com 6 Cisco 400-101 Exam Answer: DExplanation:QUESTION NO: 12 Refer to the exhibit. While troubleshooting high CPU utilization on one of your Cisco Catalyst switches, you find that the issue is due to excessive flooding that is caused by STP. What can you do to prevent this issue from happening again? A. Disable STP completely on the switch. B. Change the STP version to RSTP. D. Configure UplinkFast on the switch. E. Configure PortFast on interface Gi0/15. Answer: EExplanation:QUESTION NO: 13 Refer to the exhibit. Answer: EExplanation:QUESTION NO: 13 Refer to the exhibit.

While troubleshooting high CPU utilization of a Cisco Catalyst 4500 Series Switch, you notice the error message that is shown in the exhibit in the log file. What can be the cause of this issue, and how can it be prevented? "Pass Any Exam. Any Time." - www.actualtests.com 7 Cisco 400-101 Exam A. The hardware routing table is full. Redistribute from BGP into IGP. B. The software routing table is full. C. The hardware routing table is full. C. The hardware routing table is full.

Reduce the number of routes in the routing table. D. The software routing table is full. Reduce the number of routes in the routing table. Answer: CExplanation:QUESTION NO: 14 Refer to the exhibit. All switches have default bridge priorities, and originate BPDUs with MAC addresses as indicated. The numbers shown are STP link metrics.

Which two ports are forwarding traffic after STP converges? (Choose two.) "Pass Any Exam. Any Time." - www.actualtests.com 8