2013年7月30日星期二

Dernières Cisco 351-001 de la pratique de l'examen questions et réponses téléchargement gratuit

Pass4Test est un bon site d'offrir la facilité aux candidats de test Cisco 351-001. Selon les anciens test, l'outil de formation Cisco 351-001 est bien proche de test réel.


Si vous voulez ne se soucier plus à passer le test Cisco 351-001, donc vous devez prendre la Q&A de Pass4Test comme le guide d'étude pendant la préparation de test Cisco 351-001. C'est une bonne affaire parce que un petit invertissement peut vous rendre beaucoup. Utiliser la Q&A Cisco 351-001 offerte par Pass4Test peut vous assurer à réussir le test 100%. Pass4Test a toujours une bonne réputation dans l'Industrie IT.


Vous Cisco 351-001 pouvez télécharger le démo Cisco 351-001 gratuit dans le site Pass4Test pour essayer notre qualité. Une fois vous achetez le produit de Pass4Test, nous allons faire tous effort à vous aider à réussir le test à la première fois et vous laisser savoir qu'il ne faut pas beaucoup de travaux pour réussir ce que vous voulez.


Choisissez le Pass4Test, choisissez le succès. Le produit offert par Pass4Test vous permet à réussir le test Cisco 351-001. C'est necessaire de prendre un test simulation avant participer le test réel. C'est une façon bien effective. Choisir Pass4Test vous permet à réussir 100% le test.


Selon les feedbacks les professionnels bien réputés dans l'Industrie IT, Pass4Test est un bon catalyseur de leurs succès. L'outil de formation offert par Pass4Test leur aide d'économiser le temps et l'argent, le plus important est qu'ils aient passé le test Cisco 351-001 avec succès. Pass4Test est un fournissur fiable. Vous allez réaliser votre rêve avec l'aide de Pass4Test.


Code d'Examen: 351-001

Nom d'Examen: Cisco (CCIE Routing and Switching Written)

Questions et réponses: 238 Q&As

Si vous choisissez notre l'outil formation, Pass4Test peut vous assurer le succès 100% du test Cisco 351-001. Votre argent sera tout rendu si vous échouez le test.


Maintenant, beaucoup de professionnels IT prennent un même point de vue que le test Cisco 351-001 est le tremplin à surmonter la pointe de l'Industrie IT. Beaucoup de professionnels IT mettent les yeux au test Certification Cisco 351-001.


351-001 Démo gratuit à télécharger: http://www.pass4test.fr/351-001.html


NO.1 Loop guard and UniDirectional Link Detection both protect against Layer 2 STP loops. In which two
ways does loop guard differ from UDLD in loop detection and prevention? (Choose two)
A. Loop guard can be used with root guard simultaneously on the same port on the same VLAN while
UDLD cannot.
B. UDLD protects against STP failures caused by cabling problems that create one-way links.
C. Loop guard detects and protects against duplicate packets being received and transmitted on different
ports.
D. UDLD protects against unidirectional cabling problems on copper and fiber media.
E. Loop guard protects against STP failures caused by problems that result in the loss of BPDUs from a
designated switch port
Answer: BE

certification Cisco   certification 351-001   351-001 examen   351-001

NO.2 Refer to the exhibit.
In the diagram, the switches are running IEEE 802.1w RSPT.
On which ports should root guard be enabled in order to facilitate deterministic root bridge election under
normal and failure scenarios?
A. GE-3/1, GE-3/2
B. FE-2/1, FE-3/2
C. GE-1/1.GE-1/2
D. GE-4/1, GE-4/2
E. GE-2/1, GE-2/2
F. GE-3/1, GE-3/2, GE-4/1, GE-4/2, FE-2/1, FE-3/2
Answer: F

certification Cisco   certification 351-001   certification 351-001

NO.3 When STP UplinkFast is enabled on a switch utilizing the default bridge priority, what will the new bridge
priority be changed to?
A. 8192
B. 16384
C. 49152
D. 65535
Answer: C

Cisco   351-001   certification 351-001

NO.4 Spanning Tree Protocol IEEE 802.1s defines the ability to deploy which of these?
A. one global STP instance for all VLANs
B. one STP instance for each VLAN
C. one STP instance per set of VLANs
D. one STP instance per set of bridges
Answer: C

Cisco   351-001   351-001   351-001

NO.5 Refer to the exhibit.
In the diagram, the switches are running IEEE 802.1s MST. Which ports are in the MST blocking state?
A. GE-1/2 and GE-2/1
B. GE-1/1 and GE-2/2
C. GE-3/2 and GE-4/1
D. no ports are in the blocking state
E. There is not enough information to determine which ports are in the blocking state.
Answer: D

Cisco   351-001 examen   certification 351-001   351-001   certification 351-001   certification 351-001

NO.6 What is the purpose of the STP PortFast BPDU guard feature?
A. enforce the placement of the root bridge in the network
B. ensure that a port is transitioned to a forwarding state quickly if a BPDU is received
C. enforce the borders of an STP domain
D. ensure that any BPDUs received are forwarded into the STP domain
Answer: C

Cisco examen   351-001   351-001   351-001   351-001

NO.7 Which standard supports multiple instances of spanning tree?
A. 802.1D
B. 802.1s
C. 802.1w
D. 802.1z
Answer: B

Cisco   351-001   351-001   351-001

NO.8 The classic Spanning Tree Protocol (802.1D 1998) uses which sequence of variables to determine the
best received BPDU?
A. 1) lowest root bridge id,
2) lowest sender bridge id,
3) lowest port id,
4) lowest root path cost
B. 1) lowest root path cost,
2) lowest root bridge id,
3) lowest sender bridge id,
4) lowest sender port id
C. 1) lowest root bridge id,
2) lowest sender bridge id,
3) lowest root path cost
4) lowest sender port id
D. 1) lowest root bridge id,
2) lowest root path cost,
3) lowest sender bridge id,
4) lowest sender port id
Answer: D

Cisco   certification 351-001   certification 351-001   351-001 examen   351-001   351-001

NO.9 As a network administrator, can you tell me what the root guard feature provides in a bridged network?
A. It ensures that BPDUs sent by the root bridge are forwarded in a timely manner
B. It enforces the root bridge placement in the network
C. It ensures that all ports receiving BPDUs from the root bridge are in the forwarding state.
D. It ensures that the bridge is elected as Root Bridge in the network.
Answer: B

Cisco   351-001 examen   351-001 examen   certification 351-001

NO.10 Refer to the exhibit.
Which switching feature is being tested?
A. loop guard
B. PortFast
C. root guard
D. BDPU guard
Answer: A

Cisco   351-001   351-001

NO.11 What two features in Cisco switches help prevent Layer 2 loops? (Choose two)
A. UniDirectional Link Detection
B. Hot Standby Router Protocol
C. Virtual Router Redundancy Protocol
D. PortFast
E. Root guard
F. Loop guard
Answer: AF

Cisco examen   351-001   351-001

NO.12 You have done a partial migration from 802.1D STP to 802.1w STP. Which of the following is true?
A. 802.1D and 802.1w interoperate only when the 802.1D STP domain supports rapid convergence.
B. Ports leading to 802.1D devices will run in compatibility mode, while the rest of the ports will run in
802.1w mode.
C. This is an invalid configuration and a partial migration cannot be done.
D. The bridge timers will be set to match the 802.1D devices.
E. A secondary root bridge will always be populated within the 802.1D domain.
F. If the root bridge is selected within the 802.1D domain, the whole STP domain will run in 802.1D
compatibility mode.
G. In partially migrated 802.1w networks, it is recommended to keep the STP diameter below 4.
Answer: B

Cisco examen   351-001   351-001   certification 351-001

NO.13 If a port configured with STP loop guard stops receiving BPDUs, the port will be put into which state?
A. learning state
B. listening state
C. forwarding state
D. loop-inconsistent state
Answer: D

Cisco   351-001   351-001 examen   351-001   certification 351-001

NO.14 Why does RSTP have a better convergence time than 802.1D?
A. It is newer
B. It has smaller timers
C. It has less overhead
D. It is not timer-based
Answer: D

Cisco   351-001   351-001 examen   351-001   351-001   certification 351-001

NO.15 Spanning Tree Protocol calculates path cost based on which of these?
A. interface bandwidth
B. interface delay
C. interface bandwidth and delay
D. hop count
E. bridge priority
Answer: A

Cisco examen   351-001 examen   351-001

NO.16 Which three port states are used by RSTP 802.1w? (Choose three.)
A. Listening
B. Learning
C. Forwarding
D. Blocking
E. Discarding
F. Disabled
Answer: BCE

Cisco examen   351-001   351-001

NO.17 Prior to 802.1w, Cisco implemented a number of proprietary enhancements to 802.1D to improve
convergence in a Layer 2 network. Which statement is correct?
A. Only UplinkFast and BackboneFast are specified in 802.1w; PortFast must be manually configured.
B. Only PortFast is specified in 802.1w; UplinkFast and BackboneFast must be manually configured.
C. None of the proprietary Cisco enhancements are specified in 802.1w.
D. PortFast, UplinkFast, and BackboneFast are specified in 802.1w.
Answer: D

Cisco   351-001 examen   351-001   351-001

NO.18 Which two of these are used in the selection of a root bridge in a network utilizing Spanning Tree
Protocol IEEE 802.1D.? (Choose two)
A. Designated Root Cost
B. bridge ID priority
C. max age
D. bridge ID MAC address
E. Designated Root Priority
F. forward delay
Answer: BD

Cisco   351-001   351-001   351-001   351-001

NO.19 Under which two circumstances would an RSTP bridge flush its CAM table? (Choose two)
A. Upon a port state change
B. Upon receiving a topology change notification
C. When transitioning from discarding to forwarding
D. When transitioning from forwarding to discarding
E. Only when changing from listening to discarding
F. When CAM resources have been completely used up
Answer: BC

Cisco examen   certification 351-001   351-001 examen   351-001   351-001

NO.20 Which of these correctly identifies a difference between the way BPDUs are handled by 802.1w and
802.1D?
A. 802.1D bridges do not relay BPDUs.
B. 802.1w bridges do not relay BPDUs.
C. 802.1D bridges only relay BPDUs received from the root.
D. 802.1w bridges only relay BPDUs received from the root.
Answer: C

Cisco examen   351-001   351-001 examen   351-001

Vous pouvez trouver un meilleur boulot dans l'industrie IT à travers d'obtenir le test Cisco 351-001, la voie à la réussite de votre professionnel sera ouverte pour vous.


没有评论:

发表评论