[2017 New] Latest Cisco 642-052 Dumps Exam Practice Materials Online Free Download

Cisco 642-052 dumps exam practice materials are written according to the latest real IT exams. All the questions and answers are revised by the skillful experts. http://www.passitdump.com/642-052.html 100% success and guarantee to pass Cisco 642-052 exam easily.

QUESTION 1
Which QoS technique avoids the problems that occur when tail drop is used as the congestion avoidance mechanism on the router?
A.RSVP
B.WRED
C.CAR
D.CBWFQ
Correct:B

QUESTION 2
Drag Drop question

Correct:
Green choice4—->Yellow Choice1
Green choice1—->Yellow Choice2
Green choice5—->Yellow Choice3
Green choice3—->Yellow Choice4
Green choice2—->Yellow Choice5

QUESTION 3
Which command displays the 642-052 number of successful and failed calls?
A.show dialer
B.show interface
C.show isdn q931
D.show isdn active call
Correct:A

QUESTION 4
Which technology allows a service provider to support overlapping customer VLAN IDs over transparent LAN services?
A.802.1q tunneling
B.ATM
C.SDH
D.IP+Optical
Correct:A

QUESTION 5
Which implementation of SPAN is designed to 642-052 support source ports, source VLANs, and destination ports across different switches?
A.RVSPAN
B.MSPAN
C.VSPAN
D.RSPAN
Correct:D

QUESTION 6
Given the configuration:access-list 101 permit ip any anyaccess-list 101 deny tcp any any eq ftpdialer-list 2 protocol ip list 101Which two statements about the configuration are true with respect to FTP traffic and DDR? (Choose two.)
A.FTP traffic will be forwarded.
B.FTP traffic will not be forwarded.
C.FTP will cause the line to come up.
D.Since FTP uses two sockets, both must be defined to prevent packet forwarding.
Correct:A C

QUESTION 7
Which three statements are correct with regard to the 642-052 IEEE 802.1Q standard? (Choose three.)
A.the packet is encapsulated with a 26 byte header and a 4 byte FCS
B.the IEEE 802.1Q frame format adds a 4 byte field to a Ethernet frame
C.the IEEE 802.1Q frame retains the original MAC destination address
D.the IEEE 802.1Q frame uses multicast destination of 0x01-00-0c-00-00
E.protocol uses point-to-point connectivity
F.protocol uses point-to-multipoint connectivity
Correct:B C E

QUESTION 8
From the figure, which frame-relay map command would configure a static address mapping from the central site to the branch site?

A.frame-relay map ip 10.10.12.2 328 broadcast ietf
B.frame-relay map ip 10.10.12.2 200 broadcast cisco
C.frame-relay map ip 10.10.12.1 200 broadcast cisco
D.frame-relay map ip 10.10.12.1 328 broadcast ietf
Correct:B

QUESTION 9
What feature of the EZ VPN Remote makes it desirable to 642-052 have Proxy DNS server support forthe PCs attached to the VPN?
A.Client mode with connect auto
B.Client mode with connect manual
C.Network Extension mode with connect auto
D.Network Extension mode with connect manual
Correct:B

QUESTION 10
What is a primary difference between PPPoA and either PPPoE or RFC 1483 Bridge encapsulation methods?
A.PPPoA requires host-based client software to provide connectivity and authentication.
B.PPPoA does not support session authentication with the aggregation router.
C.PPPoA is routed end-to-end from the user’s PC (or local router) over ATM to the aggregation router.
D.PPPoA provides simple bridged connections for an unlimited amount of hosts.
Correct:C

QUESTION 11
Which command verifies Frame Relay traffic-shaping parameters?
A.show frame-relay pvc
B.show frame-relay status
C.show frame-relay interface
D.show frame-relay map-class
Correct:A

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