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Cisco 642-812 Testing, Latest Cisco 642-812 PDF-Answers With High Quality

Flydumps Cisco 642-812 exam material details are researched and created by the Most Professional Certified Authors who are regularly using current exams experience to create precise and logical dumps.You can get questions and answers from many other websites or books, but logic is the main key of success, and Flydumps will give you this key of success.

QUESTION 111
Which three statements about STP timers are true? (Choose three.)
A. STP timers values (hello, forward delay, max age) are included in each BPDU.
B. A switch is not concerned about its local configuration of the STP timers values. It will only consider the value of the STP timers contained in the BPDU it is receiving.
C. To successfully exchange BPDUs between two switches, their STP timers value (hello, forward delay, max age) must be the same.
D. If any STP timer value (hello, forward delay, max age) needs to be changed, it should at least be changed on the root bridge and backup root bridge.
E. On a switched network with a small network diameter, the STP hello timer can be tuned to a lower value TestInside Help You Pass Any IT Exam http://www.TestInside.com Testinside to decrease the load on the switch CPU.
F. The root bridge passes the timer information in BPDUs to all routers in the Layer 3 configuration.

Correct Answer: ABD Section: (none) Explanation
Explanation/Reference: QUESTION 112
The lack of which two prevents VTP information from propagating between switches? (Choose two.)
A. VLAN 1
B. a trunk port
C. VTP priority
D. a root VTP server

Correct Answer: AB Section: (none) Explanation
Explanation/Reference:
QUESTION 113
Refer to the exhibit. An administrator is verifying that a CEF FIB entry exists to destination network
A.
B.
C.
D.

Correct Answer: Section: (none) Explanation
Explanation/Reference:
QUESTION 114
168.150.0. Given the output generated by the show ip cef and show adjacency detail commands, which three statements are true? (Choose three.)

A. There is a valid CEF entry for the destination network 192.168.150.0.
B. The “valid cached adjacency” entry indicates that CEF will put all packets going to such an adjacency to the next best switching mode.
C. The counters (0 packets, 0 bytes) indicate a problem with the 192.168.199.3 next hop IP address.
D. There is an adjacency for the 192.168.199.3 next hop IP address.
E. The number 003071506800 is the MAC address of the 192.168.199.3 next hop IP address. TestInside Help You Pass Any IT Exam
http://www.TestInside.com
Testinside
F. The number 003071506800 is the MAC address of the source IP address.

Correct Answer: ADE Section: (none) Explanation
Explanation/Reference:
QUESTION 115
Which two statements are true about a switched virtual interface (SVI)? (Choose two.)
A. An SVI is created by entering the no switchport command in interface configuration mode.
B. An SVI is created for the default VLAN (VLAN1) to permit remote switch administration by default.
C. An SVI provides a default gateway for a VLAN.
D. Multiple SVIs can be associated with a VLAN.
E. SVI is another name for a routed port.

Correct Answer: BC Section: (none) Explanation
Explanation/Reference:
QUESTION 116
What is the effect of configuring the following command on a switch?
Switch(config) # spanning-tree portfast bpdufilter default
A. If BPDUs are received by a port configured for PortFast, then PortFast is disabled and the BPDUs are processed normally.
B. If BPDUs are received by a port configured for PortFast, they are ignored and none are sent.
C. If BPDUs are received by a port configured for Portfast, the port will transition to forwarding state.
D. The command will enable BPDU filtering on all ports regardless of whether they are configured for BPDU filtering at the interface level.

Correct Answer: A Section: (none) Explanation
Explanation/Reference:
QUESTION 117
Refer to the exhibit. The user who is connected to interface FastEthernet 0/1 is on VLAN 10 and
cannot access network resources. On the basis of the information in the exhibit, which command sequence
would correct the problem?
TestInside Help You Pass Any IT Exam http://www.TestInside.com Testinside

A. SW1(config)# interface fastethernet 0/1 SW1(config-if)# no shut
B. SW1(config)# interface fastethernet 0/1 SW1(config-if)# switchport mode access
C. SW1(config)# interface fastethernet 0/1 SW1(config-if)# switchport mode access SW1(config-if)# switchport access vlan 10
D. SW1(config)# vlan 10 SW1(config-vlan)# no shut
E. SW1(config)# vlan 10 SW1(config-vlan)# state active

Correct Answer: A Section: (none) Explanation
Explanation/Reference:
TestInside Help You Pass Any IT Exam http://www.TestInside.com Testinside
QUESTION 118
Refer to the exhibit. What does the command channel-group 1 mode desirable do?

A. enables LACP unconditionally
B. enables PAgP only if a PAgP device is detected
C. enables PAgP unconditionally
D. enables Etherchannel only
E. enables LACP only if a LACP device is detected

Correct Answer: C Section: (none) Explanation
Explanation/Reference:
QUESTION 119
Refer to the exhibit. On the basis of the output generated by the show commands, which two statements are true? (Choose two.)

TestInside Help You Pass Any IT Exam http://www.TestInside.com Testinside
A. All interfaces on the switch have been configured as access ports.
B. Because it has not been assigned to any VLAN, interface gigabitethernet 0/1 does not appear in the show vlan output.
C. Because it is configured as a trunk interface, interface gigabitethernet 0/1 does not appear in the show vlan output.
D. There are no native VLANs configured on the trunk.
E. VLAN 1 will not be encapsulated with an 802.1q header.
F. VLAN 2 will not be encapsulated with an 802.1q header.

Correct Answer: CE Section: (none) Explanation
Explanation/Reference:
QUESTION 120
Refer to the exhibit. VLAN2, VLAN3, and VLAN10 are configured on the switch D-SW1. Host computers are on VLAN 2 (10.1.2.0), servers are on VLAN 3 (10.1.3.0), and the management VLAN is on VLAN10 (10.1.10.0). Hosts are able to ping each other but are unable to reach the servers. On the basis of the exhibited output, which configuration solution could rectify the problem?

A. Enable IP routing on the switch D-SW1.
B. Configure a default route that points toward network 200.1.1.0/24.
C. Assign an IP address of 10.1.3.1/24 to VLAN3. TestInside Help You Pass Any IT Exam http://www.TestInside.com Testinside
D. Configure default gateways to IP address 10.1.2.1 on each host.
E. Configure default gateways to IP address 10.1.10.1 on each host.
F. Configure default gateways to IP address 200.1.1.2 on each host.

Correct Answer: C Section: (none) Explanation
Explanation/Reference:
QUESTION 121
Refer to the show interface Gi0/1 switchport command output shown in the exhibit. Which two statements are true about this interface? (Choose two.)

A. This interface is a dot1q trunk passing all configured VLANs.
B. This interface is configured for access mode.
C. This interface is a member of VLAN1.
D. This interface is a member of VLAN7.
E. This interface is a member of a voice VLAN.

Correct Answer: BD Section: (none) Explanation
Explanation/Reference: QUESTION 122
Refer to the exhibit. Which statement is true when voice traffic is forwarded on the same VLAN used by
the data traffic?
TestInside Help You Pass Any IT Exam http://www.TestInside.com Testinside

A. Quality of service cannot be applied for the voice traffic.
B. The voice traffic cannot be forwarded to the distribution layer.
C. Port security cannot be enabled on the switch that is attached to the IP phone.
D. The voice traffic cannot use 802.1p priority tagging.

Correct Answer: D Section: (none) Explanation
Explanation/Reference:
QUESTION 123
Which two statements are true about recommended practices in VLAN design? (Choose two.)
A. Routing should occur at the access layer if voice VLANs are utilized. Otherwise, routing should occur at the distribution layer.
B. Routing should always be performed at the distribution layer.
C. Routing should not be performed between VLANs located on separate switches.
D. VLANs should be localized to a switch.
E. VLANs should be localized to a single switch unless voice VLANs are being utilized.

Correct Answer: BD Section: (none) Explanation
Explanation/Reference:
QUESTION 124
Refer to the exhibit. What statement is true about the configuration on switch CAT1?
TestInside Help You Pass Any IT Exam http://www.TestInside.com Testinside

A. The configuration overrides 802.1p priorities on packets entering ports Fa0/11 and Fa0/12 with a value of

Correct Answer: Section: (none) Explanation
Explanation/Reference:
QUESTION 125
A. The configuration establishes policed DSCP on ports Fa0/11 and Fa0/12 with values ranging from 8 to

Correct Answer: Section: (none) Explanation Explanation/Reference:
QUESTION 126
A. The configuration overrides the Quality of Service value in packets entering ports Fa0/11 and Fa0/12 with a value of 45.
B. Two IP phones with the MAC addresses of 0008.8595.d1a7 and 0007.8595.d2b7 are connected to CAT1 ports Fa0/11 and Fa0/12, respectively.
C. Security violation shutdown mode has been activated for ports Fa0/11 and Fa0/12. TestInside Help You Pass Any IT Exam http://www.TestInside.com Testinside
D. Untagged Port VLAN ID (PVID) frames will carry voice traffic on VLAN 40.

Correct Answer: D Section: (none) Explanation
Explanation/Reference:

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