單項(xiàng)選擇題When an IP packet is Layer 3-switched from a source in one VLAN to a destination in anotherVLAN, which field in a packet will be rewritten? ()

A. Layer 2 TTL
B. Layer 3 TTL
C. Layer 3 source address
D. Layer 3 transport protocol
E. Layer 3 destination address


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1.單項(xiàng)選擇題During which phase is a proposal developed and delivered?()

A.Prepare
B.Plan
C.Design
D.Operate

2.單項(xiàng)選擇題When you enter the interface command auto qos voip cisco-phone on a port at the edge of a network, how does the Cisco Catalyst switch detect if a Cisco IP Phone is connected to the port? ()

A. by snooping the CoS marking on the incoming frames
B. by using RTP hello messages between the switch port and the Cisco IP Phone
C. by using CDP
D. by using DHCP snooping
E. by snooping the incoming 802.1Q VLAN tag

4.多項(xiàng)選擇題Which two differentiators make RSTP the preferred protocol for preventing Layer 2 loops in aswitched network environment?() (Choose two.)

A. Features such as UplinkFast and BackboneFast are compatible with RSTP.
B. An RSTP that is based on Cisco products generally performs better than the Cisco proprietary 802.1D enhancements.
C. Cisco proprietary enhancements are not transparent.
D. Information about port roles is sent to all switches.
E. RSTPs that are based on Cisco products require no additional configuration.

5.單項(xiàng)選擇題What is the final step of the core baselining process? ()

A. Implement threshold monitoring using RMON.
B. Implement monitoring using SNMP or RMON.
C. Poll and record specific SNMP MIB objects from the device.
D. Verify that SNMP MIB is supported in the relevant core device.

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On the Catalyst 6500 Series switch, which command is used to establish a console connection to the Firewall Services Module?()

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What is the function of the no switchport catalyst switch interface configuration command?()

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In a high-availability network, which command, when placed on ports that have connected end stations, will allow you to prevent delays in service for end stations by placing a port in blocking mode?()

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What is the most likely reason that an IBGP route that has been selected as a best route is not entered into the IP routing table?()

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You are an experienced network administrator in an international corporation. During your working hours, you are asked to deploy the Cisco SSL VPN AIM module in a Cisco 1800 Series Router. The beneficial reason for that deployment is to:()

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Which Cisco IOS command is used to troubleshoot a problem in which a BGP session stays in the active state?()

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Refer to the exhibit. You want to minimize the downtime that results from supervisor engine switchovers on Cisco 6500 Series Switches and Cisco 7600 Series Routers. To achieve this, you are considering deploying a Cisco Nonstop Forwarding with Stateful Switchover solution using OSPF.In the exhibit you can see the output of the show ip ospf neighbor detail command.Which trait of systems using Cisco Nonstop Forwarding with Stateful Switchover and OSPF is shown in the exhibit output and will impact your plan?()

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Which description is making sense on the basis of the given information?()

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You are trying to initiate an SSH connection to a remote router and are getting rejected with an error code of 0. Which of these might be the cause of the error?()

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