多項選擇題You need to configure a new Cisco router to be installed in the VOIP network. Which threeinterface commands will configure the switch port to support a connected Cisco phone and to trustthe CoS values received on the port if CDP discovers that a Cisco phone is attached?()

A.switchport voice vlan vlan-id
B.mls qos trust device cisco-phone
C.switchport priority extend cos_value
D.mls qos trust cos
E.mls qos trust override cos


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1.單項選擇題

Look at the graphic below, the connectivity between Cisco IP phone access port and theworkstation CK-PC has been established, how to manage the traffic?()

A.The IP phone access port will override the priority of the frames received from the CK-PC
B.The IP phone access port would trust the priority of the frames received from the CK-PC
C.The switch port FaO/4 would neglect the priority of the frames received from the CK-PC
D.The switch port FaO/4 would trust the priority for the frames received from the CK-PC

2.單項選擇題

An IP phone connects a user to a switch as shown below:

Based on the diagram shown above, which statement is true about the voice traffic coming to theswitch access port that is connected to the IP phone?()

A.A PC connected to a switch port via an IP phone is unaware of the presence of the phone
B.The traffic on the voice VLAN must be tagged with 802.1p encapsulation in order to coexist onthe same LAN segment with a PC
C.To improve the quality of the voice traffic, no other devices should be attached to the IP phone
D.The voice VLAN must be configured as a native VLAN on the switch
E.A PC connected to a switch port via an IP phone must support a trunking encapsulation

3.多項選擇題Which three statements are true about implementing wireless LANs in the network using Ciscodevices?()

A.Antenna power is a relative value reference to dBi
B.LWAPP allows encrypted communications between lightweight access points and WLANcontrollers.
C.Characteristics of antennas are directionality, gain, and polarization
D.Power over Ethernet (PoE) is only available when a WLAN controller is integrated into thenetwork
E.The WLAN solution Engine (WLSE) is used to control lightweight access points
F.One of the advantages of the lightweight WLAN solution is that the devices act indepently

5.單項選擇題On the wireless LAN, A client is searching for an access point (AP). What is the correct processorder that this client and access point goes through in order to create a connection?()

A.association request/response, probe request/response, authentication request/response
B.association request/response, authentication request/response, probe request/response
C.probe request/response, authentication request/response, association request/response
D.probe request/response, association request/response, authentication request/response
E.None of the other alternatives apply

6.單項選擇題

Exhibit:

In this scenario the signal transmitted from the AP is reflected off a wall, resulting in multipathinterference at the client end (ClientA). Which of the following statements is true?()

A.The transmitted signal from the AP arrives at the client at slightly different times resulting inphase shifting
B.Multipath interference can be solved by using dual antennas
C.If signal 2 is close to 360 degrees out of phase with signal 1, the result is essentially zero signalor a dead spot in the WLAN
D.Multipath interference is less of an issue when using a DSSS technology because multipath isfrequency selective
E.If signal 1 is in phase with signal 2, the result is essentially zero signal or a dead spot in theWLAN
F.None of the other alternatives apply

7.單項選擇題

Exhibit:

You work as a network technician. Please study the exhibit carefully. In this wireless network, theLAP (lightweight access point) attempts to register to a WLC (Wireless LAN Controller). What kindof message is transmitted?()

A.The lightweight access point will send Layer 2 and Layer 3 Lightweight Access Point (LWAPP)mode discovery request messages at the same time
B.The lightweight access point will send Layer 3 Lightweight Access Point (LWAPP) modediscovery request messages only
C.The lightweight access point will send Layer 2 Lightweight Access Point (LWAPP) mode discovery request messages. If the attempt fails, the LAP will try Layer 3 LWAPP WLC discovery
D.The lightweight access point will send Layer 2 Lightweight Access Point (LWAPP) modediscovery request messages only

8.單項選擇題Which statement best describes Cisco supervisor engine redundancy using Stateful Switchover?()

A.Switchover ensures that Layer 2 through Layer 4 traffic is not interrupted
B.Redundancy requires BGP, OSPF, EIGRP, or IS-IS
C.Redundancy provides fast supervisor switchover for all Cisco Catalyst 6500 series switches
D.Switchover can be caused by clock synchronization failure between supervisors

9.多項選擇題Which two characteristics apply to Cisco Catalyst 6500 Series Switch supervisor redundancyusing NSF?()

A.independent of SSO
B.NSF combined with SSO enables supervisor engine load balancing
C.supported by RIPv2, OSPF, IS-IS, and EIGRP
D.supports IPv4 and IPv6 multicast
E.prevents route flapping
F.dependent on FIB tables

10.多項選擇題Company has a Catalyst 6500 and you need to configure redundancy between the supervisormodules. With route processor redundancy (RPR+), the redundant supervisor engine is fullyinitialized and configured, which shortens the switchover time if the active supervisor engine fails.Which three statements are true about the RPR + operations when the redundant supervisorengine switched over the failed primary supervisor engine?()

A.Static IP routes are maintained across a switchover because they are configured from entries inthe configuration file
B.Information about dynamic routing states, maintained on the active supervisor engine, issynchronized to the redundant supervisor engine and is transferred during the switchover
C.Information about dynamic routing states, maintained on the active supervisor engine, is notsynchronized to the redundant supervisor engine and is lost on switchover
D.The Forwarding Information Base (FIB) tables are cleared on a switchover. As a result, routedtraffic is interrupted until route tables reconverge
E.Static IP routes are cleared across a switchover and recreated from entries in the configurationfile on the redundant supervisor engine
F.The Forwarding Information Base (FIB) tables are maintained during the switchover. As aresult, routed traffic continues without any interruption when the failover occurs

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