Category: 3Com Certification
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QUESTION 67
You have a fully-loaded, top-end, NBX V3000 with full licensing. You discover the NBX V3000 internal disk drive is nearly full. Which three are ways the NBX administrator can manage the available disk space on an NBX V3000 system? (Choose three.)
A. Limit the number of NBX users
B. Limit the maximum length of any message
C. Use a network server to supplement the NBX V3000 internal disk drive
D. Limit the number of messages an individual user can have at any one time
E. Replace the NBX V3000 20Gb internal disk drive with a larger capacity disk
F. Have the system remove messages more quickly by reducing the message retention period
G. Increase the NBX V3000 disk drive “Free Space” setting which automatically removes the oldest voice messages when the Free Space threshold is exceeded
Correct Answer: BDF
QUESTION 68
Which NBX system(s) supports software version R4.4?
A. NBX 100
B. NBX V3000
C. SuperStack 3 NBX
D. All NBX Systems
Correct Answer: B
QUESTION 69
Which two NBX V3000 system components are field upgradeable or field replaceable? (Choose two.)
A. Disk drive
B. Power supply
C. Memory module
D. Analog port module
E. Analog Terminal Card
F. T1/E1 Digital Line module
Correct Answer: AC
QUESTION 70
Which four are NBX V3000 system R4.4 paging capabilities? (Choose four.)
A. Up to nine (9) paging zones can be created
B. Users can disable paging on their individual phones
C. Any device within a paging group can initiate a page
D. There is no limit on the number of users in a page zone
E. A device or extension can belong to only one paging zone
F. Must page all internal devices, all external devices or both
G. Page users through telephone speakers and/or external Public Address system
Correct Answer: ACDG
QUESTION 71
Which two are NBX system R4.3 paging capabilities? (Choose two.)
A. Up to nine (9) paging zones can be created
B. Users can disable paging on their individual phones
C. There is no limit on the number of users in a page zone
D. Must page all internal devices, all external devices or both
E. Page users through telephone speakers and/or external Public Address system
Correct Answer: DE
QUESTION 72
All NBX Basic and Business Telephones can initiate and/or receive a page.
A. True
B. False
Correct Answer: A
QUESTION 73
Which three devices can initiate an NBX page but cannot receive a page? (Choose three.)
A. WAV device
B. NBX Basic telephone
C. NBX Digital Line Card
D. Polycom Speakerphone
E. NBX Analog Terminal Card
F. NBX Analog Terminal Adapter (ATA)
Correct Answer: AEF
QUESTION 74
How does an NBX telephone or pcXset user send a page?
A. Pick up handset and dial the page zone extension; caller speaks sending page to receivers terminate call
B. Pick up handset;press feature button;dail the page zone extension; caller speks sending page to receivers ;terminate call
C. Pick up handset; press feature button; dail the page zone extension; caller waits until LCD displays-“Paging ready”;caller speaks sending page to receivers; terminate call
D. Pickup the handset; press feature button and dial the page zone extension;caller waits until LCD displays-“paging ready”;caller speaks sending page to receivers; terminate call
Correct Answer: A
QUESTION 75
Which four steps should the NBX administrator perform to set up a new Page Zone that includes an external broadcast over a public address (PA) system? (Choose four.)
A. Specify the MAC or IP address of PA system
B. Checkbox “Add External Page” to include PA system
C. Specify the Page Zone name and associated zone extension
D. Add new members by clicking on members in the “Member” list
E. Add new members to the page zone by typing in their extension or name
F. Select User Configuration / Page Zones / Add to create a new page zone
G. Select Device Configuration / Telephone Groups / Page Zones to create a new page zone.
Correct Answer: BCDF
QUESTION 76
Which three steps should the NBX administrator perform to add new members to an existing Page Zone? (Choose three.)
A. Select user Configuration / Page Zones
B. Select the new members from the “Non-Members” list and click the “<<” button
C. Select User Configuration / Page Zones and add users
D. Select the existing Page Zone to be updated from the list of zones and choose “Modify”
E. Select User Configuration/page zone;enter the page name and extension;and click “Modify”
Correct Answer: ABD
QUESTION 77
What is the function of the NBX Configurable Operator?
A. Allows the NBX administrator to setup system operators available to inbound callers who reach voice mail
B. Allows an NBX user to setup multiple Auto Attendant destinations so inbound callers can direct their call to a specific person in their department
C. Allows the NBX administrator and NBX users to setup a System and/or Personal Operator available to inbound callers who reach a user’s voice mail
D. Allows the NBX administrator to setup multiple Auto Attendant destinations so inbound callers can direct their call to a specific department in the company
Correct Answer: C
QUESTION 78
What should the NBX administrator do to allow users to create their own Personal Operator?
A. Ensure that 3rd-party messaging is enabled
B. Using NetSet, select User Configuration / Class of Service and enable Personal Operator
C. Using NetSet, select NBX Messaging / Personal Operator and enable the Operator functions
D. Using NetSet, select User Configuration / Class of Service and enable System and Personal Operators
Correct Answer: B
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QUESTION 61
The 3Com 11a/b/g Wireless LAN Workgroup Bridge enables a laptop, PC or printer without built-in wireless capability to connect to a wireless LAN.
A. True
B. False
Correct Answer: A QUESTION 62
Which three are concerns facing companies deploying Voice Wi-Fi (VoWi-Fi) network solutions? (Choose three.)
A. Low level of security
B. Multi-building campus environments
C. Roaming from access point (AP) to AP
D. Bandwidth capacity of access points (APs)
E. Quality of Service (QoS)
Correct Answer: ACE QUESTION 63
An advantage of using radio frequency (RF) signals for a Wireless LAN (WLAN) is that an RF signal can pass through any object without interference (i.e., walls, concrete, steel, etc.).
A. True
B. False
Correct Answer: B QUESTION 64
Drag each 3Com Wireless LAN Access Point (AP) model to the set of features it supports.
A.
B.
C.
D.
Correct Answer:
QUESTION 65
Match each 3Com OfficeConnect wireless product with its description.
A.
B.
C.
D.
Correct Answer:
QUESTION 66
Choose the three features supported by the 11g 54Mbps Wireless LAN Outdoor Building-to-Building Bridge. (Choose three.)
A. Wireless Distribution System (WDS) Bridging
B. Multiple antenna options
C. Weatherproof enclosure
D. Built-in 18dBi directional antenna
Correct Answer: ACD
QUESTION 67
Match each security protocol/standard with its description.
A.
B.
C.
D.
Correct Answer:
QUESTION 68
How can the network administrator set the IP address and administrator password on a 3Com Access Point?
A. Type the follow CLI commands “Set IPaddress <x.x.x.x>” and “Set user <name> password <p/w> admin”
B. Use the Wireless Infrastructure Device Manager (WIDM) IP command
C. Use the Wireless Infrastructure Device Manager (WIDM) configure command
D. Type the follow CLI command “Set user <name> password <p/w> admin”
Correct Answer: C
QUESTION 69
Which procedure allows the network administrator to set up a Wireless LAN Access Point (AP) 8750 to support RADIUS Authentication?
A. Use the Wireless Infrastructure Device Manager (WIDM) to choose the AP from the list, click on the “RADIUS” hyperlink and configure the RADIUS settings
B. Use a web browser to navigate to the RADIUS Authentication server, click on “Configure new device,” choose the AP from the list and configure the RADIUS settings
C. Use the 3Com Web Configuration Management System to login to the 3Com Wireless LAN Controller/ Switch, choose the AP from the list and configure the RADIUS settings
D. Use the 3Com Web Configuration Management System to login to the AP, click on the “RADIUS” hyperlink and configure the RADIUS settings
Correct Answer: D
QUESTION 70
Which best describes the features of the 3Com Wireless LAN Switch WX1200?
A. Centrally manages/controls up to 24 Managed Access Points (MAPs), improving wireless roaming, security and management
B. Centrally manages/controls up to six Managed Access Points (MAPs), improving security and management
C. Centrally manages/controls up to 24 Managed Access Points (MAPs), improving security and management
D. Centrally manages/controls up to 12 Managed Access Points (MAPs), improving wireless roaming, security and management
E. Centrally manages/controls up to 12 Managed Access Points (MAPs), improving security and management
Correct Answer: D
QUESTION 71
Which three are features of a Wireless Distribution System (WDS)? (Choose three.)
A. Operates only in Extended Service Set (ESS)
B. Makes a wireless network a Layer 3 network
C. Can bridge traffic between access points
D. Uses Virtual Router Redundancy Protocol (VRRP) to manage redundant wireless paths
E. Supported on the Wireless LAN Access Point 7250 and Wireless LAN Access Point 8xx0 family
F. Access points must be configured with unique Service Set ID (SSID)
Correct Answer: ACE
QUESTION 72
Which parameters must be completed to set up a 3Com access point (AP) as a non-restrictive Virtual Access Point (VAP)?
A. VLAN ID and radio channels
B. Service Set ID (SSID) and Wi-Fi settings
C. Service Set ID (SSID) and VLAN ID
D. Bridging mode and radio channels
E. MAC address and Service Set ID (SSID)
Correct Answer: C
QUESTION 73
Match each security protocol/standard with its description.
A.
B.
C.
D.
Correct Answer: QUESTION 74
Which command in Windows XP would you use to begin the setup process for a wireless NIC?
A. Right click the Wireless Network Connection icon and choose Configure
B. Right click the Wireless Network Connection icon and choose Properties
C. Right click the Wireless Network Connection icon and choose Install
D. Right click the Wireless Network Connection icon and choose Load
Correct Answer: B QUESTION 75
Which best describes the purpose of the Wireless LAN Switch/Controller “quickstart” command?
A. It is the command that allows the administrator to perform basic system configuration,
B. e., IP address, date/time, etc.
C. It is the command that first deletes any configuration on the device, then allows the administrator to perform basic system configuration, i.e., IP address, date/time, etc.
D. It is the command that allows the administrator to perform advanced system configuration
E. It begins the configuration process that automatically assigns the IP address and configures the device for basic operations
Correct Answer: B QUESTION 76
Many access points (APs) are set up with a default configuration, known as “open system” or “open system authentication,” so any station can associate and connect.
A. True
B. False
Correct Answer: A QUESTION 77
Which three are standards/limitations when you are creating a mobility domain on the 3Com Wireless LAN Switch/Controller (WX)? (Choose three.)
A. Can define only one seed WX per mobility domain
B. Each WX must have a system IP address
C. Each IP address on the WX must belong to the same subnet
D. Each VLAN must be locally configured on at least one WX
E. Mobility domains are limited to a single IP subnet or network
Correct Answer: ABD
QUESTION 78
Which RF obstacle-planning functions are supported by the 3Com Wireless LAN Switch Manager (3WXM)?
A. Create objects that may absorb RF signals and assign each object an attenuation factor
B. Assign an attenuation factor to all objects from an imported GIF floor plan
C. Assign an attenuation factor to all objects from an imported JPEG floor plan
D. Remove unnecessary layers from imported JPEG floor plans
Correct Answer: A
QUESTION 79
Which 3Com Web Configuration Management System Advanced Settings software screen allows the network administrator to configure the authentication, encryption and key management parameters for an access point (AP)?
A. Wi-Fi settings
B. WEP settings
C. Radio settings
D. Security settings
Correct Answer: D
QUESTION 80
What is required before the network administer can connect to a 3Com Wireless LAN Switch/Controller via telnet?
A. Create a user/password on the device and set the console port authentication
B. Enable privilege mode, create a user/password on the device and set the console port authentication
C. Assign a master password to the device and set the console port authentication
D. Enable telnet services, create an admin user/password on the device and assign the device an IP address
Correct Answer: D
QUESTION 81
What is the #1 concern for Wireless LAN (WLAN) enterprise customers?
A. Network bandwidth capacity
B. Wireless coverage
C. Management
D. Security
Correct Answer: D
QUESTION 82
Which three are 3Com Wireless LAN Switch Manager (3WXM) network planning functions? (Choose three.)
A. Generate a work order
B. Define the RF model and the coverage areas for the floor
C. Define the connection speeds for wired devices on a floor
D. Launch countermeasures against rogue access points
E. Define the geographical area for the wireless network
Correct Answer: ABE
QUESTION 83
Which 5 GHz IEEE 802.11 WLAN band is best suited for building-to-building wireless communications?
A. 5.0 – 5.1 GHz
B. 5.3 GHz
C. 5.7 – 5.8 GHz
D. 5.2 GHz
Correct Answer: C
QUESTION 84
Which best describes the information provided with the 3Com Wireless LAN Switch Manager (3WXM) work order?
A. Information for the physical installation of Managed Access Points (MAPs)
B. Information for the physical installation of Managed Access Points (MAPs), 3Com Wireless LAN Controller/Switch initial setup configuration information and projected RSSI information of the 3Com Wireless LAN Mobility System
C. Information for the physical installation of the 3Com Wireless LAN Mobility System
D. Information for the physical installation and software parameters, i.e., IP addresses, VLANs, channel assignments, etc., of Managed Access Points (MAPs)
Correct Answer: B
QUESTION 85
What is displayed by the 3Com Launcher/3Com Wireless LAN Manager if the antenna is retracted on a 3Com 11a/b/g Wireless PC Card with XJACK Antenna?
A. A picture with a green line connecting the PC and AP
B. A picture with a yellow line connecting the PC and AP
C. A picture with a red line connecting the PC and AP
D. A picture with multiple curved lines showing the single strength between the PC and AP
Correct Answer: C
QUESTION 86
Which three Wireless LAN Access Point 8750 parameters are set using the 3Com Web Configuration Management System “Advanced Setup Radio Setting” window? (Choose three.)
A. IP address and subnet mask
B. VLAN IDs
C. Maximum number of client associations
D. Device name and type
E. Administrator password
F. Service Set ID (SSID)
Correct Answer: BCEF
QUESTION 87
What does the IEEE 802.11d standard specify?
A. Defines MAC-based Quality of Service (QoS) mechanism
B. Defines encryption using the Advanced Encryption Standard (AES)
C. Defines the ability to fine tune Wireless LAN configuration at the Physical (PHY) Layer to comply with country-specific rules
D. Defines Inter Access Point Protocol (IAPP)
Correct Answer: C
QUESTION 88
Match each 3Com OfficeConnect wireless client product with its features.
A.
B.
C.
D.
Correct Answer: QUESTION 89
Match each 3Com Wireless Switch (WX) IP service with its description.
A.
B.
C.
D.
Correct Answer:
QUESTION 90
Which wireless building-to-building bridge distance-related parameter must be set to ensure each wireless bridge waits the appropriate period for a response from other wireless bridges?
A. Acknowledgement Delay Timeout (ACK)
B. Request to Send/Clear to Send (RTS/CTS)
C. Broadcast Service Set Identifier (SSID)
D. Basic Rate Set
Correct Answer: A
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QUESTION 60
Which three are features of Open Shortest Path First (OSPF) routing? (Choose three)
A. 15 maximum router hops
B. Uses a path cost routing metric
C. Updates routing tables when network topology changes occur
D. By default, peridoc updates are sent every 30 seconds between routers
E. Maximum hops are limited only by the size of the routing tables within routers
Correct Answer: BCE
QUESTION 61
Which class of IP addresses is reserved for IP multicasting?
A. Class A
B. Class B
C. Class C
D. Class D
E. Any class of IP address may be used for IP multicasting
Correct Answer: D
QUESTION 62
Which LAN technology provides both incremental bandwidth and redundancy between devices?
A. Resilient Links
B. Aggregated Links
C. IEEE 802.3 1D Spanning Tree Protocol (STP)
D. Virtual Router Redundancy Protocol (VRRP)
E. IEEE 802.3 1W Rapid Spanning Tree Protocol (RSTP)
Correct Answer: B
QUESTION 63
Your Maluti University (MU) data center design uses a single Switch 8814 to support the campus backbone, the server farm and the wiring-closet connections in Building 9. Which four current Switch 8800 features address Maluti Univerisity (MU) network requirements? (Choose four)
A. With no single point of failure, the switch creates a reliable, high-availablity solution
B. Protocol-based VLAN support provides the necessary flexibility to control broadcast traffic.
C. Support integrated Services (IntServ) and RSVP to provide flow-based, fine-grain control over network traffic.
D. With the load-sharing, redundant Switch Fabric, the switch has a maximum aggregated throughput of more than 400 Mpps
E. Multiple priority features will ensure key applications receive the best network response, i.e; eight priority queues per port, Weighted Random Early Detection (WRED) queuing and DiffServ support.
F. IEEE 802.1X network Login and Authentication, Authorization, Accounting (AAA) capabilities provide the necessary network security by establishing what services employees can use and preventing unauthorized users from gaining access to the network
Correct Answer: CDEF
QUESTION 64
Which 3Com solution would you recommend for the Maluti University (MU) data center in Building 9 to create the highly-redundant campus backbone connecting the four distribution buildings?
A. Option A -One Switch 7700 8-Slot Chassis Starter Kit with -One 8-port 1000BASE-X module (3C16858) Eight 1000BASE-SX GBICs (3CGBIC91)
B. Option B -One Switch 8810 Starter Kit with -One 12-port 1000BASE-X module (3C17516) Eight 1000BASE-LX GBICs (3CGBIC92)
C. Option C -One Switch 8814 Starter Kit with -One 12-port 1000BASE-X module (3C17516) Eight 1000BASE-LX SFP Transceivers (3CSFP92) -One Switch 8800 360 Gbps Fabric Module (3C17508)
D. Option D -One Switch 8814 Starter Kit with -One 12-port 1000BASE-X module (3C17516) -Eight 1000BASE-LX SFP Transceivers (3CSFP92) -Two Switch 8800 360 Gbps Fabric Modules (3C17508)
Correct Answer: C
QUESTION 65
If you recommended the 3Com Switch 8800 for Maluti University (MU) data center solution in Building 9, which Switch 8800 interface-module solution would you use to connect the Satellite Buildings to the data center switch?
A. One 24-port 10/100/1000BASE-T Module (3C17516)
B. Multiple 2-port 10 GBASE-X modules (3C17512) with 10GBASE-ER XENPAK transceivers
C. One 12-port 1000BASE-X module (3C17513) with multiple 1000BASE-LH SFP Transceivers (3CSFP97)
D. One 12-port 1000BASE-X module (3C17513) with multiple 1000BASE-LX SFP Transceivers (3CSFP92)
Correct Answer: D
QUESTION 66
You recommended a 1000BASE-X campus-backbone solution to Maluti University (MU) to connect the four distribution buildings to the data center MU is concerned that the 1000BASE-X campus backbone will not provide enough network bandwidth to support its combined data/voice network traffic. Which solution would you recommend to MU to alleviate this concern?
A. Use VLAN segmentation to reduce the traffic that traverses the campus backbone.
B. Distribute the 28 servers, currently located in Building 9 data center, throughout the network to reduce campus-backbone traffic.
C. Use the Switch 8800 in the data center and the Switch 4070 in the distribution centers with 10-Gig Ethernet connections between the switches
D. Use the Switch 8800 in the data center and the Switch 7700 in the distribution centers with 10-Gig Ethernet connections between the switches
Correct Answer: D
QUESTION 67
If you recommended the 3Com Switch 8800 for Maluti University (MU) data center solution in Building 9, which Switch 8800 interface-module solution would you use to connect the wiring-closet switches in Building 9 to the data center switch?
A. The 12-or 24-Port 1000BASE-X module
B. The 24-port 10/100/1000BASE-T Module (3C17516)
C. The 12- or 24-Port 1000BASE-X module with multiple 1000BASE-SX SFP Transceivers ( 3CSFP91)
D. The 12- or 24-port 1000BASE-X module with multiple 1000BASE-LHSFP Transceivers (3CSFP97)
Correct Answer: C
QUESTION 68
Which solution would you recommend to the Da Silva Research Foundation (DRF) to support its wiring closet, end-user switch requirements?
A. SuperStake 3 Switch 4400 FX
B. SuperStake 3 Switch 4400 SE with a 1000BASE-SX Module
C. SuperStake 3 Switch 4400 24/48-Port with 1000BASE-T Module
D. SuperStake 3 Switch 4400 24/48-Port with 1000BASE-SX Module
Correct Answer: D
QUESTION 69
Which two 3Com solution would you recommend for the Da Silva Research Foundation (DRF) Building 9 data center to support both the campus/building backbone and the server farm with a single switch? (Choose two)
A. One Switch 4070
B. One Switch 7700 7-Slot Chassis
C. One Switch 7700R 8-Slot Chassis
D. One Switch 8807
E. One Switch 8810
Correct Answer: CE
QUESTION 70
Which three Switch 8800 features address the Da Silva Research Foundation (DRF) data center’s backbone-core requirements? (Choose three)
A. Protocol-based VLAN support provides the necessary flexibility to control broadcast traffic.
B. Load-sharing, redundant Switch Fabric provides higher data throughput and increased network reliability
C. With four prioritization queues per port, the switch has the QoS support required for network telephony
D. Reliability features reduce network outages, i.e, hot-swappable I/O modules, power supplies fans, Switch Fabric and VRRP support.
E. Resilient Links used in combination with Link Aggregation creates hih-speed, redundant links from the data center to the four distribution buildings.
F. IEEE 802.1X network Login and Authentication, Authorization, Accounting (AAA) capabilities provide the necessary network security by establishing what services employees can use and preventing unauthorized users from gaining access to the network
Correct Answer: BDF
QUESTION 71
If you chose either the 3Com Switch 8810 or Switch 8814 for Da Silva Research Foundation (DRF) data center solution, which interface Modules would you use to connect the four distribution centers and the nine satellite buildings?
A. Option A -One 24-port 1000BASE-X module (3C17514) with -Four 1000BASE-LX SFP Transceivers (3CSFP92) to connect the distribution centers -Nine 1000BASE-SX SFP Transceivers (3CSFP91) to connect the satellite buildings
B. Option B -Two 24-port 1000BASE-X modules (3C17514) with -26 1000BASE-SX SFP Transceivers (3CSFP91) to connect the distribution centers and the satellite buildings
C. Option C -One 12-port 1000BASE-X modules (3C17513) and One 24-port 1000BASE-X modules (3C17514) with -26 1000BASE-SX SFP Transceivers (3CSFP91) to connect the distribution centers and the satellite buildings
D. Option D -One 12-port 1000BASE-X modules (3C17513) One 24-port 1000BASE-X modules (3C17514)with Eight 1000BASE-SX SFP Transceivers (3CSFP92) to connect the distribution centers -18 1000BASE-SX SFP Transceivers (3CSFP91) to connect the satellite buildings
Correct Answer: D
QUESTION 72
Which two 3 Com solutions would you recommend to Da Silva Research Foundation (DRF) for each of the four distribution centers in Buildings 16,20,35 and 38, to connect them to the campus backbone? (Choose two)
A. Option A -Two Switch 4050 each with -One 1000BASE-SX GBIC
B. Option B -Two Switch 4060 each with -One 1000BASE-LX GBIC
C. Option C -One switch 7700 7-slot chassis starter kit with -One 8-port 1000BASE-X module (3C16858) -Two 1000BASE-SX GBICs (3CBIC91)
D. Option D -One switch 7700R 8-slot chassis starter kit with -One 8-port 1000BASE-X module (3C16858) -Two 1000BASE-LX GBICs (3CBIC92)
E. Option E -One switch 7700 R 8-slot chassis starter kit with -One 8-port 1000BASE-X module (3C16858) -Four 1000BASE-LX GBICs (3CBIC92)
Correct Answer: BD
QUESTION 73
Which three Switch 8800 features address the Da Silva Research Foundation (DRF) data center’s backbone-core requirements? (Choose three)
A. Protocol-based VLAN support provides the necessary flexibility to control broadcast traffic.
B. Load-sharing, redundant Switch Fabric provides higher data throughput and increased network reliability
C. With four prioritization queues per port, the switch has the QoS support required for network telephony
D. Reliability features reduces network outages, i,e hot -swappable I/O modules, power supplies fans, Switch Fabric and VRRP support
E. Resilient Links used in combination with Link Aggreation creates high-speed, redundant links from the data center to the four distribution buildings
F. IEEE802.1Xnetwork Login and Authentication Authorization, Accounting (AAA) capabilities provide the necessary network security by eastablishing what services employees can use and preventing unauthorized users from gaining access to the network
Correct Answer: BDF
QUESTION 74
Which two 3Com solutions would you recommend for the Da Silva Research Fundation (DRF) Building 9 data center to support both the campus/building backbone and the server farm with a single switch? (Choose two)
A. One Switch 4070
B. One Switch 7700 7-Slot Chassis
C. One Switch 7700R 8-Slot Chassis
D. One Switch 8807
E. One Switch 8810
Correct Answer: CE
QUESTION 75
Which solution would you recommend as the distribution-layer switch for each of the Bantry Bay four main buildings that connect to the data center and to the smaller buildings on campus?
A. Two Switch 4050
B. Two Switch 4060
C. Two SuperStack 3 Switch 4924
D. Two SuperStake 3 Switch 4950
Correct Answer: B
QUESTION 76
If you choose two Switch 4060s for each of the Bantry Bay distribution layer buildings, which three would you recommend to the customer to provide maximum resiliency and throughput? (Choose three)
A. Redundant internal power supplies
B. Resilient Links to maximize backbone redundancy
C. SuperStack 3 Advanced Redundant Power System
D. XRN Interconnect Kit to connect the two distribution-layer switches
E. IEEE802.3 ad Link Aggregation to maximize backbone bandwidth and reliability
F. SuperStack 3 Switch 4900 1000BASE-T module to connect the two distribution-layer switches
Correct Answer: ADE
QUESTION 77
If you choose the SuperStack 3 Switch 4924 to support the Bantry Bay server farm, which three customer benefits are attained from using an XRN interconnection Kit with the two SuperStack 3 Switch 4924 server-farm switches? (Choose three)
A. The Fabric Interconnect has an 8-Gbps (16-Gbps full duplex)switching limit
B. The two switches would share one IP address and be managed as a single entity
C. Any number of ports can join a Link Aggregation trunk with all ports active and transporting data
D. XRN Distributed Resilient Routing (DDR) uses a “Master Router” to perform all the routing across the Fabric.
E. XRN Distributed Resilient Routing (DDR) allows switches in the Fabric to act as a single logical router, which provides router resiliency in the event of a unit failure in the Fabric
F. XRN Distributed Link Aggregation (DLA) guarantees high levels of resiliency, because a failure in one of the member links results in automatic redistribution of traffic across the remaining links
Correct Answer: BEF
QUESTION 78
If you reocommend a single Switch 7700R 8-Slot Chassis to create the hihly-resilient backbone, which three switch components would Bantry Bay require for the data center’s backbone-core switch? (Choose three)
A. One Switch 7700R Starter Kit (3C16852)
B. One Switch 7700 AC Power Supply (3C 16854)
C. Three Switch 7700 AC Power Supplies (3C 16854)
D. One Switch 7700R 8-Slot Fan Assembly (3C 16855)
E. One Switch 7700R Gigabit Ethernet Redundant Switching Fabric (3C 16857R)
Correct Answer: ABE
QUESTION 79
Which two 3Com solutions would you recommend for the Bantry Bay data center, backbone core? (Choose two)
A. Two Router 6040
B. One Router 6080
C. Two Switch 7700 4-Slot Chassis
D. Two switch 7700 7-s;ot chassis
E. One switch 7700R 8-slot Chassis
Correct Answer: DE
QUESTION 80
If you recommend a Switch 7700 for the data center backbone-core solution, which three modules/ interfaces would the customer require for each of the two data center backbone-core switches? (Choose three)
A. Eight 1000BASE-SX GBICs (3CGBIC91)
B. Eight 1000BASE-LH70 GBICs (3CGBIC97)
C. One Switch 7700 8-port 1000BASE-T module (3C16859)
D. One Switch 7700 8-port 1000BASE-X module (3C16858)
E. Two Switch 7700 8-port 1000BASE-T module (3C16859)
F. Two Switch 7700 8-port 1000BASE-X module (3C16858)
Correct Answer: ACD
QUESTION 81
Which two rules must be followed when configuring Link Aggregation groups on the Switch 7700 1000BASE-T and 1000BASE-X modules? (Chosse two)
A. The Linux Aggregation group can start on any port.
B. All the ports in a Link Aggregation group must be consecutive
C. A single Link Aggregation group can span multiple Interface Modules
D. A maximum of eight ports can belong to a single Link Aggregation group
E. A maximum of twelve ports can belong to a single Link Aggregation roup
Correct Answer: AB
QUESTION 82
Which three components are required to create a local XRN solution (excluding the appropriate 3Com switches? (Choose three)
A. 3Com Network Supervisor
B. XRN Fabric interconnect Modules
C. High-Bandwidth interconnect Cable
D. Gigabit Multilayer Switching Software V3.x
E. Gigabit Ethernet Layer switching modules
Correct Answer: BCD
QUESTION 83
What is the maximum number of Link Aggregation load-balancing group supported on the Switch 7700?
A. 4 groups
B. 13 groups
C. 24 groups
D. 64 groups
E. 128 groups
Correct Answer: D
QUESTION 84
Which two Switch Fabric Engine LED conditions indicate there is a problem with the Switch 7700? (Choose two)
A. ALMLED is off
B. ALMLED is blinking
C. RUN LED is solid green
D. RUN LED is blinking green
Correct Answer: BC
QUESTION 85
If you choose two Switch 4060s for each of the Bantry Bay distribution layer buildings, which three would you recommend to the customer to provide maximum resiliency and throughput? (Choose three)
A. Redundant internal power supplies
B. Resilient Links to maximize backbone redundancy
C. SuperStack 3 Advanced Redundant Power System
D. XRN Interconnect Kit to connect the two distribution-layer switches
E. IEEE802.3 ad Link Aggregation to maximize backbone bandwidth and reliability
F. SuperStack 3 Switch 4900 1000BASE-T module to connect the two distribution-layer switches
Correct Answer: ADE
QUESTION 86
The Switch 7700 or Switch 8800 can be used as the primary authentication service or as a backup if the RADIUS server group is unavailable.
A. True
B. False
Correct Answer: A
QUESTION 87
Exhibit:
Which three Ethernet modes are supported on the Switch 7700 8-port 1000BASE-T(3c16859)Interface
Module? (Choose three)
A. 10 Mbps in full duplex only
B. 10 Mbps in half/full duplex mode
C. 100 Mbps in full duplex mode only
D. 100 Mbps in half/full duplex mode
E. 1000 Mbps in full duplex mode only
F. 1000 Mbps in half/full duplex mode
Correct Answer: BDE
QUESTION 88
Which three are recommended guidelines for an XRN network? (Choose three) A. Only enable Rapid Spanning Tree Protocol (RSTP) or Spanning Tree Protocol (STP) on edge switches
B. Do not insert Fabric interconnect Modules into the Super Stack 3 Switch 4900 or Switch 40×0 switches
C. Run the same version of the Gigabit Multilayer Switching (MS) Software (4Xor higher) across the fabric
D. Use fault-tolerant 3Comhardware, i.e the Switch 40×0 family that provides additional levels of hardware fault tolerance
E. The XRN Fabric Modules should be installed while the fabric switch powered on. Hot swapping XRN Fabric Modules is also recommended in the event of a failure
Correct Answer: BCD
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QUESTION 51
Which Switch 7700 command shows the prority used for input/output packet operations?
A. display priority-trust
B. display qos-interface all
C. display qos-interface traffic-priority
D. display qos-interface traffic-statistics
Correct Answer: A
QUESTION 52
Which three can be used to download a configuration fole on the Switch 7700? (Choose three)
A. Use IP PROTOCOL
B. Use FTP protocol
C. Use TFTP protocol
D. Use HTTP protocol
E. Use XMODEM protocol
F. Use the system “dump” command
Correct Answer: BCE
QUESTION 53
Which two are syslog features/ functions on the Switch 7700 and Switch 8800? (Choose two)
A. Responsible for all system information on output
B. By default, the syslog automatically clears its file every 30 days
C. Is divided into eight levels, which can be filtered based on a level
D. Serves as an information center of the system’s software modules
E. Can be dumped to aconsole, monitor, SQL database or ASCII text file
Correct Answer: CD
QUESTION 54
Which four are Link Aggregation features/functions on the Switch 7700? (Choose four)
A. The switch supports the IEEE 802.3ad standard
B. Link Aggregation ports must be consecutive switch ports
C. Link Aggregation ports should be set to TRUNK or HYBRID
D. Use the “display interface” command to see all ports within a group
E. Use the “display link-aggregation” command to see all ports within a group
F. A Link Aggregation port should be set to “access” if more than one VLAN is supported on the link
Correct Answer: BCDF QUESTION 55
Which two Switch Fabric Engine LED conditions indicate there is a problem with the Switch 7700? (Choose two)
A. ALMLED is off
B. ALMLED is blinking
C. RUN LED is solid green
D. RUN LED is blinking green
Correct Answer: BC
QUESTION 56
When two PCs on the same Virtual LAN (VLAN) are unable to communicate with each other, which three procedures will help troubleshoot the Layer 2 Data Link issue? (Choose three)
A. Flush the IP routing table
B. Check the VLAN setting for each port
C. Check the LED status on each of the ports
D. Clear and reset the Spanning Tree Protocol tables
E. Flush the Address Resolution Protocol table
F. Check the bridge forwarding table to ensure the IP/MAC address assignment is correct
Correct Answer: BEF
QUESTION 57
Which four are hardware features/functions of the SuperStack 3 Switch 4900 Family? (Choose four)
A. Full/half duplex on all ports
B. Four traffic queues per port
C. Store and forward switching
D. GBIC interface for flexible cabling
E. 12,000MAC addresses per unit, 64 permanent
F. Smart auto-sensing across all multi-speed copper ports
Correct Answer: ABEF
QUESTION 58
Which four are switch configuration features of the Superstack 3 switch 4900 Family? (Choose four)
A. Configuration information is stored in a read-only file
B. Switch configuration can be stored or restored from a remote server
C. Up to three software images can be saved in the switch’s flash memory
D. The switch must be reset to the factory default before a configuration can be saved
E. Only a manager or security access level user can perform save or restor operations
F. All switch information is saved to the configuration file i.e, passwords, IP addresses, etc..
G. During the software upgrade the new image will always overwrite the standby image
H. The configuration of the Distributed Fabric is saved and restored with eXpandable Resilient Networking (XRN)
Correct Answer: ABH
QUESTION 59
XRN Technology v2.0 allows network architects to scale bandwidth capacity.
A. True
B. False
Correct Answer: A
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QUESTION 47
Which three are important considerations when configuring/calling a remote NBX phone connected via a cable modem or DSL link? (Choose three.)
A. Enable silence suppression and low bandwidth options in the NBX
B. Fixed or DHCP IP address can be assigned to remote NBX phones
C. An NBX gateway is required to support remote users without an NBX
D. All phone calls between the central and remote sites use Layer 2 IP packets
E. Network Address Translation (NAT) should be configured for the central site but NAT should not be used at the remote site
F. The Network Call Processor (NCP) can provide the remote phone an IP address for the duration of a call to a remote user
G. The Network Call Processor (NCP) can be configured to provide the local phone an IP address for the duration of a call to a remote user
Correct Answer: ABG QUESTION 48
Which three are NBX IP licensing features or requirements? (Choose three.)
A. Every NBX device requires a fixed IP address
B. A DHCP server is required to use IP On-the-Fly
C. IP On-the-Fly is included with all new NBX base systems
D. Companies can upgrade their license from IP On-the-Fly to Standard IP
E. IP addresses can be supplied via static or DCHP addressing when using Standard IP
F. An NBX phone can operate as a Layer 3 “IP Phone” on a per-call basis when using IP-on-the-Fly
Correct Answer: CEF
QUESTION 49
Which three bandwidth reduction methods are supported by the NBX system? (Choose three.)
A. Pulse Code Modulation (PCM)
B. Adaptive Transform Encoding (ATE)
C. ITU-T G.723 bandwidth compression
D. ITU-T G.729 bandwidth compression
E. Silence suppression on a per-device basis only
F. Adaptive Differential Pulse Code Modulation (ADPCM)
G. Silence suppression on a system-wide or per-device basis
Correct Answer: DFG
QUESTION 50
Which four are requirements for using Virtual Tie Lines (VTL) with an NBX system? (Choose four.)
A. VTL license is required for each participating NCP
B. Each VTL counts as one NBX device for device limit
C. Each NBX must have its own Network Call Processor (NCP)
D. VTLs require a T1 or E1 Digital Line Card in each NBX system
E. A maximum of 96 VTLs are supported on any one NBX system
F. VTL requires either IP On-the-Fly or Standard IP license for each NBX system
G. VTLs maintain Quality of Service (QoS) and provide end-to-end IP-ToS tagging
Correct Answer: ACFG
QUESTION 51
Which three are requirements for conference call support across Virtual Tie Lines (VTL)? (Choose three.)
A. Requires Standard IP license for each participating NBX system
B. Must use same range of multicast addresses on all NBX systems
C. Internet Gateway Multicast Protocol (IGMP) addresses must be defined
D. WAN routers must support Internet Gateway Multicast Protocol (IGMP)
E. Supports functions such as: Music on Hold (MOH) and internal page initiation
F. Requires Network Address Translation (NAT) configuration on Virtual Tie Lines
Correct Answer: BCD
QUESTION 52
Inbound NBX Computer Telephony Integration (CTI) calls support directory dialing and on-screen dialing and call processing.
A. True
B. False
Correct Answer: B
QUESTION 53
Which four are features/requirements of the NBX Desktop Call Assistant (DCA) application? (Choose four.)
A. Requires Microsoft Windows 2000 or Windows XP
B. Requires one 3Com SKU and license per NBX system
C. Supports point and click dialing to any phone in the user’s directory
D. Provides personal inbound/outbound call logs with caller ID information
E. Uses Microsoft’s Telephone Applications Program Interface (TAPI) to manage calls
F. Computer with NBXTSP software must have a physical connection to an NBX phone
G. Users can manage all their calls from a single on-screen computer interface, for example, call transfer, conferencing, call park
Correct Answer: CDEG
QUESTION 54
What is Telephone Applications Program Interface (TAPI) Route Point?
A. An NBX feature enabled in the System / TAPI Setup menu that provides intelligent Layer 3 IP routing for TAPI messages on a multi-system, company-wide bases
B. Virtual Network Call Processor (NCP) device or third party application that monitors and maps incoming calls, allowing the NCP to make intelligent routing decisions for the call
C. Virtual device within the Network Call Processor (NCP) to which outbound calls can be mapped, allowing 3rd party applications to make intelligent routing decisions for the call
D. Virtual device within the Network Call Processor (NCP) to which inbound calls can be mapped for a 3rd party application that monitors the route point and makes intelligent call route decisions
Correct Answer: D
QUESTION 55
Which four steps should be performed when installing the NBX pcXset application? (Choose four.)
A. Select country and language
B. Check that the pcXset licenses are installed using NetSet
C. Check and install Standard IP or IP On-the-Fly on the NBX system
D. Do an audio and microphone test from the pcXset Configuration Wizard
E. Create or update the Dial Plan to insure calls are properly routed to remote sites
F. Configure the IP and MAC address of the NCP associated with the pcXset application
Correct Answer: ABDF
QUESTION 56
Which three are features/requirements for using Unified Messaging for an NBX system? (Choose three.)
A. Requires NBX pcXset client software
B. Can use the computer’s default media player to listen to a message
C. APX messaging service functionality is provided by IMAP client on the NBX NCP
D. IMAP4 enabled clients Notes
E. Users can use an IMAP4 compliant application to access and manage voice messages on a computer
F. Requires a Windows-based PC with a minimum of 64MB RAM, full-duplex sound card, a microphone and headset
Correct Answer: BDE QUESTION 57
Which three does the Call Report (CDR) software provide for calls made on an NBX system? (Choose three.)
A. Track all call information
B. Track all incoming and outgoing PSTN calls
C. Track all internal calls within NBX system
D. Provides customer and department chargeback accounting
E. Track all incoming and outgoing attempted and/or abandoned calls
F. Collects telephone usage information on a per user / per call basis
G. Supports “Snap-in” modules for Microsoft Excel and Lotus 123 for integrated account reporting
Correct Answer: BEF
QUESTION 58
Which four are Call Report (CDR) configuration options for an NBX system? (Choose four.)
A. Default setting is Disabled
B. Scramble the last digits for security
C. Determine if trunk-to-trunk calls are recorded
D. Choose how often a new tracking file will be created
E. Select what data fields will be tracked, for example, time of call, length, etc.
F. Compatibility format option, for example, Microsoft Excel or Lotus 123 formatting
G. Determine how long the tracking information will be retained before it is purged by the system
Correct Answer: ABCG
QUESTION 59
How does the NBX administrator download the Event Log file for viewing?
A. Reports / Event Log – Download Log button
B. Downloads / Event Log – choose file name and Download Logs button
C. Click on Download Logs button
D. Reports / System Data / Event Log – choose file name and Download Logs button
Correct Answer: C
QUESTION 60
Which three changes require an NBX system reboot? (Choose three.)
A. New software version
B. Removing an interface card from an NBX chassis
C. Change to NCP information, for example, IP address, default gateway
D. Change to network protocol, for example, Standard IP or IP On-the-Fly
E. Change to Digital Line Card protocol, for example, Standard IP or IP On-the-Fly
F. Adding any new interface card to the NBX chassis, for example, Digital Line Card, Hub card, etc.
Correct Answer: ACD
QUESTION 61
A NBX Software license upgrade provides access to the specific license purchased and every prior software release.
A. True
B. False
Correct Answer: A
QUESTION 62
Which four are NBX configuration backup/restore attributes? (Choose four.)
A. By default, NBX voice mail messages are backed up
B. A Backup should be done after each major configuration change
C. By default, the backup is stored to the NBX hard disk
D. To run a backup choose: System Configuration / Manage Data and click Backup Database button
E. Data included in a backup: configuration database, Auto Attendant prompts, user voice mail greetings, and optionally, all voice mail messages
F. To restore the configuration information choose: Operations/ Manage Data then select Browse to locate the configuration file and Click Restore
G. To restore an individual user’s voice messages choose: Operations/ Manage Data input the users extension and click Restore Voice Mail Messages
Correct Answer: BCEF
QUESTION 63
Which four components are included with the NBX V3000 IP Telephony system? (Choose four.)
A. One Analog FXS port
B. 32 MB memory module
C. Four Analog FXO ports
D. 20 GB system disk drive
E. Two T1/E1 Digital Line ports
F. Network Call Processor (NCP)
G. Two 10/100 Mbps Ethernet LAN ports
Correct Answer: ACDF
QUESTION 64
What Power Status state indicates the NBX V3000 is currently booting?
A. Solid red
B. Solid green
C. Blinking red
D. Blinking green
E. Blinking yellow
Correct Answer: D
QUESTION 65
What software version(s) is currently supported by the NBX V3000?
A. NBX R4.3
B. NBX R4.4
C. NBX R4.x
D. Same software versions as the NBX 100
E. Same software versions as the SuperStack 3 NBX
F. Same software versions as both the NBX 100 and SuperStack 3 NBX
Correct Answer: B
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