Archive for the ‘3Com’ Category

3M0-212 Study Guide,solution courses learning 3M0-212 certification test papers

Thursday, April 1st, 2010

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nowexam 3M0-212 practice exams topics and study questions are composed by current and active Information Technology experts, who use their experience in preparing you for your future in IT.Share the latest 3M0-212 Study Guide and witness 3M0-212 test papers follows:2.Which three features are only supported on the Switch 5500G-EI switch models? (Choose three.)
A.Port-based VLANs
B.24 or 48 10/100/1000 Mbps ports
C.PoE upgradeable power supply unit
D.Hot-swappable Application Module Slot
E.Four GBIC Small Form-factor Plug-in (SFP) ports
Correct:B C D
4.Using 3Com’s XRN technology, you can mix Switch 5500-SI and Switch 5500-EI model switches
to create a single switch stack.
A.True
B.False
Correct:B 
5.Which Switch 5500 model(s) supports a 96 Gbps full-duplex XRN stacking connection?
A.Switch 5500-SI
B.Switch 5500-EI
C.Switch 5500G-EI
D.All of the above
Correct:C
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3M0-211 Study Guide,solution courses learning 3M0-211 certification test papers

Thursday, March 18th, 2010

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1.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
Answer: A
2.Which four are Switching Fabric features/Functions on the Switch 8800? (Choose four)
A. Each Switch Fabric has a data channel to every module
B. Supports a hot-swappable, load-balancing Switch Fabric.
C. There is a data channel between the two Switch Fabrics.
D. Each Switch Fabric has a management channel to every module
E. Supports a hot-standby, hot-swappable redundant Switch Fabric
F. The master Switch Fabric is always set to slot #1 unless the fabric in slot #1 fails
G. The master Switch Fabric provides route calculation and management for the entire chassis
Answer: A,B,C,E
3.What is the maximum number of Linux Aggregation load-balancing groups supported on the Switch 7700?
A. 4 groups
B. 13 groups
C. 24 groups
D. 64 groups
E. 128 groups
Answer: D
4.Which three are Quality of Service (QoS) features/functions on the Switch 8800? (Choose three)
A. Has eight output queues per port
B. Supports Differentiated Services (DiffServ)prioritization
C. Uses a Randam Early Detection (RED) queue prioritization
D. Uses a Weihted Random Early Detection (WRED) queue prioritization
E. Can configure the priority queues “globally” across all I/O interfaces on a switch
F. Uses Resource Reservation Protocol (RSVP) to allocate bandwidth for high-priority applications
Answer: A,B,D
5.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
Answer: A,B
6.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
Answer: B,D,E
7.Which two are functions of Switch 40×0 Family Multinetting? (Choose two)
A. Automatically assigns multiple VLANs on each router interface
B. Floods traffic from different subnets on the same broadcast domain
C. Enables configuration of multiple router interfaces for each VLan/broadcast domain
D. Enables multiple VLANs/broadcast domains to be configured for each router interface
Answer: B,C
8.What is the benefit of using the Switch 40×0 Family’s Spanning Tree Ignore/Disable feature?
A. Prevents disassociation of Layer 2 traffic from Layer 3 traffic.
B. Enables use of a routing protocol at Layer 2 to make forwarding decisions
C. Enables use of spanning Tree Protocol (STP) at Layer 3 to prevent loops in the network
D. Supports use of routing paths at Layer 3, while Spanning Tree Protocol (STP) manages Layer 2 switched links
Answer: D

3M0-600 Study Guide,solution courses learning 3M0-600 certification test papers

Thursday, March 18th, 2010

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1. What does the IEEE 802.11d standard specify?
A. Defines Inter Access Point Protocol (IAPP)
B. Defines MAC-based Quality of Service (QoS) mechanism
C. Defines encryption using the Advanced Encryption Standard (AES)
D. Defines the ability to fine tune Wireless LAN configuration at the Physical (PHY) Layer to comply with country-specific rules
Answer: D
2. Wireless LAN (WLAN) IEEE 802.11a Turbo Mode bonds two channels together for up to 108 Mbps data rates.
A. True
B. False
Answer: A
3. Which two are features of a Wireless LAN (WLAN) Infrastructure Basic Service Set? (Choose two.)
A. Also known as an Ad Hoc or Peer-to-Peer WLAN
B. Members communicate directly with each other within the service area
C. Created when two or more Basic Service Sets are connected together
D. Only stations exist in the service area and no access point (AP) is used
E. Management and control of the service area is performed by the access point (AP)
Answer: BE
4. Which antenna type is typically used indoors to provide large coverage areas within a building?
A. Dipole antenna
B. Omnipole antenna
C. Yagi or semi-directional antenna
D. Patch panel or parabolic antenna
Answer: B
5. Which statement is true for Wireless LAN (WLAN) data and throughput rates?
A. Data rates drop as the distance to the access point (AP) increases
B. Data rates drop as the distance to the access point (AP) decreases
C. Actual data throughput on a WLAN is about 25% of the defined throughput rate D. Data rates on an
IEEE 802.11a/g WLAN are not affected by distance from the access point (AP)
Answer: A
6. Which three are features of 3Com Dynamic Security Link? (Choose three.)
A. Per user, per session dynamic key encryption
B. 40-, 128- and 168-bit shared key encryption support
C. Internal database supporting up to 1,000 user names and passwords
D. Local and remote access point (AP) authentication and encryption support
E. Superior wireless security for networks without a centralized authentication server
Answer: ACE
7. 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
Answer: A
8. What is the optimal access point (AP) channel allocation configuration on a Wireless LAN (WLAN)?
A. APs should be configured with overlapping channels
B. APs should be configured with different non-overlapping channels
C. It makes no difference if APs use overlapping or non-overlapping channels
D. Allow APs to automatically perform the hunting process to determine the best channels
Answer: B

3M0-700 Study Guide,solution courses learning 3M0-700 certification test papers

Wednesday, March 17th, 2010

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1. Which two are accurate statements? (Choose two.)
A. NBX 100 supports 48 VTLs
B. NBX V5000 supports 48 VTLs
C. NBX V3000 supports 48 VTLs
D. NBX V5000 supports 72 VTLs
Answer: BC
2. Which three office-to-office and/or office-to-remote user call options are supported by the NBX systems? (Choose three.)
A. With a single NBX system at HQ, users can call to/from a remote office across the data network WAN link using Layer 3 IP communications
B. With a NBX Network Call Processor (NCP) and NBX ConneXtions Gateways at each site, users can call to/from the sites via a Virtual Tie Line (VTL)
C. With a single NBX system at HQ and pcXset on the remote office PC, the remote user can call to/from HQ via any WAN link using TCP/IP Layer 4 communications D. With a NBX Network Call Processor (NCP) at each location, users can call to/from the sites via a Virtual Tie Line (VTL) using IP On-the-Fly or a Standard IP license
E. With a NBX system and NBX ConneXtions Gateways at each location, users can call to/from the sites via a WAN link that supports IP protocol, for example, VPN, T1, E1 and Frame Relay
Answer: ADE
3. Which two are features of the NBX NetSet Administration Utility? (Choose two.)
A. Allows users to sign on with a username of “user” and use their voicemail password for access
B. Is found on 3Com’s NBX systems, as well as, licensed 3rd party Ethernet-based telephony systems
C. Can be accessed through the default IP address of 192.168.1.190.
D. Can be accessed through the default IP address of 192.168.1.191.
E. Allows the administrator to sign on with a username of “administrator” and a password of “0000″ for access
Answer: CE
4. Which three are true statements concerning Silence Suppression? (Choose 3.)
A. Enabling Silence Suppression prioritizes voice traffic
B. Can be enabled or disabled for the entire system only
C. Can be enabled or disabled only for individual telephones
D. Enabling Silence Suppression reduces network traffic
E. Can be enabled or disabled for the entire system, or for individual telephones and line card ports
F. A device that detects silence in a conversation will not send any packets to the other device during the period of silence
G. A device that detects silence in conversation sends a small packet with a “silence indicator,”rather than a full packet of “digitized silence”
Answer: DEG

3M0-250 Study Guide,solution courses learning 3M0-250 certification test papers

Wednesday, March 17th, 2010

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1. You have issued the switch debugging command debugging rip packets from the management terminal, but you are not receiving any debug output. What is the reason you are not getting any debug output from the switch?
A.RIP has not been enabled, and therefore there is no debug output
B.Output from the debugging command only goes to the syslog server
C.You forgot to issue the enable debugging command at the System View
D.You forgot to issue the terminal debugging command, directing the output to your management terminal
Answer: D
2. Which two are general Link Aggregation (LA) configuration rules that must be followed when creating an LA group? (Choose two.)
A.A member link port can only belong to one LA group
B.Aggregated links are mutually exclusive with roving analysis and mirror ports
C.A port must be configured for resilient links before it can be configured as a member of an LA group
D.LA ports can only be configured if Link Aggregation Control Protocol (LACP) is enabled on the switches
Answer: AB
3. GARP VLAN Registration Protocol (GVRP) maintains and distributes Virtual LAN (VLAN) registration information only about the dynamically created VLANs using GARP.
A. True
B. False
Answer: B
4. You have configured multiple OSPF areas on your network. How do the different OSPF areas communicate with each other?
A.The Designated Router (DR) uses multicast routing to broadcast advertisements to the other area DRs
B.The Designated Router (DR) connects each OSPF area to the main backbone network and communicates with the other areas
C.The Area Border Router (ABR) connects each OSPF area to the main backbone network and communicates with the other areas
D.The Autonomous System Border Router (ASBR) connects each OSPF area to the main backbone
network and communicates with the other areas
Answer: C
5. An IP address must be configured on a switch before it can be managed using Telnet.
A. True
B. False
Answer: A
6. What is the effect of the Simple Network Management Protocol (SNMP) switch command snmp-agent
target-host trap address udp-domain 129.102.149.23 udp-port 5000 params securityname 3comprivate?
A.Configures the switch with a default community string name of 3comprivate
B.Enables the SNMP trap functions on a switch with IP address 129.102.149.23
C.Configures the switch SNMP agent to send traps to the network management station at IP address 129.102.149.23
D.Enables the SNMP trap functions and sets the default community string name of 3compublic on a switch with IP address 129.102.149.23
Answer: C