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Slide 1: 3M0-211 3COM Certified Enterprise LAN Specialist Exam: 3M0-211 Demo Edition C CERT MAGIC 1 http://www.certmagic.com
Slide 2: 3M0-211 Question: 1 Which command shows the Quality of Service (QoS) settings for Interface Module #2, Ethernet port #6, on the Switch 7700? A. B. C. D. display qos Ethernet 6/2 all display qos Ethernet 2/0/6 all display qos-interface Ethernet 2/0/6 all display qos-interface Ethernet 6/0/2 all Answer: C Question: 2 How can you get the current temperature and upper/lower limits for each Switch 7700 and Switch 8800 Interface Module? A. B. C. D. E. Display interface Display temperature Display environment Display interface-temperature Display interface-environment Answer: C Question: 3 Which three Physical Layer components should you check when either the Switch 7700 or Switch 8800 is having a connection problem? (Choose three.) A. B. C. D. E. F. Link LEDs Switch ARP tables Switch VLAN assignments MAC addresses for the link RX error statistics for the link Link Speed, duplex mode and flow control Answer: A, E, F Question: 4 Which three may be the cause of a Switch 7700 Network Layer 3 problem? (Choose three.) 2 http://www.certmagic.com
Slide 3: 3M0-211 A. The switch trunk ports are not properly configured B. The RIP versions are not the same between switches C. The switch is not sending and receiving route updates D. Spanning Tree Protocol (STP) is disabled on the switch E. The MAC address table "aging parameter" is set too high F. Virtual Router Redundancy Protocol (VRRP) is not properly configured on the switch Answer: B, C, F Question: 5 Which command displays the system configuration stored in the Switch 7700 flash memory? A. B. C. D. display flash display configuration display saved-configuration display current-configuration Answer: C Question: 6 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 settings for each port C. Check the LED status on each of the ports D. Clear and reset the Spanning Tree Protocol table E. Flush the Address Resolution Protocol (ARP) table F. Check the bridge forwarding table to ensure the IP/MAC address assignment is correct Answer: B, E, F Question: 7 Which two procedures should a network administrator implement to assist in identifying the cause of a network incident or problem? (Choose two.) A. Document the existing network configuration B. Install network sniffers throughout the network 3 http://www.certmagic.com
Slide 4: 3M0-211 C. Download all router and Layer 3 switch tables D. Gather appropriate sniffer traces for the problem E. Dump the pertinent statistics from all affected network devices Answer: D, E Question: 8 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 Answer: A, B, C, E Question: 9 Which three can be used to download a configuration file on the Switch 7700? (Choose three.) A. B. C. D. E. F. Use IP protocol Use FTP protocol Use TFTP protocol Use HTTP protocol Use XMODEM protocol Use the system "dump" command Answer: B, C, E Question: 10 Which two should you verify on either the Switch 7700 or the Switch 8800 if the network is experiencing an Open Shortest Path First (OSPF) problem? (Choose two.) A. B. C. D. OSPF is enabled on all switch ports VRRP is properly configured on the switch ports supporting OSPF The Link State Database is the same for all routers in an OSPF area The switch is sending/receiving OSPF Hello packets and Link State updates 4 http://www.certmagic.com
Slide 5: 3M0-211 Answer: C, D Question: 11 Which two are syslog features/functions on the Switch 7700 and Switch 8800? (Choose two.) A. B. C. D. E. Responsible for all system information output By default, the syslog automatically clears its file every 30 days Is divided into eight levels, which can be filtered based on a level Serves as an information center of the system's software modules Can be dumped to a console, monitor, SQL database or ASCII text file Answer: C, D Question: 12 Which three are key requirements for the Access Layer (edge) of the network? (Choose three.) A. B. C. D. E. F. Multilayer traffic prioritization Multiple priority queues per port Hardware-based Access Control List (ACLs) Rate limiting and remarking for outgoing traffic MAC address authorization or IEEE 802.1X Network Login Resource Reservation Protocol (RSVP) bandwidth allocation Answer: A, B, E Question: 13 Which three are security-design features that can be employed in enterprise networks to improve network security? (Choose three.) A. Enable IEEE.802.d link aggregation B. Turn off IGMP snooping on all access-layer switches C. Provide security for active devices using local or RADIUS authentication D. Support IEEE 802.1X Network Login for authentication and authorization E. Provide separate VLANs for management and wireless users with a VLAN-centric design F. Employee TCP Windowing and or IEEE 802.3x Flow Control to minimize effects of network attacks 5 http://www.certmagic.com
Slide 6: 3M0-211 Answer: C, D, E Question: 14 Which three are true statements regarding 10 Gigabit technology and/or 3Com products? (Choose three.) A. The 3Com XFP 10G Fiber Transceivers use LC connectors B. IEEE 802.3ak defines the 10GBASE-CX4 standard for Twinaxial C. 3Com supports 10G Interface Modules for both the Switch 7700 and Switch 8800 D. The 10GBASE-T standard requires four-pair Category 5 or two-pair Category 6 UTP wiring E. The 10 Gigabit standard for twisted pair wiring (10GBASE-T) supports a maximum distance of 50 meters Answer: A, B, C Question: 15 Which two 3Com switch families can currently be used to create an XRN Distributed Fabric (DF)? (Choose two.) A. B. C. D. E. 3Com Switch 40X0 family 3Com Switch 4005 family 3Com Switch 4007 family SuperStack 3 Switch 4400 family SuperStack 3 Switch 4900 family Answer: A, E Question: 16 Which component of XRN technology is defined as: "A set of interconnected switches that support Distributed Device Management (DDM), Distributed Link Aggregation (DLA) and Distributed Resilient Routing (DRR)"? A. B. C. D. XRN Interconnect XRN Distributed Fabric XRN Interconnect Fabric XRN Distributed Software Answer: B Question: 17 Which component of XRN technology is defined as: "An advanced routing 6 http://www.certmagic.com
Slide 7: 3M0-211 implementation that allows multiple interconnected switches in an XRN solution to behave as a single active routing entity"? A. B. C. D. E. XRN Interconnect XRN Distributed Fabric Distributed Link Aggregation (DLA) Distributed Resilient Routing (DRR) Distributed Device Management (DDM) Answer: D Question: 18 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 hot insert Fabric Interconnect Modules into the SuperStack 3 Switch 4900 or Switch 40X0 switches C. Run the same version of the Gigabit Multilayer Switching (GMS) Software (4.x or higher) across the fabric D. Use fault-tolerant 3Com hardware, i.e., the Switch 40X0 family that provides additional levels of hardware fault tolerance E. The XRN Fabric Modules should be installed while the fabric switch is powered on. Hot swapping XRN Fabric Modules is also recommended in the event of a failure Answer: B, C, D Question: 19 Which three are benefits/features of the 3Com XRN technology? (Choose three.) A. Ensures continuous network availability B. Supports enhanced network performance C. Can be created using any IP-based switch D. Creates a path for future-proofing the network E. Eliminates the need for hardware redundancy to achieve maximum network resiliency Answer: A, B, D Question: 20 What is the procedure for upgrading a SuperStack 3 Switch 4400 SE to the enhanced switch feature set? 7 http://www.certmagic.com
Slide 8: 3M0-211 A. Enter the software upgrade code obtained from 3Com and reboot the switch B. Copy the 3Com upgrade file to a TFTP server on the same subnet as the switch, start the TFTP server and configure the switch, reboot the switch when the Power LED stops flashing C. Copy the 3Com upgrade file to a TFTP server on the same network as the switch, start the TFTP server and configure the switch, reboot the switch when the Power LED stops flashing D. Purchase and obtain activation key for the Switch 4400 Enhanced Software Upgrade from 3Com; using Command Line Interface (CLI), enter "system license add;" enter activation key; confirm Answer: D 8 http://www.certmagic.com