What layer of the TMN （telecommunications management network） model does CTM fit into？（）A、Network management layerB、Element management layerC、Business management layerD、Network element layer
What layer of the TMN （telecommunications management network） model does CTM fit into？（）
- A、Network management layer
- B、Element management layer
- C、Business management layer
- D、Network element layer
相关考题：
What can we do for the case?____________ A.I don't care about itB.The case is difficultC.We would consult our layer
What are two routing requirements for a device to communicate with another device?() A. end-to-end communications pathB. hosts on the same Layer 2 broadcast domainC. hosts on the same Layer 3 broadcast domainD. routing information on participating Layer 3 devices
After issuing the show interfaces terse command, you notice that the status of one interface is "up down". What does this indicate?"() A.Layer 1 on the interface is up but Layer 2 is down.B.Layer 2 on the interface is up but Layer 3 has not been configured.C.The interface is administratively up but the link status is down.D.The interface is up but has been administratively turned off.
What are some common layer 2 encapsulations for a WAN link?() A. EthernetB. PPPC. Token RingD. HDLCE. Frame RelayF. POTS
What are some common layer 2 encapsulations for a WAN link?（）A、EthernetB、PPPC、Token RingD、HDLCE、Frame RelayF、POTS
FabricPath brings the benefits of routing protocols to layer 2 network Ethernet environments. What are the advantages of using FabricPath technology？ （） A、 FabricPath provides MAC address scalability with conversational learningB、 Loop mitigation with TTL in the frame fieldC、 STPl independenceD、 10 Gbps bandwidthE、 Layer 2 extensions between data centers
In the three-layer hierarchical network design model；what’s associated with the access layer？（）A、optimized transport structureB、high port densityC、boundary definitionD、data encryptionE、local VLANsF、route summaries
What are three valid match criteria in a firewall filter applied to a Layer 3 interface?（）A、IP addressB、MAC addressC、protocolD、portE、session ID
What are two functions of the Intel IXP processors？（）A、keepalivesB、route-lookupC、CRC validationD、Layer 2 decapsulation
What is the function of the no switchport catalyst switch interface configuration command?（）A、Disables the interfaces to prevent traffic flowB、Clears all the configurations on the interfaceC、Switches the port from access mode to trunk modeD、Converts the port from physical Layer 2 port to physical Layer 3 port
You download a file from an FTP site on the Internet. What is the highest layer in the OSI model used in this FTP operation?（）A、ApplicationB、PresentationC、SessionD、TransportE、InternetF、Data LinkG、Physical
You are logged into a router and with to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?（）A、show ip linksB、show cdp neighborC、show cdp neighbor detailD、show ip clientsE、show ip routeF、None of the above
For what two purposes does the Ethernet protocol use physical addresses？（）A、to uniquely identify devices at Layer 2B、to allow communication with devices on a different networkC、to differentiate a Layer 2 frame from a Layer 3 packetD、to establish a priority system to determine which device gets to transmit firstE、to allow communication between different devices on the same networkF、to allow detection of a remote device when its physical address is unknown
As a frame leaves a Layer 3 device, the Layer 2 encapsulation information is changed from what it was when it entered the devicE.For what two reasons can this happen? （）A、The data is moving from 10BASE-TX to 100BASE-TX.B、The WAN encapsulation type has changed.C、The data format has changed from analog to digital.D、The source and destination hosts are in the same subnet.E、The source and destination MAC addresses have changed.
What functions do routers perform in a network?（）A、packet switchingB、access layer securityC、path selectionD、VLAN membership assignmentE、bridging between LAN segmentsF、microsegmentation of broadcast domains
多选题In the three-layer hierarchical network design model；what’s associated with the access layer？（）Aoptimized transport structureBhigh port densityCboundary definitionDdata encryptionElocal VLANsFroute summaries
多选题What are two routing requirements for a device to communicate with another device?（）Aend-to-end communications pathBhosts on the same Layer 2 broadcast domainChosts on the same Layer 3 broadcast domainDrouting information on participating Layer 3 devices
单选题What benefit results from implementation of Layer 3 switching versus Layer 2 switching in a fully meshed campus network？（）Aease of IP address assignment versus use of external routersBredundancy from trunking between distribution layer switchesCprovides first-hop redundancy to clientsDallows inter-VLAN communication without requiring complexity of routing protocols
多选题What are three valid match criteria in a firewall filter applied to a Layer 3 interface?（）AIP addressBMAC addressCprotocolDportEsession ID
多选题For what two purposes does the Ethernet protocol use physical addresses？（）Ato uniquely identify devices at Layer 2Bto allow communication with devices on a different networkCto differentiate a Layer 2 frame from a Layer 3 packetDto establish a priority system to determine which device gets to transmit firstEto allow communication between different devices on the same networkFto allow detection of a remote device when its physical address is unknown
多选题As a frame leaves a Layer 3 device, the Layer 2 encapsulation information is changed from what it was when it entered the device. For what two reasons can this happen?（）AThe data is moving from 10BASE-TX to 100BASE-TX.BThe WAN encapsulation type has changed.CThe data format has changed from analog to digital.DThe source and destination hosts are in the same subnet.EThe source and destination MAC addresses have changed.
单选题You are logged into a router and with to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?（）Ashow ip linksBshow cdp neighborCshow cdp neighbor detailDshow ip clientsEshow ip routeFNone of the above
多选题What are some common layer 2 encapsulations for a WAN link?（）AEthernetBPPPCToken RingDHDLCEFrame RelayFPOTS