A. up to 10 Gbps of bandwidth at the access level
B. redundant servers at the access level
C. modular block design at the access level
D. high port densities at the access level
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A. Layer 1 intercontroller roaming
B. Layer 2 intercontroller roaming
C. Layer 3 intercontroller roaming
D. Layer 4 intercontroller roaming
Sun Stable is a global insurance company with headquarters located in Houston， Texas. Thecampus there is made up of a number of office buildings located within the same vicinity. In 2003，a new building.
Building 331B was added. The additional building houses approximately 1000 employees. Ratherthan deploy a private branch exchange （PBX） in the new building， Sun Stable has decided toimplement an IP telephony solution. External calls will be carried across a MAN link to anotherbuilding， where a gateway connects into the worldwide PBX network of Sun Stable. Voice mail andunified messaging components are required and all IP phones and workstations should be on separate VLANs and IP subnets.
ActualTests.comWhich IP telephony deployment best suits their need？（）
A. single-site
B. multisite with centralized call processing
C. multisite with distributed call processing
D. clustering over the WAN
A. DiffServ
B. IntServ
C. RSVP
D. WFQ
A. multicast routing uses RPF
B. multicast routing is connectionless.
C. In multicast routing， the source of a packet is known.
D. When network topologies change， multicast distribution trees are not rebuilt， but use the originalpath
E. Multicast routing is much like unicast routing， with the only difference being that it has a a groupof receivers rather than just one destination
A. 3600 series
B. 7200 series with NSE-1
C. 7500 series
D. 12000 series
最新試題
Which three of the following descriptions are true about the firewall modes？ （）
Which statement correctly describes a situation in which VRFs are used in the data center？（）
Which two statements about Network Attached Storage are correct？（）
Which two statements about FCIP and iSCSI are correct？（）
What is the recommended radius of a cell for a voice-ready wireless network？（）
Which three mechanisms are used to secure management traffic from outside IPS sensors？（）
In which two locations in an enterprise network can an IPS sensor be placed？ （）
At a certain customer’s site， a NAS is logically in the traffic path but not physically in the trafficpath. The NAS identifies clients by their IP addresses. In which access mode has this NAS beenconfigured to operate？（）
How many channels are defined in the IEEE 802.11b DSSS channel set？（）
In a VoWLAN deployment， what is the recommended separation between cells with the same channel？（）