What is A WAN?（）
What are three factors a network administrator must consider before implementing Netflow in the network?（）A、CPU utilizationB、where Netflow data will be sentC、number of devices exporting Netflow dataD、port availabilityE、SNMP versionF、WAN encapsulation
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What happens when you enable QoS bandwidth detection? （）(Choose two.)A、Circuit speed is reduced by 2% for overhead.B、WAN speed can be configured to the LAN speed.C、Bandwidth is adjusted based on minimum and maximum settingsD、WAN bandwidth is detected based on acknowledgement of metapackets.
If voice and data traffic will be sent and received via a WAN links， what must be configured to provide a certain amount of dedicated bandwidth and to prioritize the voice traffic over other types of network traffic？（）A、IPSec VPNB、QoS mechanismC、FirewallD、NATE、EIGRP routing protocolF、Static routing
What does a router do?（）A、Routes traffic down alternative paths and connects the local-area network (LAN) to the wide- area network (WAN)B、Reads Media Access Control (MAC) addresses to forward messages to the correct location and connects the local-area network (LAN) to the wide-area network (WAN)C、Stores data on the network and connects the local-area network (LAN) to the wide-area network (WAN)D、Broadcasts data to all devices that are connected to it across the local-area network (LAN) and wide-area network (WAN)
What would be able to handle IP telephony and e-business applications concurrently？（）A、 Cisco Catalyst switchesB、 Cisco SOHO routersC、 Cisco 7000 Series WAN edge routersD、 Cisco integrated Services Routers
A default Frame Relay WAN is classified as what type of physical network（）。A、point-to-pointB、broadcast multi-accessC、nonbroadcast multi-accessD、nonbroadcast multipointE、broadcast point-to-multipoint
What is the most common cause of network congestion？（）A、aggregation congestion occurring at the core layer where the different distribution layer devices feed traffic to the core-layer switchesB、speed mismatches when moving from a low-speed LAN environment to a higher speed WAN environmentC、flapping Ethernet interfaces caused by misconfigured LAN interfacesD、flapping serial interfaces caused by misconfigured WAN interfacesE、speed mismatches when moving from a high-speed LAN environment to a lower speed WAN environment
