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116 bài trong 12 trang (10 bài/trang) và bạn đang ở trang 2.
Demo

Which IPV6 routing protocol uses multicast group FF02::9 to send updates? A. RIPng B. OSPFv3 C. static D. IS-IS for Ipv6..... What are two benefits of using NAT? A. NAT protects network security because private networks are not advertised. B. NAT accelerates the routing process because no modifications are made on the packets. C. Dynamic NAT facilitates connections from the outside of the network. D. NAT facilitates end-to-end communication when IPsec is enable. E. NAT eliminates the need to re-address all hosts that require external access. F. NAT conserves addresses through host MAC-level multiplexing......

Demo

Which command can be used from a PC to verfy the connectivity between host that connect through path.? A. tracert address B. ping address C. arp address D. traceroute address.... In which solution is a router ACL used? A. protecting a server from unauthorized access B. controlling path selection,based on the route metric C. reducing router CPU utilization D. filtering packets that are passing through a router.... A router has two Fast Ethernet interfaces and needs to connect to four VLANs in the local network. How can you accomplish this task, using the fewest physical interfaces and without decreasing network performance?....

Demo

Which command helps a network administrator to manage memory by displaying flash memory and NVRAM utilization? A. show secure B. show file systems C. show version D. show flash.... Which two devices can be used to complete the connection between the WAN router at the customer site and the service provider? A. modern B. ISDN TA C. CSU/DSU D. ATM switch E. Frame Relay switch F. WAN switch....

Demo

What is the function of the command switchport trunk native vlan 999 on a Cisco Catalyst switch? A. It designates VLAN 999 for untagged traffic. B. It blocks VLAN 999 traffic from passing on the trunk C. It creates a VLAN 999 interface. D. It designates VLAN 999 as the default for all unknown tagged traffic.... Which two statements about static NAT translation are true? A. They allow connections to be initiated from the outside. B. They require no inside or outside interface markings because addresses are statically defined. C. They can be configured with access lists....

Demo

Assuming the default switch configuration, which VLAN range can be added, modified, and removed on a Cisco switch? A. I through 1002 B. 2 through 1001 C. I through 1001 D. 2 through 1005.... A. DLCI 16: 192.168.10.1 /24 DLCI 17: 192.168.10.1 /24 DLCI 99: 192.168.10.2 /24 DLCI 28: 192.168.10.3 /24 B. DLCI 16: 192.168.10.1 /24 DLCI 17: 192.168.11.1 /24 DLCI 99: 192.168.12.1 /24 DLCI 28: 192.168.13.1 /24 C. DLCI 16: 192.168.10.1 /24 DLCI 17: 192.168.10.2 /24 DLCI 99: 192.168.10.3 /24 DLCI 28: 192.168.10.4 /24....

Demo

Which two of these are characteristics of the 802.1Q protocol? A. It modifies the 802.3 frame header, and thus requires that the FCS be recomputed. B. It is used exclusively for tagging VLAN frames and does not address network reconvergence following switched network topology changes. C. It is a Layer 2 messaging protocol which maintains VLAN configurations across networks. D. It is a trunking protocol capable of carrying untagged frames. E. It includes an 8-bit field which specifies the priority of a frame.... Which type of EIGRP route entry describes a feasible successor? A. a primary router, stored in the topology table B. a backup router, stored in the routing table....

Demo

Which one statements about RSTP are true? A. RSTP port states are blocking, discarding, learning, or forwarding. B. RSTP expands the STP port roles by adding the alternate and backup roles. C. RSTP significantly reduces topology reconverging time after a link failure. D. RSTP also uses the STP proposal-agreement sequence. E. RSTP uses the same timer-based process as STP on point to point links. F. RSTP provides a faster transition to the forwarding state on point-to-point links than STP does.....

Demo

A network administrator receives an error message while trying to configure the Ethernet interface of a router with IP address 10.24.24.24/29. Which statement explains the reason for this issue? A. This address is a broadcast address. B. VLSM-capable routing protocols must be enabled first on the router. C. The Ethernet interface is faulty. D. This address is a network address..... Which command enables RSTP on a switch? A. spanning tree backbonefast B. spanning-tree mode rapid-pvst C. spanning-tree mode mst....

Demo

The network administrator requires easy configuration options and minimal routing protocol traffic. What two options provide adequate routing table information for traffic that passes between the two routers and satisfy the requests of the network administrator? (Choose two) A. a static route on InternetRouter to direct traffic that is destined for 172.16.0.0/16 to CentralRouter. B. a dynamic routing protocol on CentralRouter to advertise summarized routes to CentralRouter. C. a dynamic routing protocol on InternetRouter to advertise summarized routes to CentralRouter. D. a static default route on CentralRouter that directs traffic to InternetRouter. E. a dynamic, routing protocol on CentralRouter to advertise all routes to CentralRouter......

Demo

What should be part of a comprehensive network security plan? A. Allow users to develop their own approach to network security. B. Physically secure network equipment from potential access by unauthorized individuals. C. Encourage users to use personal information in their passwords to minimize the likelihood of passwords being forgotten. D. Delay deployment of software patches and updates until their effect on end-user equipment is well known and widely reported.....

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