A.Switches take less time to process frames than hubs take.
B.Switches do not forward broadcasts.
C.Hubs can filter frames.
D.Using hubs can increase the amount of bandwidth available to hosts.
E.Switches increase the number of collision domains in the network.
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A.A successor route is used by EIGRP to forward traffic to a destination.
B.Successor routes are saved in the topology table to be used if the primary route fails.
C.Successor routes are flagged as "active" in the routing table.
D.A successor route may be backed up by a feasible successor route.
E.Successor routes are stored in the neighbor table following the discovery process.
A.Switch1（config-if）# switchport port-security maximum 1
B.Switch1（config）# mac-address-table secure
C.Switch1（config）# access-list 10 permit ip host
D.Switch1（config-if）# switchport port-security violation shutdown
E.Switch1（config-if）# ip access-group 10
A.It divides the network communication process into smaller and simpler components， thus aiding component development， design， and troubleshooting.
B.It enables equipment from different vendors to use the same electronic components， thus saving research and development funds.
C.It supports the evolution of multiple competing standards， and thus provides business opportunities for equipment manufacturers.
D.It encourages industry standardization by defining what functions occur at each layer of the model.
E.It provides a means by which changes in functionality in one layer require changes in other layers.
A.FTP
B.Telnet
C.SMTP
D.DNS
E.HTTP
F.POP3
A.console password
B.vty password
C.aux password
D.tty password
E.enable secret password
F.username password
最新試題
Which encapsulation type is a Frame Relay encapsulation type that is supported by Cisco routers?（）
A network administrator is planning a network installation for a large organization.The design requires 100 separate subnetworks,so the company has acquired a Class B network address.What subnet mask will provide the 100 subnetworks required, if 500 usable host addresses are required per subnet?（）
At which layer of the OSI model dose PPP perform?（）
Which statement describes the rule of split horizon?（）
What is the default administrative distance of OSPF?（）
You have been asked to come up with a subnet mask that will allow all three web servers to be on the same network while providing the max number of subnets.Which network address and subnet mask meet this requirement?（）
While troubleshooting a network problem,a technician discovers that the current copy of the Cisco IOS is outdated and needs to be updated.Which of the following commands would the technician issue to replace the Cisco router IOS with the newer version?（）
An employee of ABC company has move to an office on a different floor. Although the administrator is able to telnet to all of the routers,the address of Switch F is needed in order to verify that the employee remains in the same VLAN.Which action could be used by the administrator to find the IP address of Switch F?（）
Which Cisco IOS diagnostics command can disrupt the operation of a router under high-load conditions?（）
Which IPsec security protocol should be used when confidentiality is required?（）