A network technician is configuring network addresses and port numbers for a router ACL to block a peer- to-peer application. Which of the following is the HIGHEST layer of the OSI model at which this router ACL operates?

In which of the following ways does a DDoS attack differ from a spoofing attack?

Management has requested that services be available within 72 hours of a disaster. Budget is a major concern.
A contract is signed with a company that has plenty of space, and the technician will have the option of putting infrastructure equipment in place. Which of the following BEST describes this business continuity strategy?

After a server outage, a technician discovers that a physically damaged fiber cable appears to be the problem. After replacing the cable, the server will still not connect to the network. Upon inspecting the cable at the server end, the technician discovers light can be seen through one of the two fiber strands.
Which of the following should the technician do FIRST to reconnect the server to the network?

Which of the following is networking stand-alone hardware that will permit any WiFi-compliant device to connect to a network?