My computer screen keeps flashing black, it's on a very low brightness level and i very rarely put it up to high level unless i really need to. what could be causing the problem, and what is the solution?

Explain why it is reasonable to assume that receiving 3 duplicate acks in tcp is an indication that the network is not currently congested.

Usually, when we sniff packets, we are only interested certain types of packets. we can do that by setting filters in sniffing. scapy’s filter use the bpf (berkeley packet filter) syntax; you can find the bpf manual from the internet. set the following filters and demonstrate your sniffer program again (each filter should be set separately): (a) capture only the icmp packet. (b) capture any tcp packet that comes from a particular ip and with a destination port number 23. (c) capture packets comes from or to go to a particular subnet. you can pick any subnet, such as 128.230.0.0/16; you should not pick the subnet that your vm is attached to.

Choose the correct citation for the case which established the "minimum contacts" test for a court's jurisdiction in a case. select one: a. brown v. board of education of topeka, 347 u. s. 483 (1954). b. international shoe co. v. washington, 326 u. s. 310 (1945) c. haynes v. gore, 531 u. s. 98 (2000). d. international shoe co. v. washington, 14 u. s. code 336.