You want to use netcat to generate huge amount of useless network data continuously for...

ECCouncil EC0-350 Question Answer

You want to use netcat to generate huge amount of useless network data continuously for various performance testing between 2 hosts.

Which of the following commands accomplish this?

Machine A

#yes AAAAAAAAAAAAAAAAAAAAAA | nc –v –v –l –p 2222 > /dev/null

Machine B

#yes BBBBBBBBBBBBBBBBBBBBBB | nc machinea 2222 > /dev/null

Machine A

cat somefile | nc –v –v –l –p 2222

Machine B

cat somefile | nc othermachine 2222

Machine A

nc –l –p 1234 | uncompress –c | tar xvfp

Machine B

tar cfp - /some/dir | compress –c | nc –w 3 machinea 1234

Machine A

while true : do

nc –v –l –s –p 6000 machineb 2

Machine B

while true ; do

nc –v –l –s –p 6000 machinea 2

done

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