• where ip address is stored in linux
  • Command to check listen port
  • Command to check only tcp port
  • configuration file of ssh server
  • is it possible to change port of any server
  • tell me any 10 networking commands
  • tell me any 10 monitroing commands
  • how to check kernel version
  • difference between rpm and yum
  • How will you restrict IP so that the restricted IP’s may not use the SSH Server?