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Across
  1. 2. type of virus that is hard to detect
  2. 5. a device that both modulates and demodulates signals and is connected to the ISP
  3. 8. A method of restricting access to a computer network
  4. 9. network name that wireless access points transmit
Down
  1. 1. hybrid of boot and program virus
  2. 3. the fourth number in the address
  3. 4. part of ip address comprising the first three numbers of the address
  4. 6. ip address set automatically
  5. 7. data link protocol used on the internet to let computers and other devices send and receive data.
  6. 9. ip adress set manually