Broadband communication system cross word

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Across
  1. 3. Protocol used for dial-up broadband connection
  2. 7. Device at the subscriber end in fiber network
  3. 8. Device that converts digital data into modulated signal
  4. 10. Internet connection through coaxial cable
Down
  1. 1. Medium used in DSL technology
  2. 2. Wireless broadband technology used in mobile phones
  3. 4. Broadband modulation technique widely used in 4G and 5G
  4. 5. Fiber to the ______; a high-speed access technology
  5. 6. Acronym for very high-speed DSL
  6. 9. Commonly used protocol for error-checking in internet