Which two types of devices are specific to WAN environments and are not found on a LAN? (Choose two.)

Which two types of devices are specific to WAN environments and are not found on a LAN? (Choose two.)

  • access layer switch
  • broadband modem
  • core switch
  • CSU/DSU​
  • distribution layer router
    Answers Explanation & Hints:

    Broadband modems and CSU/DSUs are examples of WAN devices. Core switches can be found on both WANs and LANs. Access layer switches and distribution layer routers are found only on LANs.

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