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
Explanation: 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.
Exam with this question: Practice Final - ENSA
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