Posted by: Pdfprep
Post Date: October 28, 2020
A customer has several remote sites connected with the HQ via microwave links.
An engineer has been asked to propose a backup WAN connectivity for these sites with these requirements:
Physical WAN connectivity is not available for most of these sites. A low-cost and fast-to-
implement backup solution must be deployed.
Bandwidth needs for the backup link are low.
Users can tolerate a WAN outage of up to 2 hours.
Which backup WAN link type does the engineer recommend?
A . LTE
B . 802.16 WiMAX
C . laser link
D . 802.15.1 Bluetooth
Answer: A
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