Acer Predator Connect X5 5G CPE User Manual page 31

8.6 UPnP
Also known as Universal Plug and Play, is a set of networking protocol
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that permits devices connected to your Predator Connect X5 to discover
each other and establish functional network services for data sharing,
communications, and entertainment.
8.7 NAT Passthrough
Allows a VPN, or virtual private network connection to pass through the
•
router to the network client(s).
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