The DICT Development Group
1 definition found
From The Free On-line Dictionary of Computing (30 December 2018) :
Plain Old Telephone Service
(POTS) The traditional voice service provided
by phone companies, especially when opposed to data services.
Note that the acronym POTS is sometimes expanded as "Plain Old
Telephone System" in which sense it is synonymous to Public
Switched Telephone Network but used somewhat derogatively.
Contactemail@example.com Specification=RFC 2229