The Plain Old Telephone System is the basic, analog phone network used for landline communication, providing reliable voice transmission but lacking modern features like data transmission.
A Plugin is a software component that adds specific functionality to an existing program or platform, enhancing its capabilities without altering the core application.
A Point of Presence (POP) is a physical location where an internet service provider or telecommunications company offers connectivity to customers, linking them to the broader network.
Point-to-Point Protocol (PPP) is a network communication protocol that establishes direct connections between two devices over serial or dial-up links, commonly used for internet access.
Point-to-Point Protocol over Ethernet (PPPoE) is a network protocol that encapsulates PPP frames within Ethernet frames, commonly used by ISPs to manage broadband connections.
POP (Post Office Protocol) is a standard protocol used by email clients to retrieve messages from a mail server, often downloaded to the local device for offline access.