NeuStar

A commercial enterprise that provides certain administrative and clearinghouse services.

NeuStar was appointed by the Federal Communications Commission (FCC) in 1997 as the administrator of the North American Numbering Plan (NANP). NeuStar also currently administers a number of Internet domains, including .biz (bizness), .tw (Taiwan), and .us (United States). See also FCC and NANP.

• PSQM (Perceptual Speech Quality Measurement)
• PSQM+ (Perceptual Speech Quality Measurement plus)
• PSS1 (Private Signaling System No. 1)
• PSTN (Public Switched Telephone Network)
• PSTS (Public Switched Telephone System)
• PTE (Path Terminating Equipment)
• PTI (Payload Type Indicator)
• PTT
• PTT
• public data network (PDN)
• public domain
• public IP address
• public key encryption
• public key infrastructure (PKI)
• Public Safety Access Point (PSAP)
• Public Service Commission (PSC)
• public switched telephone network (PSTN)
• public switched telephone system (PSTS)
• Public UNI (Public User Network Interface)
• Public Utility Commission (PUC)
• PUC (Public Utility Commission)
• pull
• pulse
• pulse amplitude modulation (PAM)
• pulse code modulation (PCM)