The date by which the NPA is introduced and routing of normal commercial traffic begins.

Number Portability Administration Center

Abbreviation for net radio interface.

Abbreviation for non-return-to-zero.

Synonym non-return-to-zero mark.

NS/EP NGN Priority Services (NS/EP NGN-PS) are the evolution of Legacy circuit-switched GETS and WPS to achieve service continuity in the packet-switched NGN and leverage the NGN to offer new features and priority multimedia services.

1. The NSA is the official cryptologic organization of the U. S. government. need-to-know:
1. Security principle that the dissemination of classified information should be no wider than is required for the efficient conduct of the business in hand and restricted to those who are authorized to have access [CESG].
2. Access right granted in accordance with this principle [CESG].… (Read More →)

The high-speed national network that superseded ARPA Net as the framework of the Internet.
Note: NSFnet was created under the auspices of the National Science Foundation. [After Bahorsky]

1. Network Service Provider
2. New Service Provider

Abbreviation for network terminating interface.