Wireless number portability refers to the administrative and technical framework that lets a mobile user switch network operators without losing their existing phone number. When a port is initiated, a centralized database updates the routing information so that the public switched telephone network can find the mobile station on the new network.
We're seeing a spike in WNP rejections this morning due to an API timeout with the legacy carrier.
Related terms
WLNP
Wireless local number portability allows a subscriber to keep their mobile phone number when changing service providers.
PSTN
The global infrastructure of circuit-switched telephone networks operated by national and regional carriers.
Clearing
The process of tearing down a telephone connection and releasing the network resources.