The FCC has agreed to extend by a year the period in which mobile operators must offer consumers localnumberportability.
FCC已经同意移动运营商必须向消费者提供本地号码可携性的期限延长一年。
2
LocalNumberPortability Database (LNPDB), the LNPDB is an MSC feature that enables both landline and wireless subscribers to keep their Mobile Directory Number when changing service providers.