ATIS 0300032

The purpose of this document is to outline the procedures for installation, testing, maintenance and arrangement of local interconnecting service trunks. Included within the document are: Responsibilities for Local Service Customers (LSC) and Local Service Providers; Telecommunication Service Priority (TSP) guidelines; NXX Code Opening Guidelines; Trunk trouble reporting, trunk make busy, clearance, restoration guidelines. Where applicable, this document may address NGN aspects.