Section R746-348-6 - Ancillary Features and FunctionsA. Compliance -- Incumbent local exchange carriers shall make available to other local exchange service providers the following network features and functions pursuant to 47 USC Section 251 and Subsection 54-8b-2.2. 1. Access to signaling protocols and elements of signaling protocols used to route local and interexchange traffic, including access to signaling links, signal transfer points, and service control points through the incumbent local exchange carrier's signal transfer point.2. Answer and disconnect supervision as well as the information necessary for customer billing. a. Telecommunications corporations shall protect customer proprietary network information in compliance with 47 USC Section 222 and applicable federal and state rules.b. Telecommunications corporations shall enter into billing and collection agreements to permit exchange of telephone line number information, use of non-proprietary calling cards, and collect billing of third-party calls to a number served by another provider.3. Local exchange service providers shall provide the capability for operators on interconnected networks to perform functions such as completing collect calls, third party calls, busy line verification calls, and busy line interrupt.4. Local exchange service providers shall develop and implement repair service referral procedures to direct trouble reports to the correct provider.5. Pursuant to contract or tariff, each local exchange service provider shall offer electronic interfaces to operational support systems to enable other certified local exchange service providers to provide service quality equal to that required by the Commission for incumbent local exchange carriers. These contracts or tariffs shall be approved by the Commission and available for public review.6. Local exchange service providers shall provide nondiscriminatory access to subscriber information, such as that contained in published "White Pages" telephone directories. a. Customers of local exchange service providers shall receive directories as part of basic local exchange service.b. An incumbent local exchange service provider, or its affiliate, shall make available to a new local exchange service provider adequate space in the Customer Guide pages of the directory to allow a new local exchange service provider to provide its customers and prospective customers with information reasonably similar to that provided by an incumbent local exchange service provider for its customers.B. Emergency Call Networks -- Each local exchange service provider will cooperate to insure the seamless operation of emergency call networks, including 911, E-911 and 0- calls. 1. Incumbent local exchange carriers will permit other local exchange service providers to interconnect at its E-911 tandem so that each local exchange service provider's customers may place calls to public safety answering points by dialing 911.2. Local exchange service providers shall not charge each other for any service, activity or facility associated with provision of 911 or E-911 services other than call transport and termination charges.Utah Admin. Code R746-348-6