Telecommunications Carrier Services - Payments for CATEGORY ONE: Regulated Transport Services. Includes: Trunk Lines (Analog FBs, Digital DS1and DS3, includes ISDN PRI and DSS), Dedicated Digital Circuits (DS1, DS3 (channelized and clear channel)), SONET Transport (DS-3, OC-N where N = 3, 12, 48 or 192). Customers must have an established account or order with Contractor. Contractor may assist in order preparation by providing necessary product and services descriptions, operating parameters, and interface information. Customers may place contract order via order form such as a Carrier Service Order (CSO) to implement services available under this contract and specify quantity, service dates, etc. To verify product and pricing information please see contract attachment titled "Telecommunications Carrier Services Products and Pricing.zip". (Customer must enter item amount for contract release.) 3PS - Sent