This schema was developed under the charter of the Alliance for Telecommunications Industry Solutions (ATIS), Ordering and Billing Forum (OBF), Ordering Solutions Committee, Access Service Ordering (ASO) Subcommittee. This schema is based on the Access Service Ordering Guidelines (ASOG) Version 44. ASR Inquiry Additional Header ASR Inquiry Response Additional Header CFA Inquiry CFA Results Location Inquiry Location Results Order Info Inquiry Order Info Results Service Availability Inquiry Service Availability Results List of Addresses with SANOR list CFA details Channel Info Jeopardy Info A group containing a Service Address Number range and type Service Availability Info Working Circuit Inquiry Working Telephone Number Inquiry