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 50. ASR Service Request This class includes uniqueness constraints to ensure that multiple ACI, MSL or VC occurrences maintain a unique REFNUM value for each occurrence. ASR Header ASR Bypass Cancel End User Special Access-Combo EVC End User Special Access End User Virtual Connection Feature Group A Message Trunk Ring SS7 Link Special Access-Standalone EVC Standalone Trunking Switched Ethernet-Combo EVC Switched Ethernet Special Access (Transport)-Combo EVC Special Access (Transport) Transport Virtual Connection WATS Additional Circuit Information 007 Additional Ring Information 022 Access Service Request Form 001 Administrative 001 Billing 001 Contact 001 Enhanced Customer Interface: Company Specific ASR Level Record 1 and Record 2 025 Company Specific CKT Level 025 End Office Detail 014 End Office 014 End User Special Access Service 013 End User Special Access Service 013 Primary Location Service 013 Secondary Location Service 013 Ethernet Virtual Connection Form 016 Ethernet Virtual Connection 016 Ethernet Virtual Connection UNI Mapping Detail 016 Service Virtual Local Area Network Mapping Detail 016 Customer Edge Virtual Local Area Network Mapping Detail 016 Ethernet Virtual Connection Level of Service Mapping Detail 016 FGA Service 002 FGA Service 002 FGA Service Options 002 Location 002 Multi EC 018 Access Svc Coordination Co Detail 018 Promotional Contract 018 Other Exchange Company 018 Multipoint Service Legs 006 Network Assignment Information 024 Network Assignment Information (ASR Level) 024 Network Assignment Information (Circuit Level) 024 Ports Configuration 012 Ports Configuration Details 012 Ring Service 021 Ring Service 021 Service Address Information 015 Switched Ethernet Services Form 008 Switched Ethernet Services 008 Switched Ethernet Services Location Section 008 Translation Questionnaire 019 Common Section Matrix 019 Common Section Matrix Row per REF=A,B,C,D 019 950-XXXX Access 019 Feature Group D 019 TQ Routing Matrix 019 TQ Routing Matrix Row 019 TQ Routing Matrix Service Prefixes 019 Routing Exception Matrix 019 TQ Routing Exception Matrix Row 019 Service Access Code NXX 019 Service Access Code Information 019 Service Access Code NXX 019 Interconnection Translation Routing 019 Interconnection (IC) Translation Routing 019 TQ Testing 019 TQ ATEST 019 Special Access 005 Trunking Service 004 Trunking Service 004 Service Signaling Point 004 Service Options 004 Virtual Connection 023 Virtual Connection 023 Virtual Concatenation 017 Virtual Concatenation (CFA-CTS/DIR Group) 017 Virtual Concatenation (SCFA-CTS/DIR Group) 017 Virtual Concatenation (ICFA1-CTS/DIR Group) 017 Virtual Concatenation (ICFA2-CTS/DIR Group) 017 Virtual Concatenation (ICFA3-CTS/DIR Group) 017 Virtual Concatenation (ICFA4-CTS/DIR Group) 017 VCAT Details (Channel Time Slot / Directionality Group) 017 WATS Service 003