服務品質管理系統 EAI Enterprise application integration eTOM Enhanced telecom operations map IMS IP multimedia subsystem JMS Java messages services MOD Multimedia on demand NGN New generation network NGOSS New generation operations systems and software OSS/BSS Operations and business support systems SID Shared information/data model TAM Telecom application map TMF Telemanagement forum TNA Technology-neutral architecture VoIP Voice over IP WSDL Web service definition langue XSD XML schema definition Service quality management system SQM