Ir.67 v8.0- enum dns guidelines
IR.92-v9.0
Sobre Imei
IR.90-V5.0 - RCS Interworking Guidelines
IR.92-v7.0
NG.103-v1.0
BA.65 v2.0
AA.81-v3.1
TD.58 v2.4
IR.34-V9.1 - Guidelines for IPX Provider Networks (Previously Inter-Service Provider IP Backbone Guidelines)
VoLTE Implementation Guidelines v1
