Service Descriptions

ND Number Version Title
ND1201 Issue 1 Completion of Calls to Busy Subscriber (CCBS) Supplementary Service Download
ND1202 Issue 1 Calling Line Identification Restriction (CLIR) Download
ND1203 V1.2.1 Geographic Number Portability Download
ND1204 Issue 1 Call Forwarding on Subscriber Not Reachable Supplementary Service Download
ND1206 Issue 2 High Level Service Description For Targeted Transit Download
ND1207 V1.2.1 Non-Geographic Number Portability Download
ND1208 V2.1.1 Mobile Number Portability Download
ND1209 Issue 1 Operator Services Download
ND1210 Issue 1 Public Network Features To Support A Messaging Service Download
ND1212 Issue 1 Textphone Messaging Service Description Download