Service descriptions (ND1201-1299)

All publications in this category

ND Number Version Title File (size) Status Comment
ND1201 Issue 1 Completion of Calls to Busy Subscriber (CCBS) Supplementary Service
(168kb)
Current
ND1202 Issue 1 Calling Line Identification Restriction (CLIR)
(64kb)
Current
ND1203 V1.2.1 Geographic Number Portability
(134kb)
Current
ND1204 Issue 1 Call Forwarding on Subscriber Not Reachable Supplementary Service
(69kb)
Current
ND1206 Issue 2 High Level Service Description For Targeted Transit
(121kb)
Current
ND1207 V1.2.1 Non-Geographic Number Portability
(152kb)
Current
ND1208 V1.5.1 Mobile Number Portability
(379kb)
Current
ND1209 Issue 1 Operator Services
(22kb)
Current
ND1210 Issue 1 Public Network Features To Support A Messaging Service
(27kb)
Current
ND1212 Issue 1 Textphone Messaging Service Description
(85kb)
Current