Private Network Signalling Specifications (ND1301-1399)

All publications in this category

ND Number Version Title File (size) Status Comment
ND1301 Issue 7 Digital Private Signalling System No.1
(5,538kb)
Current
ND1302 Issue 4 Interworking Between DPNSS1 and Other Signalling Systems
(1,079kb)
Current
ND1303 Issue 2 Interworking Between DPNSS1 and ISDN Signalling Systems
(339kb)
Current