EP 1131957 A1 20010912 - SIGNALLING IN A TELECOMMUNICATIONS SYSTEM
Title (en)
SIGNALLING IN A TELECOMMUNICATIONS SYSTEM
Title (de)
SIGNALISIERUNG IN EINEM TELEKOMMUNIKATIONSSYSTEM
Title (fr)
SIGNALISATION DANS UN SYSTEME DE TELECOMMUNICATIONS
Publication
Application
Priority
- EP 9908783 W 19991115
- FI 982472 A 19981116
Abstract (en)
[origin: WO0030370A1] A method of communicating signalling data between a pair of telecommunication exchanges (1,3) employing ISUP signalling, via a packet switched data network. The method comprising using H.323 protocol to communicate over the data network where signalling data is carried by a Q.931 based protocol extended to provide for the transmission of the ISUP Network Discard Indicator message.
IPC 1-7
IPC 8 full level
H04L 12/56 (2006.01); H04M 3/00 (2006.01); H04Q 3/00 (2006.01)
CPC (source: EP)
H04Q 3/0025 (2013.01)
Citation (search report)
See references of WO 0030370A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0030370 A1 20000525; AU 1966000 A 20000605; CN 1326643 A 20011212; EP 1131957 A1 20010912; FI 106595 B 20010228; FI 982472 A0 19981116; FI 982472 A 20000517; JP 2002530952 A 20020917
DOCDB simple family (application)
EP 9908783 W 19991115; AU 1966000 A 19991115; CN 99813418 A 19991115; EP 99963302 A 19991115; FI 982472 A 19981116; JP 2000583265 A 19991115