» ISDN Signaling

»» Standards

Primary rate ISDN interfaces are according to ETSI and ITU-T standards. QSIG ISDN D channel protocol is an ECMA (European Computer Manufacturers Association) derivative.

»» Types of Interfaces

The types of interfaces supported are:

• DSS1 Euro ISDN TE (terminal side)
• DSS1 Euro ISDN NT (network side)
• ECMA QSIG TE (terminal side)
• ECMA QSIG NT (network side)

»»» Click here for further details