About this document
ISUP vs ISDN: Key Differences Explained by Ma Rochelle Simpia is a document available to read on EtoBox.
ISDN calls use ISDN standards for end devices and signaling, while ISUP calls use the ISUP protocol for signaling between switches. Specifically, an ISDN call includes ISDN endpoints and signaling, while an ISUP call is the connection between public switches using the ISUP signaling system. The emergence of VoIP brought some VoIP signaling protocols derived from ISUP, such as BICC, for call control.
- Author
- Ma Rochelle Simpia
- Language
- EN