Integrated Systems Digital Networking (ISDN)
nouncandidate·updated May 12, 2026
A hierarchy of digital switching and transmission systems that provides voice, data, and image in a unified manner. Integrated Systems Digital Networking (ISDN) is synchronized so that all digital elements communicate in the same protocol at the same speed.
Framework senses
Federal Financial Institutions Examination Council (FFIEC) IT Examination Handbook Infobase, Glossary1 senseview framework →
- §1
- A hierarchy of digital switching and transmission systems that provides voice, data, and image in a unified manner. Integrated Systems Digital Networking (ISDN) is synchronized so that all digital elements communicate in the same protocol at the same speed.