ALL meanings of pbx
PBX
P p - abbreviation Technical meaning of PBX Private Branch Exchange 3
- noun Definition of pbx in Technology (communications) (PBX) A telephone exchange local to a particular organisation who use, rather than provide, telephone services. The earliest PBXs were manual (Private Manual Branch EXchange, PMBX) but are now more likely to be automatic (Private Automatic Branch eXchange). 1
- abbreviation PBX private branch exchange; a telephone system that handles the internal and external calls of a building, firm, etc 0
- noun pbx a telephone system operating within one building, company, etc. and having outside telephone lines 0