PABX
noun[C]
COMMUNICATIONSukusabbreviationforPrivateAutomatic Branch Exchange: anautomaticsystemformanagingcallsbetween differentphonenumbersin aparticularbusinessoroffice, as well ascallsto and fromnumbersoutsidethebusiness:
The PABXprovidesmanagementof thechannelson thelinkenablingfixedbandwidthsto beallocatedtospecificusers.
See also
PBX