A CDE Definition
A telephone in a remote location that is treated as an ordinary extension phone. Before IP telephony was developed, off-premise extensions (OPXs) were handled by forcing the PBX to complete an outbound circuit in addition to the inbound one.
Before/After Your Search Term
|Oersted||off-site data protection|
|off-load||offensive cyberspace operations|
Terms By Topic
Click any of the following categories for a list of fundamental terms.