Comdial DXP Attendant Manual page 148

Glossary
Unsupervised Conference
After a establishing a conference between two outside parties, the originator drops out leaving a
line to line unsupervised connection with the remaining parties.
V
Voice call
A verbal intercom call.
Voice Announce Blocking (VAB)
A telephone can be set to block voice calls sent to it over the speaker.
Z
Zone Paging
Paging through the intercoms of some stations or departments in the system.
138
GCA70-250
Attendant Manual