MSB
Make Set Busy
MSMWI
Multiple Set Message Waiting Indication
MSQS
Multistage Queue Status
MWI
Message Waiting Indicator
MWQRY
Message Query
MWT
Message Waiting
NEW
SERVORD command for new
NEWACD
SERVORD command for new ACD
NGTSRVCE
ACD Night Service Key
OBS
Observe Agent
OLS
Originating Line Select
OPTKEY
Option Key
OTM
Optivity Telephony Manager for MSL-100 (formerly Switch Manager)
PBL
Private Business Line
PDN
Primary Directory Number
PIC
Primary Interlata Carrier
MSL-100 M3900 Meridian Digital Telephones Reference Guide MSL15
List of terms A-7