Glossary

ANI
Automatic Number Identification
BlackBerry MVS
BlackBerry Mobile Voice System
DDI
Direct Dialing Inward
DID
Direct Inward Dialing
FQDN
fully qualified domain name
IDD
international direct dialing
IP
Internet Protocol
NDD
national direct dialing
PBX
Private Branch Exchange
PSTN
Public Switched Telephone Network
RTP
Real-time Transport Protocol
SIP
Session Initiation Protocol
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