Glossary - SunComm SC-1695i User Manual

User Manual

6. Glossary

GSM: Global System for Mobile Communications
CDMA: Code Division Multiple Access
FMC: Fixed Mobile Convergence
SIP: Session Initiation Protocol
MGCP: Media Gateway Control Protocol
DTMF: Dual Tone Multi Frequency
USSD: Unstructured Supplementary Service Data
PSTN：Public Switched Telephone Network
STUN: Simple Traversal of UDP over NAT
IVR: Interactive Voice Response
IMSI: International Mobile Subscriber Identification Number
IMEI: International Mobile Equipment Identity
DMZ: Demilitarized Zone
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