Mini Telecom Glossary to help understand each telco device.
SBC โ Access front end node. It deals with access policies and media handling
CSCF โ Signalling switching in IMS Core Nw. Does not handle media
HSS โ Owner of registration data and triggers
ENUM โ translator for E164 to IP
CPE โ Access Router in customerโs premise
MGCF โ Access Gateway for PLMN (MSS) handling signalling
MGW โ Gateway for PLMN handling Media
MRF โ IMS IVR for announcements and media bridging
TFTP โ Device Configuration Manager
NPS โ Network Presence Server
OLO โ Other Licensed Operator
SCF -Service Control Function
SIM โ Service Interaction Manager
SIP โ Session Initiation Protocol
SMPP โ Short Message Peer to Peer Protocol
SMSC โ Short Message Service Centre
SPA โ Service Package Application
SRF โ Specialized Resource Function
SSF โ Service Switching Function
