Acronyms

The following table provides information about the acronyms and the terminology used in the document:

Table - Acronyms

Acronym Description
AGW Application Gateway
ANSI American National Standards Institute
ATGW Access Transfer Gateway
ATM Asynchronous Transfer Mode
BITS Building Integrated Timing System
BITS Bits per Second or Bytes per Second
CAMEL Customized Applications for Mobile networks Enhanced Logic
CCS7 Common Channel Signaling System
CDMA Code Division Multiple Access
CGPA Calling Party Address
CIC Circuit Identiification Code
CLASS Custom Local Area Signaling Service or Custom Local Area Subscribing Service
CWMIN Congestion Window Minimum
DPC Destination Point Code
E5-ENET EPM-based Ethernet Card
FISU Fill In Signal Unit
FSU Final Signal Unit
HLR Home Locator Register
IETF Internet Engineering Task Force
IMF Internet Message Feeder
IMT Inter-Module-Transport
IP Intelligent Peripheral or Internet Protocol
ISUP ISDN User Part
ITU International Telecommunications Union
LSSU Link Status Signaling Unit
M2PA MTP2 User Peer-to-Peer Adaptation
M3UA MTP3 User Adaptation
MGC Media Gateway Controller
MSC Mobile Switching Center
MSU Message Signal Units
MTP Message Transfer Part
MTP3 Message Transfer Part, Level 3
NGN Next Generation Network
NI Network Indicator
OPC Origination Point Code
PIC Performance Intelligence Center
PSTN Public Switched Telephone Network
QoS Quality of Service
RFC Request For Comment
RTT Round Trip Time
SCP Service Control Point
SCCP Signaling Connection Control Part
SCTP Stream Control Transmission Protocol
SEP Signaling End Point
SG Signaling Gateway
SI Service Indicator
SIF Signaling Information Field
SIGTRAN Signaling Transport
SLIC Service and Link Interface Card
SLS Signaling Link Selection
SMSC Short Message Service Center
SSN SS7 Subsystem Number
SSoIP SS7-over-IP
SSP Service Switching Point
STP Signal Transfer Point
TALI Transport Adaption Layer Interface
TCP/IP Transmission Control Protocol/Internet Protocol
TDM Time Division Multiplexed
TPS Transaction Units per Second
TU Transaction Unit