Service Manual

6802800U74-AN
Appendix E: TETRA/DIMETRA Acronyms
475
Item
Description
SPI
Smart Phone Interface
SRAM
Static Random Access Memory
SR
System Release
SRI
Site Reference ISA
SS7
Signaling System 7
SSC
Symantec System Center
™
SSI
Short Subscriber Identity.
SSL
Secure Socket Layer
SSS
System Statistics Server
STM
System Timer Module
SVC
Switched Virtual Circuit
SWC
Site Wide Call
SWDL
Software Download feature
SWDLM
Software Download Manager
SwMI
Switching and Management Infrastructure
SWTG
Site Wide Talkgroup
SZC
Small Zone Core
TCH
Traffic Channel.
TCP/IP
Transmission Control Protocol / Internet Protocol.
TDMA
Time Division Multiple Access
TE
Terminal Equipment
TEI
TETRA Equipment Identity
TEK
Traffic Encryption Key
TESS
TETRA BTS Service Software
TETRA
TErrestrial Trunked RAdio
TG
Talkgroup
TI
Telephone Interconnect
TIA
Telecommunications Industries Association
TIG
Telephone Interconnect Gateway
TLAN
Transitional Local Area Network
TM-SCK
Trunked Mode Static Cipher Key
TMI
TETRA Management Identity
TMO
Trunked Mode Operation
TMSS
Transmit Mode Selector Switch
TNM
Transport Network Management
TNPS
Transport Network Performance Server
TPI
Talking Party Identification