Northern UTA220/UTA220k - Manual (Page 174)

G-8
UTA220/UTA220k
Abbreviations and Acronyms
R (Continued)
RMT LB
Remote Loopback
RNG
Ringback Detection
RO
Receive Only
ROM
Read Only Memory
RT
Remote Terminal
RTS, RS
Request to Send
RX
Receive
S
S or S/T
Reference Designator
SCC
Serial (or Satellite) Communications Controller
SD
Send Data
SDLC
Synchronous Data Link Control (IBM)
SGND, SG
Signal Ground
SH
Switch Hook
SIM SW CR
Simulated Switched Carrier
SNR
Signal / Noise Ratio
SPID
Service Profile Identifier
SQD
Signal Quality Detector
SQM
Signal Quality Monitor
SS
Systems Status
STX
Start of Text
SYN
Synchronization Character
T
T
Reference Designator
TA
Terminal Adapter
TC
Transmit Clock
TD
Transmit Data
TE
Terminal Equipment
TEI
Terminal Endpoint Identifier
TELCO
Telephone Company