Siemens SWT 3000 Equipment Manual page 384

Appendix
A.1 Abbreviation List
O
OSM
OSS
P
PDH
PLC
PS
PU4
PON_PU
Q
QR
R
RM
RSTP
Rx-Alarm
RXALR
S
SALR
SC
SCD
SDH
S/N
SNMP
SSB
SSI
SWT
T
TCP/IP
TPoP
TRAP
TU
Tx-Alarm
U
UI
USN
USYNC
V
VF
VLAN
vMUX
VOIP
W
-
X
X.21
384
Optical Module Switch
Open Source Software.
Plesiochronous Digital Hierarchy (ITU and ANSI standardized)
Power Line Carrier
Power Supply
Processor Unit (4th generation)
Power On – Processing Unit (PU4)
Query Reply
Inband RM-Channel
Rapid Spanning Tree Protocol
Receiver Alarm
Receiver alarm
Transmitter alarm
Service channel
Station Configuration Description
Synchronous Digital Hierarchy (ITU standardized)
Signal-to-noise alarm
Simple Network Management Protocol
Remote monitoring interface
Serial synchronuous interface
Schutz-WechselstromTelegraphie (protection AC telegraphy)
Transmission Control Protocol/Internet Protocol
Teleprotection over packet
Transmit Tributary Alarm Processor
ITU Tributary Unit
Transmitter Alarm
User Interface
Universal Substation Node
Clock Synchronization
Voice frequency
Virtual Local Area Network
Versatile Multiplexer
Voice over Internet Protocol
-
Digital interface (bitrate: 64 Kbps)
Smart Communication, SWT 3000 Teleprotection, Equipment Manual
C53000-G6040-C605-1, Edition 03.2020