ANA-5910/5930/5940 User’s Guide
Glossary-2
PTI Payload Type Identifier
PVC Permanent Virtual Connection
QoS Quality of Service
RFC Request for Comment
Rx Receive
SAR Segmentation and Reassembly
SCR Sustained Cell Rate
SDH Synchronous Digital Hierarchy
SEAL Simple and Efficient Adaptation
Layer (AAL 5)
SMF Single Mode Fiber
SNMP Simple Network Management
Protocol
SONET Synchronous Optical Network
STM Synchronous Transfer Mode
STM -n Synchronous Transfer Mode
[level]
STP Shielded Twisted Pair
STS Synchronous Transport Signal
SUNI Subscriber User-to-Network
Interface
SVC Switched Virtual Connection
T1 1.544-Mbit/sec communications
circuit divided into 24
64-KByte channels
T3 45-Mbit/sec communications
circuit divided in to 28-T1 Lines
TC Transmission Convergence
TCP Transmission Control Protocol
Tx Transmit
UDP UNIX Datagram Protocol (UNIX
transport protocol) or User
Datagram Protocol
UME UNI Management Entity
UNI User-to-Network Interface
UTP Unshielded Twisted Pair
UU User-User identification field
VBR Variable Bit Rate
VC Virtual Channel
VCC Virtual Channel Connections
VCI Virtual Channel Identifier
VPC Virtual Path Connections (set of
VCC)
VPI Virtual Path Identifier