Asynchronous Transfer Mode (ATM) Dictionary

Maintained by the Cell Relay Retreat, this dictionary evolves via user submissions. Click here to learn how.

   A-C   D-I   J-N   O-R   S-Z

   
S
SAAL (Signalling ATM Adaptation Layer)
SAR (Segmentation and Reassembly)
SCR - Sustainable Cell Rate
SDH - Synchronous Digital Hierarchy
SDU - Service Data Unit (as in AAL_SDU)
SEAL - Simple and Efficient Adaptation Layer (AAL5)
SECB - Severely Errored Cell Block
SIR - Sustained Information Rate
SMDS - Switched Multi-Megabit Data Service
SNAP - SubNetwork Attachment Point (see IEEE 802.1a)
SNDCF - Sub-Network Dependent Convergence Function (ATM Forum, MPOA SWG)
SONET - Synchronous Optical Network
SPVC Soft PVC, differences between SVC,PVC,SPVC
SRTS - Synchronous Residual Time Stamp
SSCF - Service Specific Coordination Function
SSCS - Service Specific Convergence Sublayer
SSCOP (Service-Specific Connection-Oriented Protocol)
STE - Section Terminating Equipment (SONET)
SVC Switched Virtual Channel
Synchronous
T
TAT - Theoretical Arrival Time (used in GCRA definition)
TAXI - Transparent asynchronous transmitter/receiver
TC - Transmission Convergence
TIG - Topology Information Group (ATM Forum, PNNI)
Traffic Contract
TTL - Time To Live
TUC - Total User Cell count
TUCD - Total User Cell Difference
U
UBR - Unspecified Bit Rate
UME - UNI Management Entity (used in ILMI definition)
UNI - User-Network Interface
UNI Cell Structure
UPC - Usage Parameter Control
V
VBR - Variable Bit Rate
VC - Virtual Circuit
VCC - Virtual Channel Connection
VCI - Virtual Channel Identifier
VCL - Virtual Channel Link (UNI 3.0)
VP - Virtual Path
VPC - Virtual Path Connection
VPCI - Virtual Path Connection Identifier
VPI - Virtual Path Identifier
VPL - Virtual Path Link (UNI 3.0)
VPT - Virtual Path Terminator (UNI 3.0)
W
X
Y
Z
    
Valid XHTML 1.0!