Users Guide

REST
Representational state transfer. Part of an API. REST systems aim for fast performance, reliability,
and the ability to grow, by reusing components that can be managed and updated without affecting
the system as a whole, even while it is running.
Retension
The process or function of tightening the tape onto the cartridge, if it is sensed that the tape has a
loose wrap on the cartridge.
RFC (Request for Comments)
Request for Comments (RFC) documents are a series of memoranda, which encompasses new
research, innovations, and methodologies applicable to Internet technologies.
RH
Relative humidity.
RML
Rack Mount Line.
Robot
Picker.
Robotic Assembly
The picker, picker assembly.
Robotics
Picker assembly.
Root CA certication
In cryptography, a root certicate from a certicate authority (CA).
RPQ
Request for price quotation.
RSA key
Encryption key type.
R/W
read/write.
S
s
Seconds of time.
SAN
Storage area network.
SAS
Serial Attached SCSI. A computer bus technology and serial communication protocol for direct
attached storage devices. SAS is a replacement for parallel SCSI with higher speeds, but still uses
SCSI commands.
Scratch cartridge
A data cartridge that contains no useful data, but can be written to with new data.
SCD
Single Character Display.
SCSI
Small computer system interface.
SE
Single-ended.
Sequential Mode
Sequential Mode is intended to be used by host applications that aren’t supporting SCSI media
changer devices but need to get another cartridge loaded if the current cartridge is full.
Segment
A part.
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Dell EMC ML3 Tape Library: User's Guide