Electronic mail
Correspondence in the form of messages that are transmitted between user terminals over a
computer network.
Email
See electronic mail.
Encryption
A method of storing data in a format that helps protect data from inadvertent or deliberate
compromise. An encryption-enabled drive contains the necessary hardware and îš´rmware to encrypt
and decrypt host tape application data. Encryption policy and encryption keys are provided by the
host application or host server.
Encryption key manager (EKM)
A software program that assists IBM-encrypting tape drives in generating, protecting, storing, and
maintaining encryption keys that encrypt information that is written to and decrypt information that is
read from tape media.
Entitlement
IBM Entitlement is the ofîš´cial right to receive service and support for your tape library.
EPO
Emergency power off.
EPROM
Erasable programmable read only memory.
EQC
Equipment check.
Equipment check
An asynchronous indication of a malfunction.
Error log
A data set or îš´le in a product or system where error information is stored for later access.
ESD
Electrostatic discharge.
ESP
Encapsulating Security Payload. An Internet Protocol that provides origin authenticity, integrity, and
conîš´dentiality protection of a packet. ESP also supports encryption-only and authentication-only
conîš´gurations, but encryption without authentication is discouraged because it is insecure.
F
FAT32
FAT stands for File Allocation Table. FAT32 is an extension which means that data is stored in chunks
of 32 bits. Any USB flash drive that is used for updating îš´rmware or exporting logs for the TS4300
library must be in this format.
Fault symptom code (FSC)
A hexadecimal code that is generated by the drive or the control unit microcode in response to a
detected subsystem error.
FC
Fibre Channel, Feature code.
FCC
Federal communications commission.
FE
Field engineer, customer engineer, or service representative.
FH
Full Height.
IBM Conîš´dential
Glossary271
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