- In-fiber Optical Amplifier (IOA)
An optical fiber that has been doped with a rare earth element. Certain wavelengths excite the rare earth element, which in turn amplifies other wavelengths.
- Initiator-Target Nexus (I_T Nexus)
A SCSI term referring to the relationship between an Initiator port and a Target port.
- in-order delivery
(1) The receipt of frames at the destination node in the same order that they were transmitted by the source node. (2) The delivery of data to a specific protocol layer within the destination node in the same order that it was transmitted by the same protocol layer within the source node.
- Input/Output (I/O)
A generic term referring to the acts of reading blocks from and writing blocks to a storage device, providing information to and drawing information from a computer, or transmitting frames onto and receiving frames from a network.
- Input/Output Operations Per Second (IOPS)
A common metric for gauging the storage throughput requirements of an application.
- Integrated Drive Electronics (IDE)
The common term for ATA-1.
- Integrated Services architecture (IntServ)
A stateful QoS model used in IP networks as defined in IETF RFC 1633.
- Interior Gateway Protocol (IGP)
Any of the routing protocols commonly used within an Autonomous System.
- Internet Assigned Numbers Authority (IANA)
The global authority that assigns numbers such as parameters, ports, and protocols for use on the global Internet.
- Internet Attached Storage (IAS)
See network attached storage (NAS).
- Inter-Switch Link (ISL)
A network link that connects two switches.
- interworking
The process of mixing disparate network technologies together in a manner that facilitates interaction.
- IP-SAN
Acronym for Internet Protocol (IP) storage area network (SAN). A SAN built on IP for the purpose of transporting SCSI-3 traffic.
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