Term

Definition

LED

Light-emitting diode, a type of diode that emits light when current passes through

 

it. Visible LEDs are used as indicator lights on all sorts of electronic devices.

LUN

Logical Unit Number: a Fibre Channel identifier of a device

N_port

A port that connects a node to a fabric or to another node as in a point-to-point

 

configuration.

NL port

A port that connects a node in Fibre Channel arbitrated loop

POST

Power On Systems Test: a series of self-diagnostic tests stored in RAM which run

 

when power is first applied to a component.

switch

A device which controls routing of data from one component to another.

topology

Logical layout of the parts of a computer system or network and their

 

interconnections

warm boot

Startup without cycling the electric power. Operations include POST and

 

refreshing all configuration settings. All software in Flash memory will be reloaded

 

into RAM.

Secure Data Path Applicationv 2

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ATTO Technology 3400 operation manual Led