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loopback

5.5

A process that sends data back to its source to check the connection

noun
/ˈluːpˌbæk/

Specialized

: bucle de retorno

A loopback address allows a computer to send messages to itself for testing.

Examples

The loopback test confirmed the network's functionality.
Engineers often use loopback tests to diagnose communication problems in hardware devices.
The technician performed a loopback to ensure the network cable was functioning correctly.
Can you explain how a loopback works?
The loopback test allows the technician to verify the network connection by sending data back to its source.
In programming, a loopback can help developers test the application's response by sending output back to the input.
The server's loopback feature enables it to communicate with itself for diagnostic purposes.

Synonyms

feedback

vsloopback

Specialized

63 3.7

Part of what a machine or system sends out is returned into its input to control it

sends data back specifically to original source often for testing or communication

feedback loop

vsloopback

Specialized

17 4.2

A system where part of what it makes is sent back to change how it works

sends data back specifically to original source often for testing or communication

closed loop

vsloopback

Specialized

1 5.1

A system that uses feedback to keep things like temperature at the right level

sends data back specifically to original source often for testing or communication

Surface Forms

loopback singular

loopbacks plural

Morphology

loopback = loop (transparent) = back + loop

Compound is semantically compositional: data sent in a loop is sent back to its source. [Postprocessing: moved 'back' from base_words to prefix]

Etymology

Loopback comes from loop ('a circle') and back ('return'), which gives the image of data going in a circle and coming back to its source. That's why a loopback is the process of sending data back to the sender to check for problems.