(Bilgisayar) Loopback terimi (loop-back) genel olarak modemin elektronik sinyallerinin bazı metodları ve presödürleri tanımlaması şeklinde açıklanabilir
(Bilgisayar) Loopback (loop-back) describes ways of routing electronic signals, digital data streams, or flows of items from their originating facility back to the source without intentional processing or modification. This is primarily a means of testing the transmission or transportation infrastructure
A method of performing transmission tests of access lines from the serving switching center, which method usually does not require the assistance of personnel at the served terminal