G.GEN: G.DMT.BIS: G.LITE.BIS: LOOP DIAGNOSTIC MODE OF THE INITIALIZATION PROCEDURE

摘要

A method for establishing communication in an ADSL subscriber loop, the method comprising the steps of determining that showtime cannot be entered during initialization of communication between the modems; requesting entry into a diagnostic mode by one of the modems upon the determining; diagnosing line conditions as being unable to support communication at a predetermined standard; and establishing communication at a standard lower than the predetermined standard.