公开(公告)号：BR9904246A

公开(公告)日：2000-09-19

申请号：BR9904246

申请日：1999-09-20

Applicant: LUCENT TECHNOLOGIES INC

Inventor： LAHAN MOHAMMAD ALI ,  LAMOUREUX PHILIP ,  LEONARD ERIC DAVID

IPC: H04M3/26 ,  H04B17/00 ,  H04L69/40 ,  H04M3/32 ,  H04Q3/06 ,  H04Q7/34

Abstract: Method for automatically determining whether a communication trunk is operating properly without having to take the trunk out of service and without the need of a craftsperson to initiate the testing of the communication trunk. The communication trunk is tested for continuity and integrity on a periodic or aperiodic basis.