Centralized test apparatus for ATM exchange system

Details Centralized test apparatus for ATM exchange system Centralized test apparatus for ATM exchange system

1997-11-10

1999-03-23

Tu, Trinh L.

Excavating

370241, 370392, G01R 3128, G01R 3108, H04L 1228

Patent

active

058870008

ABSTRACT:
A centralized test apparatus is provided for an ATM exchange system. The test apparatus monitors cells transmitted through a specified line connected to an office unit of the exchange system or through a specified path in the exchange system, and measures the traffic of the specified line or path. The test apparatus has an instruction unit for issuing an instruction to test a cell transmitted through the specified line or path, a destination changer arranged in the office unit, for changing the destination header of the cell according to an instruction from the instruction unit, so that the destination header indicates a tester, a switching unit for guiding the cell to the tester according to the header, and the tester fixed in the exchange system, to centrally monitor and test the cell.

REFERENCES:
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patent: 5153578 (1992-10-01), Izawa et al.
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patent: 5315588 (1994-05-01), Kajiwara et al.
patent: 5491697 (1996-02-01), Tremel et al.
patent: 5504754 (1996-04-01), Grunenfelder

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