H - Electricity – 04 – Q
Patent
H - Electricity
04
Q
H04Q 1/24 (2006.01) H04M 3/24 (2006.01) H04M 3/30 (2006.01)
Patent
CA 2080107
- 31 - VERIFICATION OF SUBSCRIBER LINES PRIOR TO CUTOVER TO A NEW SWITCHING SYSTEM Abstract The present invention addresses an improved solution to the problem of cutover verification testing where a new digital switching system is to replace an existing switching system that serves at least a group of subscribers via continuous wire lines. It permits a plurality of existing wire lines to be concurrently connected to channel units associated with the new switching system without adversely impacting the existing service and automatic testing under the control of the new system.
Beffel Robert Russell
Blood Ellen Rae
Bufkin Paul Robert
Dennison Bernard Michael
Miller Jerry Gorman
American Telephone And Telegraph Company
Kirby Eades Gale Baker
LandOfFree
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