发明名称 Traffic generator analog
摘要 A call processing monitor method and apparatus for dynamically verifying the operation of a telephone switching center having a plurality of originating lines and a plurality of terminating lines. This verification is accomplished by a telephone line pair being randomly selected and tested for the basic telephone functions. In particular, the line pair is monitored for sending and receiving a test tone in both call directions through the switching center.
申请公布号 US4852144(A) 申请公布日期 1989.07.25
申请号 US19880199900 申请日期 1988.05.24
申请人 COLE, MARION P. 发明人 COLE, MARION P.
分类号 H04M3/32 主分类号 H04M3/32
代理机构 代理人
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