Electronic exchange apparatus

Details Electronic exchange apparatus Electronic exchange apparatus

H - Electricity

04

Q

H04Q 3/62 (2006.01) H04M 3/42 (2006.01) H04M 3/54 (2006.01) H04Q 3/58 (2006.01)

Patent

CA 2087633

An electronic exchange apparatus includes a plurality of extension circuits having terminals to which a plurality of extension terminals are connected, a memory table in which a plurality of extension numbers corresponding to the extension circuits are registered, and a control circuit for retrieving an extension number of a destination of an incaming signal from the memory table. The electronic exchange apparatus comprises a change request detector for detecting a change request signal supplied from one of the extension terminals to request a change in contents registered in the memory table, and a memory table changing section for changing the contents registered in the memory table, based on the change request signal detected by the change request detector and information supplied from the extension terminals and representing a content to be changed.

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