TELEPHONE USER MESSAGE INPUT METHOD IN KEY-PHONE SYSTEM

摘要

dialing(S1) function codes inputting user message by telephone users; dialing(S2) user message number of message contents after function code dialing; marking(S3) the user message inputted when the other telephone user call; cancelling(S4) the inputted user message by the return of the normal telephone user absent. The method raises work efficiency by notifying the absent content when calling from key phone by inputting necessary messages among the user messages provided by a system and improves key phone system capability by having many function for normal telephone user like key-phone.