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History of monitors

January 25, 2020 by Krishna

The first monitors use CRT technology (cathode ray rube) and firstly made in 1922. The earlier commercial version was produced in 1954. This technology used for 50 years until 2000 when the LCD technology replace it. The CRT technology used by computer monitors, and also for televisions too. Approximetly in 2000 the bigger monitor manufacturers start to … Read more

vicidial / extras / MySQL_AST_CREATE_tables.sql

October 10, 2013 by eduguru

CREATE TABLE phones ( extension VARCHAR(100), dialplan_number VARCHAR(20), voicemail_id VARCHAR(10), phone_ip VARCHAR(15), computer_ip VARCHAR(15), server_ip VARCHAR(15), login VARCHAR(15), pass VARCHAR(10), status VARCHAR(10), active ENUM(‘Y’,’N’), phone_type VARCHAR(50), fullname VARCHAR(50), company VARCHAR(10), picture VARCHAR(19), messages INT(4), old_messages INT(4), protocol ENUM(‘SIP’,’Zap’,’IAX2′,’EXTERNAL’) default ‘SIP’, local_gmt VARCHAR(6) default ‘-5.00’, ASTmgrUSERNAME VARCHAR(20) default ‘cron’, ASTmgrSECRET VARCHAR(20) default ‘1234’, login_user VARCHAR(20), login_pass … Read more