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Internal Modem Online Test Disclosure Number: IPCOM000039058D
Original Publication Date: 1987-Apr-01
Included in the Prior Art Database: 2005-Feb-01

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Baier, KJ Callaway, JR Edrington, JD Woodbury, WG [+details]


A modem can pass advanced diagnostics and still be unable to function correctly in an online capacity. The online test provides a quick means of verifying communication capability. The internal modem online test utility assumes that a user who questions whether his modem is functioning properly will attempt to communicate with a known good modem. At the beginning of the online test, the user is presented with a series of six menus. The menus allow the selection of options which the modem will use to run the online test. The options are: 1. transmit or receive 2. hang up or enable voice communications 3.baud rate (110, 300 or 1200 bps) 4. data format (8-bit data word, 1-stop bit, no parity, or 7-bit data word, 1-stop bit, even, odd, mark, or space parity) 5.