IBM Corded Phone IBM412CID "msg 01" Questions

Msg/Calls light keeps flashing even though I have no new or saved messages in my AT&T mailbox. I unplugged the phone from the electrical power source and waited 20 seconds and then reconnected it. The

MSG. Please be aware that this is not Voice Mail, programmable messages for individual handsets are also available by dialling 48 + 01-09 , 48+00 clears the message off the screen. For more info visit