Method for transmitting monitoring and controlling apparatus by instant message
A technology of message sending and equipment, applied in general control system, test/monitoring control system, program control in sequence/logic controller, etc., can solve the problem that users cannot reprogram
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[0019] figure 1 An instant messaging system according to an exemplary embodiment of the present invention is represented. Instant messaging user 100 may use client device 110 to send an instant message over communication connection 160 , which may include instant messenger and presence server 150 . Instant messaging and its components are well known.
[0020] Instant messaging (IM) communications may involve a split-second communication between two users. Every instant messaging user involved in the communication can transmit, receive and display the communicated information. Instant messaging communications may involve the display of online presence information about other selected users. However, instant messaging communication can take place without online presence information.
[0021] In Request for Comments (RFC) 2778 of a report entitled "A Model for Presence and Instant Messaging" by M. Day, J. Rosenberg, and H. Sugano (Internet Society, February 2000), and M. Day,...
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