Instant Messaging
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... requirements.
It is expected that Presence and Instant Messaging services will be
particularly valuable to users over mobile IP wireless ...
... of the maturity of the technology in the time-frame in which the
Presence and Instant Messaging protocols are expected to be deployed.
To this end, the protocols designed by this Working Group ...
... Day, M., Rosenberg, J. and H. Sagano, "A Model for Presence and Instant Messaging", RFC 2778, February 2000. ...
... Named Instant Messaging ...
... Anonymous Instant Messaging ...