Instant Messaging and Presence
The Session Initiation Protocol for Instant Messaging and Presence Leveraging Extensions (SIMPLE) is the SIP-based suite of standards for instant messaging and presence information. MSRP (Message Session Relay Protocol) allows instant message sessions and file transfer.
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Famous quotes containing the words instant and/or presence:
“The true picture of the past flits by. The past can be seized only as an image which flashes up at the instant when it can be recognized and is never seen again.”
—Walter Benjamin (1892–1940)
“There have been heroes for whom this world seemed expressly prepared, as if creation had at last succeeded; whose daily life was the stuff of which our dreams are made, and whose presence enhanced the beauty and ampleness of Nature herself.”
—Henry David Thoreau (1817–1862)