| 摘要 |
Embodiments of the invention provide systems and methods for providing presence information for a principal without a presence or other user agent. More specifically, embodiments of the present invention provide for publication of presence information independent of a presence agent or other user agent, presence network, or presence server as well as subsequent ways for authorized presence watchers to subscribe to presence and receive notification or query presence information for a principal. Stated another way providing presence information for a principal can comprise receiving presence information related to a first entity from a device without a presence agent at a presence information service and providing the presence information related to the first entity from the presence information service to a second entity.
|
