| 摘要 |
<p>According to an embodiment of the present solution there is provided a method, wherein presence status history data for a first user terminal (UE1) is maintained in a network apparatus (FS1). In response the presence status of the first user terminal (UE1) being updated, information (2-9) on the updated presence status is stored to the presence status history data maintained in the network apparatus (FS1) for the first user terminal (UE1), wherein the method further comprises transmitting a notification message (2-3) for informing at least one second user terminal (UE2) that presence status history data on the first user terminal is available to be fetched (2-10, 2-11) by the second user terminal (UE2) from the network apparatus (FS1).</p> |
