| 摘要 |
A method in a call information server for a two-way radio system includes accessing, by the server, group list information associating the plurality of subscriber units with one or more groups； receiving, at the server, updates related to presence information, availability information, and the group list information； and confirming, by the server, for each particular subscriber unit indicated in a particular group list as forming a particular group, the particular subscriber unit's participation in a particular group call to the particular group, as a function of the presence information, the availability information, and the group list information. A call information server and a two-way radio system are also disclosed. |
