Following are some issues that you should consider before deploying server-initiated synchronization applications.
On UDP gateways, the Listener keeps a socket open for listening, and so must be connected to an IP network to receive notifications.
The IP address on the remote device needs to be reachable from the MobiLink server.
The current set of supported wireless modems require that the operating system is running, which could result in battery drain. Make sure that you have enough power for your usage pattern.
On the Palm, device tracking does not work automatically. However, there is a way to enable it.