Granted Patent B2

US 9,232,370 · App. 14/169,229 · Granted Jan 5, 2016

Abstract

Claims (27)

1. A method comprising:

registering, by an enhanced CPM server, to receive IMS registrations for a client device;

receiving, by the enhanced CPM server, a message intended for the client device;

storing the message in a network store;

setting a Message Waiting Indicator (MWI) flag in a HLR associated with the client device;

receiving, from the HLR, an alert message that the client device has registered in a non-IMS network; and

delivering, by the enhanced CPM server, at least a reference to the message stored in the network store to the client device.

2. The method of claim 1 , wherein setting the MWI flag in the HLR comprises sending, by the CPM server, a Send Routing Information (SRI) for Short Message SS7 to the HLR.

3. The method of claim 1 , wherein delivering at least a reference to the message comprises delivering the stored message to the client device.

4. The method of claim 1 , further comprising:

receiving a subscribe message from the client device;

sending a notify message to the client device; and

delivering the message stored in the network store to the client device in response to a fetch request.

5. The method of claim 1 , wherein the enhanced CPM server comprises a VideoMail server.

6. A method comprising:

receiving, by an enhanced CPM server, a message intended for a client device;

storing the message in a CPM store;

setting a Message Waiting Indicator (MWI) flag in a HLR associated with the client device;

receiving, from the HLR, an alert message that the client device has registered in a non-IMS network; and

delivering at least a reference to the message stored in the network store to the client device.

7. The method of claim 6 , wherein setting the MWI flag in the HLR comprises sending, by the CPM server, a Send Routing Information (SRI) message to the HLR.

8. The method of claim 6 , wherein delivering at least a reference to the message comprises delivering the stored message to the client device.

9. The method of claim 6 , further comprising:

receiving a subscribe message from the client device;

sending a notify message to the client device; and

delivering the message stored in the network store to the client device in response to a fetch request.

10. The method of claim 6 , wherein the enhanced CPM server comprises a VideoMail server.

Assignments (22)