System and method for managing dual connectivity with dynamic anchor cell selection
Aspects of the subject disclosure may include, for example, obtaining configuration update messages received from neighbor cells of a serving cell of a wireless network, wherein the configuration update messages include dual connectivity capability information of the neighbor cells. The neighbor cells are ranked according to the dual connectivity capability information resulting in a dual connectivity ranking. A target cell of the neighbor cells is selected according to the dual connectivity ranking and a dual connectivity capability of a mobile device, and a dual connectivity service is established according to the dual connectivity ranking. The dual connectivity service includes exchanging user plane messages between the mobile device, a master cell and a secondary cell of the wireless network. Other embodiments are disclosed.
1. A system, comprising:
a processing system including a processor; and
a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations, the operations comprising:
receiving a plurality of configuration update messages received from a plurality of neighbor cells of a serving cell of a mobile cellular network, wherein the plurality of configuration update messages comprises dual connectivity capability information of the plurality of neighbor cells;
ranking the plurality of neighbor cells according to the dual connectivity capability information resulting in a dual connectivity ranking of the plurality of neighbor cells; and
identifying a target cell of the plurality of neighbor cells according to the dual connectivity ranking, and a dual connectivity capability of a mobile device, wherein a dual connectivity service is established according to the dual connectivity ranking, and wherein the dual connectivity service comprises exchanging user plane messages between the mobile device, a master cell and a secondary cell of the mobile cellular network.
2. The system of claim 1 , wherein a configuration update message of the plurality of configuration update messages comprises an information element adapted to identify a dual connectivity preference.
3. The system of claim 2 , wherein the information element comprises a particular value to be included in a dual connectivity preference of a neighbor relation table maintained by the serving cell.
4. The system of claim 1 , wherein the operations further comprise:
storing an indication of the dual connectivity ranking of the plurality of neighbor cells.
5. The system of claim 4 , wherein the mobile cellular network comprises a 3 rd Generation Partnership Project (3GPP), Long Term Evolution (LTE) mobile network, and wherein the serving cell comprises an evolved Node B (eNB) communications node.
6. The system of claim 5 , wherein the target cell comprises the serving cell.
7. The system of claim 1 , wherein the dual connectivity ranking is according to a dual connectivity rating selected from a group consisting of a preferred target cell, a fallback target cell, and a non-supported target cell.
8. The system of claim 1 , wherein the master cell comprises an eNB communications node of a 3GPP, LTE mobile network, and wherein the secondary cell comprises a 3GPP 5 th Generation (5G) New Radio (NR) communications node.
9. A method, comprising:
receiving, by a processing system including a processor, a plurality of configuration update messages received from a plurality of neighbor cells of a serving cell of a mobile cellular network, wherein the a plurality of configuration update messages comprises dual connectivity capability information of the plurality of neighbor cells;
ranking, by the processing system, the plurality of neighbor cells according to the dual connectivity capability information resulting in a dual connectivity ranking of the plurality of neighbor cells; and
selecting, by the processing system, a target cell of the plurality of neighbor cells according to the dual connectivity ranking and a dual connectivity capability of a mobile device, wherein a dual connectivity service is established according to the dual connectivity ranking, and wherein the dual connectivity service comprises exchanging user plane messages between the mobile device, a master cell and a secondary cell of the mobile cellular network.
10. The method of claim 9 , further comprising:
storing, by the processing system, indications of the dual connectivity ranking of the plurality of neighbor cells.
11. The method of claim 10 , wherein the mobile cellular network comprises a 3 rd Generation Partnership Project (3GPP), Long Term Evolution (LTE) mobile network, and wherein the serving cell comprises an evolved Node B (eNB) communications node.
12. The method of claim 11 , wherein the target cell comprises the serving cell.
13. The method of claim 9 , wherein indications of the dual connectivity ranking of the plurality of neighbor cells are selected from a group consisting of a preferred target cell, a fallback target cell, and a non-supported target cell.
14. The method of claim 9 , wherein the master cell comprises an eNB communications node of a 3GPP, LTE mobile network, and wherein the secondary cell comprises a 3GPP 5 th Generation (5G) New Radio (NR) communications node.
15. The method of claim 9 , wherein the master cell comprises a 3GPP 5G NR communications node and wherein the secondary cell comprises an eNB communications node of a 3GPP, LTE mobile network.
16. A non-transitory, machine-readable storage medium, comprising executable instructions that, when executed by a processing system including a processor, facilitate performance of operations, comprising:
obtaining a plurality of configuration update messages received from a plurality of neighbor cells of a serving cell of a wireless network, wherein the plurality of configuration update messages comprises dual connectivity capability information of the plurality of neighbor cells;
ranking the plurality of neighbor cells according to the dual connectivity capability information resulting in a dual connectivity ranking of the plurality of neighbor cells; and
selecting a target cell of the plurality of neighbor cells according to the dual connectivity ranking and a dual connectivity capability of a mobile device, wherein a dual connectivity service is established according to the dual connectivity ranking, and wherein the dual connectivity service comprises exchanging user plane messages between the mobile device, a master cell and a secondary cell of the wireless network.
17. The non-transitory, machine-readable storage medium of claim 16 , wherein the operations further comprise:
accessing a plurality of dual connectivity indication values by way of the plurality of configuration update messages obtained from the plurality of neighbor cells; and
storing the plurality of dual connectivity indication values in association with the plurality of neighbor cells.
18. The non-transitory, machine-readable storage medium of claim 17 , wherein the wireless network comprises a 3rd Generation Partnership Project (3GPP), Long Term Evolution (LTE) mobile network, and wherein the serving cell comprises an evolved Node B (eNB) communications node.
19. The non-transitory, machine-readable storage medium of claim 18 , wherein the target cell comprises the serving cell.
20. The non-transitory, machine-readable storage medium of claim 16 , wherein the master cell comprises an eNB communications node of a 3GPP, LTE mobile network, and wherein the secondary cell comprises a 3GPP 5 th Generation (5G) New Radio (NR) communications.