Method, system, client and server for locating operation nodes in communication system

• US 8,356,094 B2
• Filed: 12/11/2008
• Issued: 01/15/2013
• Est. Priority Date: 08/07/2006
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: He, Jiangshui, Li, Kepeng, Chai, Xiaoqian, Gao, Hongtao
• Primary Examiner(s): SHAW, PELING ANDREW
• Application Number:
  US12/333,118
• Publication Number:
  US 20090094363A1
• Time in Patent Office: 1,496 Days
• Field of Search: 709/218, 709/222, 709/223, 709/224, 370/310, 370/338, 370/395.32, 707/101, 707/999.003, 707/E17.115
• US Class Current: 709/224
• CPC Class Codes: H04L 41/0213 Standardised network management protocols, e.g. simple network management protocol [SNMP]
• CPC Class Codes: H04L 41/045 comprising client-server management architectures
• CPC Class Codes: H04L 41/12 Discovery or management of network topologies
• CPC Class Codes: Y10S 707/99933 Query processing, i.e. searching

Abstract

The present disclosure relates to the field of mobile communication technologies, and provides a method for locating operation nodes in a communication system. The method includes using an identifier in the received message to obtain an adjusted path from the root node of the management tree of the client to the standard management object corresponding to the identifier, using the message to obtain a relative path between the target operation node and the root node of the standard management object on the management tree, concatenating the adjusted path with the relative path, and locating the target operation node according to the concatenated path. The present disclosure also provides a system for locating operation nodes, a client for locating operation nodes in a communication system, and a server for performing management operations for clients.

Claims

1. A method for locating operation nodes in a communication system, comprising:

receiving, by a client, at least one same message comprising information regarding a same identifier and a same relative path for locating a target operation node in a device management tree based on OMA DM standard, wherein the same identifier is used to identify a standard management object of the device management tree of the client and for standard management objects of different device management trees of different clients;

wherein the same relative path is a path between the target operation node and a root node of the standard management object of the device management tree, wherein the same relative path is shared by the different device management trees of the different clients;

searching, by the client, the device management tree of the client for the standard management object corresponding to the same identifier to obtain a corresponding adjusted path between a root node of the device management tree and the root node of the standard management object of the device management tree, wherein each of the different device management trees of the different clients obtains a corresponding different adjusted path; and

concatenating each of the corresponding adjusted paths with the same relative path to obtain a concatenated path, and locating the target operation node according to the concatenated path;

wherein each of the different clients uses the received at least one same message to locate a corresponding target operation node in the different device management trees.

2. The method of claim 1, wherein:

the received at least one same message is encapsulated through a unified locating mode.

3. The method of claim 1, wherein:

the received message includes one of a multicast message or a message transferred in a management session established between the client and a server.

4. The method of claim 2, wherein:

the information on the same relative path comprises a root node name of the standard management object on the management tree, and an operation path between the same relative path indicator and the target operation node; and

obtaining the same relative path by using the received at least one same message comprises substituting the root node name for the same relative path indicator in the operation path to obtain the relative path.

5. The method of claim 1, further comprising:

obtaining a final node name of each corresponding adjusted path after obtaining a plurality of corresponding adjusted paths; and

comparing the root node name in the relative path with the final node name in each corresponding adjusted path, and using one of the plurality of corresponding adjusted paths whose root node name is the same as the final node name as a unique corresponding adjusted path.

6. A client for locating operation nodes in a communication system, comprising:

an identifier locating unit, enabled to use a same identifier of a standard management object in at least one same message to obtain a corresponding adjusted path between a root node of a device management tree of the client and a root node of a standard management object based on OMA DM standard, wherein the same identifier is used to identify a standard management object of different device management trees of different clients, wherein each of the different device management trees of the different clients obtains a corresponding different adjusted path;

a relative path identifying unit, enabled to obtain a same relative path between a target operation node and a root node of the standard management object on the device management tree from the message, wherein the same relative paths is shared by the different device management trees of the different clients; and

a path connecting unit, enabled to concatenate each of the corresponding adjusted paths obtained by the same identifier locating unit with the same relative path to obtain a concatenated path, and locate the target operation node according to the concatenated path;

wherein the at least one same message is received from a device management server, the at least one same message comprises information regarding the same identifier and the same relative path for locating the target operation node in the device management tree;

the different clients use the received at least one same message to locate target operation nodes in the different device management trees.

7. The client of claim 6, wherein the relative path identifying unit comprises:

an information obtaining unit, enabled to obtain, from the at least one same message, a root node name of the standard management object on the management tree, and an operation path between a relative path indicator and the target operation node; and

a converting unit, enabled to substitute the root node name obtained by the information obtaining unit for the relative path indicator in the operation path to obtain the same relative path.

8. The client of claim 6, wherein the identifier locating unit comprises:

a searching unit, enabled to use the same identifier to search the management tree of the client for the standard management object corresponding to the same identifier; and

an adjusting path identifying unit, enabled to obtain the corresponding adjusted path between the root node of the management tree of the client and the standard management object searched out by the searching unit.

9. The client of claim 8, wherein the identifier locating unit further comprises a node identifying unit such that when a plurality of corresponding adjusted paths are searched out, the node identifying unit is enabled to obtain the final node name of each corresponding adjusted path, compare the root node name obtained by the relative path identifying unit with each final node name, and use one of the plurality of corresponding adjusted paths whose root node name is the same as the final node name as a unique adjusted path, and send the unique adjusted path to the path connecting unit.

10. A communication system for locating operation nodes, comprising a client and a server, wherein the server comprises:

a unified locating communication unit, enabled to send a same relative path between a target operation node and a root node of a standard management object on a management tree of the client as well as a same identifier of the standard management object to the client;

the client comprises;

an identifier locating unit, enabled to use the same identifier of a standard management object in at least one same message to obtain a corresponding adjusted path between a root node of a device management tree of the client and a root node of a standard management object based on OMA DM standard, wherein the same identifier is used to identify standard management objects of different device management trees of different clients, wherein each of the different device management trees of the different clients obtains a corresponding different adjusted path;

a relative path identifying unit, enabled to obtain the same relative path between the target operation node and the root node of the standard management object on the device management tree from the at least one same message, wherein same relative paths is shared by the different device management trees of the different clients; and

a path connecting unit, enabled to concatenate the corresponding adjusted paths with the same relative path to obtain a concatenated path, and locate the target operation node according to the concatenated path;

wherein the at least one same message is received from a device management server, the at least one same message comprises information regarding the same identifier and the same relative path for locating the target operation node in the device management tree;

the different clients use the received at least one same messages to locate target operation nodes in the different device management trees.

11. The system of claim 10, wherein the unified locating communication unit comprises:

a locating mode judging unit, enabled to select an encapsulation mode according to a determined sending mode, and notify an encapsulating unit of the selected encapsulation mode;

an encapsulating unit, enabled to encapsulate the same relative path between the target operation node and the root node of the standard management object on the management tree as well as the same identifier of the standard management object into a message package when the locating mode judging unit selects a unified locating mode as an encapsulation mode; and

a sending unit, enabled to send the message package encapsulated by the encapsulating unit to the client.

12. The system of claim 10, wherein the encapsulating unit of the server comprises one of

a first encapsulating unit, enabled to encapsulate the same relative path and the same identifier into different labels in the case that the locating mode judging unit selects a unified locating mode as an encapsulation mode;

or

a second encapsulating unit, enabled to encapsulate the same relative path into a label and encapsulate the same identifier into a predetermined symbol of the label in the case that the locating mode judging unit selects a unified locating mode as an encapsulation mode;

or

a third encapsulating unit, enabled to encapsulate the same identifier, a root node name of the standard management object on the management tree, and an operation path between the same relative path indicator and the target operation node into different labels when the locating mode judging unit selects a unified locating mode as an encapsulation mode;

wherein the sending unit of the server comprises a multicast sending unit, which is adapted to send a message package encapsulated by the encapsulating unit to the client through multicast.

13. The system of claim 10, wherein:

the encapsulating unit of the server comprises a third encapsulating unit which is enabled to encapsulate the same identifier, the root node name corresponding to the standard management object on the management tree, and the operation path between the relative path indicator and the target operation node into different labels when the locating mode judging unit selects a unified locating mode as an encapsulation mode; and

the relative path identifying unit of the client comprises;

an information obtaining unit, enabled to obtain, from the at least one same message, the root node name corresponding to the standard management object on the management tree, and the operation path between the relative path indicator and the target operation node; and

a converting unit, enabled to substitute the root node name obtained by the information obtaining unit for the relative path indicator in the operation path to obtain the same relative path.

14. The system according to claim 10, wherein the identifier locating unit of the client comprises:

a searching unit, enabled to use the same identifier to search the management tree of the client for the standard management object corresponding to the same identifier; and

an adjusting path identifying unit, enabled to obtain a corresponding adjusted path between the root node of the management tree of the client and the standard management object searched out by the searching unit.

15. The system of claim 14, wherein the identifier locating unit of the client further comprises a node identifying unit;

when a plurality of corresponding adjusted paths are searched out, the node identifying unit is enabled to obtain the final node name of each corresponding adjusted path, compare the root node name obtained by the relative path identifying unit with each final node name, and use one of the plurality of corresponding adjusted paths whose root node name is identical to the final node name as a unique adjusted path, and send the unique adjusted path to the path connecting unit.

16. A method for locating operation nodes in a communication system, comprising:

receiving, by a client, at least one same message comprising information regarding a same identifier and a same relative path for locating a target operation node in a device management tree based on OMA DM standard, wherein the same identifier is used to identify a standard management object of the device management tree of the client and for standard management objects of different device management trees of different clients, wherein the same relative path is a path between the target operation node and a root node of the standard management object in the device management tree, wherein the same relative path is shared by the different device management trees of the different clients;

searching, by the client, the device management tree of the client for the standard management object corresponding to the same identifier to obtain a corresponding adjusted path between a root node of the device management tree and the root node of the standard management object in the device management tree, wherein each of the different device management trees of the different clients obtains a corresponding different adjusted path; and

concatenating each of the corresponding adjusted paths with the same relative path to obtain a concatenated path, and locating the target operation node according to the concatenated path.