Repeating method of wireless repeating device, and wireless repeating device

• US 10,348,389 B2
• Filed: 08/31/2017
• Issued: 07/09/2019
• Est. Priority Date: 12/23/2011
• Status: Active Grant

• Current Assignee: Huawei Device Company Limited (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Device Company Limited (Huawei Investment & Holding Co., Ltd.)
• Inventors: Zhu, Chong, Du, Wei
• Primary Examiner(s): Qureshi, Afsar M
• Application Number:
  US15/692,778
• Publication Number:
  US 20180006707A1
• Time in Patent Office: 677 Days
• CPC Class Codes: H04B 7/14 Relay systems
• CPC Class Codes: H04L 2101/622 Layer-2 addresses, e.g. medium access control [MAC] addresses
• CPC Class Codes: H04L 63/0892 by using authentication-authorization-accounting [AAA] servers or protocols
• CPC Class Codes: H04W 76/12 Setup of transport tunnels
• CPC Class Codes: H04W 84/047 using dedicated repeater stations
• CPC Class Codes: H04W 84/12 WLAN [Wireless Local Area Networks]
• CPC Class Codes: H04W 88/04 adapted for relaying to or from another terminal or user

Abstract

The present invention is applicable to the field of communications technologies, and provides a repeating method of a wireless repeating device and a wireless repeating device. The method includes the following steps: synchronizing network connection information of an upstream AP to a downstream WLAN AP interface of the wireless repeating device; obtaining, according to the downstream WLAN AP interface corresponding to the synchronized upstream AP, downstream wireless STA MAC address information, and establishing an upstream WLAN Client interface which is in a mapping relationship with an STA MAC address; and performing, according to the mapping relationship between the STA MAC address and the established upstream WLAN Client interface, management on data forwarded between the upstream AP and a downstream wireless STA.

Claims

1. A wireless repeating device comprising:

a wireless receiver;

a wireless transmitter; and

a processor configured to perform operations of;

forming an initial upstream connection between an initial upstream WLAN Client interface of the wireless repeating device and an access point (AP) disposed upstream of the wireless repeating device;

obtaining network connection information of the AP used to form the initial upstream connection;

synchronizing the network connection information to a downstream WLAN AP interface of the wireless repeating device;

forming a first downstream connection between the downstream WLAN AP interface and a first wireless station, and a second downstream connection between the downstream WLAN AP interface and a second wireless station, using the network connection information;

establishing a first upstream WLAN Client interface of the wireless repeating device, and forming a first upstream connection between the first upstream WLAN Client interface and the AP using the network connection information;

establishing a second upstream WLAN Client interface of the wireless repeating device, and forming a second upstream connection between the second upstream WLAN Client interface and the AP using the network connection information;

saving a mapping relationship between the first upstream WLAN Client interface and a MAC address of the first wireless station, and a mapping relationship between the second upstream WLAN Client interface and a MAC address of the second wireless station;

receiving, via the first upstream WLAN Client interface, first service data sent by the AP, the first service data containing a destination MAC address set to a MAC address of the first upstream WLAN Client interface;

identifying, according to the saved mapping relationship between the first upstream WLAN Client interface and the MAC address of the first wireless station, the MAC address of the first wireless station as corresponding to the first upstream WLAN Client interface, and replacing the destination MAC address with the MAC address of the first wireless station;

sending the first service data with the replaced destination MAC address to the first wireless station via the downstream WLAN AP interface;

receiving second service data sent by the second wireless station, the second service data containing the MAC address of the second wireless station as a source address;

identifying, according to the saved mapping relationship between the second upstream WLAN Client interface and the MAC address of the second wireless station, the second upstream WLAN Client interface as corresponding to the MAC address of the second wireless station, and replacing the source address of the second service data with a MAC address of the second upstream WLAN Client interface;

sending the second service data with the replaced source address to the AP via the second upstream WLAN Client interface;

receiving third service data sent by the first wireless station, the third service data containing the MAC address of the first wireless station as a source address;

identifying, according to the saved mapping relationship between the first upstream WLAN Client interface and the MAC address of the first wireless station, the first upstream WLAN Client interface as corresponding to the MAC address of the first wireless station, and replacing the source address of the third service data with the MAC address of the first upstream WLAN Client interface; and

sending the third service data with the replaced source address to the AP via the first upstream WLAN Client interface,

wherein the MAC address of the first upstream WLAN Client interface and the MAC address of the second upstream WLAN Client interface are different.

2. The wireless repeating device according to claim 1, wherein the processor is further configured to perform an operation of:

deregistering the initial upstream WLAN Client interface.

3. The wireless repeating device according to claim 1, wherein the processor is further configured to perform operations of:

receiving management action data sent by the AP via the first upstream WLAN Client interface, and complete a management action; and

according to the saved mapping relationships identifying a first wireless station corresponding to the first upstream WLAN Client interface, and completing the management action between the downstream WLAN AP interface and the first wireless station.

4. The wireless repeating device according to claim 3, wherein the management action comprises one of:

Disassociate Notify, Deauthenticate Notify, and Reassociate.

5. The wireless repeating device according to claim 1, wherein the processor is further configured to perform operations of:

receiving management action data sent by the second wireless station via the downstream WLAN AP interface, and completing a management action; and

according to the saved mapping relationships—

identifying a second upstream WLAN Client interface corresponding to the second wireless station, and completing the management action between the second upstream WLAN Client interface and the AP.

6. The wireless repeating device according to claim 5, wherein the management action is Deauthenticate Notify, and the processor is further configured to perform an operation of deregistering the second upstream WLAN Client interface.

7. The wireless repeating device according to claim 1, wherein the network connection information includes an encryption mode of a network connection, password information of a network connection, service set identifier (SSID) information, an authentication manner, or identification of a physical working channel.

8. A non-transitory computer readable storage medium having stored thereon executable instructions that when executed by an apparatus cause the apparatus to function as a wireless repeating device to perform operations of:

forming an initial upstream connection between an initial upstream WLAN Client interface of the wireless repeating device and an access point (AP) disposed upstream of the wireless repeating device;

obtaining network connection information of the AP used to form the initial upstream connection;

synchronizing the network connection information to a downstream WLAN AP interface of the wireless repeating device;

forming a first downstream connection between the downstream WLAN AP interface and a first wireless station, and a second downstream connection between the downstream WLAN AP interface and a second wireless station, using the network connection information;

establishing a first upstream WLAN Client interface of the wireless repeating device, and forming a first upstream connection between the first upstream WLAN Client interface and the AP using the network connection information;

establishing a second upstream WLAN Client interface of the wireless repeating device, and forming a second upstream connection between the second upstream WLAN Client interface and the AP using the network connection information;

saving a mapping relationship between the first upstream WLAN Client interface and a MAC address of the first wireless station, and a mapping relationship between the second upstream WLAN Client interface and a MAC address of the second wireless station;

receiving, via the first upstream WLAN Client interface, first service data sent by the AP, the first service data containing a destination MAC address set to a MAC address of the first upstream WLAN Client interface;

identifying, according to the saved mapping relationship between the first upstream WLAN Client interface and the MAC address of the first wireless station, the MAC address of the first wireless station as corresponding to the first upstream WLAN Client interface, and replacing the destination MAC address with the MAC address of the first wireless station;

sending the first service data with the replaced destination MAC address to the first wireless station via the downstream WLAN AP interface;

receiving second service data sent by the second wireless station, the second service data containing the MAC address of the second wireless station as a source address;

identifying, according to the saved mapping relationship between the second upstream WLAN Client interface and the MAC address of the second wireless station, the second upstream WLAN Client interface as corresponding to the MAC address of the second wireless station, and replacing the source address of the second service data with a MAC address of the second upstream WLAN Client interface;

sending the second service data with the replaced source address to the AP via the second upstream WLAN Client interface;

receiving third service data sent by the first wireless station, the third service data containing the MAC address of the first wireless station as a source address;

identifying, according to the saved mapping relationship between the first upstream WLAN Client interface and the MAC address of the first wireless station, the first upstream WLAN Client interface as corresponding to the MAC address of the first wireless station, and replacing the source address of the third service data with the MAC address of the first upstream WLAN Client interface; and

sending the third service data with the replaced source address to the AP via the first upstream WLAN Client interface,

wherein the MAC address of the first upstream WLAN Client interface and the MAC address of the second upstream WLAN Client interface are different.

9. The non-transitory computer readable storage medium according to claim 8, wherein the executable instructions further cause the apparatus to perform an operation of:

deregistering the initial upstream WLAN Client interface.

10. The non-transitory computer readable storage medium according to claim 8, wherein the executable instructions further cause the apparatus to perform operations of:

receiving management action data sent by the AP via the first upstream WLAN Client interface, and completing a management action; and

according to the saved mapping relationships identifying a first wireless station corresponding to the first upstream WLAN Client interface, and completing the management action between the downstream WLAN AP interface- and the first wireless station.

11. The non-transitory computer readable storage medium according to claim 10, wherein management action comprises one of:

Disassociate Notify, Deauthenticate Notify, and Reassociate.

12. The non-transitory computer readable storage medium according to claim 8, wherein the executable instructions further cause the apparatus to perform operations of:

receiving management action data sent by the second wireless station via the downstream WLAN AP interface, and completing a management action; and

according to the saved mapping relationships identifying a second upstream WLAN Client interface corresponding to the second wireless station, and completing the management action between the second upstream WLAN Client interface and the AP.

13. The non-transitory computer readable storage medium according to claim 12, wherein the management action is Deauthenticate Notify, and executable instructions further cause the apparatus to perform an operation of deregistering the second upstream WLAN Client interface.

14. The non-transitory computer readable storage medium according to claim 8, wherein the network connection information includes an encryption mode of a network connection, password information of a network connection, service set identifier (SSID) information, an authentication manner, or identification of a physical working channel.