CN103581125B - device search processing method - Google Patents
device search processing method Download PDFInfo
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- CN103581125B CN103581125B CN201210262669.9A CN201210262669A CN103581125B CN 103581125 B CN103581125 B CN 103581125B CN 201210262669 A CN201210262669 A CN 201210262669A CN 103581125 B CN103581125 B CN 103581125B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/30—Managing network names, e.g. use of aliases or nicknames
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/51—Discovery or management thereof, e.g. service location protocol [SLP] or web services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/06—Notations for structuring of protocol data, e.g. abstract syntax notation one [ASN.1]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2101/00—Indexing scheme associated with group H04L61/00
- H04L2101/60—Types of network addresses
- H04L2101/618—Details of network addresses
- H04L2101/622—Layer-2 addresses, e.g. medium access control [MAC] addresses
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Small-Scale Networks (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a device search processing method which is applied to a network system. The network system at least comprises a first communication device and a second communication device. The method includes the steps that a search management frame containing an identifier of the first communication device and a medium access control address is generated; the search management frame is spread; when a response message corresponding to the search management frame and containing an identifier of the second communication device and a medium access control address is received from the second communication device, an inlet is newly added and stored into a device catalog of the first communication device according to the identifier of the second communication device and the medium access control address.
Description
Technical field
The present invention relates to a kind of communication system processing method, more particularly to it is a kind of in a communication device of a network system
Device searches the processing method of (Device Discovery).
Background technology
As user increasingly increases the demand for accessing digital content, various communication standards are formulated, should for transmission
Digital content.These communication standards are formulated to adapt to different use environments, different transfer rates and/or different uses
Person's demand.Additionally, media MAC layer/PHY can be formulated according to different communication standards, wherein different
Communication standard can define the different means of communication according to different medium.For example, the communication standards of IEEE 1091 are used for electricity
Line of force communication (power line communications, PLC), the communication standards of IEEE 802.11 are used for radio communication (i.e.
WiFi), IEEE802.3 communication standards are used for Ethernet and multimedia coaxial cable alliance (Multimedia over
Coax Alliance, MoCA) communication standard be used for coaxial wire, by that analogy.
Therefore, the abstract sublayer of media access control (MAC abstraction sub-layer) is formulated for integrated many
Individual communication standard.Fig. 1 is refer to, Fig. 1 is communication device 10 known in the schematic diagram of a data platform.Communication device 10 can
It is a mobile phone, a notebook computer, a tablet PC, an e-book, a modem or a pocket computer
System, and can be communicated using different communication standards.As shown in figure 1, the abstract sublayer of media access control is configured at one
Between upper strata and multiple MAC layers, the plurality of MAC layer corresponds to various matchmakers of multiple communication standards
The MAC layer of body access control type.The MAC layer of multiple media access control types includes electric power
Line communication medium MAC layer, WiFi MAC layers, multimedia coaxial cable Alliance Medium MAC layer or
Ethernet MAC layer.Further, the MAC layer of each media access control type all includes
One service access point (service access point, SAP) so that the abstract sublayer of media access control can pass through corresponding
Service access point is communicated with MAC layer.Upper strata can be an Internet, a transport layer, an application layer or be responsible for
The signal received from the abstract sublayer of media access control is processed with frame and by by the abstract sublayer traffic of media access control
One protocol layer of signal and frame.Additionally, the communication device 10 on data platform includes one has multiple physical layers
The physical layer of species.The multiple physical layers species of this physical layer includes the Ethernet formulated according to the communication standards of IEEE 802.3
Network physical layer, according to the communication standards of IEEE 802.11 formulate WiFi physical layers, according to the communication standards of IEEE 1901 formulate
Power line communication physical layer or the multimedia coaxial cable alliance thing formulated according to multimedia coaxial cable alliance communication standard
Reason layer.Therefore, power line communication MAC layer, WiFi MAC layers, multimedia coaxial cable Alliance Medium
MAC layer or Ethernet MAC layer can carry out frame by the physical layer of corresponding physical layer species
Transmission and reception.
Further, the abstract sublayer of media access control provides management function (such as device pipe between communication device
Reason or quality of service negoriation).In order to realize these management functions, how many communication device should be able to communicate in search for networks comprising
Device.However, the specification that at present not clear and definite making device is searched, does not also specify how to maintain or update a device catalogue.
The content of the invention
In view of this, the present invention provides the processing method that a kind of device is searched.
According to an embodiment of the present invention, there is provided the processing method that a kind of device is searched, in a network system, the net
Network system is including at least one first communication device and one second communication device.The method include generation include this first lead to
One identifier of news device and a search management frame of a media access control address；Propagate the search management frame；And work as
Receive corresponding to the search management frame from one second communication device and include second communication device an identifier and
Identifier and media interviews control during one response message of one media access control address, according to second communication device
Address processed, a newly-increased entrance is to being stored in a device catalogue of first communication device.
According to another embodiment of the invention, there is provided the processing method that a kind of device is searched, for a network system, the net
Network system is including at least one first communication device and one second communication device.The method include judge whether it is logical from one second
News device receives a search management of an identifier and media access control address for including second communication device
Frame；And when the search management frame is received, visited according to the identifier and the media of second communication device for obtaining
Control address is asked, renewal is stored in a device catalogue of first communication device.
Provided by the present invention for the processing method that device is searched, the device mesh of a communication device can be set up and safeguarded
Record.
Description of the drawings
Fig. 1 is the schematic diagram of an existing communication device.
Fig. 2 is the schematic diagram that the embodiment of the present invention one unifies network system.
Fig. 3 is the schematic diagram of the communication device of the embodiment of the present invention one.
Fig. 4 is the flow chart of the method for the embodiment of the present invention one.
Fig. 5 is the flow chart that the device of the embodiment of the present invention one searches processing method.
Fig. 6 is according to the transmission time sequence figure of Fig. 5.
Fig. 7 is the flow chart of the method for the embodiment of the present invention one.
Fig. 8 is the flow chart that the device of the embodiment of the present invention one searches processing method.
Fig. 9 is according to the transmission time sequence figure of Fig. 8.
Figure 10 is the flow chart of the intervalometer update method of the embodiment of the present invention one.
Figure 11 is according to the transmission time sequence figure of Figure 10.
Specific embodiment
Some vocabulary used in are referring to specific component in this specification and claims.Art technology
Personnel are, it is to be appreciated that hardware manufacturer may call same component with different nouns.This specification and claims
Not by the difference of title as in the way of distinguishing component, but using component difference functionally as the criterion distinguished.
In the whole text the "comprising" of description and claim mentioned in is an open term, thus should be construed to " include but
It is not limited to ".In addition, " coupling " word here includes any directly and indirectly electrical connection.Therefore, if described in text
First device is coupled to second device, then representing first device can directly be electrically connected in second device, or by other dresses
Put or connection means are electrically connected to second device indirectly.
Fig. 2 is refer to, Fig. 2 is the schematic diagram that the embodiment of the present invention one unifies network system 20.In fig. 2, Unified Network
System 20 includes network-side 1～4 and bridge 201～203.Network-side 1～4 is compatible with respectively a communication standard, such as IEEE
1901st, IEEE 802.11, IEEE 802.3 or multimedia coaxial cable alliance (Multimedia over Coax
Alliance, MoCA).Bridge 201～203 is used for carrying out the communication between network-side 1～4.Each communication standard is according to a matchmaker
It is situated between and defines a communication modes.For example, IEEE1901 be used for power line communication (Power line communications,
PLC), IEEE802.11 is used for radio communication (i.e. WiFi), IEEE802.3 and is used for Ethernet, and multimedia coaxial cable joins
Alliance is used for coaxial cable.Therefore, in network-side 1, unified terminal device (unified terminal device, UTDs) a1,
A2 can be communicated with one another by a medium Medium a or be communicated with network-side 1.In network-side 2, unified terminal device b1, b2
Can be communicated with one another by a medium Medium b or be communicated with network-side 2, and so on.Further, using not
With unified terminal device a1, a2, b1, b2, c1, c2, d1, d2 of medium can pass through bridge 201～203 carry out between it is logical
News.For example, unified terminal device b1, b2 can be communicated by bridge 201 with unified terminal device a1, a2, Yi Jitong
Cross bridge 202 to be communicated with unified terminal device c1, c2.Unified terminal device d1, d2 are then by bridge 203 and unified terminal
Device c1, c2 are communicated.It is noted that unified terminal device a1, a2, b1, b2, c1, c2, d1, d2 can for mobile phone,
The electronic installations such as notebook computer, tablet computer, e-book, modem and portable computer system.
Fig. 3 is refer to, Fig. 3 is the schematic diagram of the communication device 30 of the embodiment of the present invention one.Communication device 30 can be in Fig. 2
Unified terminal device, but not limited to this.Communication device 30 connects comprising a processing meanss 300, a storage element 310 and a communication
Mouth unit 320.Processing meanss 300 can be a microprocessor or a special IC (application～specific
Integrated circuit, ASIC).Storage element 310 can be it is arbitrary can processing means 300 access data storage dress
Put, for storing a program code 314, processing meanss 300 can read and configuration processor code 314.For example, storage element
310 can be subscriber identification module (subscriber identity module, SIM), read only memory (read-only
Memory, ROM), flash memory (flash memory), random access memory (random-access memory, RAM), CD
The storage of read only memory (CD-ROM/DVD-ROM), tape (magnetic tape), hard disk (hard disk) and optical data
Device (optical data storage device) etc., and not limited to this.Communication interface unit 320 can be a transceiver, its
According to the result of processing meanss 300, for exchanging signal with a unification termination or network-side.
It should be noted that the present invention is characterized in providing for the media access control of a unification termination
A device method for searching in abstract sublayer.Fig. 4 is refer to, Fig. 4 is the device search (Device of the embodiment of the present invention
The flow chart of processing method 40 Discovery).It is (and any one that method 40 is used for one first unified terminal device shown in Fig. 2
Unified terminal device), for processing meanss search.Method 40 can be compiled as the program code 314 in Fig. 3, and include down
Row step：
Step 400：Start.
Step 402：Generation includes an identifier of first communication device and the one of a media access control address
Search management frame (frame).
Step 404：Propagate the search management frame.
Step 406：When the response message corresponding to the search management frame is received from one second communication device, (it is included
Have an identifier and a media access control address of second communication device) when, according to the mark of second communication device
Know symbol and the media access control address, increase an entrance (entry) newly to the device mesh for being stored in first communication device
In record.
Step 408：Terminate.
According to method 40, the transmission of unified terminal device includes the device identification and media access control address of itself
At least one search management frame, and the device identification in the response message received from other unified terminal devices and
Media access control address, sets up device catalogue.
With regard to method 40, it is illustrated below.Fig. 5 is refer to, Fig. 5 is the device method for searching 50 of the embodiment of the present invention one
Schematic diagram.First unified terminal device is produced and includes a frame species, an original device identifier (source device
Identity, SDID) and the element such as target device identifiers (destination device identity, DDID)
One management frame (step 502).In Figure 5, the frame species of management frame is set to device identification and searches frame (DID_
DISCOVERY), original device identifier SDID is set to device identification DID of the first unified terminal device, and destination apparatus
Identifier DDID is set to communication mode.By the media of the abstract sublayer lower floor of the media access control of the first unified terminal device
(or interface), the first unified terminal device by multiple transporter identifier search frame, and start for indicate receive corresponding to
Device identification searches an intervalometer (step 504) of the reception period of the response message of frame.Corresponding to device identification search
The response message of frame includes the elements such as device species, source medium accessing to control address and original device identifier.Wherein,
The frame species of response message is set as device identification and replys frame (DID_REPORT).If before receiving intervalometer timing and expiring,
First unified terminal device receives at least one device identification and replys frame, the first unified terminal from other unified terminal devices
Device carries out processing each device identification and replys frame (step 506,508).For example, when the first unified terminal device is from second
When unified terminal device receives device identification reply frame, the first unified terminal device replys frame according to this device identification
Source medium accessing to control address and original device identifier, obtain the second unified terminal device a media access control
Address and a device identification.Then, the first unified terminal device according to the device identification of the second unified terminal device with
And media access control address, a newly-increased entrance (entry) is in device catalogue.Consequently, it is possible to the second unified terminal device quilt
It is considered as a new entrance of the first unified terminal device.Further, the first unified terminal device can start for the one of this entrance
Intervalometer.If it should be noted that the first unified terminal device does not receive any device identification replys frame, device search side
Method 50 terminates (step 510).
Additionally, refer to Fig. 6, Fig. 6 is the transmission time sequence figure according to device method for searching 50.In figure 6, the first unification
One device identification is searched frame DID_DISCOVERY and is transmitted three times by termination UTD1, and wherein device identification searches frame
The original device identifier SDID of DID_DISCOVERY is set to the device identification of first unified terminal device UTD1, and
Device identification is searched target device identifiers DDID of frame DID_DISCOVERY and is set to communication mode (broadcast).If
Second unified terminal device UTD2 identifies that device identification searches frame DID_DISCOVERY, the second unified terminal device UTD2
Frame DID_REPORT is replied by a device identification, frame DID_DISCOVERY is searched with responding device identifier.Wherein, fill
The original device identifier SDID for putting identifier reply frame DID_REPORT is the device identification of the second unified terminal device UTD2
Symbol, and target device identifiers DDID of device identification reply frame DID_REPORT are the dresses of the first unified terminal device UTD1
Put identifier.It should be noted that it is according to the first unified terminal device UTD1 that device identification replys frame DID_REPORT
Media access control address, is unicast (unicast) to first unified terminal device UTD1 (that is, the second unified terminal devices
The target medium accessing to control address dest and source medium of UTD2 unicasts device identification reply frame DID_REPORT is accessed
Control address src is respectively the media access control address and the second unified terminal device UTD2 of the first unified terminal device UTD1
Media access control address).Similarly, if one the 3rd unified terminal device UTF3 identifies that device identification searches frame DID_
DISCOVERY, then the 3rd unified terminal device UTD3 is by another device identification reply frame DID_REPORT, responding device mark
Know symbol and search frame DID_DISCOVERY.Wherein, this device identification replys the original device identifier SDID of frame DID_REPORT
The device identification of the 3rd unified terminal device UTD3 is set to, and device identification replys the destination apparatus of frame DID_REPORT
Identifier DDID is set to the device identification of the first unified terminal device UTD1.In the first unified terminal device UTD1 from
2nd, the 3rd unified terminal device UTD2, UTD3 receives device identification and replys after frame DID_REPORT, the first unified terminal dress
Put UTD1 and set up the entrance of second, third unified terminal device UTD2, UTD3 (i.e. the first unified terminal device in device catalogue
UTD1 increases the device identification of second, third unified terminal device UTD2, UTD3 in the first unified terminal device UTD1's newly
Device catalogue).If however, a device (such as non-unified termination) None- identified in network system goes out device identification and searches
Frame DID_DISCOVERY is sought, this device will not return mechanism identifier search frame DID_DISCOVERY.
Fig. 7 is refer to, Fig. 7 is the flow chart of the method 70 of the embodiment of the present invention one.Method 70 is used for one first shown in Fig. 2
In unified terminal device, for processing meanss search.Method 70 can be compiled as the program code 314 shown in Fig. 3, and comprising with
Lower step：
Step 700：Start.
Step 702：Judge whether from one second communication device to receive the identifier for including second communication device
And one media access control address one search management frame.
Step 704：When the search management frame is received, according to obtain second communication device the identifier and
The media access control address, renewal is stored in a device catalogue of first communication device.
Step 706：Terminate.
According to method 70, unified terminal device is safeguarded according to the search management frame received from other unified terminal devices
Device catalogue.Specifically, unified terminal device is from the media access control for searching another unified terminal device of management frame acquirement
Address and device identification, so as to pass through to search the media access control address and device identification of management frame, more new clothes
Put catalogue.
With regard to method 70, it is illustrated below.Fig. 8 is refer to, Fig. 8 is the device method for searching 80 of the embodiment of the present invention one
Schematic diagram.If the first unified terminal device receives a device identification and searches frame, the first unification from the second unified terminal device
Termination carries out processing this device identification search frame (step 802～804).Specifically, the first unified terminal device leads to
Cross device identification and search frame, obtain the media access control address and device identification of the second unified terminal device, so as to
According to the media access control address and device identification of the second unified terminal device, updating device catalogue.In the case,
Second unified terminal device is considered an entrance of the first unified terminal device.Further, the first unified terminal device starts
One intervalometer, this intervalometer is used for confirming the expiry date of this entrance.If conversely, the first unified terminal device do not receive it is any
Device identification searches frame, then device method for searching 80 terminates.
Additionally, refer to Fig. 9, Fig. 9 is the transmission time sequence figure according to device method for searching 80.In fig .9, the first unification
One device identification is searched frame DID_DISCOVERY and is transmitted three times by termination UTD1.Wherein, device identification searches frame
The original device identifier SDID of DID_DISCOVERY is set to the device identification of the first unified terminal device UTD1, and mesh
Device for mark identifier DDID is then set to communication mode.If second, third unified terminal device UTD2, UTD3 identify device identification
Symbol searches frame DID_DISCOVERY, then reply the unified terminal device UTD1 of frame DID_REPORT to first by device identification,
Frame DID_DISCOVERY is searched to respond the device identification, and is searched in frame DID_DISCOVERY according to device identification
Information (media access control address and device identification of the first unified terminal device UTD1), the device mesh of renewal itself
Record.It should be noted that when the first unified terminal device UTD1 changes the device identification of itself, (i.e. network allocation is new
Device identification give the first unified terminal device UTD1 when), the first unified terminal device UTD1 can starter method for searching (i.e.
Start transmission device identifier and search frame DID_DISCOVERY) (i.e. second, third unification is eventually so that other unified terminal devices
End device UTD2, UTD3) can renewal immediately itself device catalogue.
As described above, a unification termination can start the intervalometer for confirming an entrance expiry date.Refer to
Figure 10, Figure 10 are the flow chart of the intervalometer inspection method 1000 updated for device catalogue.In Fig. 10, unified terminal dress
Put the intervalometer that UTD periodically checks each entrance.If for an entrance intervalometer timing expire when, unified terminal device
UTD obtains device identification XX of this entrance and media access control address YY, and produces a search management frame (step 1004
～1008).It should be noted that the frame type for searching management frame is set to device identification searches frame DID_DISCOVERY,
The original device identifier SDID for searching management frame is set to the device identification of unified terminal device, and destination device identification
Symbol DDID is set to device identification XX of this entrance.Subsequently, media access controls of the unified terminal device UTD according to this entrance
Address YY, searches device identification frame DID_DISCOVERY and transmits three times, and starts instruction corresponding to this device identification
Search an intervalometer (step 1010) of the reception period of the return information of frame DID_DISCOVERY.If unified terminal device
UTD received the device identification reply frame DID_ for including device identification XX before intervalometer timing expires
REPORT, unified terminal device UTD will reset to a default value (step 1014) corresponding to the intervalometer of this entrance.The opposing party
Face, if unified terminal device UTD is before intervalometer timing expires, does not receive device identification and replys frame DID_REPORT,
Unified terminal device UTD deletes this entrance (will device identification XX delete from device catalogue) (step 1016).By above-mentioned
Understand, by intervalometer inspection method 1000, unified terminal device can by the one of already out network system unification termination from
Delete in device catalogue.
Additionally, refer to Figure 11, Figure 11 is the transmission time sequence figure according to intervalometer inspection method 1000.In fig. 11,
The device identification of the unified terminal device UTD2 in the first unified terminal device UTD1 judgment means catalogues is out of date, then,
First unified terminal device UTD1 produces a device identification and searches frame DID_DISCOVERY.Wherein, device identification searches frame
The original device identifier SDID of DID_DISCOVERY is set to the device identification of unified terminal device UTD1, and device mark
Target device identifiers DDID for knowing symbol search frame DID_DISCOVERY are set to the device identification of unified terminal device UTD2
Symbol.The media access control address of the second unified terminal device UTD2 in device catalogue, this device identification is searched
Frame DID_DISCOVERY unicasts to the second unified terminal device UTD2.If the second unified terminal device UTD2 identifies device mark
Know symbol and search frame DID_DISCOVERY, the second unified terminal device UTD2 replys frame DID_ by transporter identifier
The unified terminal device UTD1 of REPORT to first, carry out responding device identifier and search frame DID_DISCOVERY.Consequently, it is possible to the
The intervalometer of the entrance corresponding to the second unified terminal device UTD2 is reset to a default value by one unification termination UTD1.Phase
As, if the first unified terminal device UTD1 judges that the device identification of the 3rd unified terminal device UTD3 is expired, the first unification
Termination UTD1 produces a device identification and searches frame DID_DISCOVERY.Wherein, the device identification searches frame DID_
The original device identifier SDID of DISCOVERY is set to the device identification of the first unified terminal device UTD1, and this device
Identifier searches the device that target device identifiers DDID of frame DID_DISCOVERY are set to the 3rd unified terminal device UTD3
Identifier.According to the media access control address of the 3rd unified terminal device UTD3 in device catalogue, the first unified terminal device
Device identification search frame DID_DISCOVERY is constantly unicast to the 3rd unified terminal device UTD3 by UTD1.If however,
The already out network systems of three unified terminal device UTD3, the 3rd unified terminal device UTD3 may cannot respond to device identification and search
Seek frame DID_DISCOVERY.In the case, the first unified terminal device UTD1 is by the device of the 3rd unified terminal device UTD3
Identifier is deleted from device catalogue.
It should be noted that those skilled in the art can be by method 40,70, device method for searching 50,80 and intervalometer
Inspection method 1000, by hardware, firmware, (i.e. the combination of hardware unit and computer instruction, the data in hardware unit are for only
Read software data) or the mode such as electronic system realize.Hardware can be comprising simulation, numeral and hybrid circuit (i.e. microcircuit, microchip
Or silicon).Electronic system can be comprising system single chip (system on chip, SOC), system encapsulation (system in
Package, Sip), computer module (computer on module, COM) and communication device 30.
In sum, the processing method searched provided by the present invention for device, can set up and safeguard a communication device
Device catalogue.
Although the present invention is disclosed above in a preferred embodiment thereof, so it is not limited to the present invention, any affiliated skill
Technical staff in art field, without departing from the scope of the present invention, can do some changes, therefore protection scope of the present invention
The scope that should be defined by claim is defined.
Claims (12)
1. the processing method that a kind of device is searched, for a network system, the network system includes at least one first communication device
And one second communication device, the method includes：
Generation includes a search management frame of an identifier of first communication device and a media access control address；
Propagate the search management frame；And
When a mark of second communication device is received corresponding to the search management frame and included from one second communication device
During one response message of symbol and a media access control address, according to the identifier and the media of second communication device
Accessing to control address, a newly-increased entrance is to being stored in a device catalogue of first communication device.
2. the processing method that device as claimed in claim 1 is searched, it is characterised in that the search management frame also includes a biography
The step of broadcasting target device identifiers, and propagate the search management frame includes：
The multiple search management frame of transmission.
3. the processing method that device as claimed in claim 1 is searched, also includes：
Start a first timer, the first timer is used to refer to the reception of the response message corresponding to the search management frame
Period.
4. the processing method that device as claimed in claim 3 is searched, it is characterised in that when receiving from second communication device
Corresponding to the search management frame and include second communication device the identifier and the media access control address should
During response message, according to the identifier and the media access control address of second communication device, the entrance is increased newly in storage
The step being stored in the device catalogue of first communication device includes：
Before the first timer timing expires, when receiving the return information, according to the mark of second communication device
Symbol and the media access control address, the newly-increased entrance is in the device catalogue of first communication device.
5. the processing method that device as claimed in claim 4 is searched, also includes：
Start a second timer, the second timer is used for confirming mark comprising second communication device in the device catalogue
Know the expiry date of the entrance of symbol.
6. the processing method that device as claimed in claim 5 is searched, also includes：
When the second timer timing expires, according to the media access control address of second communication device, transmission 1 the
Two search management frame to second communication device；
When from second communication device receive corresponding to this second search second response message of management frame when, reset this
Two intervalometers；And
When second response message is not received from second communication device, delete include in the device catalogue this second lead to
The entrance of the identifier of news device.
7. the processing method that a kind of device is searched, for a network system, the network system includes at least one first communication device
And one second communication device, the method includes：
Judge whether that from one second communication device receiving the identifier for including second communication device and a media visits
Ask a search management frame of control address；And
Identifier and the media interviews control when the search management frame is received, according to second communication device for obtaining
Address processed, renewal is stored in a device catalogue of first communication device.
8. the processing method that device as claimed in claim 7 is searched, also includes：
Start a first timer, confirm the expiry date of the identifier of second communication device in the device catalogue.
9. the processing method that device as claimed in claim 8 is searched, also includes：
When the first timer timing expires, according to the media access control address of second communication device, transmission 1 the
Two search management frame to second communication device；
When from second communication device receive corresponding to this second search management frame a response message when, reset this first determine
When device；And
When the response message is not received from second communication device, delete and include the second communication dress in the device catalogue
One entrance of the identifier put.
10. the processing method that device as claimed in claim 9 is searched, also includes：
Start a second timer, the second timer is used to refer to the return information corresponding to the second search management frame
Reception period.
The processing method that 11. devices as claimed in claim 10 are searched, it is characterised in that when from second communication device reception
To corresponding to this second search the response message of management frame when, include the step of reset the first timer：
Before the second timer timing expires, i.e., receive corresponding to the second search management frame from second communication device
The response message when, reset the first timer.
The processing method that 12. devices as claimed in claim 10 are searched, it is characterised in that when not connecing from second communication device
When receiving the response message, the step of delete the entrance for the identifier for including second communication device in the device catalogue
Include：
When the second timer expires, when not receiving the response message from second communication device yet, the device mesh is deleted
Include the entrance of the identifier of second communication device in record.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710164986.XA CN107105069A (en) | 2012-07-26 | 2012-07-26 | The processing method that device is searched |
| CN201210262669.9A CN103581125B (en) | 2012-07-26 | 2012-07-26 | device search processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210262669.9A CN103581125B (en) | 2012-07-26 | 2012-07-26 | device search processing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101197780A (en) * | 2007-12-19 | 2008-06-11 | 华为技术有限公司 | Method, system and device for updating MAC address |
| CN101202668A (en) * | 2006-12-11 | 2008-06-18 | 佳能株式会社 | Network management system and network management method |
| CN101517977A (en) * | 2006-09-21 | 2009-08-26 | Posdata株式会社 | Router and routing method for portable Internet service |
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| ZA200708854B (en) * | 2005-04-22 | 2009-01-28 | Microsoft Corp | Wireless device discovery and configuration |
| US20080043665A1 (en) * | 2006-08-18 | 2008-02-21 | Jeon Hong-Seok | IPv6 NEIGHBOR DISCOVERY SUPPORT METHOD ON WIRELESS COMMUNICATIONS SYSTEM |
| CN101207514A (en) * | 2006-12-22 | 2008-06-25 | 友劲科技股份有限公司 | Network apparatus discover method |
| US8396489B2 (en) * | 2009-12-17 | 2013-03-12 | Pokos Communications Corp | Method and system for transmitting and receiving messages |
| CN102571888A (en) * | 2010-12-22 | 2012-07-11 | 江苏联优信息科技有限公司 | Method for discovering wireless sensor access multiplexing equipment in centralized control type wireless sensor network |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101517977A (en) * | 2006-09-21 | 2009-08-26 | Posdata株式会社 | Router and routing method for portable Internet service |
| CN101202668A (en) * | 2006-12-11 | 2008-06-18 | 佳能株式会社 | Network management system and network management method |
| CN101197780A (en) * | 2007-12-19 | 2008-06-11 | 华为技术有限公司 | Method, system and device for updating MAC address |
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| CN103581125A (en) | 2014-02-12 |
| CN107105069A (en) | 2017-08-29 |
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