CN1160639C - Method for realizing resource share of dynamic group net - Google Patents
Method for realizing resource share of dynamic group net Download PDFInfo
- Publication number
- CN1160639C CN1160639C CNB021173346A CN02117334A CN1160639C CN 1160639 C CN1160639 C CN 1160639C CN B021173346 A CNB021173346 A CN B021173346A CN 02117334 A CN02117334 A CN 02117334A CN 1160639 C CN1160639 C CN 1160639C
- Authority
- CN
- China
- Prior art keywords
- node
- equipment
- network
- dedicated
- opertaing device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Abstract
The present invention relates to a method for sharing resources by the dynamic networking of a plurality of devices in a network with a limited range, which comprises: software is installed on each device needing to realize dynamic networking, and comprises a network transmission layer module, a device management layer module and a service management layer module; a public node is created, and a device in the network serves as a public node control device so as to broadcast an announcement; the device is added to the public node, and the service information of the device is registered; the device added to the public node can create a new special node or add the existing special node, and the node control device of the special node broadcasts an announcement about the existence message of the node control device; the device obtains service information existing in the network by indexing the public node control device; and the special node control device transmits service invoking information to the device added to the special node. Network parameters do not need to be preset for the devices in the network, and the node can be dynamically and freely formed; each device can freely release the resources of the device and utilize the resources of other devices.
Description
Technical field
The present invention relates to computer network and distributed computing technology field, relate to a kind ofly in the limited range network environment or rather, be used for interconnecting of network enabled equipment room, comprise dynamic group net and then realize the method for resource sharing.
Background technology
Traditional network technology provides basic communication and addressing method for the network equipment, as TCP (ICP/IP protocol) family, but still lack a kind of match with it, the architecture and method that can realize dynamic group net and resource sharing.
Dynamic group net involved in the present invention comprises three implications: the one, and the equipment in the network need not to carry out the network parameter configuration by manual mode in advance; The 2nd, can be dynamically from network, select relevant device to form a node, node can be used to the function that realizes that single equipment can't be finished, or improves the performance of the former function of these single equipments; Three be can direct communication between two nodes and resource sharing with expansion single node function.
Resource sharing involved in the present invention is meant that under the prerequisite that does not increase the network equipment equipment in the network can be provided by the resource that self can provide easily, and the resource that can retrieve and utilize other equipment to provide easily.
It is that distributed computing technology has proposed many standards and method that a plurality of tissues and company are arranged in the world, has realized the dynamic group net and the resource sharing of LA Management Room to some extent.
UPNP forum proposed the network architecture that a cover is conceived to control home appliance, the network equipment based on UPNP can dynamically form a peer-to-peer network, each equipment in the network can dynamically be issued the resource of other equipment in its other resources and the retrieval network, but UPNP provides the method as another equipment of device control at reference mark, is not the method that realizes a plurality of equipment room dynamic group nets and resource sharing.
CORBA is a kind of cross-platform distributed computing technology that is proposed by international object management group, a special central server in order to realize that object is retrieved is arranged in this technical requirement network, its application model relatively is suitable for client/server (Client/Server) pattern, and the dynamic group net that can not support a plurality of equipment rooms well is with resource sharing and cooperate.
The DCOM distributed computing technology that Microsoft proposes, but its enforcement only limits on the system platform of Microsoft, and only provided a new Client/Server computing platform.
Present various Peer-to-Peer technology of rising, what consider emphatically is under the internet environment condition, how not rely on central server and realize resource sharing, wherein typical technical scheme has Freenet, Gnutella and Napster, but the shared resource scope that they can be realized is all too little, and it is shared to be confined to static file mostly.
Grid has proposed a kind ofly striding tissue or striding the technology that realizes resource sharing in the network environment of company, but up to the present, this technology only is a kind of development framework also, fails to provide the specific implementation method of dynamic group net and resource sharing.
In sum, the various distributed computing technologies that exist though provided multiple solution for the specific resources issue of individual equipment with retrieval, are all failed to solve a plurality of equipment room dynamic group nets and are realized various resource sharings and the problem of cooperating at present.
Summary of the invention
This civilized purpose is the method for a kind of dynamic group net of design with the realization resource sharing, in limited range network (as the IPV4 network), realizes the dynamic group net of LA Management Room, resource sharing, and this method can realize the dynamic group net and the resource sharing of a plurality of equipment.Equipment in the network need not to carry out presetting of network parameter, just dynamically freely forms node; Each equipment in the network both can be issued the resource of controlling oneself, and also can retrieve and utilize the resource of miscellaneous equipment.
Equipment of the present invention comprises desk-top computer, notebook computer, PDA (Personal Digital Assistant) (PDA), computer peripheral and some intelligent domestic electrical equipment etc., by proxy for equipment and protocol gateway, these equipment can also carry out with some traditional domestic electric appliances alternately.
In order to realize above-mentioned purpose, the invention provides a kind of dynamic group net to realize the method for resource sharing, it is characterized in that may further comprise the steps:
A. each in the same broadcast domain need realize a dynamic group net and resource sharing software are installed on the equipment of dynamic group net and resource sharing in the limited range network, comprising: the transport network layer module, and be responsible for data and send and receive; Equipment control layer module, the control of annexation and management between apparatus for establishing; The SML module realizes the Service Management of equipment self or node, these equipment with broadcast mode termly to network transfer equipment announcement message;
B. work as the common node opertaing device by a filling apparatus, create common node, and declare that with broadcast mode there is message in it;
C. the equipment that require to add common node, the information on services that can provide to this equipment of node control facility registration of common node;
D. the equipment that adds common node is by to common node opertaing device index or intercept the mode of dedicated node announcement message, create a new dedicated node or add an existing dedicated node to obtain the information on services that needs, the node control equipment of dedicated node declares that with broadcast mode there is message in it;
E. in the broadcast domain that does not have the common node opertaing device, needed information on services or dedicated node announcement message are searched or intercepted to equipment by broadcasting and multicast mode, to create a new dedicated node or to add an existing dedicated node, the node control equipment of dedicated node declares that with broadcast mode there is message in it;
F. the node control equipment of dedicated node, the information on services that exists in the network is inquired about and obtained to the node control equipment of index common node;
G. the node control equipment of dedicated node invites the equipment with required information on services to add dedicated node according to Query Result;
H. the node control equipment of dedicated node is to the equipment transmission service invocation information of adding dedicated node and the Collaborative Control information between the service.
The present invention carries out dynamic combined by creating common node and dedicated node to a plurality of services (equipment), to realize resource sharing; There is the service entities (equipment) that can finish node administration in a common node, and all the other services (equipment) of this common node are all registered to this service (equipment), and accepts the management of this entity (equipment); Default all service entities (equipment) that belong to unified common node can be created the outer dedicated node of a common node, can invite other service entities (equipment) to join in the dedicated node of new establishment; After a new public or dedicated node is created, be responsible for declaring that to network there is message in it by its node administration service entities, other service entities just can propose to add application to the management service entity (equipment) of public or dedicated node behind this public or dedicated node announcement message of uppick.Thereby realized each equipment in the network, both can issue own resource, also can retrieve and utilize the goal of the invention of miscellaneous equipment resource.
A kind of dynamic group net of the present invention to be to realize the method for resource sharing, it is characterized in that further comprising between common node or between dedicated node or realize the step of resource sharing between common node and dedicated node:
I. send the node announcement message of node separately by source common node opertaing device or dedicated node opertaing device, target common node opertaing device or dedicated node opertaing device to network respectively;
J. source common node opertaing device or dedicated node opertaing device, target common node opertaing device or dedicated node opertaing device, by initiating request and receiving the process of asking, set up shared resources and exchange resource information between two common nodes or two dedicated nodes or common node and dedicated node respectively;
K. equipment in the common node of source or the equipment in the dedicated node are to source common node opertaing device or the dedicated node opertaing device is initiated and through target common node opertaing device or the request of device resource in device resource or the dedicated node in the dedicated node opertaing device is transmitted the invocation target common node;
L. by equipment in equipment or the dedicated node in the target common node, to target common node opertaing device or the dedicated node opertaing device is beamed back and through source common node opertaing device or the resource transfer response of equipment in equipment or the dedicated node in the dedicated node opertaing device is transmitted to the source common node.
The present invention is by the communication mechanism of (comprise between common node and common node, between dedicated node and dedicated node and between common node and dedicated node) between two nodes, set up shared resources, equipment in the switching node resource information mutually just, two nodes just can carry out resource sharing by node control equipment separately.
Description of drawings
Fig. 1 be various physical network devices are abstract from functional perspective in the present invention be the apparatus logic model structure synoptic diagram of a logical device;
Fig. 2 is the formation synoptic diagram of present device common node;
Fig. 3 is node of the present invention (public and special-purpose) generative process synoptic diagram;
Fig. 4 is an inter-node communication process synoptic diagram of the present invention;
Fig. 5 is the structural representation of node generting machanism of the present invention when being used for home network;
Fig. 6 is the structural representation of node generting machanism of the present invention when being used for meeting room.
Embodiment
Method of the present invention need not increase any new equipment on network existing equipment basis, only need on hope possesses the equipment of dynamic group net and resource sharing function extra software be installed, realize dynamic group net and the resource sharing of the present invention under the limited range network environment by this software: an equipment can be set up the bottom communication link with miscellaneous equipment intelligently; To the relevant information of miscellaneous equipment declaration self; Find that other has the equipment of this software in the network, dynamically form a node (combinations of a plurality of services) on demand intelligently with them, thereby support to be distributed in service sharing on a plurality of equipment and integrated, this service is provided by the resource entity with certain function, comprise cooperating of software or hardware or software and hardware, self provide print service by print driver by the printer physical equipment as printer.
Referring to Fig. 1, be to implement in the inventive method various physical network devices abstract to be the model structure of a logical device, from top to bottom to comprise SML 11, equipment control layer 12 and transport network layer 13 from functional perspective.Wherein, transport network layer 13 is responsible for the transmission and the reception of data; Equipment control layer 12 is realized control and management that the equipment room annexation is set up, as the authentication that realizes equipment room etc.; The Service Management of SML 11 realization equipment itself or device node is as to inspection of service call security etc.
Implement method of the present invention and need in network, form the node that constitutes by a plurality of equipment, in this node, need an equipment and realize the node administration function, this equipment of realizing the node administration function is exactly node control equipment, and also promptly a node is made of a node control equipment and possible a plurality of equipment.Must there be the service entities that to finish the node administration function on the node control equipment, implement on each equipment of the inventive method, can there be the service entities that to finish this node administration function, but at an intra-node, synchronization has only a node administration service entities on the equipment to be in active state.
Node control equipment can be specified by the user and also can dynamically be produced.
Node of the present invention comprises common node and two kinds of node types of dedicated node, and all service entities is all default in the same broadcast domain belongs to a unified common node, and any one service entities all can be created the outer dedicated node of a common node.
Referring to Fig. 2, be that the node of implementing the inventive method constitutes synoptic diagram, equipment 1, equipment 2, equipment 3 and equipment 4 are connected on LAN (Local Area Network) or the WLAN (wireless local area network) (LAN/WLAN), and oval interior equipment 1, equipment 2 and equipment 3 have constituted a node.Have the service entities NMS1 (NodeManager Service) of this node of management on the equipment 1, form node control equipment, equipment 2 and equipment 3 are respectively server (Service) 1 and server (Service) 2.
Referring to Fig. 3, among the figure, equipment 1, equipment 2, equipment 3 and equipment 4 are connected on LAN (Local Area Network) or the WLAN (wireless local area network) (LAN/WLAN), wherein GNMS (Global Node Manage Service) is a service entities of realizing the common node management on the equipment 1, SNMS (Specific Node Manage Service) is service entities of realizing the dedicated node management on the equipment 2, Service 1 is a service on the equipment 3, and Service 2 is services on the equipment 4.
Each step implication is as follows among the figure:
Step 1, equipment 1 is created common node, and declares its common node message to network LAN/WLAN;
Step 2, step 3 and step 4 are respectively equipment 2, equipment 3 and equipment 4 self are added common node;
Step 5, equipment 2 is created a new dedicated node, and to the relevant dedicated node message of network declaration;
Step 6, the information on services of equipment 2 by existing in the common node requester network;
Step 7, equipment 1 returns related service information to specialized equipment 2;
Step 8, equipment 2 invite the equipment 3 at Service 1 place to add dedicated node;
Step 9, equipment 3 adds dedicated node;
Step 10, equipment 2 invite the equipment 4 at Service 2 places to add dedicated node;
The generative process of a node shown in Fig. 3 (complete node generates and the dismission process should comprise: device addressing, and the equipment declaration, node is created, and node expands, node is destroyed, steps such as common node management and equipment election).
In above-mentioned steps, be in that all devices of same broadcast domain is all default to belong to a unified common node.Any equipment can serve as the node control equipment of common node under the condition that himself ability allows, but synchronization only allows in the same broadcast domain to have a common node opertaing device, as equipment 1.Be to disappear automatically when not having opertaing device in network the life cycle of common node.
If have common node in the residing broadcast domain of equipment, then this equipment should add this common node.After equipment adds common node, should register the information on services of this equipment to the opertaing device of this common node.By the service of all devices in the common node opertaing device management node, common node only plays the effect of service index to the management of each device service.
Any one equipment in the network all can be created the outer dedicated node of a common node, and as equipment 2, this equipment can invite other equipment to join in the dedicated node of new establishment.Except the opertaing device of common node, an equipment can only be in active state at synchronization in a node, and the life cycle of dedicated node is then by the node control plant maintenance of creating this dedicated node.
The life cycle of node is by the control of the opertaing device of node, as equipment 1, equipment 2, and when the previous node of creating is destroyed in the opertaing device decision, each equipment sending node OPT-OUT NOTICE that should be in node.When an equipment withdraws from the node that is participated in, should on the opertaing device of common node, nullify the information on services of all these equipment.
After a new node (comprising public and dedicated node) was created, by the node control equipment of this node, promptly the equipment among the figure 1, equipment 2 were responsible for declaring to network the information that exists of this node, and the node announcement message sends with the forms of broadcasting.After this node declaration information of other equipment uppicks, just can propose to add application as equipment 1, equipment 2 to the node control equipment of this node.
All devices in the network carries out the facility information declaration with broadcast mode, they are termly to network multicast transfer equipment announcement message, be equipped with correlation attribute information such as type, device name and device identifier at message middle finger exposed installation, obtain the relevant information of this equipment for miscellaneous equipment in view of the above.During device addressing, employing is by the local ip address collocation method of the ZEROCONF working group proposition of IETF, increase the IP address of one 169.254/16 network segment for each network interface of equipment, the distribution mechanism of its IP address can guarantee can not produce the IP address conflict phenomenon effectively in a broadcast domain, has also saved the needed manual network parameter configuration of user originally simultaneously.
To the message that exists of network declaration self, the node announcement message should comprise the IP address of node control equipment to node control equipment, the node type of this node, the node identifier of this node and correlation attribute information termly.The node announcement message sends with the forms of broadcasting, comprises 169.254/16 network segment address of node control equipment in the node announcement message.If also have routable IP address on the node control equipment, then should send the node announcement message that comprises routable ip address information with the multicast form simultaneously.
Any equipment in the network can by initiatively or passive mode come the node that exists in the Network Search.To be equipment search message with the forms of broadcasting or multicast form when having routing IP (but) to the network sending node to active mode wherein.The node control equipment that meets search criterion is then searched equipment sending node announcement message with the clean culture form to this; Passive mode is broadcast address and the multicast address that equipment is intercepted appointment, to obtain the message that is in same broadcast domain or is in the node in the different broadcast domains.
When having node messages in the device discovery network, can initiate node to the opertaing device of this node and join request, whether allow this equipment to add ingress, realize that promptly node expands by the decision of node control equipment.
Node control equipment also can be by intercepting equipment announcement message on the network obtaining the facility information on the current network, and node control equipment can be initiated node to equipment and be added and invite, and whether adds this node by the equipment decision.
Referring to Fig. 4, internodal communication mechanism shown in the figure.Equipment 1, equipment 2, equipment 3 and equipment 4 are connected on LAN (Local Area Network) or the broadband LAN (LAN/WLAN), wherein NMS 1 (Node Manage Service) is the service entities that a realization is public or dedicated node 1 is managed on the equipment 2, NMS 2 (Node ManageService) is service entities that realization is public or dedicated node 2 is managed on the equipment 3, Service 1 is a service on the equipment 1 in the node 1, and Service 2 is services on the equipment 4 in the node 2.NMS 1 and NMS 2 realize that the step of inter-node communication mechanism is as follows:
The node announcement message of step 1, equipment 2 sending node 1 in network;
The node announcement message of step 2, equipment 3 sending node 2 in network;
Step 3, node 1 is initiated the resource sharing request to node 2;
Step 4, the 1 resource sharing request of node 2 recipient nodes, 2 of node 1 and nodes are set up shared resources between node;
Step 5, node 1 and node 2 switching node resource informations;
Step 6, the Service 1 in the node 1 on the equipment 1 is initiated in the node 2 call request of Service 2 on the equipment 4 to node 1 opertaing device;
Step 7, node 1 opertaing device is transmitted call request and is given node 2 opertaing devices;
Step 8, node 2 opertaing devices are transmitted call request and are given equipment 4;
Step 9, the Service 2 of equipment 4 will call response and send back to node 2 opertaing devices;
Step 10, node 2 opertaing devices are transmitted and are called response to node 1 opertaing device;
In the above-mentioned steps, the communication mechanism between the public or dedicated node of two differences is realized by node control equipment separately.The opertaing device of two nodes can be found the other side by the other side's node announcement message.The opertaing device of a node (being called the source node opertaing device) can be initiated the resource sharing request to the opertaing device (being called the destination node opertaing device) of another node.The destination node opertaing device is made the node resource sharing request that allows or refuse source node according to the security strategy of self.After two nodes are set up shared resources, switching node resource information mutually.Equipment in two nodes can carry out resource sharing by node control equipment separately.Wherein call the response comprise service invocation information and the service between Collaborative Control information.
Referring to Fig. 5, illustrate the domestic network system structure that adopts the inventive method to form in the frame of broken lines, can realize the dynamic group net of household internal network and to the Based Intelligent Control of household electrical appliances.Among the figure, 51 is family gateway equipment, and 52 is lamp device, and 53 is television equipment, and 54 is acoustics, and 55 is PC equipment, and 56 for providing the AP equipment of wireless access, connects mobile device 58 (comprising PDA, notebook etc.) by WLAN (wireless local area network).Home gateway 51 wherein has low-power consumption, and the performance of not cutting off the power supply should have the multiple network interface in addition, is the external the Internet interface as interface 1, connects the Internet; Interface 2 is the RS232 interface, connects electric light 52, TV 53 and sound equipment 54 etc.; Interface 3 is an Ethernet interface, connects PC 55, AP machine 56 etc.Can artificially specify home gateway 51 to be the common node opertaing device in this network.
The network equipment in the family enters behind the Ethernet to find with home gateway 51 the being common node of opertaing device by intercepting common node message as PC equipment 55, mobile device 58.
Conventional domestic electric equipment in the family can as CEBus etc., by various household network standards interfaces, be received on the home gateway 51 as the RS232 interface by the home-network protocols of standard as electric light 52, TV 53, sound equipment 54 etc.The issue and the control of by CEBus network agent service entities realization of operation the CEBus network being served on the home gateway 51.
After PC 55 or mobile device 58 add common node, node service, the retrieval service that can provide by common node opertaing device-home gateway 51, find each equipment in the home network, can be by creating dedicated node or under the management of common node opertaing device, and then it is implemented control.PDA as available PC 55, mobile device 58 controls TV 53, sound equipment 54 etc.
In like manner, adopt node generting machanism of the present invention, the network insertion service that the outer equipment of this family also can provide by the Internet, home gateway 51 is linked in this family network, and then adds in this family network node, realizes the Long-distance Control to household appliances.
Referring to Fig. 6, illustrate among the figure the inventive method is applied to can form the intelligent meeting cell structure in the meeting room environment.Among the figure, 61 for providing the AP equipment of wireless access, and 62 is the network printer, and 67 is PC equipment, and AP equipment 61, the network printer 62 and PC equipment connect by Ethernet; Attend a meeting notebook 1 (63), the notebook 2 (64) of attending a meeting ... the notebook N (65) that attends a meeting, (not shown)s such as wireless display instrument 66 and PDA, mobile phone are as mobile device, and are connected with AP equipment by WLAN (wireless local area network).
In the meeting room environment shown in the figure, AP equipment 61, the network printer 62 and the PC equipment 67 of wireless access are provided, wireless display instrument 66 is the meeting room resident devices, with regard to the function and the performance of AP equipment 61, the network printer 62 and wireless display instrument 66, all be not enough to serve as the common node opertaing device.After a plurality of (as N, N the is a positive integer) notebook of attending a meeting enters the meeting room environment, from PC equipment 67 and N the notebook of attending a meeting, specify an equipment as the common node opertaing device by the conference administrator.
The network printer 62 and wireless display instrument 66 can be with self service registry to this common node opertaing devices by intercepting the common node announcement message.
After common node forms, all notebooks of attending a meeting need not to install in advance printed driver, also need not to be directly connected on the wireless display instrument, can realize ordered control to them, comprise each notebook of attending a meeting, by creating dedicated node, all can be under the control of common node opertaing device, use the wireless display instrument 66 and the network printer 62, can not clash.
The service that present device can provide all can be described by measured WSDL language, and can do certain expansion according to standard.
Claims (14)
1. a dynamic group net is characterized in that may further comprise the steps to realize the method for resource sharing:
A. each in the same broadcast domain need realize a dynamic group net and resource sharing software are installed on the equipment of dynamic group net and resource sharing in the limited range network, comprising: the transport network layer module, and be responsible for data and send and receive; Equipment control layer module, the control of annexation and management between apparatus for establishing; The SML module realizes the Service Management of equipment self or node, these equipment with broadcast mode termly to network transfer equipment announcement message;
B. work as the common node opertaing device by a filling apparatus, create common node, and declare that with broadcast mode there is message in it;
C. the equipment that require to add common node, the information on services that can provide to this equipment of node control facility registration of common node;
D. the equipment that adds common node is by to common node opertaing device index or intercept the mode of dedicated node announcement message, create a new dedicated node or add an existing dedicated node to obtain the information on services that needs, the node control equipment of dedicated node declares that with broadcast mode there is message in it;
E. in the broadcast domain that does not have the common node opertaing device, needed information on services or dedicated node announcement message are searched or intercepted to equipment by broadcasting and multicast mode, to create a new dedicated node or to add an existing dedicated node, the node control equipment of dedicated node declares that with broadcast mode there is message in it;
F. the node control equipment of dedicated node, the information on services that exists in the network is inquired about and obtained to the node control equipment of index common node;
G. the node control equipment of dedicated node invites the equipment with required information on services to add dedicated node according to Query Result;
H. the node control equipment of dedicated node is to the equipment transmission service invocation information of adding dedicated node and the Collaborative Control information between the service.
2. a kind of dynamic group net according to claim 1 is to realize the method for resource sharing, it is characterized in that: described steps A, also comprise the local ip address collocation method that proposes by the ZEROCONF working group of IETF by network, on each need realize the device network interface of dynamic group net and resource sharing, set up the IP address of one 169.254/16 network segment.
3. a kind of dynamic group net according to claim 1 is to realize the method for resource sharing, it is characterized in that: in the described steps A, equipment termly to network transfer equipment announcement message, comprises device type, device name information and device identifier with broadcast mode at least.
4. a kind of dynamic group net according to claim 1 is characterized in that: among the described step B, serve as the equipment of common node opertaing device and can artificially specify to realize the method for resource sharing; Among the described step D, the equipment that serves as the dedicated node opertaing device is the arbitrary equipment except that serving as the common node opertaing device in the network, except that the equipment that serves as the common node opertaing device, each equipment in the network can only be in active state at synchronization in a dedicated node.
5. a kind of dynamic group net according to claim 1 is to realize the method for resource sharing, it is characterized in that: the announcement message among described step B and the step D comprises the node identifier of node type, common node or dedicated node and other relevant attribute information of IP address, common node or the dedicated node of common node opertaing device or dedicated node opertaing device at least.
6. a kind of dynamic group net according to claim 5 is to realize the method for resource sharing, and it is characterized in that: the IP address of described common node opertaing device or dedicated node opertaing device is 169.254/16 network segment address of equipment; When equipment has routable IP address, in described announcement message, also should comprise this routable IP address, and send with the multicast form.
7. a kind of dynamic group net according to claim 1 is to realize the method for resource sharing, and it is characterized in that: among the described step B, the life cycle of common node is with the establishment and the disappearance of common node opertaing device in the network; Among the described step D, safeguarded by the dedicated node opertaing device of creating this dedicated node the life cycle of special-purpose node in the network; Common node opertaing device or dedicated node opertaing device when destroying the common node created or dedicated node, all devices sending node OPT-OUT NOTICE in common node or dedicated node.
8. a kind of dynamic group net according to claim 1 is characterized in that to realize the method for resource sharing: adding or the index of described step C to the step G, undertaken by the node that exists in the active mode Network Search by equipment; Described active mode is to search message with broadcast mode to the network sending node by equipment, searches equipment with mode of unicast to this by the node control equipment of public or dedicated node and sends described node announcement message.
9. a kind of dynamic group net according to claim 8 is to realize the method for resource sharing, and it is characterized in that: in the described active mode, when described equipment had routable IP address, equipment was searched message in the multicast mode to the network sending node.
10. a kind of dynamic group net according to claim 1 is characterized in that to realize the method for resource sharing: adding or the index of described step C to the step G, undertaken by the node that exists in the passive mode Network Search by equipment; Described passive mode is by broadcast address and the multicast address of equipment by intercepting appointment, obtains the public or dedicated node message that is in same broadcast domain or the different broadcast domain.
11. a kind of dynamic group net according to claim 1 is to realize the method for resource sharing, it is characterized in that: described step C also comprises: withdraw from the equipment of common node, nullify the information on services that this equipment can provide to the node control equipment of common node.
12. a kind of dynamic group net according to claim 1 to realize the method for resource sharing, is characterized in that further comprising between common node or between dedicated node or realize the step of resource sharing between common node and dedicated node:
I. send the node announcement message of node separately by source common node opertaing device or dedicated node opertaing device, target common node opertaing device or dedicated node opertaing device to network respectively;
J. source common node opertaing device or dedicated node opertaing device, target common node opertaing device or dedicated node opertaing device, by initiating request and receiving the process of asking, set up shared resources and exchange resource information between two common nodes or two dedicated nodes or common node and dedicated node respectively;
K. equipment in the common node of source or the equipment in the dedicated node are to source common node opertaing device or the dedicated node opertaing device is initiated and through target common node opertaing device or the request of device resource in device resource or the dedicated node in the dedicated node opertaing device is transmitted the invocation target common node;
L. by equipment in equipment or the dedicated node in the target common node, to target common node opertaing device or the dedicated node opertaing device is beamed back and through source common node opertaing device or the resource transfer response of equipment in equipment or the dedicated node in the dedicated node opertaing device is transmitted to the source common node.
13. a home network dynamic group net participates in dynamic group net and comprises with the equipment of realizing resource sharing to realize the method for resource sharing: family gateway equipment is connected with the family external network by network interface; More than one traditional home appliance equipment is connected with family gateway equipment by the household network standards interface; With comprise the PC type equipment, be used for the home network device of the AP equipment of wireless access, home network device is connected with family gateway equipment by Ethernet with AP equipment, mobile device is connected with AP equipment by WLAN (wireless local area network);
It is characterized in that described dynamic group net comprises with the method that realizes resource sharing:
A1. need realize a dynamic group net and resource sharing software are installed on the equipment of dynamic group net and resource sharing at each, comprise: the transport network layer module, be responsible for data and send and receive; Equipment control layer module, the control of annexation and management between apparatus for establishing; The SML module realizes the Service Management of equipment self or node, these equipment with broadcast mode termly to network transfer equipment announcement message;
B1. specifying family gateway equipment or some PC type equipment is common node opertaing device in the network, issue common node announcement message;
C1. family's legacy equipment is realized the issue and the control of network service by the network agent service entities that moves on standard-family's procotol and the family gateway equipment;
D1. the home network device that enters Ethernet is found common node and is added common node by intercepting the common node announcement message;
E1. home network device is retrieved the node service that the common node opertaing device provides, and finds family's legacy equipment, under the management of common node opertaing device family's legacy equipment is implemented control; Perhaps, home network device is created dedicated node by the broadcast or multicast mode, and the miscellaneous equipment in the home network adds dedicated node by searching or intercept mode, uses the shared resource in the dedicated node under the management of dedicated node opertaing device.
14. the dynamic group net of a meeting room network is to realize the method for resource sharing, participate in dynamic group net and comprise with the equipment of realizing resource sharing: be used for AP equipment, the network printer and the PC equipment of wireless access, AP equipment is connected with Ethernet with the network printer; Wireless display instrument and the mobile device that comprises N attend a meeting notebook, mobile phone, PDA (Personal Digital Assistant), mobile device is connected with AP equipment by WLAN (wireless local area network); It is characterized in that described dynamic group net comprises with the method that realizes resource sharing:
A2. need realize a dynamic group net and resource sharing software are installed on the equipment of dynamic group net and resource sharing at each, comprise: the transport network layer module, be responsible for data and send and receive; Equipment control layer module, the control of annexation and management between apparatus for establishing; The SML module realizes the Service Management of equipment self or node, these equipment with broadcast mode termly to network transfer equipment announcement message;
B2. the people is for specifying an equipment as the common node opertaing device in the meeting room environment, to Web publishing common node announcement message;
The mobile device of B3. attending a meeting and the network printer, wireless display instrument, PC equipment is by intercepting the common node announcement message, with self service registry to the common node opertaing device;
The node service that the mobile device of C3. attending a meeting provides by retrieval common node opertaing device, discovery comprises the available resources of the network printer, wireless display instrument and PC equipment, under the management of common node opertaing device described available resources is carried out ordered control; Perhaps, one mobile device of attending a meeting or described available resources are created dedicated node by the broadcast or multicast mode, other mobile device of attending a meeting or other available resources equipment add dedicated node by searching or intercept mode, use the shared resource in the dedicated node under the management of dedicated node opertaing device.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021173346A CN1160639C (en) | 2002-05-17 | 2002-05-17 | Method for realizing resource share of dynamic group net |
| EP03735240.8A EP1511218B1 (en) | 2002-05-17 | 2003-05-16 | A method to realize dynamic networking and resource sharing among equipments |
| JP2004506243A JP4068094B2 (en) | 2002-05-17 | 2003-05-16 | Method for realizing dynamic network configuration and resource sharing between devices |
| PCT/CN2003/000361 WO2003098873A1 (en) | 2002-05-17 | 2003-05-16 | A method to realize dynamic networking and resource sharing among equipments |
| AU2003242113A AU2003242113A1 (en) | 2002-05-17 | 2003-05-16 | A method to realize dynamic networking and resource sharing among equipments |
| RU2004136982/09A RU2301498C2 (en) | 2002-05-17 | 2003-05-16 | Method for realization of dynamic network organization and combined usage of resources by devices |
| KR20047018552A KR100681625B1 (en) | 2002-05-17 | 2003-05-16 | A method to realize dynamic networking and resource sharing among equipments |
| US10/514,341 US20060155802A1 (en) | 2002-05-17 | 2003-05-16 | Method to realize dynamic networking and resource sharing among equipments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021173346A CN1160639C (en) | 2002-05-17 | 2002-05-17 | Method for realizing resource share of dynamic group net |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1458597A CN1458597A (en) | 2003-11-26 |
| CN1160639C true CN1160639C (en) | 2004-08-04 |
Family
ID=29426535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021173346A Expired - Lifetime CN1160639C (en) | 2002-05-17 | 2002-05-17 | Method for realizing resource share of dynamic group net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1160639C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1324852C (en) * | 2004-05-15 | 2007-07-04 | 中兴通讯股份有限公司 | Address conflict detecting method in communcation system |
| CN1968261B (en) * | 2005-11-14 | 2011-05-25 | 联想(北京)有限公司 | Method for resource sharing in WLAN |
| CN101388898B (en) * | 2007-09-11 | 2011-11-02 | 华为技术有限公司 | Architecture of peer-to-peer network platform |
| US8943271B2 (en) | 2008-06-12 | 2015-01-27 | Microsoft Corporation | Distributed cache arrangement |
| CN101699814B (en) * | 2009-11-16 | 2012-07-18 | 中兴通讯股份有限公司 | Assembly management system and method |
| US8400923B2 (en) * | 2010-10-15 | 2013-03-19 | Telefonaktiebolaget L M Ericsson (Publ) | Multipath transmission control protocol proxy |
| CN102801778A (en) * | 2012-06-21 | 2012-11-28 | 中兴通讯股份有限公司 | Device for realizing resource sharing and resource sharing method |
| CN106774382A (en) * | 2016-11-30 | 2017-05-31 | 中国航空工业集团公司沈阳飞机设计研究所 | A kind of multiple no-manned plane real-time situation information sharing system |
| CN110166538A (en) * | 2019-05-08 | 2019-08-23 | 中国电子科技集团公司第二十九研究所 | A kind of distributive resource managing method |
-
2002
- 2002-05-17 CN CNB021173346A patent/CN1160639C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1458597A (en) | 2003-11-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1511218B1 (en) | A method to realize dynamic networking and resource sharing among equipments | |
| CN1166124C (en) | Equipment peer-to-peer connection method in realizing dynamic network connection in home network | |
| EP2541848B1 (en) | Service routing method and service network | |
| CN1213567C (en) | Concentrated network equipment managing method | |
| EP2922321B1 (en) | 6lowpan network-based service discovery | |
| JP2005526450A6 (en) | Method for realizing dynamic network configuration and resource sharing between devices | |
| CN1309211C (en) | Distributed central management method for special shaped network equipment in distributing network environment | |
| CN1160639C (en) | Method for realizing resource share of dynamic group net | |
| CN1190042C (en) | Network equipment management method based on ethernet technology | |
| CN1160911C (en) | Method for realixing dynamic networking connection and resource sharing in equipment of home backbone network | |
| CN101313516A (en) | Domain manager system, method and device for acquiring neighbouring domain manager and updating domain manager | |
| CN1998189B (en) | Method and protocol for managing devices in a personal area network | |
| CN1863131A (en) | Service apparatus exchange network and exchange method | |
| CN1466064A (en) | Method for discovering equipment in dynamic network combination of family network | |
| CN1471275A (en) | Enterprise external virtual special network system and method using virtual router structure | |
| WO2010096989A1 (en) | Method, apparatus and system for discovering p2p traffic optimization service | |
| CN1160910C (en) | Method for searching serivice in realizing dynamic network connection and sharing recource in home network | |
| Moritz et al. | Devices profile for web services in wireless sensor networks: Adaptations and enhancements | |
| CN1728661A (en) | Method for realizing backup and load shared equally based on proxy of address resolution protocol | |
| RU2301498C2 (en) | Method for realization of dynamic network organization and combined usage of resources by devices | |
| CN1178424C (en) | Method for dynamic join of equipment and service in network meeting | |
| CN1181649C (en) | Method for converting descriptors between devices on different sub network of household network | |
| CN1878117A (en) | Communication method of combining hierarchical structure peer-to-peer network and session initiation protocol | |
| WO2011103723A1 (en) | Method for managing sensor nodes and apparatus thereof | |
| CN114095508A (en) | Method for P2P transmission under same switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20040804 |
|
| CX01 | Expiry of patent term |