CN101073232B - Communication system and its interconnecting method - Google Patents
Communication system and its interconnecting method Download PDFInfo
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- CN101073232B CN101073232B CN2005800423522A CN200580042352A CN101073232B CN 101073232 B CN101073232 B CN 101073232B CN 2005800423522 A CN2005800423522 A CN 2005800423522A CN 200580042352 A CN200580042352 A CN 200580042352A CN 101073232 B CN101073232 B CN 101073232B
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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
- H04L61/3005—Mechanisms for avoiding name conflicts
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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
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5046—Resolving address allocation conflicts; Testing of addresses
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Abstract
To exactly confirm generation of an abnormality when level deterioration of a carrier signal is generated. In a remote monitoring control system where between a master station 1 and a slave station 2 is connected by doubleness transmission paths A, B up and down, respectively, a carrier signal of transmitted information is branched with turnouts 3S, 4S, transmitted by the redundant transmission paths, received by switching it to one of the redundant transmission paths by switches 3R, 4R and switches switch receiving output to the other receiving output when the level deterioration of the received signal continues for time set by timer time limits of monitoring timers 3T, 4T, test wave generators 3C, 4C periodically inject test wave signals to the turnouts, transmit them by the redundant transmission path and switch discriminators 3J, 4J automatically compensate time difference of a received pair of test wave signals as a timer limit of the monitoring timer. Display units 3D, 4D display the time difference.
Description
Technical field
The present invention relates to a kind of communication system and interconnecting method thereof, be specifically related to a kind ofly make, have communication system and the interconnecting method thereof of finishing information interaction, service discovery between the communication system of identical name service at the identical communication mode of a plurality of employings.
Background technology
A communication system normally is made up of several communication nodes, has a unique sign in the communication system of each communication node under it at least, is used for the addressing of communication.For the ease of the specific implementation of communication, this description usually adopts specific sequence to produce, as the IP address etc.And in actual use, this sequence also is unfavorable for the expansion and the flexible configuration of system, therefore just produced the name service, for providing a kind of memonic symbol (name), the communication node that particular requirement is arranged shines upon its communications identification one by one, use and use name to visit communication node, the conversion that name and communication are represented is finished before actual communication by the name service.
For the communication system that adopts identical communication mode and name service, if its use occasion is in full accord, then the memonic symbol that adopts in the distribution of its internal communication sign and the name service will be basic identical, even it is identical, like this, must isolate relatively between this identical communication system, with interference and the conflict that prevents communication.If these identical communication systems need information interaction, the sign that then needs the several systems that participate in communication to be carried out communication node is redistributed.Usually adopt two kinds of methods to redistribute, the one, be unique with all the communication node sign unified plannings in the system of a plurality of interconnection, the 2nd, on the basis of original communications identification, increase a new part, make the sign of each communication node not repeat, but these two kinds of methods cause the change of original communication logic, information interaction based on communications identification must be affected, when particularly between system, being not principal mode alternately, and the obvious cost prohibitive of such adjustment; Equally, for the name service, identical name will produce conflict in the different communication systems after system interconnection, cause the not uniqueness of addressing, this is that communication system is flagrant, and the name of a lot of communication nodes is embodied directly in the applied logic, simple replacing title is not practicable method, common solution is exactly the name service that increases an overall situation, the conversion of name and communications identification is submitted to the global naming service and is carried out between system, extra burden produces thus, and the name resolution resource of original system inside produces redundant, and can't utilize during communication between system.
Summary of the invention
The objective of the invention is to, a kind of communication system and interconnecting method thereof are provided, overcome when interconnection realizes between the communication system of present identical communication mode harmful effect to the original system internal communication, between anti-locking system during communication to the conflict of original system inside name service, on the basis that does not change original system internal communication mechanism, utilize original system internal communication mechanism to realize the interconnection of a plurality of communication systems.
To achieve these goals, the invention provides a kind of communication system, the present invention has defined the notion in a kind of communication territory, each communication territory comprises a communication subsystem, the communication territory adopts unique sign to distinguish, a communication critical point module is set in each communication territory, this communication critical point module adopts the inner original communication mechanism of subsystem to the information interaction of inner each communication node in communication territory, information interaction between the communication critical point module in each communication territory has constituted the interconnection between the communication territory, communication critical point module has been finished the subsystem internal node and has been connected with virtual communication between other communication subsystem communication nodes, and has served as the conversion adapter of communications protocol between different communication subsystems; Communication system of the present invention comprises more than one communication territory, described communication territory has unique sign, described communication territory comprises a communication subsystem and a communication critical point module, the communication node interactive information in the communication subsystem in described communication critical point module and its communication territory, place.Described communication node and communication critical point module all comprise applied function module, territory communication driving module and internal communication driver module, and wherein, described communication critical point module also comprises the receiver module of communication between the sending module of communication between the territory and territory; Described applied function module is used for importing the message of needs transmission into or receiving the message of importing into from the territory communication driving module to the territory communication driving module; Described territory communication driving module is used for passing to the internal communication driver module to sending after message is packed, and after perhaps the message that receives being processed, extracts the territory related news and passes to applied function module; Described internal communication driver module is used for sending message and receiving the message that inner communication node sends to the communication node of communication system inside; The transmission of communication and receiver module are used to finish the transmission and the reception of message between domains between described territory.
The present invention also provides the interconnecting method of above-mentioned communication system, may further comprise the steps:
The communication node in step 3, different communications territory is set up communication link.
Communication subsystem in the communication system of the present invention in the different communications territory is communication system independently, can be the system with identical communication mode, also can be the system with different communication modes.The present invention is applicable to that the autonomous system with the communication system that is not designed to interconnect is connected with each other, and does not change the original communication mechanism of these systems simultaneously.Existing communication interconnection system requires just must consider interconnection between system at the system design initial stage, even these systems are not participation system interconnection later on, otherwise the requirement that just must follow its interconnection in the later stage transformation influences the transformation of original communication mechanism; The method of the invention is when identical communication mode system interconnection, the conflict of communication addressing can be shielded, in the system that uses the name service, the conflict of same name can be avoided, the present invention need not the management and service that provides extra, utilizes original communication mechanism to realize system interconnection.
Description of drawings
Fig. 1 is the structural representation of system of the present invention;
Fig. 2 is the flow chart of the method for the invention;
Fig. 3 is a system involved in the present invention schematic diagram when adopting net type interconnection mode;
Fig. 4 is a system involved in the present invention schematic diagram when adopting tree type interconnection mode;
Fig. 5 is the structural representation of communication node in the system that the present invention relates to;
Fig. 6 is the structural representation of communication critical point module in the system that the present invention relates to;
Fig. 7 is the form schematic diagram of the message transmitted in the method for the invention;
Fig. 8 is the form schematic diagram of the message transmitted between the internal system communication node of the present invention;
Fig. 9 is the form schematic diagram of the message transmitted between two communication critical point modules among the present invention.
Embodiment
The present invention has defined the notion in a kind of communication territory, the communication territory adopts unique sign to distinguish, each communication territory comprises a communication subsystem, and a communication critical point module is set in each communication territory, the information interaction of inner each communication node in this communication critical point module and communication territory adopts the inner original communication mechanism of subsystem, each communication territory has constituted interconnection between the communication territory by the information interaction between the module of communication critical point, communication critical point module has been finished the subsystem internal node and has been connected with virtual communication between other communication subsystem communication nodes, and has served as the conversion adapter of communications protocol between different communication systems.As shown in Figure 1, communication system of the present invention comprises more than one communication territory 100,200,300,400, described communication territory has unique sign, described communication territory comprises a communication subsystem 110 and the communication critical point module Gate1 with one or more communication nodes Node1, Node2, communication node Node1, Node2 interactive information in the communication subsystem 110 in described communication critical point module Gate1 and its communication territory, place.Each communication territory by its separately the information interaction of communication critical point module constituted interconnection between the communication territory.
The flow process of method of the present invention comprises following as shown in Figure 2:
The communication node in step 3, different communications territory is set up communication link.
Wherein, in step 1, by communication critical point module each communication territory is coupled together, the foundation of its link can adopt dual mode to carry out, and a kind of is net type interconnection mode, as shown in Figure 3; A kind of is tree type interconnection mode, as shown in Figure 4.The communication critical point module that described net type interconnection mode is more than one communication territory by its communication critical point module and other communication territories is interconnected to form netted, described communication critical point module periodically sends broadcast to the outside all the time at its life span, this message comprises the domain identifier in its communication territory, place, monitoring the outside broadcast of sending again simultaneously, and judge that whether domain identifier in the broadcast receive is the aiming field in its route information table, if not, represent that this territory not get in touch with this territory, then initiate the link setup request to the communication territory that sends this broadcast, set up communication link with it, and upgrade its route information table, if, represent this territory with this territory link setup, do not respond this broadcast; Described tree type interconnection mode promptly with any communication territory as ground floor communication territory, described ground floor communication territory connects more than one communication territory, described communication territory is as the communication territory of the second layer, each second layer communication territory connects more than one communication territory, this communication territory is as the 3rd layer communication territory, each the 3rd layer of communication territory connects more than one communication territory, described communication territory is as the 4th layer communication territory, form tree-shaped by that analogy, specifically be how many layers, how many communication territories are every layer connect, be determined on a case-by-case basis.When communication critical point module couples together each communication territory, also set up route information table in each communication critical point module, described route information table comprises aiming field and chain line, is used to preserve communication domain name and the chain line of setting up communication link with communication territory, module place, described communication critical point.Contrast Fig. 4, the route information table in its part communication territory is as shown in table 1.
Table 1
With communication territory 1,2,4 is example, referring to Fig. 4, communication territory 1 is ground floor communication territory, communication territory 2,3 is second layer communication territory, communication territory 4,5,6 is the 3rd layer of communication territory, communication territory 1 and communication territory 2,3 directly connect, with communication territory 4,5 by 2 connections of communication territory, be connected by communication territory 3 with communication territory 6, so, when communication territory 1 and communication territory 2,3,4,5,6 when connecting, its can with communication territory 2,3 directly connect, but will be by communication territory 2 and communication territory 4,5 connect, connect by communication territory 3 and communication territory 6, so, when the aiming field of its connection is communication territory 2,3 o'clock, its chain line is respectively Link1-2, Link1-3 is when the aiming field of its connection is communication territory 4,5 o'clock, its chain line still was Link1-2, when the aiming field of its connection was communication territory 6, its chain line still was Link1-3.
In like manner, if when communication territory 2 connects with communication territory 1,3,4,5,6, when the aiming field of its connection is communication territory 4,5, its chain line is respectively Link2-4, Link2-5, when the aiming field of its connection was communication territory 1,3,6, its its link was designated Link1-2.
In like manner, if when communication territory 4 connects with communication territory 1,2,3,5,6, its chain line is Link2-4.
If aiming field is a local domain, then link is designated Inner Link, and described message sends to native system inside by this link.
When communication critical point module couples together each communication territory, communication critical point module sends territory connection message notice to the communication node in its communication territory, place, for net type connected mode, communication critical point module is broadcasted described territory connection message notice to its all communication nodes of communication territory, place constantly in link establishment, and, also can provide query interface simultaneously, be used for carrying out information query to link field for newly-increased communication node in its place communication subsystem, perhaps when the internal communication node does not respond broadcast, also can initiatively carry out the inquiry that domain-to-domain link connects situation when needed by this query interface; For tree type connected mode, communication critical point module is broadcasted described territory connection message notice to inner all communication nodes of the communication system in its communication territory, place constantly in link establishment, and whether the communication territory of judging its place has set up the bottom that communication connects, if not, then described connection message is transmitted to all communication territories of connected one deck down, and safeguard the route information table information of communication critical point inside modules, determine that itself and other not direct-connected communication territory information in this route information table when setting up and disconnect can correctly reflect the link-state change situation between any two territories in the whole system.It is a kind of comparatively simple connected mode that the tree type connects, there is not the repetition link, therefore routing table only just changes when domain-to-domain link is set up and disconnect, the Link State between any two territories changes in the whole system but make when this foundation and disconnection, and does not just directly have the contiguous area of physical connection with this territory.If then finish; Wherein, connection message notice in described territory comprises the domain identifier of setting up the communication territory that communication is connected with it at least.Territory connection message notice can also comprise the message of some application layer needs, so not only can make to use and obtain the domain identifier that communication needs between follow-up territory, can also set up its annexation in application layer by discerning the applied logic of each link field with the application layer messages of its binding.
When the generation link is disconnected between system equally, also to carry out similar message informing.
After communication critical point module is notified the communication node in its communication territory, place with the connection message in each communication territory, communication node is preserved or is not preserved for this connection message, preserve the domain-to-domain link state for communication node, can set up by the logical links that the communication form of formulating the purpose territory is carried out between communication node; If do not preserve, need set up the logic communication link by communication node in broadcasting and other communication territories between the territory by this communication node.
Communication node is set up the communication link process and is in this communication node and other communication territories:
Communication node sends message to the communication critical point in its communication territory, place module, and described message comprises the domain identifier in its communication territory, place;
Described communication critical point module is broadcasted according to the chain line in its route information table the message that receives to the communication territory that is connected with its communication; If the communications protocol form is different between the form that this territory internal communication agreement is supported and territory, the message conversion of being sent by communication node that also needs to receive becomes the form that communications protocol is supported between the territory;
The communication critical point module that is connected with described communication node is monitored the broadcast of sending, and described broadcast is sent to the communication node in its communication territory, place, this communication node sends response, the response of this receiving terminal communication node is to send to the communication node of transmitting terminal, it is responded according to source address (the comprising the source domain representation) information that receives in the message, and response message also transmits as the message of communication between the territory.
For tree type connected mode, after communication critical point module is monitored the broadcast of sending, judge whether the domain identifier that sends in the described broadcast is identical with the communication territory at its place, if it is inequality, described communication critical point module is forwarded to the correct chain line of described broadcast according to its inner route information table to end communication critical point module by domain-to-domain link, this judges to end communication critical point module whether the domain identifier that sends in the described broadcast is identical with the communication territory at its place, if it is inequality, then send downwards, up to finding and the identical communication territory of domain identifier in the broadcast, described broadcast is sent to the communication node in its communication territory, place, this communication node sends response, like this, setting up communication node is connected with the communication of communication node.
Wherein, described broadcast sends to before the communication node in its communication territory, place, the form that the broadcast conversion cost territory internal communication agreement that receives is supported, and, if the reception communication node address that comprises in the message is a logical name, then described communication critical point is converted to the physical communication address by its internal system name Service with logical name.
After setting up communication node and the communication of communication node be connected, communication node promptly can with the communication node interactive information in other communication systems.
In order to finish the foundation of above-mentioned communication link, the structural representation of the communication node in each communication subsystem as shown in Figure 5, comprise applied function module 1, territory communication driving module (DomainCommunication Driver, be called for short DCD) and internal communication driver module (Inner-DomainCommunication Driver is called for short ICD), described territory communication driving module comprises message between domains transmission interface (Domain Communication Driver-Application Program Interface, be called for short DCD-API) 21 and message between domains accept adaptive (Domain Communication Driver-Adaptor, be called for short DCD-ADP) 22, described internal communication driver module comprises (the Inner-Domain Communication Driver-Application Program Interface of message transmission interface in the territory, be called for short ICD-API) 31 and the territory in adaptive (Inner-Domain CommunicationDriver-Adaptor, the abbreviation ICD-ADP) 32 of message acceptance; The structure of described communication critical point module and the structure of communication node are basic identical, its structural representation as shown in Figure 6, comprise applied function module 1 ', territory communication driving module, internal communication driver module, the receiver module (DCD-R) 42 ' of communication between the sending module of communication (DCD-S) 41 ' and territory between the territory, described applied function module 1 ' are used for the name conversion of routing inquiry, judgement and name service; Receiver module 42 ' the transmission and the reception of communication link between maintenance field respectively of communication between the sending module 41 ' of communication and territory between the territory.For communication node, when sending message, for communication in the territory, DCD-API 21 provides the interface identical with ICD-API31, and DCD-API 21 receives the transmission message of applied function modules 1, and will send message transparent pass to the internal communication driver module; Again this message is passed to other nodes in the territory;
For communication between the territory, ICD-API 31 provides corresponding message transmission interface to use to DCD, applied function module 1 imports the message that needs transmission into by DCD-API21 to DCD, and pass to ICD-API 31 after message is packed (i.e. increase/encapsulation message between domains head) to sending, this message is sent to the communication critical point module in this communication territory, communication node place by this ICD-API 31.
When receiving message, for communication in the territory, message is all transparent in all territories is sent to applied function module by ICD-ADP 32, DCD-ADP 22;
For communication between the territory, message between domains is delivered to DCD-ADP 22 through ICD-ADP 32, processes at DCD-ADP22, the territory related news is extracted offer applied function module 1.
Territory communication driving module 2 ' is used for providing message between domains transmission interface (DCD-GAPI) 21 ' and message between domains to accept adaptive (DCD-GADP) 22 ' to the applied function module 1 ' of communication critical point module, and the internal communication driver module comprises adaptive (ICD-GADP) 32 ' of communication driving in interface (ICD-GAPI) 32 ' that communication in the territory drives and the territory
After message in the territory arrived communication critical point module, message arrived the applied function module 1 ' of communication critical point module in the territory by ICD-GAPI 32 ' and DCD-GADP 22 '; Applied function module 1 ' determines to send link according to the purpose domain addresses in the message by the routing table of inquiring about its internal maintenance; When having the link in purpose territory in the routing table, the application function unit sends message by DCD-S 41 ' after encapsulating through message.
When sending message in the territory, after overseas message reached the critical point module by DCD-R 42 ' to communication, message was employed functional module 1 ' and receives and change accordingly by overseas; After Message Processing was finished, applied function module 1 ' sent in the communication node in the territory by DCD-GAPI 21 ', mouthful ICD-API 31 '.
Shown in Fig. 7,8,9, each bar message is made of message header a and message body b, as shown in Figure 7 for the form of the message among the present invention.The form of the message of transmitting between the internal system communication node is " internal communication message header (IC-MSG-HEADER) "+" message body (MSG-BODY) ", as shown in Figure 8; Transmission of messages between internal communication node and the communication critical point module is followed internal communication mechanism, so the not variation of its form, just " communication message head (DC-MSG-HEADER) between the territory " is handled as the part of message body; The transformat of the message between two communication critical point modules synthesizes a unified message a with " communication message head between the territory " and " internal communication message header " and handles as shown in Figure 9.
It should be noted that at last: above embodiment only in order to the explanation the present invention and and unrestricted technical scheme described in the invention; Therefore, although this specification has been described in detail the present invention with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement the present invention; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the present invention, and it all should be encompassed in the middle of the claim scope of the present invention.
Claims (19)
1. communication system, it is characterized in that, comprise and have uniquely identified communication territory more than one, described communication territory comprises a communication subsystem and a communication critical point module with an above communication node, the communication node interactive information in the communication subsystem in described communication critical point module and its communication territory, place; Described communication node and communication critical point module all comprise applied function module, territory communication driving module and internal communication driver module, and wherein, described communication critical point module also comprises the receiver module of communication between the sending module of communication between the territory and territory;
Described applied function module is used for importing the message of needs transmission into or receiving the message of importing into from the territory communication driving module to the territory communication driving module;
Described territory communication driving module is used for passing to the internal communication driver module to sending after message is packed; After perhaps the message that receives being processed, extract the territory related news and pass to applied function module;
Described internal communication driver module is used for sending message and receiving the message that inner communication node sends to the communication node of communication system inside;
The transmission of communication and receiver module are used to finish the transmission and the reception of message between domains between described territory.
2. communication system according to claim 1, it is characterized in that, the territory communication driving module of described communication node comprises that message between domains transmission interface DCD-API and message between domains accept adaptive DCD-ADP, described internal communication driver module comprises in the territory the adaptive ICD-ADP of message acceptance in the message transmission interface ICD-API and territory
When sending message, for communication in the territory, DCD-API provides the interface identical with ICD-API, and DCD-API receives the transmission message of applied function module, and will send message transparent pass to the internal communication driver module;
For communication between the territory, ICD-API provides corresponding message transmission interface to use to the territory communication driving module, applied function module imports the message that needs transmission by the message between domains transmission interface into to the territory communication driving module, and passes to the internal communication driver module after sending message encapsulation/increase message between domains head;
When receiving message, for communication in the territory, message is all transparent in all territories is sent to applied function module by ICD-ADP, DCD-ADP;
For communication between the territory, message between domains is delivered to DCD-ADP through ICD-ADP, processes at DCD-ADP, the territory related news is extracted offer applied function module.
3. communication system according to claim 1 and 2, it is characterized in that, the territory communication driving module of described communication critical point module comprises that message transmission interface DCD-GAPI and message between domains accept adaptive DCD-GADP, and the internal communication driver module comprises in the territory the adaptive ICD-ADP of message acceptance in the message transmission interface ICD-API and territory;
By in the territory when the overseas transmission message, after message in the territory arrived communication critical point module, message was by the applied function module of ICD-ADP and DCD-GADP arrival communication critical point module in the territory in; The applied function module of communication critical point module determines to send link according to the purpose domain addresses in the message by the routing table of inquiring about its internal maintenance; When having the link in purpose territory in the routing table, the applied function module of communication critical point module is to after the message encapsulation, and the sending module by communication between the territory sends message;
By overseas when in the territory, sending message, after the receiver module by communication between the territory receives overseas message, described message is sent to the applied function module of communication critical point module, handle accordingly by the applied function module of described communication critical point module; Treated message sends to communication node in the territory by applied function module by DCD-GAPI and ICD-API.
4. the interconnecting method of a communication system, it is characterized in that, described communication system comprises having uniquely identified communication territory more than one, described communication territory comprises a communication subsystem and a communication critical point module, communication node interactive information in the communication subsystem in described communication critical point module and its communication territory, place said method comprising the steps of:
Step 1, more than one communication territory are set up communication by communication critical point module and are connected, simultaneously in each communication critical point module, set up route information table, described route information table comprises aiming field and chain line, is used to preserve communication domain name and the chain line of setting up communication link with communication territory, module place, described communication critical point;
Step 2, communication critical point module are notified communication territory connection message the communication node of the communication subsystem inside in its communication territory, place;
The communication node in step 3, different communications territory is set up communication link, comprising:
Communication node in step 3a, the arbitrary communication territory sends message to the communication critical point in its communication territory, place module, and described message comprises the domain identifier in its communication territory, place;
Step 3b, described communication critical point module receive described message and the message that receives are broadcasted to the communication territory that is connected with its communication according to the chain line in its route information table;
Step 3c, communication critical point module monitor the broadcast of sending, and described broadcast are sent to the communication node in the communication subsystem in its communication territory, place.
5. the interconnecting method of communication system according to claim 4, it is characterized in that, to set up the communication ways of connecting by communication critical point module be net type connected mode in more than one communication territory in the described step 1, described more than one communication territory is interconnected to form netted by communication critical point module, described communication critical point module periodically sends broadcast to the outside all the time at its life span, this message comprises the domain identifier in communication territory, monitoring the outside broadcast of sending again simultaneously, and judge that whether domain identifier in the broadcast receive is the aiming field in its route information table, if not, then initiate the link setup request to the communication territory that sends this broadcast, set up communication link with it, and upgrade its route information table, if do not respond this broadcast.
6. the interconnecting method of communication system according to claim 4, it is characterized in that, to set up the communication ways of connecting by communication critical point module be tree type connected mode in more than one communication territory in the described step 1, as ground floor communication territory, described ground floor communication territory connects more than one the communication territory as second layer communication territory with any communication territory; Communication territory connection in the second layer communication territory as the communication territory in the 3rd layer of communication territory, forms tree-shaped more than one by that analogy.
7. the interconnecting method of communication system according to claim 5, it is characterized in that, communication critical point module notifies the process of the communication subsystem internal communication node in its communication territory, place to be communication territory connection message in the described step 2: communication critical point module is constantly broadcasted described communication territory connection message to inner all communication nodes of the communication subsystem in its communication territory, place in link establishment, and described communication territory connection message comprises the domain identifier of setting up the communication territory that communication is connected with it.
8. the interconnecting method of communication system according to claim 6, it is characterized in that, communication critical point module notifies communication territory connection message the process of communication node of the communication subsystem inside in its communication territory, place to be in the described step 2: communication critical point module is broadcasted described communication territory connection message to inner all communication nodes of the communication system in its communication territory, place constantly in link establishment, and whether the communication territory of judging module place, described communication critical point has set up the most last layer that communication connects, if not, then described connection message is transmitted to connected one deck communication territory down, upgrade route information table simultaneously, if then finish; Wherein, described communication territory connection message comprises the domain identifier of setting up the communication territory that communication is connected with it at least.
9. the interconnecting method of communication system according to claim 7, it is characterized in that, described communication critical point module in link establishment constantly when inner all communication nodes of the communication system in its communication territory, place are broadcasted described communication territory connection message, query interface is provided, be used for carrying out information query to link field for the newly-increased communication node in its place communication subsystem, perhaps when the internal communication node does not respond broadcast, initiatively carry out the inquiry that domain-to-domain link connects situation by this query interface.
10. according to the interconnecting method of claim 7,8 or 9 described communication systems, it is characterized in that described communication territory connection message also comprises application layer messages, is used to discern the applied logic in the communication territory that is connected, and establishes a connection in application layer.
11. the interconnecting method of communication system according to claim 4, it is characterized in that, among the described step 3b with the message that receives according to the chain line in its route information table before the communication territory broadcasting that is connected with its communication, the message conversion of being sent by communication node that receives is become the form that communications protocol is supported between the territory.
12. the interconnecting method of communication system according to claim 4, it is characterized in that, after communication critical point module among the described step 3c is monitored the broadcast of sending, described broadcast is sent to before the communication node in the communication subsystem in its communication territory, place further comprising the steps of:
Step 3c1, described communication critical point module judge whether the domain identifier that sends in the described broadcast is identical with the communication territory at module place, described communication critical point, if identical, described broadcast is sent to the communication node in the communication subsystem in its communication territory, place; If inequality, carry out next step;
Step 3c2, described communication critical point module are forwarded to the correct chain line of described broadcast according to its inner route information table to end communication critical point module, execution in step 3c1 by domain-to-domain link.
13. interconnecting method according to claim 4 or 11 described communication systems, it is characterized in that, among the described step 3c described broadcast is sent to before the communication node in the communication subsystem in its communication territory, place the form that the broadcast conversion cost territory internal communication agreement that receives is supported.
14. the interconnecting method of communication system according to claim 13, it is characterized in that, among the described step 3c described broadcast is sent to before the communication node in the communication subsystem in its communication territory, place, if the communication node address of accepting that comprises in the message is a logical name, then described communication critical point module is converted to the physical communication address by its internal system name Service with logical name.
15. interconnecting method according to claim 4,5,6,7,8,9,11,12 or 14 described communication systems, it is characterized in that, between the described communication node, between communication node and the communication critical point module, the message transmitted between two communication critical point modules comprises message header and message body, for the message of transmitting between communication node and the communication critical point module, communication message head DC-MSG-HEADER is as the part of message body MSG-BODY between described territory; For the message of transmitting between two communication critical point modules, communication message head DC-MSG-HEADER and internal communication message header IC-MSG-HEADER synthesize the unified message head between the territory.
16. the interconnecting method of communication system according to claim 10, it is characterized in that, between the described communication node, between communication node and the communication critical point module, the message transmitted between two communication critical point modules comprises message header and message body, for the message of transmitting between communication node and the communication critical point module, communication message head DC-MSG-HEADER is as the part of message body MSG-BODY between described territory; For the message of transmitting between two communication critical point modules, communication message head DC-MSG-HEADER and internal communication message header IC-MSG-HEADER synthesize the unified message head between the territory.
17. the interconnecting method of communication system according to claim 13, it is characterized in that, between the described communication node, between communication node and the communication critical point module, the message transmitted between two communication critical point modules comprises message header and message body, for the message of transmitting between communication node and the communication critical point module, communication message head DC-MSG-HEADER is as the part of message body MSG-BODY between described territory; For the message of transmitting between two communication critical point modules, communication message head DC-MSG-HEADER and internal communication message header IC-MSG-HEADER synthesize the unified message head between the territory.
18. the interconnecting method of communication system according to claim 12, it is characterized in that, after communication critical point module among the described step 3c is monitored the broadcast of sending, judge to send domain identifier in the described broadcast whether identical with the communication territory at module place, described communication critical point before, the form that the broadcast conversion cost territory internal communication agreement that receives is supported.
19. the interconnecting method of communication system according to claim 18, it is characterized in that, after communication critical point module among the described step 3c is monitored the broadcast of sending, judge to send domain identifier in the described broadcast whether identical with the communication territory at module place, described communication critical point before, if the communication node address of accepting that comprises in the broadcast is a logical name, then described communication critical point module is converted to the physical communication address by its internal system name Service with logical name.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2005/000202 WO2006086914A1 (en) | 2005-02-21 | 2005-02-21 | A communication system and the interconnecting method thereof |
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| CN101073232A CN101073232A (en) | 2007-11-14 |
| CN101073232B true CN101073232B (en) | 2011-12-21 |
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| CN2005800423522A Expired - Fee Related CN101073232B (en) | 2005-02-21 | 2005-02-21 | Communication system and its interconnecting method |
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| CN (1) | CN101073232B (en) |
| WO (1) | WO2006086914A1 (en) |
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|---|---|---|---|---|
| CN109981436A (en) * | 2019-02-22 | 2019-07-05 | 安徽睿极智能科技有限公司 | A kind of cross-domain inter communication system and method based on ad-hoc nature |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102244584A (en) * | 2010-05-14 | 2011-11-16 | 中兴通讯股份有限公司 | Machine-to-machine/man (M2M) platform communication system and method |
| CN113541837B (en) * | 2020-04-14 | 2022-12-13 | 华为技术有限公司 | Parameter configuration method, equipment and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1481125A (en) * | 2002-09-06 | 2004-03-10 | 联想(北京)有限公司 | Method for realizing interconnection between devices by using door gateway and its realizing equipment |
| US6804235B2 (en) * | 2001-02-16 | 2004-10-12 | Dunti Llc | Address mapping mechanism enabling multi-domain addressing in communication networks |
| CN1574748A (en) * | 2003-05-21 | 2005-02-02 | 松下电器产业株式会社 | Network system |
Family Cites Families (2)
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| US7397802B2 (en) * | 2001-07-19 | 2008-07-08 | Nec Corporation | Communications network with routing tables for establishing a path without failure by avoiding unreachable nodes |
| KR100461698B1 (en) * | 2002-11-25 | 2004-12-17 | 전자부품연구원 | Methods of common address and address table for transferring data between different network protocols and architectures thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6804235B2 (en) * | 2001-02-16 | 2004-10-12 | Dunti Llc | Address mapping mechanism enabling multi-domain addressing in communication networks |
| CN1481125A (en) * | 2002-09-06 | 2004-03-10 | 联想(北京)有限公司 | Method for realizing interconnection between devices by using door gateway and its realizing equipment |
| CN1574748A (en) * | 2003-05-21 | 2005-02-02 | 松下电器产业株式会社 | Network system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109981436A (en) * | 2019-02-22 | 2019-07-05 | 安徽睿极智能科技有限公司 | A kind of cross-domain inter communication system and method based on ad-hoc nature |
| CN109981436B (en) * | 2019-02-22 | 2021-08-03 | 安徽睿极智能科技有限公司 | Cross-domain intercommunication system and method based on peer-to-peer characteristic |
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| CN101073232A (en) | 2007-11-14 |
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