CN1620068A - Link integrating apparatus and method - Google Patents
Link integrating apparatus and method Download PDFInfo
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- CN1620068A CN1620068A CNA2004100593427A CN200410059342A CN1620068A CN 1620068 A CN1620068 A CN 1620068A CN A2004100593427 A CNA2004100593427 A CN A2004100593427A CN 200410059342 A CN200410059342 A CN 200410059342A CN 1620068 A CN1620068 A CN 1620068A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/24—Multipath
- H04L45/245—Link aggregation, e.g. trunking
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/36—Handling requests for interconnection or transfer for access to common bus or bus system
- G06F13/362—Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/58—Association of routers
- H04L45/586—Association of routers of virtual routers
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Abstract
The present invention relates to apparatus and method for assembling a plurality of physical interface terminal ports into single logic connection and using said chaining aggregation of said integrated logic connection. The links aggregation apparatus integrates a plurality of physical interfaces into logic connection and utilizes the logic connections of a main processing connected with a plurality of line cards with each having a plurality of physical interface terminal ports. The links aggregation apparatus comprises a system administration unit, a mapping list, an IPC message control unit as well as at least one application. The system administration unit is provided with a plurality of virtual interfaces to be allocated to said physical interface terminal ports, is used for managing the interfaces and managing the setting information and fault information of said virtual interfaces. The mapping list is used for allocating at least two of the a plurality of physical interface terminal ports to at least one of the a plurality of virtual interfaces. The IPC message control unit is used for sending IPC messages between the main treating plate and said line card by using the mapping list. Said application responses to the IPC messages transmitted to the virtual interfaces to execute the only designated function.
Description
Technical field
The present invention relates generally to a kind of in method by a plurality of physical interface terminal ports of management in ply-yarn drill and the communicator that external communication device is communicated by letter, wherein each ply-yarn drill has a plurality of physical interface terminal ports, relate in particular to a kind of links aggregation apparatus and method, the logical connection that it can assemble a plurality of physical interface terminal ports single logical connection and use this set.
Background technology
Usually, link set is meant and a kind ofly makes a plurality of physical port logics with low capacity be counted as single port and make the function of the capacity of this single logic port for the capacity summation of these a plurality of physical ports.Such link consolidation function has following advantage.At first, viewpoint from communication device user, advantage is when the circuit that needs high power capacity more and when not changing the cost of each port for the communication equipment that each port wherein has a low capacity, the application link consolidation function, thus this chained device is applied to again the user who needs higher capacity link.And from the viewpoint of agreement, advantage is: use the tree of the single logic port of the incompatible calculating of set of links, rather than the agreement internal tree of a plurality of physical ports, thereby reduced the load of carrying out the processor that calculates.
Fig. 1 is the view that the interface management device of a plurality of physical interface terminal ports that are used for management legacy large-capacity communication device is shown.With reference to figure 1, the ply- yarn drill 10 and 20 that the large-capacity communication device is divided into main processor board 100 and is configured to comprise a plurality of ply-yarn drills.Each ply- yarn drill 10 and 20 has a plurality of physical interface terminal ports 11 to 14 or 21 to 24, is equipped with the processor (not shown) in each physical interface terminal ports.
The main processor board 100 of communicator exchanges inter-processor communication (IPC) message and external communication device (not shown) by ply-yarn drill 10 and 20.Physical interface terminal ports 11 to 14 and 21 to 24 is connected to the IPC message control unit 110 in the main processor board 100.IPC message control unit 110 allow physical interface terminal ports 11 to 14 and 21 to 24 with main processor board 100 between send and divide into groups.And physical interface terminal ports 11 to 14 and 21 to 24 is connected to the virtual interface 121 to 129 that provides at network equipment layer by IPC message control unit 110 in man-to-man mode.And the program of the application 131 to 133 that provides in the application layer in main processor board 100 uses the grouping that sends to virtual interface 121 to 129 to carry out appointed function.
In legacy interface structure so, as mentioned above, different virtual interfaces 121 to 128 is distributed to physical interface terminal ports 11 to 14 and 21 to 24 regularly respectively.In order to manage interface, can in main processor board 100, provide simple System Management Unit 120 with top structure.Just, the main processor board 100 that can tectonic system administrative unit 120 facility information and the fault message of storage in all physical interfaces 11 to 14 and 21 to 24 be copied to communicator with having no to change, and come management equipment information and fault message, simultaneously the back reflection is created in facility information on physical interface terminal ports 11 to 14 and 21 to 24 and the variation in the fault message.
Yet, aforesaid being used for comes the problem of the method for managing physical interface port 11 to 14 and 21 to 24 to be in mode one to one, if if the quantity of the physical interface terminal ports 11 to 14 in the increase of the quantity of ply- yarn drill 10 and 20 or ply- yarn drill 10 and 20 and 21 to 24 increases, and surpass the capacity of communicator subsequently, then this method can not re-use.And, the problem of this method is, if the physical interface terminal ports 11 to 14 that will be handled by communicator and 21 to 24 quantity increase, then communicator will calculate the agreement internal tree about a plurality of physical interface terminal ports 11 to 14 and 21 to 24, thereby increase the load of the processor of the calculating that is used for the executive communication device.And, if above-mentioned link consolidation function need be applied to communicator, then must provide the system management software with very complicated Managed Solution.And, also exist a problem to be, although the link consolidation function is applied to communicator, must divide by since the logic interfacing that the link consolidation function produces (just, virtual interface 121 to 129) message of Fa Songing, thus can suitably send message by actual physical interface port 11 to 14 and 21 to 24.
Simultaneously, for among the Korean Patent Application No. 2001-84196 of " Method of aggregating link information in PNNI " a kind of method that is used to gather and realize link information is disclosed at title, the relevant exterior of a set link of passing through the lower level of horizontal link in private network-network (Network-Network) interface (PNNI) of higher level of described link information.Yet above-mentioned patent provides a kind of like this scheme, promptly minimizes routing overhead also subsequently by utilizing the important change algorithm in the PNNI multilayer routing operations to carry out dynamic information exchange.
And, be to disclose a kind of method among the Korean Patent Application No. 1999-64891 of " ATM cell multiplexing apparatus for multi-subscriber linkinterface " at title at ATM(Asynchronous Transfer Mode) cell processing stage binding (bundling) hardware port.Yet in this patent, single port is handled a plurality of ports, but the target of this patent only limits to atm device and public switch telephone network (PSTN).
And, monitor and control device that IPC link with the tentation data digit rate at the time slot of dividing by the monitor bus between the trunk interface card of Electronic Switching System for disclosing a kind of being used among the Korean Patent Application No. 1999-35254 of " Apparatus for monitoring and controlling IPC link states ina trunk interface card " at title.The notion of the trunk interface card of above-mentioned patent is similar to the link consolidation function, but the purpose of above-mentioned patent is a kind of monitoring circuit of design.
Summary of the invention
Therefore, make the present invention, and the purpose of this invention is to provide a kind of links aggregation apparatus and method that a plurality of physical link is assembled single logical connection and manage this logical connection at the problems referred to above that occur in the prior art.
Another object of the present invention provides and a kind ofly is applied to the large-capacity communication device and comes the links aggregation apparatus and the method for management interface effectively by linking consolidation function.
Another object of the present invention provides a kind of links aggregation apparatus and method, when linking consolidation function when being applied to the large-capacity communication device, described links aggregation apparatus and method allow to send the message that receives by logic interfacing effectively by the actual physical interface port.
By providing a kind of links aggregation apparatus to realize above-mentioned and/or other purpose, described device assembles logical connection and utilization with a plurality of physical interface terminal ports and is connected to described logical connection in the main processor board of a plurality of ply-yarn drills, each ply-yarn drill has a plurality of physical interface terminal ports, described links aggregation apparatus comprises: System Management Unit, be provided with a plurality of virtual interfaces that will be assigned with described physical interface terminal ports, described System Management Unit management interface is managed the configuration information and the fault message of described virtual interface simultaneously; Mapping table is used at least one that with described a plurality of physical interface terminal ports at least two are assigned to described a plurality of virtual interfaces; Inter-processor communication (IPC) message control unit sends IPC message by using described mapping table between described ply-yarn drill and described main processor board; Carry out the application (application) of unique function of appointment in response to the IPC message that sends to described virtual interface with at least one.
And, realize above-mentioned and/or other purpose by a kind of collection approach that links is provided, described method assembles logical connection with a plurality of physical interface terminal ports and utilizes described logical connection in the main processor board be connected to a plurality of ply-yarn drills, each ply-yarn drill has a plurality of physical interface terminal ports, described method comprises step: with at least two at least one that distribute in a plurality of virtual interfaces in described a plurality of physical interface terminal ports, and with the information stores of described distribution in mapping table; Reception sends to (IPC) message between the processor of described main processor board from described a plurality of physical interface terminal ports; According to the assignment information of storing in the described mapping table, the IPC message that is received is sent to the respective virtual interface of described main processor board; With at least one application of carrying out corresponding to the IPC message that sends to described virtual interface.
And, by providing a kind of links aggregation apparatus to realize above-mentioned and/or other purpose, described device assembles logical connection with a plurality of physical interface terminal ports and utilizes described logical connection in the main processor board be connected to a plurality of ply-yarn drills, each ply-yarn drill has a plurality of physical interface terminal ports, described links aggregation apparatus comprises: System Management Unit, be provided with a plurality of virtual interfaces that will be assigned with described physical interface terminal ports, and at least one is used to link the link interface of set, described System Management Unit management interface is managed the configuration information and the fault message of described virtual interface simultaneously; Mapping table is distributed to described link interface at least two that are used for described a plurality of virtual interfaces, in man-to-man mode described physical interface terminal ports is distributed to described virtual interface simultaneously; Inter-processor communication (IPC) message control unit sends IPC message by using described mapping table between described ply-yarn drill and described main processor board; Carry out the application of unique function of appointment in response to the IPC message that sends to described virtual interface with at least one.
And, realize above-mentioned and/or other purpose by a kind of collection approach that links is provided, described method assembles logical connection and utilization with a plurality of physical interface terminal ports and is connected to described logical connection in the main processor board of a plurality of ply-yarn drills, each ply-yarn drill has a plurality of physical interface terminal ports, described method comprises the following steps: two link interface of distributing at least one separation in described a plurality of virtual interfaces at least, in man-to-man mode described physical interface terminal ports is distributed to described virtual interface simultaneously; Reception sends to inter-processor communication (IPC) message of described main processor board from described a plurality of physical interface terminal ports; According to the assignment information of storing in the described mapping table, the IPC message that is received is sent to the corresponding virtual interface of described main processor board; With at least one application of carrying out corresponding to the IPC message that sends to described virtual interface.
Description of drawings
From following detailed description with the accompanying drawing, above and other objects of the present invention, feature and other advantage will become and be more readily understood, wherein:
Fig. 1 is the view that the interface management equipment of a plurality of physical interface terminal ports that are used for management legacy large-capacity communication device is shown;
Fig. 2 is the view that illustrates according to the links aggregation apparatus of first embodiment of the invention;
Fig. 3 illustrates according to the virtual interface of first embodiment of the invention and the view of the mapping table between the physical interface;
Fig. 4 is the view that illustrates according to the links aggregation apparatus of second embodiment of the invention; With
Fig. 5 illustrates according to the virtual interface of second embodiment of the invention and the view of the mapping table between the physical interface.
Embodiment
Below, will describe embodiments of the invention with reference to the accompanying drawings in detail.Now accompanying drawing is made reference, wherein in whole different accompanying drawing, use identical Reference numeral to specify identical or similar assembly.In this manual, unnecessarily make purport of the present invention fuzzy, then will omit detailed description of the present invention if determine the detailed description of correlation technique or structure.
Fig. 2 is the view that illustrates according to the links aggregation apparatus of first embodiment of the invention.
Referring to Fig. 2, comprise IPC message control unit 210, the System Management Unit 220 of a plurality of virtual interfaces 221 to 229 and a plurality of application (agreement) 231 to 233 that provide in application layer are provided according to the links aggregation apparatus 200 of first embodiment of the invention.And links aggregation apparatus 200 is connected to a plurality of ply-yarn drills (line card) 10 and 20 by IPC message control unit 210.In this case, each ply- yarn drill 10 and 20 has a plurality of physical interface terminal ports 11 to 14 or 21 to 24, disposes the native processor (not shown) in each physical interface terminal ports.In addition, can on the main processor board of the communicator that holds links aggregation apparatus 200, realize links aggregation apparatus 200.
Below, with reference to figure 2, describe in detail according to the function of the links aggregation apparatus 200 of first embodiment of the invention and the link collection approach of carrying out by links aggregation apparatus 200.
Each ply- yarn drill 10 and 20 is implemented as the set of physical interface terminal ports 11 to 14 or 21 to 24, and only carries out the function that sends grouping.And, ply- yarn drill 10 and 20 and links aggregation apparatus 200 have the IPC passage and carry out inter-processor communication, and intercourse IPC message by the IPC passage.
And, according to predetermined mapping table, give virtual interface 221 to 229 with physical interface terminal ports 11 to 14 and 21 to 24 dynamic assignment by IPC message control unit 210.That is to say, in the first embodiment of the present invention, use comprises that expression can carry out dynamic assignment with at least two mapping tables of distributing to the information of at least one virtual interface 221 to 229 in a plurality of physical interface terminal ports 11 to 14 and 21 to 24 between virtual interface 221 to 229 and physical interface terminal ports 11 to 14 and 21 to 24.For example, shown in the Reference numeral 201 of Fig. 2, first physical interface terminal ports 11 of first ply-yarn drill 10 and second physical interface terminal ports 12 can be connected to the second single virtual interface 222.And shown in the Reference numeral 202 of Fig. 2, the 3rd physical interface terminal ports 13 of first ply-yarn drill 10 and first and second physical interface terminal ports 21 and 22 of second ply-yarn drill 20 can be connected to the 5th virtual interface 225.
Except above-mentioned example, Reference numeral 203,204 and 205 shows remaining physical interface terminal ports 14,23 and 24 and is connected respectively to other virtual interface 224,227 and 228, rather than gathers and the previous also virtual interface 222 and 225 of dynamic assignment of quilt in order to link.Those virtual interfaces 221 to 229 are used for the logic port management aspect, and serve as by system user and agreement 232 and 233 logic interfacings of using, rather than physical interface.These virtual interfaces 221 to 229 can form in network equipment layer, and are provided in System Management Unit 220.
Using (agreement) 231 to 233 uses the grouping of the virtual interface 222,224,225,227 that sends to aforesaid dynamic assignment and 228 to carry out unique function of appointment therein.
And at the logic port management aspect, for physical interface terminal ports 11 to 14 and 21 to 24, System Management Unit 220 is carried out the function such as configuration management, structure management and fault management.In this case, configuration management is the relevant the function whether information of the physical interface terminal ports of being made up of communication system has been installed practically of management.And structure management is that the relevant wherein variety of protocol of management can use the interface port of reality to come the function of the parameter of the state of exchange logic information and interface.At last, fault management is to collect fault that may occur on interface port and the function that collected result is sent to required system management software composition (element).
As mentioned above, according to the System Management Unit 220 managing physical interface ports 11 to 14 of first embodiment of the invention and 21 to 24 tabulation.And System Management Unit 220 can be provided with state and the parameter thereof with deletion of physically interface port 11 to 14 and 21 to 24.And, System Management Unit 220 detects the fault message that occurs on physical interface terminal ports 11 to 14 and 21 to 24, so that check the linking status of port, and the agreement 231 to 233 that the configuration information and the fault message of port one 1 to 14 and 21 to 24 sent to application layer together.
Fig. 3 illustrates according to the virtual interface of first embodiment of the invention and the view of the mapping table between the physical interface.
With reference to figure 2 and 3, mapping table comprises that expression second virtual interface 222 is physically connected to first and second physical interfaces 11 of first cable card board (first slot) 10 and 12 information 310.And mapping table comprises that expression the 5th virtual interface 225 is connected to the 3rd physical interface 13 and first and second physical interfaces 21 of second cable card board (second slot) 20 and 22 the information 320 of first cable card board (first slot) 10.And mapping table comprises that expression remaining physical interface 14,24 and 23 is distributed and be connected to the information of virtual interface 224,227 and 228 as mentioned above respectively.So mapping table be one according to first embodiment of the invention pass through a plurality of physical interface terminal ports 11 to 14 and 21 to 24 are dynamically distributed to the example that and a plurality of virtual interfaces 221 to 229 are carried out the link set.Except these examples, can dispose mapping table with various structures.And, in System Management Unit 210, can provide mapping table.
System Management Unit 220 uses which port that above-mentioned mapping table discerns physical interface terminal ports 11 to 14 and 21 to 24 by actual and be directly connected to virtual interface 221 to 229, and the information in the mapping table is sent to IPC message control unit 210 (206).Then, IPC message control unit 210 can be with reference to mapping table distribute packets in the middle of links aggregation apparatus 200 and cable card board 10 and 20.For example, in the structure of Fig. 2 and Fig. 3, be input to IPC message control unit 210 if will divide into groups from the 3rd physical interface terminal ports 13 of first cable card board 10, then IPC message control unit 210 sends to higher application 231 to 233 with reference to second virtual interface 222 of mapping table by network equipment layer with grouping.Subsequently, the grouping that received of higher application 231 to 233 identifications is from 222 inputs of second virtual interface.On the contrary, by the 3rd physical interface terminal ports 13 of first cable card board 10 or first or second physical interface terminal ports 21 or 22 of second cable card board 20, use predetermined load Distribution information will send to external communication device from using 231 to 233 groupings that export the 5th virtual interface 225 to by IPC message control unit 210.
Fig. 4 is the view that illustrates according to the links aggregation apparatus of second embodiment of the invention.
With reference to figure 4, comprise IPC message control unit 410, the System Management Unit 420 of a plurality of virtual interfaces 421 to 428 and a plurality of application (agreement) 431 to 433 that provide in application layer are provided according to the links aggregation apparatus 400 of second embodiment of the invention.Links aggregation apparatus 400 is connected to a plurality of ply- yarn drills 10 and 20 by IPC message control unit 410.And, build links aggregation apparatus 400, thereby link interface 441 and 442 is included in the System Management Unit 420.Therefore, on the function of IPC message control unit 410 and virtual interface 421 to 428, links aggregation apparatus 400 is different from the links aggregation apparatus 200 of first embodiment of the invention.And ply- yarn drill 10 and 20 has a plurality of physical interface terminal ports 11 to 14 and a plurality of physical interface terminal ports 21 to 24 respectively.In each physical interface terminal ports 11 to 14 and 21 to 24, comprise the native processor (not shown).In addition, can on the main processor board of the communicator that holds links aggregation apparatus 40, realize links aggregation apparatus 400.
Below, with reference to figure 4, based on from feature, describe in detail according to the function of the links aggregation apparatus 400 of second embodiment of the invention and the link collection approach of carrying out thus according to links aggregation apparatus 200 identification of first embodiment of the invention.
At first, each ply- yarn drill 10 and 20 is made up of the set of physical interface terminal ports 11 to 14 or 21 to 24, and only carries out the function that sends grouping.And, ply- yarn drill 10 and 20 and links aggregation apparatus 400 have the IPC passage and carry out inter-processor communication, and intercourse IPC message by the IPC passage.
Physical interface terminal ports 11 to 14 and 21 to 24 is connected to the IPC message control unit 410 in the links aggregation apparatus 400.IPC message control unit 410 allow grouping or IPC message physical interface terminal ports 11 to 14 and 21 to 24 with links aggregation apparatus 400 between transmission.
And, according to predetermined mapping table,, physical interface terminal ports 11 to 14 and 21 to 24 is distributed to virtual interface 421 to 228 via IPC message control unit 410 by the processing that describes below.At first, in man-to-man mode physical interface terminal ports 11 to 14 and 21 to 24 is connected to virtual interface 421 to 428 by IPC message control unit 410.And, in System Management Unit 420, provide the link interface 441 and 442 of separation to carry out the link set.In above-mentioned structure,, physical interface terminal ports 11 to 14 and 21 to 24 is connected to virtual interface 421 to 428 to be similar to the man-to-man mode of conventional method.That is to say, different virtual interface 421 to 428 is distributed to physical interface terminal ports 11 to 14 and 21 to 24 respectively regularly.And, when the application link consolidation function, only use link interface 441 and 442.
For example, as shown in Figure 4, first physical interface 11 of first ply-yarn drill 10 is connected to first virtual interface, 421, the second physical interfaces 12 and is linked to the second empty seat interface 422, the 3rd physical interface 13 is connected to the 3rd virtual interface 423, and m physical interface 14 is connected to the 4th virtual interface 424.And first of second ply-yarn drill 20 can be connected to the 5th to the 8th virtual interface 425 to 428 respectively successively to n physical interface 21 to 24.
In this case, as the result who gathers according to the link of second embodiment of the invention, first and second physical interfaces 11 and 12 of first ply-yarn drill 10 can be assigned to first link interface 441 (401), are connected respectively to virtual interface 421 and 422 simultaneously.Similarly, result as the link set, the 3rd physical interface 13 of first ply-yarn drill 10 and first and second physical interfaces 21 and 22 of second ply-yarn drill 20 can be assigned to second link interface 442 (402), are distributed to virtual interface 423,425 and 426 simultaneously respectively.Except the physical interface terminal ports 11,12,13,21 and 22 of distributing to link interface 441 and 442 is gathered in order to aforesaid link, Reference numeral 403,404 and 405 expression remaining physical interface terminal ports 14,23 and 24 are distributed to the 4th, the 7th and the 8th virtual interface 424,427 and 428 respectively successively.Can represent such interface assignment information with the form of predetermined mapping table.
Virtual interface 421 to 428 and link interface 441 and 442 are used for the logic port management aspect, and serve as by system user and agreement 431 and 433 logic interfacings of using, rather than physical interface.Virtual interface 421 to 428 and link interface 441 and 442 can form in network equipment layer, and are provided in System Management Unit 420.
Using (agreement) 431 to 433 uses the grouping that sends to the virtual interface 421 to 428 that distributed and link interface 441 and 442 to carry out unique function of appointment therein.
As mentioned above, according to the System Management Unit 420 managing physical interface ports 11 to 14 of second embodiment of the invention and 21 to 24 tabulation.And System Management Unit 420 can be provided with state and the parameter thereof with deletion of physically interface port 11 to 14 and 21 to 24.And, System Management Unit 420 detects the fault message that occurs on physical interface terminal ports 11 to 14 and 21 to 24, so that check the linking status of port, and the agreement 431 to 433 that the configuration information and the fault message of port one 1 to 14 and 21 to 24 sent to application layer together.
Fig. 5 illustrates according to the logic interfacing of second embodiment of the invention and the view of the mapping table between the physical interface.
With reference to Figure 4 and 5, according to a second embodiment of the present invention, mapping table comprise virtual interface 421 to 428, link interface 441 and 442 and physical interface terminal ports 11 to 14 and 21 to 24 in the middle of assignment information.
Mapping table comprises that expression first virtual interface 421 is physically connected to first physical interface 11 of first cable card board (first slot) 10 and the information 510 of first link interface 441.Similarly, mapping table comprises that expression the 6th virtual interface 426 is connected to second physical interface 22 of second cable card board (second slot) 20 and the information 530 of second link interface 442.And mapping table comprises that in addition expression the 4th virtual interface 424 is connected to the information 520 of the m physical interface 14 of first cable card board (first slot) 10.State the link interface aspect of assignment information in the use, can dispose mapping table.That is to say, mapping table can be configured to comprise that expression first link interface 441 is connected to first and second physical interfaces 11 and 12 the information 540 of first cable card board 10 and represent that second link interface 442 is connected to the 3rd physical interface 13 and first and second physical interfaces 21 of second cable card board 20 and 22 the information 550 of first cable card board 10.So mapping table just according to second embodiment of the invention pass through use a plurality of physical interface terminal ports 11 to 14 and 21 to 24 and link interface 441 and 442 carry out the example of link set.Except above example, can dispose mapping table with various structures.And, link interface 441 and 442 can be integrated into individual interface or be configured to two or more interfaces.
System Management Unit 420 uses above-mentioned mapping table to discern which port of physical interface terminal ports 11 to 14 and 21 to 24 and which interface of link interface 441 and 442 is operatively coupled to virtual interface 421 to 428, and the information in the mapping table is sent to IPC message control unit 410 (406).Then, IPC message control unit 410 can be with reference to mapping table distribute packets in the middle of links aggregation apparatus 400 and cable card board 10 and 20.For example, in the mapping structure of assignment information with Fig. 4 and Fig. 5, when application link is gathered, first and second link interface 441 and 442 be activated (making progress), thereby be employed the agreement utilization, and first, second, the 5th and the 6th virtual interface 421,422,423,425 and 426 is inactivated (downwards), thereby is not employed the agreement utilization.On the contrary, when the set of application link not, virtual interface 421,422,423,425 is switched into state of activation with 426, and first and second link interface 441 and 442 be inactivated (downwards).
And, when with external communication device transmission/reception message, for example, when application 431 to 433 was exported the IPC message by the 4th virtual interface 424, IPC message control unit 410 sent to IPC message with reference to the mapping table of the Fig. 5 that receives from System Management Unit 420 the m physical interface 14 of first cable card board 10.And when application 431 to 433 was exported the IPC message by first link interface 441, IPC message control unit 410 used the predetermined load distributed intelligences IPC message to be sent to first and second physical interfaces 11 or 12 of first cable card board 10.On the contrary, when second physical interface 22 by second cable card board 20 when external communication device receives IPC message, IPC message control unit 410 sends to second link interface 442 with reference to the mapping table of figure 5 with IPC message.Afterwards, use 431 to 433 by second link interface, 442 reception IPC message.Then, use 431 to 433 identification IPC message (or grouping) and be received, and carry out unique function of appointment by link interface 442.By above-mentioned processing, can drive links aggregation apparatus 400.
Can realize above-mentioned link collection approach with the computer-readable program that is recorded on the computer readable recording medium storing program for performing.Computer readable recording medium storing program for performing comprises that wherein storage can be by all types of data carriers of computer system reads data.For example, computer readable recording medium storing program for performing can comprise read-only memory (ROM), random-access memory (ram), compact disk (CD)-ROM, tape, floppy disk and optical data storage.And, under situation about sending, can show this method with carrier wave by the internet.And computer readable recording medium storing program for performing is distributed to by the interconnected computer system of network, thereby computer-readable program can be stored and carry out with distribution mode.
As mentioned above, the invention provides links aggregation apparatus and method, it can come dynamically management interface by the dynamic virtual interface scheme according to the viewpoint of system user and application protocol, and the referenced interface allocation table exchanges message and external communication device by physical interface.
And advantage of the present invention is that link interface adds recently, has kept conventional physical and virtual simultaneously, and the connection that therefore passes through to link interface exchanges message and external communication device.
Although described the preferred embodiments of the present invention for illustrative purpose, it will be understood by those of skill in the art that under the situation that does not deviate from the disclosed scope and spirit of the present invention of claims, can carry out various modifications, interpolation and replacement.
Claims (24)
1. links aggregation apparatus, described device assemble logical connection with a plurality of physical interface terminal ports and utilize described logical connection in the main processor board that is connected to a plurality of ply-yarn drills, and each ply-yarn drill has a plurality of physical interface terminal ports, and described links aggregation apparatus comprises:
System Management Unit is provided with a plurality of virtual interfaces that will be assigned with described physical interface terminal ports, and described System Management Unit management interface is managed the fault message of configuration information and described virtual interface simultaneously;
Mapping table is used at least one that with described a plurality of physical interface terminal ports at least two are assigned to described a plurality of virtual interfaces;
The inter-processor communication message control unit sends IPC message by using described mapping table between described ply-yarn drill and described main processor board; With
At least one carries out the application of unique function of appointment in response to the IPC message that sends to described virtual interface.
2. links aggregation apparatus according to claim 1, wherein said mapping table comprise that one of indication physical interface terminal ports is assigned to the information of one of virtual interface.
3. links aggregation apparatus according to claim 1, wherein said System Management Unit sends to described IPC message control unit with described mapping table.
4. links aggregation apparatus according to claim 1, the wherein said System Management Unit change notification when changing in the configuration information of described virtual interface and the fault message is given described application and described ply-yarn drill.
5. links aggregation apparatus according to claim 1, the IPC message that wherein said application identification receives by described physical interface terminal ports is to import from the virtual interface that distributes based on described mapping table.
6. links aggregation apparatus according to claim 1, wherein said IPC message control unit use the predetermined load distributed intelligence to send to described physical interface terminal ports from the IPC message that described application outputs to described virtual interface.
7. links aggregation apparatus according to claim 1, wherein said main processor board and described cable card board make the IPC passage carry out inter-processor communication.
8. links aggregation apparatus, described device assemble logical connection with a plurality of physical interface terminal ports and utilize described logical connection in the main processor board that is connected to a plurality of ply-yarn drills, and each ply-yarn drill has a plurality of physical interface terminal ports, and described links aggregation apparatus comprises:
System Management Unit, be provided with a plurality of virtual interfaces that will be assigned with described physical interface terminal ports, and at least one is used to link the link interface of set, and described System Management Unit management interface is managed the configuration information and the fault message of described virtual interface simultaneously;
Mapping table is distributed to described link interface at least two that are used for described a plurality of virtual interfaces, in man-to-man mode described physical interface terminal ports is distributed to described virtual interface simultaneously;
The inter-processor communication message control unit sends IPC message by using described mapping table between described ply-yarn drill and described main processor board; With
At least one carries out the application of unique function of appointment in response to the IPC message that sends to described virtual interface.
9. links aggregation apparatus according to claim 8, wherein said System Management Unit sends to described IPC message control unit with described mapping table.
10. links aggregation apparatus according to claim 8, the wherein said System Management Unit change notification when changing in the configuration information of described virtual interface and the fault message is given described application and described ply-yarn drill.
11. links aggregation apparatus according to claim 8, wherein said System Management Unit deactivation has distributed the virtual interface of described physical interface terminal ports in mode one to one, and activate and distributed the link interface of described physical interface terminal ports, thereby make IPC message send to described link interface from described physical interface terminal ports.
12. links aggregation apparatus according to claim 8, wherein said System Management Unit deactivation has distributed the link interface of described physical interface terminal ports, and activate in mode one to one and distributed the virtual interface of described physical interface terminal ports, thereby make IPC message send to described virtual interface from described physical interface terminal ports.
13. links aggregation apparatus according to claim 8, the IPC message that wherein said application identification receives by described physical interface terminal ports are to import from described link interface or based on the virtual interface that described mapping table distributes.
14. links aggregation apparatus according to claim 8, wherein said IPC message control unit use the predetermined load distributed intelligence to send to described physical interface terminal ports from the IPC message that described application outputs to described link interface or described virtual interface.
15. links aggregation apparatus according to claim 8, wherein said main processor board and described cable card board make the IPC passage carry out inter-processor communication.
16. a link collection approach, described method assembles logical connection and utilization with a plurality of physical interface terminal ports and is connected to described logical connection in the main processor board of a plurality of ply-yarn drills, and each ply-yarn drill has a plurality of physical interface terminal ports, and described method comprises step:
With at least two at least one that distribute in a plurality of virtual interfaces in described a plurality of physical interface terminal ports, and with the information stores of described distribution in mapping table;
Reception sends to the inter-processor communication message of described main processor board from described a plurality of physical interface terminal ports;
According to the assignment information of storing in the described mapping table, the IPC message that is received is sent to the corresponding virtual interface of described main processor board; With
Execution is corresponding at least one application of the IPC message that sends to described virtual interface.
17. link collection approach according to claim 16 also comprises step: distribute one of physical interface terminal ports to give one of virtual interface, and assignment information is stored in the described mapping table.
18. link collection approach according to claim 16 also comprises step:
By the virtual interface in the described main processor board, IPC message is sent to described physical interface terminal ports; With
By using the predetermined load distributed intelligence, described IPC message is sent to the physical interface terminal ports of distributing to described virtual interface.
19. link collection approach according to claim 16 also comprises step: the change notification in the time of will changing in the configuration information of described virtual interface and fault message is given described application and described ply-yarn drill.
20. link collection approach, described method assembles logical connection and utilization with a plurality of physical interface terminal ports and is connected to described logical connection in the main processor board of a plurality of ply-yarn drills, each ply-yarn drill has a plurality of physical interface terminal ports, and described method comprises the following steps:
With at least two link interface of distributing at least one separation in described a plurality of virtual interfaces, in man-to-man mode described physical interface terminal ports is distributed to described virtual interface simultaneously;
Reception sends to the inter-processor communication message of described main processor board from described a plurality of physical interface terminal ports;
According to the assignment information of storing in the described mapping table, the IPC message that is received is sent to the corresponding virtual interface of described main processor board; With
Execution is corresponding at least one application of the IPC message that sends to described virtual interface.
21. link collection approach according to claim 20 also comprises step:
By virtual interface in the described main processor board or link interface, IPC message is sent to described physical interface terminal ports; With
By using the predetermined load distributed intelligence, described IPC message is sent to the physical interface terminal ports of distributing to described virtual interface or link interface.
22. link collection approach according to claim 20, wherein carry out IPC message forwarding step, thereby deactivation has distributed the virtual interface of physical interface terminal ports in mode one to one, and activate and distributed the link interface of physical interface terminal ports, thereby make IPC message send to link interface from physical interface terminal ports.
23. link collection approach according to claim 20, wherein carry out IPC message forwarding step, thereby deactivation has distributed the link interface of physical interface terminal ports, and activate in mode one to one and distributed the virtual interface of physical interface terminal ports, thereby make IPC message send to virtual interface from physical interface terminal ports.
24. link collection approach according to claim 20 also comprises step: the change notification in the time of will changing in the configuration information of described virtual interface and fault message is given described application and described ply-yarn drill.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
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| KR1020030082689A KR100563658B1 (en) | 2003-11-20 | 2003-11-20 | Link-aggregation device and method |
| KR82689/2003 | 2003-11-20 |
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| CN1620068A true CN1620068A (en) | 2005-05-25 |
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| KR (1) | KR100563658B1 (en) |
| CN (1) | CN1620068A (en) |
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| CN100428722C (en) * | 2006-08-02 | 2008-10-22 | 华为技术有限公司 | Distributed processing system and processing method for multi-generating tree protocol |
| WO2008145054A1 (en) * | 2007-05-25 | 2008-12-04 | Huawei Technologies Co., Ltd. | Policy based and link utilization triggered congestion control |
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| CN101136921B (en) * | 2006-08-30 | 2011-04-20 | 株式会社日立制作所 | Communication apparatus and communication system |
| CN101510901B (en) * | 2009-02-19 | 2011-11-16 | 杭州华三通信技术有限公司 | Communication method, communication apparatus and system between distributed equipment |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR20050048939A (en) | 2005-05-25 |
| KR100563658B1 (en) | 2006-03-23 |
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