CN102437962B - Implementation method for layer-3 network processing - Google Patents
Implementation method for layer-3 network processing Download PDFInfo
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- CN102437962B CN102437962B CN201110450936.0A CN201110450936A CN102437962B CN 102437962 B CN102437962 B CN 102437962B CN 201110450936 A CN201110450936 A CN 201110450936A CN 102437962 B CN102437962 B CN 102437962B
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Abstract
The invention discloses an implementation method for layer-3 network processing. The method comprises the following steps of: S1, setting work modes of a layer-3 switching system, wherein the work modes comprise a switching mode and a physical mode; S2, determining the needed work mode of the layer-3 switching system, and starting the work mode; and S3, removing a switching function of the layer-3 switching system when starting the physical mode, and using the layer-3 switching system as a conventional layer-3 network processing device. By utilizing the implementation method, code transplanting can be easier, and users can get more convenient use experience.
Description
Technical field
The present invention relates to network function and realize technical field, relate in particular to a kind of three-layer network and process implementation method.
Background technology
Traditional three-layer network appliance only forms (mainly completing three-layer network processing capacity) by network interface card and cpu, and traditional two-layer network device forms (mainly completing double layer network processing capacity) by exchange chip.Current most popular network equipment framework is three-tier switch, described three-tier switch is made up of network interface card, cpu, exchange chip, the function that can simultaneously realize double layer network processing and three-layer network processing is not identical with above-mentioned traditional three-layer network appliance and two-layer network device on its equipment framework.Although three-tier switch can be realized all functions of traditional three-layer equipment, but because logical construction changes, order line and use habit also need to change, like this for the user who only three layer services is had demand, need to again adapt to new using method, and concerning original need are wanted the equipment of three layer services (such as Flow Control), because traditional three-layer network appliance just can meet, therefore to use original code on three-tier switch, to realize the function of traditional three-layer network appliance, just need to drop into manpower and do code transplanting.Therefore, need a kind of method can make three layers of architecture for exchanging can realize quickly and easily the three-layer network processing capacity of traditional three-layer network appliance.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is: provide a kind of three-layer network to process implementation method, become easily so that transplant code, user uses convenient.
(2) technical scheme
For addressing the above problem, the invention provides a kind of three-layer network and process implementation method, it is characterized in that, comprise the following steps:
S1: the mode of operation that three layers of switching system are set comprises: switch mode, for completing three layers of original function of exchange of switching system; Multiplicative model, for completing three-layer network processing capacity;
S2: judge the mode of operation that three layers of switching system need and start corresponding mode of operation;
S3: in the time starting multiplicative model:
S31: the cpu of three layers of switching system fictionalizes and physical port physical vlan network interface card one to one;
S32: the exchange chip of three layers of switching system increases for mark in message receives the first privately owned field of the physical port of message, then forwards the packet to described cpu;
S33: after described cpu receives message, first read described the first privately owned field in message, and mate the physical vlan network interface card of this message according to physical port corresponding to described the first privately owned field, message is placed into after corresponding physical vlan network interface card, described the first privately owned field is removed, then the three layer service modules that described message offered to cpu by physical vlan network interface card are used;
S34: after the three layer service resume module of described cpu complete, message after treatment is passed to physical vlan network interface card to be forwarded, described physical vlan network interface card increases by the second privately owned field after receiving message in message, and pass to exchange chip, described exchange chip sends to corresponding physical port to forward message according to described the second privately owned field again.
Preferably, described step S2 is specially: the cpu of three layers of switching system judges that by reading the configuration of configuration file the mode of operation of described three layers of switching system needs is switch mode or multiplicative model, and cpu correspondingly starts the exchange chip of three layers of switching system for switch mode or multiplicative model again.
Preferably, in described step S32, described the first privately owned field is added to the mac back of head of described message.
Preferably, in described step S34, described the second privately owned field is added to the mac back of head of described message.
Preferably, described step S34 sends to message at exchange chip corresponding physical port also to comprise the step of removing described the second privately owned field before forwarding.
(3) beneficial effect
Same three layers of switching plane of the present invention, can (be used two layers by fire compartment wall simultaneously, three layer functions), the all-network equipment such as Flow Control (use three layer functions) uses, and three-layer network switching system is arranged to multiplicative model configuration, make to transplant code and become easily, user uses the convenience of change.
Accompanying drawing explanation
Fig. 1 is the flow chart of steps of processing implementation method according to embodiment of the present invention three-layer network.
Embodiment
Below in conjunction with drawings and Examples, that the present invention is described in detail is as follows.
As shown in Figure 1, the present embodiment has been recorded a kind of three-layer network and has been processed implementation method, comprises the following steps:
S1: the mode of operation that three layers of switching system are set comprises: switch mode, for completing three layers of original function of exchange of switching system; Multiplicative model, for completing three-layer network processing capacity;
In the present embodiment, can configure the also next start-up mode starting of saved system by order line is multiplicative model or switch mode.
When three layers of switching system of tape swap function are set to multiplicative model, can remove the function of exchange of three layers of switching system, now relative user and research staff, can be this equipment as traditional three-layer network appliance; When three layers of switching system are set to switch mode, can recover its function of exchange.
S2: judge the mode of operation that three layers of switching system need and start corresponding mode of operation, be specially: the cpu of three layers of switching system judges that by reading the configuration of configuration file the mode of operation of described three layers of switching system needs is switch mode or multiplicative model, and cpu correspondingly starts the exchange chip of three layers of switching system for switch mode or multiplicative model again;
S3: in the time starting multiplicative model:
S31: the cpu of three layers of switching system fictionalizes and physical port physical vlan network interface card one to one;
S32: the exchange chip of three layers of switching system increases for mark and receives the first privately owned field of the physical port of message at the mac of message back of head, then forwards the packet to described cpu;
S33: after described cpu receives message, first read described the first privately owned field in message, and mate the physical vlan network interface card of this message according to physical port corresponding to described the first privately owned field, message is placed into after corresponding physical vlan network interface card, described the first privately owned field is removed, then the three layer service modules that described message offered to cpu by physical vlan network interface card are used;
S34: after the three layer service resume module of described cpu complete, message after treatment is passed to physical vlan network interface card to be forwarded, described physical vlan network interface card increases by the second privately owned field at the mac of message back of head after receiving message, and pass to exchange chip, described exchange chip sends to corresponding physical port to forward message according to described the second privately owned field again, and before forwarding, removes described the second privately owned field.
The present invention arranges multiplicative model configuration to three-layer network switching system, makes three-layer network switching system can realize original function of exchange, can realize again traditional three-layer network processing capacity, makes to transplant code and becomes easily, and user uses the convenience of change.
Above execution mode is only for illustrating the present invention; and be not limitation of the present invention; the those of ordinary skill in relevant technologies field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (5)
1. three-layer network is processed an implementation method, it is characterized in that, comprises the following steps:
S1: the mode of operation that three layers of switching system are set comprises: switch mode, for completing three layers of original function of exchange of switching system; Multiplicative model, for completing three-layer network processing capacity;
S2: judge the mode of operation that three layers of switching system need and start corresponding mode of operation;
S3: in the time starting multiplicative model:
S31: the cpu of three layers of switching system fictionalizes and physical port physical vlan network interface card one to one;
S32: the exchange chip of three layers of switching system increases for mark in message receives the first privately owned field of the physical port of message, then forwards the packet to described cpu;
S33: after described cpu receives message, first read described the first privately owned field in message, and mate the physical vlan network interface card of this message according to physical port corresponding to described the first privately owned field, message is placed into after corresponding physical vlan network interface card, described the first privately owned field is removed, then the three layer service modules that described message offered to cpu by physical vlan network interface card are used;
S34: after the three layer service resume module of described cpu complete, message after treatment is passed to physical vlan network interface card to be forwarded, described physical vlan network interface card increases by the second privately owned field after receiving message in message, and pass to exchange chip, described exchange chip sends to corresponding physical port to forward message according to described the second privately owned field again.
2. three-layer network as claimed in claim 1 is processed implementation method, it is characterized in that, described step S2 is specially: the cpu of three layers of switching system judges that by reading the configuration of configuration file the mode of operation of described three layers of switching system needs is switch mode or multiplicative model, and cpu correspondingly starts the exchange chip of three layers of switching system for switch mode or multiplicative model again.
3. three-layer network as claimed in claim 1 is processed implementation method, it is characterized in that, in described step S32, described the first privately owned field is added to the mac back of head of described message.
4. three-layer network as claimed in claim 1 is processed implementation method, it is characterized in that, in described step S34, described the second privately owned field is added to the mac back of head of described message.
5. three-layer network as claimed in claim 1 is processed implementation method, it is characterized in that, described step S34 sends to message at exchange chip corresponding physical port also to comprise the step of removing described the second privately owned field before forwarding.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110450936.0A CN102437962B (en) | 2011-12-29 | 2011-12-29 | Implementation method for layer-3 network processing |
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| CN201110450936.0A CN102437962B (en) | 2011-12-29 | 2011-12-29 | Implementation method for layer-3 network processing |
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| CN102437962A CN102437962A (en) | 2012-05-02 |
| CN102437962B true CN102437962B (en) | 2014-06-18 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1527548A (en) * | 2003-03-05 | 2004-09-08 | 华为技术有限公司 | Port bundling method for distributed network exchange system |
| CN1527544A (en) * | 2003-03-05 | 2004-09-08 | 华为技术有限公司 | Ethernet exchanger and its service processing method |
| CN102137169A (en) * | 2011-01-30 | 2011-07-27 | 华为技术有限公司 | Method, network card and communication system for binding physical internet ports |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7664123B2 (en) * | 2004-01-22 | 2010-02-16 | Nortel Networks Limited | Generalized virtual router |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1527548A (en) * | 2003-03-05 | 2004-09-08 | 华为技术有限公司 | Port bundling method for distributed network exchange system |
| CN1527544A (en) * | 2003-03-05 | 2004-09-08 | 华为技术有限公司 | Ethernet exchanger and its service processing method |
| CN102137169A (en) * | 2011-01-30 | 2011-07-27 | 华为技术有限公司 | Method, network card and communication system for binding physical internet ports |
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| CN102437962A (en) | 2012-05-02 |
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