CN105681151A - Method and system for implementing QinQ, OTL device and electronic device - Google Patents
Method and system for implementing QinQ, OTL device and electronic device Download PDFInfo
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- CN105681151A CN105681151A CN201610107240.0A CN201610107240A CN105681151A CN 105681151 A CN105681151 A CN 105681151A CN 201610107240 A CN201610107240 A CN 201610107240A CN 105681151 A CN105681151 A CN 105681151A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
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Abstract
The invention discloses a method for implementing QinQ. The method comprises the steps that a PON module receives a single VLAN data packet from an ONU; the PON module adds VLAN according to a PON rule, and generates a dual VLAN data packet; a Switch module receives the dual VLAN data packet from the PON module; and the Switch module converts the dual VLAN data packet according to a Switch rule. Correspondingly, the invention also discloses a system for implementing QinQ, an OLT device and an electronic device. According to the method provided by the invention, the cost and difficulty for implementing the QinQ function are reduced.
Description
Technical field
The present invention relates to technical field of network communication, particularly relate to a kind of method, system, OLT device and the electronics that realize QinQ.
Background technology
Light road terminal (OpticalLineTerminal, OLT) it is the important equipment connecting light circuit and the multiple business such as data, voice, video being provided, realize different business by forming two or more virtual LAN VLAN (VirtualLocalAreaNetwork) correspondence, usually adopt the Switch exchange chip of high configuration to add/delete VLAN to realize QinQ function according to preset rules. But the Switch exchange chip hardware cost of this kind high configuration is very high, it is desired to complicated clock and wiring configuration, the difficulty of configure and maintenance is big.
Summary of the invention
Given this, the present invention provides a kind of method, system, OLT device and the electronics that realize QinQ, cost height and configuring maintenance difficulty big technical problem when solving existing QinQ functional realiey.
According to one embodiment of present invention, it is provided that a kind of method realizing QinQ, comprising: PON module receives single VLAN data packet from ONU; Described PON module adds VLAN according to PON rule, generates dual-VLAN data packet; Switch module receives described dual-VLAN data packet from described PON module; And described Switch module is according to the Switch rule described dual-VLAN data packet of conversion.
Preferably, described PON module comprises according to PON rule interpolation VLAN generation dual-VLAN data packet: described PON module is added outer VLAN, interpolation inner VLAN according to PON rule or copied inner VLAN to outer.
Preferably, described Switch module comprises according to the Switch rule described dual-VLAN data packet of conversion: described Switch module is according to the outer VLAN of inner VLAN ID amendment, according to the outer VLAN of inner VLAN COS amendment, according to the outer VLAN of Ethernet type amendment, according to the outer VLAN of inner VLAN ID scope amendment or according to Ethernet type and the outer VLAN of inner VLAN COS amendment.
Preferably, the method for the described QinQ of realization also comprises: arrange the PON rule of described PON module and the Switch rule of described Switch module, and generates and mate the allocation list item of rule with corresponding execution instruction accordingly.
According to an alternative embodiment of the invention, it is provided that a kind of system realizing QinQ, comprising: PON module, for receiving single VLAN data packet from ONU, and add VLAN according to PON rule, generate dual-VLAN data packet; And Switch module, for receiving described dual-VLAN data packet from described PON module, and according to the Switch rule described dual-VLAN data packet of conversion.
Preferably, described PON module comprises VLAN adding device, and described VLAN adding device adds outer VLAN according to PON rule, adds inner VLAN or copies inner VLAN to outer.
Preferably, described Switch module comprises VLAN and revises unit, and described VLAN amendment unit is according to the outer VLAN of inner VLAN ID amendment, according to the outer VLAN of inner VLAN COS amendment, according to the outer VLAN of Ethernet type amendment, according to the outer VLAN of inner VLAN ID scope amendment or according to Ethernet type and the outer VLAN of inner VLAN COS amendment.
Preferably, the system of the described QinQ of realization also comprises and arranges module, for setting the PON rule of described PON module and the Switch rule of described Switch module, and generates corresponding coupling rule and the corresponding allocation list item performing instruction.
Another embodiment according to the present invention, it is provided that a kind of OLT device, described OLT device comprises the above-mentioned system realizing QinQ.
According to still a further embodiment, it is provided that a kind of electronics, described electronics comprises the above-mentioned system realizing QinQ or above-mentioned OLT device.
The method realizing QinQ provided by the invention, system, OLT device and electronics, it is by PON module by QinQ Function Decomposition, VLAN interpolation action that Switch module performs respectively and VLAN conversion action, OLT device is received the dual-VLAN data packet that the single VLAN data packet received from ONU is converted into realistic demand, use common PON module and Switch module just can realize QinQ function flexibly and easily quickly, and without the high configuration exchange chip of high cost and high configuring maintenance difficulty, reduce cost and the operation maintenance difficulties of QinQ functional realiey.
Accompanying drawing explanation
In order to the technical scheme being illustrated more clearly in the embodiment of the present invention, below the accompanying drawing used required in embodiment being described is briefly described. It is appreciated that the accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the method realizing QinQ of one embodiment of the invention.
Fig. 2 is the schematic diagram adding VLAN in one embodiment of the invention.
Fig. 3 is the schematic diagram changing VLAN in one embodiment of the invention.
Fig. 4 is the schematic diagram adding VLAN and conversion VLAN combination of actions in one embodiment of the invention.
Fig. 5 is the structural representation of the system realizing QinQ of another embodiment of the present invention.
Embodiment
Do to describe in more detail further to the technical scheme of the present invention below in conjunction with the drawings and specific embodiments. Obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments. Based on the embodiment in the present invention, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all should belong to the scope of protection of the invention.
In describing the invention, it is to be understood that term " first ", " the 2nd " etc. are only for describing object, and can not be interpreted as instruction or hint relative importance. In describing the invention, it is necessary to explanation, unless otherwise clearly defined and limited, term " is connected ", " connection " should be interpreted broadly, such as, it is possible to be fixedly connected with, it is also possible to be removably connect, or connect integratedly;Can be mechanically connected, it is also possible to be electrical connection; Can be directly be connected, it is also possible to be indirectly connected by intermediary. For the ordinary skill in the art, it is possible to understand above-mentioned term concrete implication in the present invention in conjunction with particular case. In addition, in describing the invention, unless otherwise explanation, the implication of " multiple " is two or more.
Describe and can be understood in schema or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the performed instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carrying out n-back test, this should be understood by embodiments of the invention person of ordinary skill in the field.
Fig. 1 is the schematic flow sheet of the method realizing QinQ of one embodiment of the invention. As shown in the figure, the described method realizing QinQ, comprising:
Step S101:PON module receives single VLAN data packet from ONU.
In the present embodiment, described PON (PassiveOpticalNetwork) the passive light network module on light road terminal (OpticalLineTerminal, OLT) receives single virtual LAN VLAN (VirtualLocalAreaNetwork) data packet from optical network unit ONU (OpticalNetworkUnit).
Step S102: described PON module adds VLAN according to PON rule, generates dual-VLAN data packet.
In the present embodiment, can close and PON rule interpolation VLAN and then generation dual-VLAN data packet according to practical application scene. Concrete, in pre-configured described PON rule, corresponding coupling rule and the allocation list item of corresponding execution instruction, automatically perform the corresponding execution instruction adding VLAN when satisfied coupling rule.
See Fig. 2, in the present embodiment, described interpolation VLAN instruction can be configured to according to regular outer VLAN, interpolation inner VLAN, the copy inner VLAN of adding of PON to skin or other interpolation action. According to practical application needs, the interpolation of all actions can judge condition by band, it is also possible to not band decision condition.
Step S103:Switch module receives described dual-VLAN data packet from described PON module.
Wherein, described exchange Switch module and described PON model calling, and the described dual-VLAN data packet of described PON CMOS macro cell is received from described PON module.
Step S104: described Switch module is according to the Switch rule described dual-VLAN data packet of conversion.
In the present embodiment, can close and the Switch rule described dual-VLAN data packet of conversion according to practical application scene. Concrete, in pre-configured described Switch rule, corresponding coupling rule and the allocation list item of corresponding execution instruction, automatically perform the execution instruction of corresponding conversion VLAN when satisfied coupling rule.
See Fig. 3, in the present embodiment, described conversion VLAN instruction can be configured to: according to the outer VLAN of inner VLAN ID amendment, according to inner VLAN COS (VirtualLocalAreaNetworkClassofService, virtual LAN services grade) amendment skin VLAN, according to the outer VLAN of Ethernet type amendment, according to the outer VLAN of inner VLAN ID scope amendment, revises outer VLAN according to Ethernet type and inner VLAN COS or other amendment conversion VLAN actions.
Fig. 4 is the schematic diagram adding VLAN and conversion VLAN combination of actions in the present embodiment. According to actual needs, configure the PON rule of described PON module and the Switch rule of described Switch module, and generate and mate the allocation list item of rule with corresponding execution instruction accordingly.
In the present embodiment, VLAN interpolation action (1-N) of multiple described PON module can carry out multiple combination of actions with VLAN conversion action (1-N) of multiple described Switch module, it is by described PON module by QinQ Function Decomposition, VLAN interpolation action that Switch module performs respectively and VLAN conversion action, OLT device is received the dual-VLAN data packet that the single VLAN data packet received from ONU is converted into realistic demand, use common PON module and Switch module just can realize QinQ function flexibly and easily quickly, and without the high configuration exchange chip of high cost and high configuring maintenance difficulty, reduce cost and the operation maintenance difficulties of QinQ functional realiey.
Fig. 5 is the structural representation of the system 100 realizing QinQ of another embodiment of the present invention. The described system 100 realizing QinQ, comprises the PON module 10 and Switch module 20 that connect successively, and described PON module 10 comprises VLAN adding device 101, and described Switch module 20 comprises VLAN and changes unit 201.
Described PON module 10 receives single VLAN data packet from ONU, and described VLAN adding device 101 adds VLAN according to PON rule, generates dual-VLAN data packet. In the present embodiment, described PON (PassiveOpticalNetwork) the passive light network module 10 on light road terminal (OpticalLineTerminal, OLT) receives single virtual LAN VLAN (VirtualLocalAreaNetwork) data packet from optical network unit ONU (OpticalNetworkUnit).
Described VLAN adding device 101 can close PON rule according to practical application scene to be added VLAN and then generates dual-VLAN data packet. Concrete, corresponding coupling rule and the corresponding allocation list item performing instruction in the described PON rule of pre-configured described PON module 10, when satisfied coupling rule, described VLAN adding device 101 automatically performs the corresponding execution instruction adding VLAN. In the present embodiment, the described interpolation VLAN instruction of described VLAN adding device 101 can be configured to according to regular outer VLAN, interpolation inner VLAN, the copy inner VLAN of adding of PON to skin or other interpolation action. According to practical application needs, the interpolation of all actions can judge condition by band, it is also possible to not band decision condition.
Described Switch module 20 receives described dual-VLAN data packet from described PON module 10, and described VLAN changes unit 201 according to the Switch rule described dual-VLAN data packet of conversion. Described exchange Switch module 20 is connected with described PON module 10, and receives the described dual-VLAN data packet of described PON module 10 generation from described PON module 10.
In the present embodiment, described VLAN changes unit 201 and can change described dual-VLAN data packet according to the conjunction of practical application scene and Switch rule. Concrete, corresponding coupling rule and the corresponding allocation list item performing instruction in the described Switch rule of pre-configured described Switch module 20, when satisfied coupling rule, described VLAN changes the execution instruction that unit 201 automatically performs corresponding conversion VLAN. The described conversion VLAN instruction that described VLAN changes unit 201 can be configured to: according to the outer VLAN of inner VLAN ID amendment, according to inner VLAN COS amendment skin VLAN, according to the outer VLAN of Ethernet type amendment, according to the outer VLAN of inner VLAN ID scope amendment, revises outer VLAN according to Ethernet type and inner VLAN COS or other amendment conversion VLAN actions.
In the present embodiment, VLAN interpolation action (1-N) of multiple described VLAN adding device 101 can carry out multiple combination of actions with VLAN conversion action (1-N) of multiple described VLAN conversion unit 201, QinQ Function Decomposition is the VLAN adding device 101 by described PON module 10 by the system 100 of the described QinQ of realization, the VLAN of Switch module 20 changes VLAN interpolation action and the VLAN conversion action that unit 201 performs respectively, OLT device is received the dual-VLAN data packet that the single VLAN data packet received from ONU is converted into realistic demand, use common PON module 10 and Switch module 20 just can realize QinQ function flexibly and easily quickly, and without the high configuration exchange chip of high cost and high configuring maintenance difficulty, reduce cost and the operation maintenance difficulties of QinQ functional realiey.
Preferably, the system 100 of the described QinQ of realization also comprises and arranges module, configures the PON rule of described PON module 10 and the Switch rule of described Switch module 20 according to actual needs, and generates corresponding coupling rule and the corresponding allocation list item performing instruction.
It should be appreciated that the system 100 realizing QinQ described in above-described embodiment can be used alone, it is also possible to the function module as OLT device and any electronics of type uses, convenient and swift and realize QinQ function at low cost.
It is to be understood that each several part of the present invention can realize with hardware, software, firmware or their combination. In the above-described embodiment, multiple step or method can realize with the software stored in memory and perform by suitable instruction execution system or firmware. Such as, if realized with hardware, the same with in another enforcement mode, can realize with the arbitrary item in following technology well known in the art or their combination: the discrete logic with the logic gates for data signal being realized logic function, there is the application specific integrated circuit of suitable combinational logic gating circuit, programmable gate array (PGA), field-programmable gate array (FPGA) etc.
In the description of this specification sheets, reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. describe at least one embodiment or example meaning to be contained in the present invention in conjunction with concrete feature, structure, material or feature that this embodiment or example describe. In this manual, the schematic representation of above-mentioned term is not necessarily referred to identical embodiment or example. And, the concrete feature of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although it has been shown and described that embodiments of the invention, it will be understood by those skilled in the art that: these embodiments can be carried out multiple change, amendment, replacement and modification when not departing from principle and the objective of the present invention, the scope of the present invention by claim and etc. jljl limit.
Claims (10)
1. one kind realizes the method for QinQ, it is characterised in that, comprising:
PON module receives single VLAN data packet from ONU;
Described PON module adds VLAN according to PON rule, generates dual-VLAN data packet;
Switch module receives described dual-VLAN data packet from described PON module; And
Described Switch module is according to the Switch rule described dual-VLAN data packet of conversion.
2. realize the method for QinQ as claimed in claim 1, it is characterised in that, described PON module is added VLAN generation dual-VLAN data packet according to PON rule and is comprised:
Described PON module is added outer VLAN according to PON rule, adds inner VLAN or is copied inner VLAN to outer.
3. realize the method for QinQ as claimed in claim 1, it is characterised in that, described Switch module comprises according to the Switch rule described dual-VLAN data packet of conversion:
Described Switch module is according to the outer VLAN of inner VLAN ID amendment, according to the outer VLAN of inner VLAN COS amendment, according to the outer VLAN of Ethernet type amendment, according to the outer VLAN of inner VLAN ID scope amendment or according to Ethernet type and the outer VLAN of inner VLAN COS amendment.
4. realize the method for QinQ as claimed in claim 1, it is characterised in that, also comprise:
The PON rule of described PON module and the Switch rule of described Switch module are set, and generate and mate the allocation list item of rule with corresponding execution instruction accordingly.
5. one kind realizes the system of QinQ, it is characterised in that, comprising:
PON module, for receiving single VLAN data packet from ONU, and adds VLAN according to PON rule, generates dual-VLAN data packet; And
Switch module, for receiving described dual-VLAN data packet from described PON module, and according to the Switch rule described dual-VLAN data packet of conversion.
6. realize the system of QinQ as claimed in claim 5, it is characterised in that, described PON module comprises VLAN adding device, and described VLAN adding device adds outer VLAN according to PON rule, adds inner VLAN or copies inner VLAN to outer.
7. realize the system of QinQ as claimed in claim 5, it is characterized in that, described Switch module comprises VLAN and revises unit, and described VLAN amendment unit is according to the outer VLAN of inner VLAN ID amendment, according to the outer VLAN of inner VLAN COS amendment, according to the outer VLAN of Ethernet type amendment, according to the outer VLAN of inner VLAN ID scope amendment or according to Ethernet type and the outer VLAN of inner VLAN COS amendment.
8. realize the system of QinQ as claimed in claim 5, it is characterized in that, also comprise and module is set, for setting the PON rule of described PON module and the Switch rule of described Switch module, and generate and mate the allocation list item of rule with corresponding execution instruction accordingly.
9. an OLT device, it is characterised in that, described OLT device comprises the system realizing QinQ as described in item as arbitrary in claim 5 to 8.
10. an electronics, it is characterised in that, described electronics comprises the system realizing QinQ as described in item as arbitrary in claim 5 to 8 or OLT device as claimed in claim 9.
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| CN110460917A (en) * | 2019-07-11 | 2019-11-15 | 烽火通信科技股份有限公司 | The method and system of different user intercommunication are realized in PON access system |
| CN111294269A (en) * | 2018-12-07 | 2020-06-16 | 中国移动通信集团广东有限公司 | Method and device for distributing VLAN (virtual local area network) in home wide service inner layer and outer layer |
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