CN101399721A - Method for supporting transparent LAN access by Gbit Ethernet passive optical network - Google Patents
Method for supporting transparent LAN access by Gbit Ethernet passive optical network Download PDFInfo
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- CN101399721A CN101399721A CNA2007101520978A CN200710152097A CN101399721A CN 101399721 A CN101399721 A CN 101399721A CN A2007101520978 A CNA2007101520978 A CN A2007101520978A CN 200710152097 A CN200710152097 A CN 200710152097A CN 101399721 A CN101399721 A CN 101399721A
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Abstract
The invention discloses an access-in method of a transparent local area network (TLAN) supported by a GB Ethernet passive optical network, which comprises the steps as follows: configuration of far gateway equipment is carried out so as to distinguish the type of the sent TLS flux; different marks are respectively marked on TLS flux with different types; the property of an ONU port is configured so as to lead the port number of the ONU port to be corresponding to the type of the TLS flux; a VLAN relationship table of the ONU port is configured; when the TLS flux is used as upward flux, the type of the accessed TLS flux is determined; the TLS flux is marked by using the VLAN relationship table so as to send the upward TLS flux; alternatively, when the TLS flux is used as down flux, the type and the mark of the down TLS flux is determined by searching the VLAN relationship table; the port number of the ONU port is determined by the type and the mark of the TLS flux; the down TLS flux is sent to the RG equipment under the corresponding port.
Description
Technical field
The present invention relates to a kind of gigabit Ethernet passive optical network technique, specifically, relate to the cut-in method that a kind of gigabit Ethernet EPON is supported transparent LAN.
Background technology
Gigabit Ethernet EPON (GPON) is the single fiber bi-directional Optical Access Network that multiple spot (P2MP) structure is put in a kind of employing, and its canonical topology structure is the tree type.The GPON system is made up of the optical line terminal (OLT) of office's side, the optical network unit (ONU) and the Optical Distribution Network (ODN) of user side, is the single fiber bi-directional system.At down direction (OLT is to ONU), the signal that OLT sends arrives each ONU by ODN in the mode of broadcasting.At up direction (ONU is to OLT), the signal that ONU sends only can arrive OLT, and can not arrive other ONU.For fear of data collision and improve network utilisation efficient, up direction adopts time division multiple access (TDMA) access way, and the data of each ONU are sent arbitrates.ODN is made up of Passive Optical Components such as optical fiber and one or more passive optical splitters, provides optical channel between OLT and ONU.According to ONU residing position difference in Access Network, can there be several network application types in the EPON system: Fiber To The Cabinet (FTTCab), Fiber-To-The-Building space/junction box (FTTB/C), fiber-to-the-home front yard user (FTTH), optical fiber are to company/office (FTTO) etc.
Transparent LAN Service (TLS) is meant for the flow from the user that inserts does not make any change substantially, load or packet header as bag, only port numbers by corresponding circuit such as vlanid, vlan priority or access etc. is transmitted, this access way can satisfy the interconnected needs of user for different branches, simultaneously because the transparency of port and equipment has also ensured the customer service transparency and safety of data to a great extent.
Supporting mainly to adopt the mode of port access to carry out aspect the business user TLS service access at present, finish access by the port that specify to insert to customer service, in this access way owing to be the type of service of distinguishing business user's internal network flow by the mode of port, though it is comparatively simple in realization, but because all flows of same access interface adopt identical business classification, make that the granularity of traffic differentiation is bigger, access for various different business can not be segmented, thereby go up difficulty for follow-up network service quality (QOS) processing brings to handle, the service quality that can't satisfy at different business guarantees.
Summary of the invention
Technical problem solved by the invention provides the cut-in method that a kind of gigabit Ethernet EPON is supported transparent LAN, the flexibility that has improved service access.
Technical scheme is as follows:
A kind of gigabit Ethernet EPON is supported the cut-in method of transparent LAN, and step comprises:
(1) carry out the configuration of remote gateways equipment, described configuration is used to distinguish the type of the TLS flow of transmission, and dissimilar TLS flows is stamped different marks respectively;
(2) attribute of the described ONU port of configuration makes the port numbers of described ONU port corresponding with the type of described TLS flow;
(3) the VLAN relation table of the described ONU port of configuration, described VLAN relation table are used to represent the corresponding relation between the type of described port numbers and TLS flow;
(4) when TLS flow during as uplink traffic, determine the type of the TLS flow that inserts, use described VLAN relation table to mark for described TLS flow, up described TLS flow is sent; Perhaps, when described TLS flow during as downlink traffic, search described VLAN relation table and determine the type and token of described descending TLS flow, determine the port numbers of ONU port, described descending TLS flow is sent to RG equipment under the corresponding port by the type and token of described TLS flow.
Further, in the step (1), the type of described TLS flow comprises the professional and TLS business of non-TLS, and wherein, described TLS business comprises video traffic, voice service or business of networking.
Further, in the step (1), for the access of non-TLS flow, the described VLANTAG that is labeled as of the packet that described RG sends; For the TLS business, the described VLANTAG and the Priority flag of being labeled as of the packet that described RG sends.
Further, in the step (1), distinguish the type of the TLS flow of described transmission according to VLANTAG, Priority flag, protocol type or port numbers.
Further, in the step (2), in the attribute of described ONU port, further the VLAN circuit or the protocol type of described TLS flow supported in configuration, with the sign as the described TLS flow of further identification.
Further, in the step (3), described VLAN relation table comprises: non-TLS VLAN, TLS VLAN, user TAG, professional TAG, processed mode, inbound port number or outbound port number.
Further, in the step (4), for the uplink traffic that sends to ONU from RG, determine the type of the TLS flow of access by port numbers or VLANID, thereby use VLAN to concern that the content in the list item determines whether to stamp professional TAG, whether priority needs to upgrade also is to use original priority, sends to described OLT equipment after finishing dealing with; For the downlink traffic that sends to ONU from OLT, by using the VLANID among the professional TAG to search the VLAN relation table, determine the type and the user TAG of TLS flow, and the set-up mode of priority is to reset also to be to use original priority, and described ONU sends to RG equipment under the corresponding port to the back TLS flow of finishing dealing with.
Further, in the step (4), distinguish the type of uplink traffic or downlink traffic by port numbers, VLANID or protocol type.
The inventive method keeps common service access pattern on the one hand, in port, carry out simultaneously professional segmentation, not only can satisfy the access demand of business user for the TLS business, simultaneously by professional segmentation, can also carry out different processing modes at the business of segmenting, satisfy the requirement that professional service quality is handled.The present invention has realized the access requirement to corporate users, business user's Transparent LAN Service, has satisfied the function that inserts TLS service traffics and non-TLS service traffics in same port, thereby improves the flexibility of service access.
Description of drawings
Fig. 1 is a system configuration schematic diagram of the present invention;
Fig. 2 is the schematic flow sheet of the inventive method;
Fig. 3 is the networking diagram of giving an example of the inventive method;
Fig. 4 is the flow chart of giving an example of the inventive method.
Embodiment
The different business flow that the present invention is directed to the business user segments and handles, satisfy the function that in same port, inserts TLS service traffics and non-TLS service traffics, thereby improve the flexibility of service access, simultaneously by professional segmentation, can also carry out different Business Processing modes at the business of segmenting, and then satisfy professional service quality processing requirements.
With reference to the accompanying drawings, the preferred embodiments of the present invention are described in detail.
With reference to shown in Figure 1, networking structure of the present invention is described in detail.
In typical networking model, the business user has internal network (intranet) and the remote gateways equipment (RG) of oneself, be linked into by RG equipment on the ONU equipment of operator's access network, realize being connected of business user's internal network and carrier network by this way.Be connected by optical fiber between OLT, ODN and the ONU.
With reference to shown in Figure 2, the inventive method is described in detail.
The present invention can insert and mix the professional and non-TLS business of TLS, thereby realizes the segmentation of service traffics, and concrete steps are as follows:
Step S201: carry out the configuration of remote gateways equipment, this configuration is used to distinguish the type of the TLS flow of transmission, and dissimilar TLS flows is stamped different marks respectively.
This paper is exemplified as the method that adopts VLANTAG and Priority flag, but can adopt multiple parameter or field to come distinguishes data flow, for example protocol type, port numbers etc. in actual use.
For the access of non-TLS flow, the packet that RG sends be labeled as VLANTAG; For the TLS business, the packet that RG sends be labeled as VLANTAG and Priority flag.In order to support to mix the access requirement of TLS business and non-TLS business, before the port arrangement of ONU, need to set for non-TLS service access, the packet that sends from RG must have VLANTAG (vlan table shows VLAN, and TAG is meant the VLAN label, typically refers to the ID value of representing VLAN); The TLS business of sending from RG then can be VLANTAG and the TAG (label) that has Priority flag, or the packet of non-VLANTAG.
Step S202: the attribute of configuration ONU port, make the port numbers of ONU port corresponding with the type of TLS flow, wherein, the port numbers that non-TLS flow is corresponding different with the TLS flow.
Step S203: the VLAN relation table of configuration ONU upper port, VLAN relation table are used to represent the corresponding relation between the type of port numbers and TLS flow.
The content that needs to dispose in the VLAN relation table comprises: user TAG, professional TAG and the processed mode of non-TLS VLAN, TLS VLAN, correspondence, the processed mode comprises uses original priority still to reset priority, can further include inbound port number, outbound port number etc.Particular content in the VLAN relation table can increase or reduce according to the actual disposition needs.
Step S204: the up-downgoing data processing, when TLS flow during, determine the type of the TLS flow that inserts as uplink traffic, use the VLAN relation table to mark for the TLS flow, the TLS flow that marks is sent; Perhaps,, search the type and token that the VLAN relation table is determined descending TLS flow, determine the port numbers of ONU port, downlink traffic is sent to RG equipment under the corresponding port by the type and token of TLS flow when TLS flow during as downlink traffic.
Specifically, for the uplink traffic that sends to ONU from RG, can determine the TLS discharge pattern that inserts by parameters such as port numbers, VLANID or protocol types, thereby use VLAN to concern that the content in the list item determines whether to stamp professional TAG, whether priority needs to upgrade also is to use original priority, sends to OLT equipment after finishing dealing with.For the downlink traffic that sends to ONU from OLT, by using the VLANID among the professional TAG to search the VLAN relation table, determine that downlink traffic is also right and wrong TLS flow, user TAG of TLS flow, and the set-up mode of priority is to reset also to be to use original priority, and the back ONU that finishes dealing with sends to RG equipment under the corresponding port to data.The type of distinguishing the TLS flow is not limited to parameters such as port numbers, VLANID or protocol type, can also be the combination of these parameters.
With reference to shown in Figure 3, be connected to user's remote gateways equipment (RG) under the ONU equipment, RG can receive intranet in the enterprise by equipment chains such as exchanges.Intranet in the enterprise may be an also possibility right and wrong TLS flow of TLS flow by the service traffics that RG is linked in the carrier network, and the business of access also may be the various different priorities of video, speech and common business of networking and the flow of quality of service requirement.Represent upstream data from intranet to the arrow line of OLT direction, represent downlink data to the arrow line of intranet direction from OLT.
With reference to shown in Figure 4, the concrete processing procedure that inserts the TLS business is described in detail.
Idiographic flow is described below:
The first step, configuration RG.
Rule is 100 for the professional vlanid of non-TLS, and video traffic vlanid is 200 in the TLS business, and voice service vlanid is 300, and business of networking is not with vlanid.
Second step, the port attribute of configuration ONU.
Specifically comprise: whether the port on the ONU is to insert the TLS business; Port one is the UNI side ports, and port 2 is the NNI side ports; The attribute of port one is for can insert the TLS service attribute.
The 3rd step, the VLAN relation table of configuration ONU port.
Theing contents are as follows of VLAN relation table:
1) user vlan ID=100, service VLAN ID=1, priority is continued to use, and the up-downgoing packet is exchanged by user vlan and professional vlan;
2) user vlan ID=200, service VLAN ID=2, priority is reset; The professional vlan of push when up, the professional vlan of pop when descending;
3) user vlan ID=300, service VLAN ID=3, priority is reset; The professional vlan of push when up, the professional vlan of pop when descending;
4) user vlan=nothing, service VLAN ID=4, priority is reset; The professional vlan of push when up, the professional vlan of pop when descending;
The 4th step, the reception between RG and ONU/transmission packet.
Being respectively of the packet of reception/transmission:
1) user vlan ID=100, priority is 1;
2) user vlan ID=200, priority is 7;
3) user vlan ID=300, priority 4;
4) user vlan ID=does not have, and priority is not for having;
The 5th step, the port that ONU enters according to packet and with VLANID table look-up, and the packet of output is handled, send to the corresponding port then.
The 6th step: reception/transmission packet between ONU and OLT.
The packet of reception/transmission is respectively:
1) service VLAN ID=1, priority is 1;
2) user vlan ID=200, User Priority are 7, and service VLAN ID=2, service priority are 7;
3) user vlan ID=300, User Priority are 3, and service VLAN ID=3, service priority are 4;
4) service VLAN ID=4, service priority are 1.
By above step, realized access to corporate users, business user's Transparent LAN Service, satisfied and in same port, inserted TLS service traffics and non-TLS service traffics, thereby improved the flexibility of service access, simultaneously by professional segmentation, can also carry out different Business Processing at the business of segmenting, and then satisfy the professional requirement that service quality is handled.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1, a kind of gigabit Ethernet EPON is supported the cut-in method of transparent LAN, and step comprises:
(1) carry out the configuration of remote gateways equipment, described configuration is used to distinguish the type of the TLS flow of transmission, and dissimilar TLS flows is stamped different marks respectively;
(2) attribute of the described ONU port of configuration makes the port numbers of described ONU port corresponding with the type of described TLS flow;
(3) the VLAN relation table of the described ONU port of configuration, described VLAN relation table are used to represent the corresponding relation between the type of described port numbers and TLS flow;
(4) when TLS flow during as uplink traffic, determine the type of the TLS flow that inserts, use described VLAN relation table to mark for described TLS flow, up described TLS flow is sent; Perhaps, when described TLS flow during as downlink traffic, search described VLAN relation table and determine the type and token of described descending TLS flow, determine the port numbers of ONU port, described descending TLS flow is sent to RG equipment under the corresponding port by the type and token of described TLS flow.
2, gigabit Ethernet EPON according to claim 1 is supported the cut-in method of transparent LAN, it is characterized in that, in the step (1), the type of described TLS flow comprises the professional and TLS business of non-TLS, wherein, described TLS business comprises video traffic, voice service or business of networking.
3, gigabit Ethernet EPON according to claim 1 is supported the cut-in method of transparent LAN, it is characterized in that, and in the step (1), for the access of non-TLS flow, the described VLANTAG that is labeled as of the packet that described RG sends; For the TLS business, the described VLANTAG and the Priority flag of being labeled as of the packet that described RG sends.
4, gigabit Ethernet EPON according to claim 1 is supported the cut-in method of transparent LAN, it is characterized in that, in the step (1), distinguish the type of the TLS flow of described transmission according to VLANTAG, Priority flag, protocol type or port numbers.
5, gigabit Ethernet EPON according to claim 1 is supported the cut-in method of transparent LAN, it is characterized in that, in the step (2), in the attribute of described ONU port, further the VLAN circuit or the protocol type of described TLS flow supported in configuration, with the sign as the described TLS flow of further identification.
6, gigabit Ethernet EPON according to claim 1 is supported the cut-in method of transparent LAN, it is characterized in that, in the step (3), described VLAN relation table comprises: non-TLS VLAN, TLS VLAN, user TAG, professional TAG, processed mode, inbound port number or outbound port number.
7, gigabit Ethernet EPON according to claim 1 is supported the cut-in method of transparent LAN, it is characterized in that, in the step (4), for the uplink traffic that sends to ONU from RG, determine the type of the TLS flow of access by port numbers or VLANID, thereby use VLAN to concern that the content in the list item determines whether to stamp professional TAG, whether priority needs to upgrade also is to use original priority, sends to described OLT equipment after finishing dealing with; For the downlink traffic that sends to ONU from OLT, by using the VLANID among the professional TAG to search the VLAN relation table, determine the type and the user TAG of TLS flow, and the set-up mode of priority is to reset also to be to use original priority, and described ONU sends to RG equipment under the corresponding port to the back TLS flow of finishing dealing with.
8, gigabit Ethernet EPON according to claim 1 is supported the cut-in method of transparent LAN, it is characterized in that, in the step (4), distinguishes the type of uplink traffic or downlink traffic by port numbers, VLANID or protocol type.
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| CN2007101520978A CN101399721B (en) | 2007-09-28 | 2007-09-28 | Method for supporting transparent LAN access by Gbit Ethernet passive optical network |
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| CN2007101520978A CN101399721B (en) | 2007-09-28 | 2007-09-28 | Method for supporting transparent LAN access by Gbit Ethernet passive optical network |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102131130A (en) * | 2010-09-13 | 2011-07-20 | 华为技术有限公司 | Signal processing method, signal processing device and signal processing system for passive optical network (PON) |
| WO2011150620A1 (en) * | 2010-06-02 | 2011-12-08 | 中兴通讯股份有限公司 | Method and system for identifying accessing network for home gateway |
| CN107135190A (en) * | 2016-02-29 | 2017-09-05 | 阿里巴巴集团控股有限公司 | The data traffic ownership recognition methods connected based on Transport Layer Security and device |
| CN113596633A (en) * | 2021-07-28 | 2021-11-02 | 深圳市新龙鹏科技有限公司 | Network equipment remote management and control method, device, equipment and storage medium |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100355248C (en) * | 2003-09-28 | 2007-12-12 | 上海贝尔阿尔卡特股份有限公司 | Multiple business realizing method based on ethernet passive optical network |
| CN100411346C (en) * | 2004-11-19 | 2008-08-13 | 上海贝尔阿尔卡特股份有限公司 | Various-service dispatching method and system in passive light network |
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2007
- 2007-09-28 CN CN2007101520978A patent/CN101399721B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011150620A1 (en) * | 2010-06-02 | 2011-12-08 | 中兴通讯股份有限公司 | Method and system for identifying accessing network for home gateway |
| CN102131130A (en) * | 2010-09-13 | 2011-07-20 | 华为技术有限公司 | Signal processing method, signal processing device and signal processing system for passive optical network (PON) |
| WO2011150759A1 (en) * | 2010-09-13 | 2011-12-08 | 华为技术有限公司 | Method, apparatus and system for processing signal of pon network |
| CN102131130B (en) * | 2010-09-13 | 2013-12-04 | 华为技术有限公司 | Signal processing method, signal processing device and signal processing system for passive optical network (PON) |
| CN107135190A (en) * | 2016-02-29 | 2017-09-05 | 阿里巴巴集团控股有限公司 | The data traffic ownership recognition methods connected based on Transport Layer Security and device |
| CN107135190B (en) * | 2016-02-29 | 2021-01-15 | 阿里巴巴集团控股有限公司 | Data flow attribution identification method and device based on transport layer secure connection |
| CN113596633A (en) * | 2021-07-28 | 2021-11-02 | 深圳市新龙鹏科技有限公司 | Network equipment remote management and control method, device, equipment and storage medium |
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| CN101399721B (en) | 2011-04-20 |
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