CN109257266A - A method of PON local area network group is expanded based on VXLAN technology - Google Patents
A method of PON local area network group is expanded based on VXLAN technology Download PDFInfo
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- CN109257266A CN109257266A CN201811070231.4A CN201811070231A CN109257266A CN 109257266 A CN109257266 A CN 109257266A CN 201811070231 A CN201811070231 A CN 201811070231A CN 109257266 A CN109257266 A CN 109257266A
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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
- H04L12/4604—LAN interconnection over a backbone network, e.g. Internet, Frame Relay
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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- Computer Networks & Wireless Communication (AREA)
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- Data Exchanges In Wide-Area Networks (AREA)
Abstract
A method of based on VXLAN technology expand PON local area network group, comprising steps of S1, according to PON LAN subscriber L2 service VLAN attribute, identify, distinguish and divide different business local area networks；S2, it is directed to each business local area network, creates virtual service port, and configure the port traffic gateway IP/UDP information；S3, it is respectively created on different terminal OLT devices by order line or NMS network management system and configures respective virtual service port and IP/UDP information；Virtual service port on S4, enabled OLT, carries out the L3 network interconnection and forwarding for local terminal and the L2 data line of opposite end, to realize the L2 layer data intercommunication of two local area networks；S5, the polymerization by configuring multi-service LAN set up more massive PON local area network group.The business network model of local side OLT each in PON system and ONU is realized trans-regional, the L2 interconnection of cross operator by VXLAN technology by the present invention, to expand the scale of PON local area network, realizes ultra-large PON access network data link layer access forwarding capability.
Description
Technical field
The present invention relates to PON local area network scale enlargement fields, and in particular to one kind expands PON local based on VXLAN technology
The method of net group, the service attribute based on user, by the PON local area network of affiliated different geographical or different operators network into
Row polymerization.
Background technique
Continuous with China broadband strategy is popularized, and FTTH access net operation has been realized in ultra-large quotient in China
With the service application of FTTH local area network is largely confined to the scale and framework of local network, the FTTH office of cross-region, across a network
There is also the bottlenecks of development before the mesh of domain.
The promotion of SDN business and virtualization service demand proposes the LAN service of cross-region, across a network higher
It is required that the characteristic of L2 layer network forwarding natural possessed by PON, best matches to the expansion demand of this new business, and energy
Possible technology and planning complexity in SDN/ virtualization process are utmostly reduced, therefore is realized on the basis of PON cross-domain
The function of local area network group seems even more important.
Summary of the invention
This method technical problems to be solved are to need for SDN and virtualization service to the rapid growth of L2 network size
It asks, method proposes a kind of method based on VXLAN technology expansion PON local area network group, the service attribute based on user will
The PON local area network of affiliated different geographical or different operators network is polymerize, and the method for existing PON local area network is expanded, can
To realize the local area network group of cross-region, across a network.
Used technical solution is the present invention to solve above-mentioned technical problem:
A method of PON local area network group is expanded based on VXLAN technology, is included the following steps:
S1, according to PON LAN subscriber L2 service VLAN attribute, identify, distinguish and divide different business local area networks；
S2, it is directed to each business local area network, creates virtual service port, and configure port traffic gateway IP/UDP letter
Breath；
S3, pass through order line or NMS network management system, on different terminal OLT devices, be respectively created and configure respectively
Virtual service port and IP/UDP information；
Virtual service port on S4, enabled OLT, carries out the L3 network interconnection and forwarding for local terminal and the L2 data line of opposite end,
To realize the L2 layer data intercommunication of two local area networks；
S5, the polymerization by configuring multi-service LAN set up more massive PON local area network group.
According to the above scheme, the division of business is distinguished with the VLAN attribute of user service data in the step S1,
The business of same VLAN regards as same business local area network, service VLAN category of the OLT based on user in same PON local area network
Property, local terminal is divided into multiple business local area networks, each business local area network is indicated by unique VLAN (may in common PON system
The case where there are multiple service VLAN, thus PON system supports multiple business local area networks, they are equally indicated by VLAN).
According to the above scheme, to the business local area network of each definition in the step S2, virtual service end is created in the port OLT
Mouthful, and the L3 network information is configured, configuration project includes: source IP address, source udp port, gateway IP.
According to the above scheme, in the step S3 when needing different PON OLT/ONU carrying out networking polymerization, in local terminal
With the IP/UDP information of assignment configuration other side on the OLT of opposite end, the purpose IP address of opposite end, the udp port of opposite end are specifically included that.
According to the above scheme, in the step S4, virtual service port on OLT is enabled, which, which has, is based on
Automatic forwarding capability, the autolearn feature of the service VLAN, and the virtual service port after the activation, by VXLAN technology,
The access request (local L2 data) for needing to apply that outside access or opposite end local area network are passed in local terminal local area network is carried out
MAC IN UDP's is packaged into IP data packet, carries out package and unpack to forward by traditional L3 network technology, to be delivered to opposite end
OLT, being parsed L2 layer data by opposite end OLT and be forwarded in its local area network with VLAN (thus realizes PON local
The cross-domain networking of net and L2 forwarding capability realize transparent transmission, also achieve the isolation requirement of different VLAN traffics, are expanded with reaching
Open the function of L2 business local area network).
Core of the invention thought is: the business network model of local side OLT each in PON system and ONU passes through
The realization of VXLAN technology is trans-regional, and the L2 interconnection of cross operator to expand the scale of PON local area network, realizes that ultra-large PON connects
Networking access of data link layer forwarding capability.
Compared with prior art, the beneficial effects of the present invention are:
1, service attribute of this method based on user, by affiliated different geographical or the PON local of different operators network
Net is polymerize, and existing PON local area network is expanded, and the PON local area network group of cross-region, across a network may be implemented, and sets up super large rule
Mould L2 network；It is seamless to realize cross-domain networking function, under the background that SDN network and virtual LAN need to grow at top speed, we
Method described function can satisfy ultra-large L2 layer service network expansion, be suitable for the correlations such as EPON/GPON/NG-PON
Field；
2, deployment is simple, and low cost is more able to satisfy SDN/ virtualization technology etc. to L2 ultra-largeization demand；
3, the port virtually created is transparent to user and business；IP is based in management, controllable and maintainability is strong；
4, it is able to achieve the manual intervention of accurately network topology, in existing certain ultra-large its physics of L2 layer network
Topology commonly relies on the specific physical location of L2/L3 switching equipment, and adjustment is complicated, equipment room correlation degree；This method can be
Logic level sets up ultra-large L2 layer network, without depending on specific physical entity equipment, when needs are manually done
When pre-, the dynamic adjustment of local area network group only by the IP address of modification virtual service port, can be carried out；
5, this method also supports the isolation features based on business.
Detailed description of the invention
Fig. 1 is that the present invention is based on the data flows of VXLAN technology expansion PON local area network group.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing.
Shown in referring to Fig.1, the present invention is based on the methods of VXLAN technology expansion PON local area network group, include the following steps:
S1, according to PON LAN subscriber L2 service VLAN attribute, identify, distinguish and divide different business local area networks；Industry
Business is deployed in different geographical or heterogeneous networks, is identified and is associated with according to VLAN, due to the particular community of VLAN,
The business of local area network is formed generally all with identical VLAN attribute, otherwise there can be isolation features.When there are multiple services situations
Under, allow to create multiple business local area networks, the isolation property function of VLAN ensure that the insulation blocking between different business.
S2, it is directed to each business local area network, creates virtual service port, and configure port traffic gateway IP/UDP letter
Breath；The virtual service port realizes that effect is the encapsulation mode based on MAC IN UDP based on VXLAN function, will enter this
Port local area network includes the IP and UDP port number of this business local area network, gateway IP information, when needing multiple L2 business bureaus in PON
When the net expansion of domain, then multiple IP/UDP information are needed to configure, distinguished with index appropriate.
S3, pass through order line or NMS network management system, on different terminal OLT devices, be respectively created and configure respectively
Virtual service port and IP/UDP information；When being forwarded by L3 layer network, each industry in designated local area network group is needed
The IP/UDP information of business local area network, the accessibility of target network are guaranteed by IP itself；
Virtual service port on S4, enabled OLT, carries out the L3 network interconnection and forwarding for local terminal and the L2 data line of opposite end,
To realize the L2 layer data intercommunication of two local area networks；As described above, then the port is as common behind enabled virtual service port
Port equally carries out the forwarding of L2 data service, and carries out port mac address learning, is likewise supplied with flow control and data flow shaping
Function, specifically the port no longer allows VLAN to configure；But the virtual service port of difference OLT is interconnected by L3 network
Afterwards, L2 Business Stream can realize direct access between two OLT, connection and access rate depend on L3 network rate and
Quality.
S5, the polymerization by configuring multi-service LAN can set up more massive PON local area network group.Work as needs
When carrying out multiple PON local area network groups, it is thus only necessary to which the step of repeating above-mentioned S1-S4 carries out aggregation configuration based on service VLAN.
Claims (5)
1. a kind of method based on VXLAN technology expansion PON local area network group, which comprises the steps of:
S1, according to PON LAN subscriber L2 service VLAN attribute, identify, distinguish and divide different business local area networks；
S2, it is directed to each business local area network, creates virtual service port, and configure the port traffic gateway IP/UDP information；
S3, it is respectively created on different terminal OLT devices by order line or NMS network management system and configures respective void
Quasi- service port and IP/UDP information；
Virtual service port on S4, enabled OLT, carries out the L3 network interconnection and forwarding for local terminal and the L2 data line of opposite end, with reality
The L2 layer data intercommunication of existing two local area networks；
S5, the polymerization by configuring multi-service LAN set up more massive PON local area network group.
2. a kind of method based on VXLAN technology expansion PON local area network group according to claim 1, which is characterized in that
The division of business is distinguished with the VLAN attribute of user service data in the step S1, same in same PON local area network
The business of VLAN regards as same business local area network, and local terminal is divided into multiple industry by service VLAN attribute of the OLT based on user
Business local area network, each business local area network are indicated by unique VLAN.
3. a kind of method based on VXLAN technology expansion PON local area network group according to claim 1, which is characterized in that
To the business local area network of each definition in the step S2, virtual service port is created in the port OLT, and configure L3 network letter
Breath, configuration project includes: source IP address, source udp port, gateway IP.
4. a kind of method based on VXLAN technology expansion PON local area network group according to claim 1, which is characterized in that
In the step S3 when needing different PON OLT/ONU carrying out networking polymerization, the assignment configuration on local terminal and opposite end OLT
The IP/UDP information of other side specifically includes that the purpose IP address of opposite end, the udp port of opposite end.
5. a kind of method based on VXLAN technology expansion PON local area network group according to claim 1, which is characterized in that
In the step S4, virtual service port on OLT is enabled, which has the automatic forwarding based on the service VLAN
Function, autolearn feature, and the virtual service port after the activation will need Shen in local terminal local area network by VXLAN technology
Please the incoming access request (local L2 data) of outside access or opposite end local area network carry out MAC IN UDP be packaged into IP number
According to packet, carries out package and unpack to forward by traditional L3 network technology, to be delivered to opposite end OLT, parse L2 layers by opposite end OLT
Data are simultaneously forwarded in its local area network with VLAN.
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Cited By (6)
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| CN112188328A (en) * | 2020-09-28 | 2021-01-05 | 酒泉钢铁(集团)有限责任公司 | System and method for realizing SDN + VXLAN based on GPON network scene |
| CN112738081A (en) * | 2020-12-28 | 2021-04-30 | 武汉长光科技有限公司 | Method for expanding communication protocol of PON local area network group based on VXLAN technology |
| CN112751682A (en) * | 2020-12-28 | 2021-05-04 | 武汉长光科技有限公司 | Multicast communication control method for expanding PON local area network group based on VXLAN technology |
| CN113132828A (en) * | 2021-06-16 | 2021-07-16 | 武汉长光科技有限公司 | Configuration method, device, equipment, system and storage medium |
| CN115361605A (en) * | 2022-10-20 | 2022-11-18 | 武汉长光科技有限公司 | Method, device, equipment and computer readable storage medium for roaming in virtual domain |
| CN116896698A (en) * | 2023-09-11 | 2023-10-17 | 广州市成格信息技术有限公司 | Method and system for realizing multi-service bearing in all-optical local area network |
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| CN112751682A (en) * | 2020-12-28 | 2021-05-04 | 武汉长光科技有限公司 | Multicast communication control method for expanding PON local area network group based on VXLAN technology |
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| CN116896698A (en) * | 2023-09-11 | 2023-10-17 | 广州市成格信息技术有限公司 | Method and system for realizing multi-service bearing in all-optical local area network |
| CN116896698B (en) * | 2023-09-11 | 2024-01-02 | 广州市成格信息技术有限公司 | Method and system for realizing multi-service bearing in all-optical local area network |
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