CN109743646A - A kind of delivery method and device of broadband connection data flow - Google Patents
A kind of delivery method and device of broadband connection data flow Download PDFInfo
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Abstract
The present invention relates to fields of communication technology, disclose the delivery method and device of a kind of broadband connection data flow, this method comprises: creating several broadband connections in optical network unit ONU, and virtual local area network configuration information VLAN corresponding with the broadband connection is set；The data streaming service is sent to optical line terminal OLT by the data streaming service for obtaining the optical network unit；The mapping relations of the data streaming service Yu the virtual local area network configuration information are established by the optical line terminal；Interconnecting for various home gateway unit broadband connection VLAN configurations is realized by two layers of configuration, reduces network failure probability, there is general applicability.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of delivery methods and device of broadband connection data flow.
Background technique
The optical link of gigabit passive optical network GPON (Gigabit-capable Passive Optical Network)
Terminal OLT (Optical line terminal) and home gateway unit HGU (Home Gateway Unit) is broadband operation
The capital equipment of quotient's deployment, to virtual LAN VLAN (the Virtual Local Area of the broadband connection of HGU equipment
Network it) configures, is the main configuration item of sending down service, due to the optical line terminal OLT equipment and optical network unit of operator
ONU (Optical Network Unit) equipment is all competitive bidding buying, and therefore, there are many producer of OLT and ONU equipment, phase
It realizes and interconnects again between mutually, the communication protocol of OLT and ONU are OMCI (ONU Management and Control
Interface, ONU manage control interface), but the VLAN of the broadband connection of HGU is configured in OMCI international norm " T-REC-
G984.4 " in do not define.Therefore, most of operators use TR069 agreement instead, and need to introduce using TR069 agreement a set of
Ac server configures the VLAN of the broadband connection of HGU, for small operator, is then to continue with and is configured using OLT, factory
The VLAN of the customized privately owned OMCI management entity node of quotient, the broadband connection of corresponding HGU is configured.
ACS system is a set of additional management system, and general expenses are more expensive, is put into for small operator huge
Greatly；In addition ACS system uses TR069 agreement, is three layer protocols in itself, therefore to ensure that the three-layer pipe reason link of HGU is logical
, IP address can be taken, three layers of connectivity difficulty is greater than two layers of connectivity, therefore the probability of malfunction being increased by.And it is every
All, the OLT and ONU of different manufacturers there are problems that interconnecting the node for the privately owned ME that a producer defines, can only be respective
OLT dock respective ONU；For small operator, once having used certain OLT and ONU equipment, it is difficult to be re-introduced into new
Producer.
Summary of the invention
It is a primary object of the present invention to propose the delivery method and device of a kind of broadband connection data flow, matched by two layers
Setting realizes interconnecting for various home gateway unit broadband connection VLAN configurations, reduces network failure probability, has general
All over applicability.
To achieve the above object, the delivery method of a kind of broadband connection data flow provided by the invention, comprising:
Several broadband connections are created in optical network unit ONU, and virtual office corresponding with the broadband connection is set
Domain net configuration information VLAN；
The data streaming service is sent to optical line terminal OLT by the data streaming service for obtaining the optical network unit；
It is closed by the mapping that the optical line terminal establishes the data streaming service and the virtual local area network configuration information
System.
Optionally, the broadband connection includes: online broadband connection, Video Broadband connection and voice broadband connection；Accordingly
Ground, broadband connection of surfing the Internet is without corresponding virtual local area network configuration information；Video Broadband connects corresponding virtual LAN and matches confidence
Breath is VLAN90；The corresponding virtual local area network configuration information of voice broadband connection is VLAN256.
Optionally, the data streaming service for obtaining the optical network unit, is sent to light for the data streaming service
Road terminal OLT specifically:
The existing network data stream business of optical network unit is set by network management system；And pass through Simple Network Management Protocol SNMP
The data streaming service is sent to optical line terminal OLT.
Optionally, the data streaming service and the virtual local area network configuration information are established by the optical line terminal
Mapping relations include:
Optical line terminal extends VLAN tag operation configuration data management entity by OMCI protocol configuration；
Establish the mapping relations of the data streaming service Yu the virtual local area network configuration information.
Optionally, described that the data streaming service and the virtual LAN are established with confidence by the optical line terminal
After the mapping relations of breath further include:
The data streaming service is issued by broadband connection corresponding with the data streaming service.
As another aspect of the present invention, a kind of lower transmitting apparatus of the broadband connection data flow provided, comprising:
Setup module is created, for creating several broadband connections in optical network unit ONU, and is arranged and the broadband
Connect corresponding virtual local area network configuration information VLAN；
Sending module is obtained to send the data streaming service for obtaining the data streaming service of the optical network unit
To optical line terminal OLT；
Mapping block, for establishing the data streaming service and virtual LAN configuration by the optical line terminal
The mapping relations of information.
Optionally, the broadband connection includes: online broadband connection, Video Broadband connection and voice broadband connection；Accordingly
Ground, broadband connection of surfing the Internet is without corresponding virtual local area network configuration information；Video Broadband connects corresponding virtual LAN and matches confidence
Breath is VLAN90；The corresponding virtual local area network configuration information of voice broadband connection is VLAN256.
Optionally, the workflow for obtaining sending module specifically:
The existing network data stream business of optical network unit is set by network management system；And pass through Simple Network Management Protocol SNMP
The data streaming service is sent to optical line terminal OLT.
Optionally, the workflow of the mapping block specifically:
Optical line terminal extends VLAN tag operation configuration data management entity by OMCI protocol configuration；
Establish the mapping relations of the data streaming service Yu the virtual local area network configuration information.
Optionally, further includes:
Module is issued, for issuing the data streaming service by broadband connection corresponding with the data streaming service.
The delivery method and device of a kind of broadband connection data flow proposed by the present invention, this method comprises: in optical-fiber network list
Several broadband connections are created on first ONU, and virtual local area network configuration information VLAN corresponding with the broadband connection is set；It obtains
The data streaming service is sent to optical line terminal OLT by the data streaming service for taking the optical network unit；Pass through the light
Road terminal establishes the mapping relations of the data streaming service Yu the virtual local area network configuration information；It is realized by two layers of configuration
Interconnecting for various home gateway unit broadband connection VLAN configurations, reduces network failure probability, has general applicability.
Detailed description of the invention
Fig. 1 is a kind of flow chart of the delivery method for broadband connection data flow that the embodiment of the present invention one provides；
Fig. 2 is the VLAN message format schematic diagram that the embodiment of the present invention one provides；
Fig. 3 is a kind of broadband connection configuration interface for ONU that the embodiment of the present invention one provides；
Fig. 4 is the broadband connection configuration interface for another ONU that the embodiment of the present invention one provides；
Fig. 5 is the forwarding model schematic diagram of the data flow inside the ONU that the embodiment of the present invention one provides；
Fig. 6 is the flow chart of the delivery method for another broadband connection data flow that the embodiment of the present invention one provides；
Fig. 7 is a kind of demonstrative structure frame of the lower transmitting apparatus of broadband connection data flow provided by Embodiment 2 of the present invention
Figure；
Fig. 8 is the demonstrative structure frame of the lower transmitting apparatus of another broadband connection data flow provided by Embodiment 2 of the present invention
Figure.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element
Be conducive to explanation of the invention, itself there is no specific meanings.Therefore, " module " can mixedly make with " component "
With.
Embodiment one
As shown in Figure 1, in the present embodiment, a kind of delivery method of broadband connection data flow, comprising:
S10, several broadband connections are created in optical network unit ONU, and void corresponding with the broadband connection is set
Quasi- LAN configuration information VLAN；
S20, the data streaming service for obtaining the optical network unit, are sent to optical line terminal for the data streaming service
OLT；
S30, reflecting for the data streaming service and the virtual local area network configuration information is established by the optical line terminal
Penetrate relationship.
In the present embodiment, the interconnection of various home gateway unit broadband connection VLAN configurations is realized by two layers of configuration
Intercommunication reduces network failure probability, has general applicability.
In the present embodiment, virtual LAN VLAN is that one kind is used to separate two layers of bridge according to the regulation of IEEE 802.1Q
The mechanism in domain, two layers of bridge domain are separated into multiple, separation and mutually independent domain by it, and each VLAN forms an independence
Local area network, this network correspond to ISO model the second layer network, VLAN division not by the actual physics position of the network port
The limitation set.VLAN has attribute identical with General Physics network, in addition to the limitation of not no physical location, it and common local
Net is the same.Two layers of unicast, broadcast and multicast frames are forwarded in a VLAN, are spread, without being directly entered other VLAN
Among.In order to support VLAN, the extension of the frame format of Ethernet is defined in IEEE 802.1Q, as shown in Fig. 2, VLAN agreement
The identifier for allowing to be inserted into 4 bytes in the frame format of Ethernet is sent such as the Qtag Prefix in Fig. 2 for indicating
The work station of the frame belongs to which VLAN, preceding 2 bytes of Qtag Prefix and the effect of the original length/type field
Equally, but it is always arranged to 0x8100 (this numerical value is greater than 0x0600, is not just to represent length), referred to as 802.1Q
TagType.When data link layer detects that the value of the subsequent length/type field of source address field of mac frame is 0x8100,
It is known that the Qtag Prefix for inserting 4 bytes now.Then the content of 2 bytes next is just then checked.Below
In 2 bytes, preceding 3 bits are user-priority fields, and a bit then is canonical format indicator CFI
(Canonical Format Indicator), 12 last bits are the identifier VID (VLAN of the VLAN
Identifier), the frame that it uniquely identifies this Ethernet is which VLAN belonged to.
In the present embodiment, the virtual local area network configuration information in step S10 mainly includes the identifier VID of VLAN.
In the present embodiment, VLAN tag operation configuration data (Extended VLAN tagging operation is extended
Configuration data) it is the management entity that number is 171 in ITU984.4 specification, which is mainly used for configuring port
VLAN tag rule, the port vlan of configuration SFU is now generally used in net, and in HGU, due to broadband connection function not
Match, therefore only does transparent transmission configuration.The management entity is configured to a table, and every list item of table represents the processing side of a data flow
Method, the length of each list item are 16 bytes, every 1 group of 4 bytes, the matching rule of the first half representative of data flow of list item, after
Half part representative of data flow VLAN transformation rule.
In the present embodiment, the broadband connection includes: online broadband connection, and Video Broadband connection and voice broadband connect
It connects；Correspondingly, online broadband connection is without corresponding virtual local area network configuration information；Video Broadband connects corresponding virtual LAN
Configuration information is VLAN90；The corresponding virtual local area network configuration information of voice broadband connection is VLAN256.
It as shown in Figure 3 and Figure 4, is the broadband connection configuration interface of ONU, VLAN is the core configuration item of broadband connection, often
A connection all corresponds to specific business data flow, as the connection of INTERNET represents the data flow of user's online, the connection of OTHER
The data flow of IP box video is represented, VOICE represents the data flow of call voice.We configure INTERNET and are connected as without mark
Label, represent the Internet data stream of uplink without vlan information, the Internet data stream of downlink peels label, the VLAN of OTHER connection off
Information is 90, and the video data stream for representing the uplink by this connection will be plus 90 label information, the video data of downlink
Stream say peel off 90 label information, the vlan information of VOICE connection is 256 and the same meaning, and upstream voice data stream will
In addition 256 label information, the data flow of downlink voice say peel off 256 label information.When this configuration is as on-premise network
The fixed configurations of the whole network accomplish that in the factory configuration of equipment, restoring factory is also the same configuration information.
As another embodiment, the broadband connection can also include other kinds of broadband connection.
As shown in figure 5, Routing Forward Module includes three broadbands for the forwarding model schematic diagram of the data flow inside ONU
The data flow of connection, then data flow continues to go ahead, and reaches OMCI protocol stack forwarding module, is provided with extension VLAN mark
The management entity for signing operation configuration data, after OMCI protocol stack forwarding module, it is practical that data flow will be converted into existing net
The VLAN of planning, it is practical so just to have achieved the purpose that HGU broadband connection service VLAN is issued.
In the present embodiment, the step S20 specifically:
The existing network data stream business of optical network unit is set by network management system；And pass through Simple Network Management Protocol SNMP
The data streaming service is sent to optical line terminal OLT.
In the present embodiment, the step S30 includes:
Optical line terminal extends VLAN tag operation configuration data management entity by OMCI protocol configuration；
Establish the mapping relations of the data streaming service Yu the virtual local area network configuration information.
As shown in fig. 6, in the present embodiment, after the step S30 further include:
S40, the data streaming service is issued by broadband connection corresponding with the data streaming service.
In the present embodiment, with compared with ACS system configuration HGU broadband connection VLAN mode, the present embodiment has lacked a set of
ACS configures system, greatly reduces the cost of network implementation；The management entity for being formerly used for configuration port vlan, cleverly
VLAN for broadband connection data flow maps, and due to knowing the VLAN value of broadband connection in advance, is easy to the data
Stream is mapped to the practical VLAN of existing net；The customized OMCI ME node configuration broadband connection VLAN mode of producer is compared, and advantage is more
Add it is obvious, can interconnecting between each producer OLT and ONU in real time, the risk that less operator is kidnapped by equipment manufacturer.
Embodiment two
As shown in fig. 7, in the present embodiment, a kind of lower transmitting apparatus of broadband connection data flow, comprising:
Setup module 10 is created, for creating several broadband connections in optical network unit ONU, and is arranged and the width
The corresponding virtual local area network configuration information VLAN of band connection；
Sending module 20 is obtained to send out the data streaming service for obtaining the data streaming service of the optical network unit
It send to optical line terminal OLT；
Mapping block 30 is matched for establishing the data streaming service by the optical line terminal with the virtual LAN
The mapping relations of confidence breath.
In the present embodiment, the interconnection of various home gateway unit broadband connection VLAN configurations is realized by two layers of configuration
Intercommunication reduces network failure probability, has general applicability.
In the present embodiment, virtual LAN VLAN is that one kind is used to separate two layers of bridge according to the regulation of IEEE 802.1Q
The mechanism in domain, two layers of bridge domain are separated into multiple, separation and mutually independent domain by it, and each VLAN forms an independence
Local area network, this network correspond to ISO model the second layer network, VLAN division not by the actual physics position of the network port
The limitation set.VLAN has attribute identical with General Physics network, in addition to the limitation of not no physical location, it and common local
Net is the same.Two layers of unicast, broadcast and multicast frames are forwarded in a VLAN, are spread, without being directly entered other VLAN
Among.In order to support VLAN, the extension of the frame format of Ethernet is defined in IEEE 802.1Q, as shown in Fig. 2, VLAN agreement
The identifier for allowing to be inserted into 4 bytes in the frame format of Ethernet is sent such as the Qtag Prefix in Fig. 2 for indicating
The work station of the frame belongs to which VLAN, preceding 2 bytes of Qtag Prefix and the effect of the original length/type field
Equally, but it is always arranged to 0x8100 (this numerical value is greater than 0x0600, is not just to represent length), referred to as 802.1Q
TagType.When data link layer detects that the value of the subsequent length/type field of source address field of mac frame is 0x8100,
It is known that the Qtag Prefix for inserting 4 bytes now.Then the content of 2 bytes next is just then checked.Below
In 2 bytes, preceding 3 bits are user-priority fields, and a bit then is canonical format indicator CFI
(Canonical Format Indicator), 12 last bits are the identifier VID (VLAN of the VLAN
Identifier), the frame that it uniquely identifies this Ethernet is which VLAN belonged to.
In the present embodiment, virtual local area network configuration information mainly includes the identifier VID of VLAN.
In the present embodiment, VLAN tag operation configuration data (Extended VLAN tagging operation is extended
Configuration data) it is the management entity that number is 171 in ITU984.4 specification, which is mainly used for configuring port
VLAN tag rule, the port vlan of configuration SFU is now generally used in net, and in HGU, due to broadband connection function not
Match, therefore only does transparent transmission configuration.The management entity is configured to a table, and every list item of table represents the processing side of a data flow
Method, the length of each list item are 16 bytes, every 1 group of 4 bytes, the matching rule of the first half representative of data flow of list item, after
Half part representative of data flow VLAN transformation rule.
In the present embodiment, the broadband connection includes: online broadband connection, and Video Broadband connection and voice broadband connect
It connects；Correspondingly, online broadband connection is without corresponding virtual local area network configuration information；Video Broadband connects corresponding virtual LAN
Configuration information is VLAN90；The corresponding virtual local area network configuration information of voice broadband connection is VLAN256.
It as shown in Figure 3 and Figure 4, is the broadband connection configuration interface of ONU, VLAN is the core configuration item of broadband connection, often
A connection all corresponds to specific business data flow, as the connection of INTERNET represents the data flow of user's online, the connection of OTHER
The data flow of IP box video is represented, VOICE represents the data flow of call voice.We configure INTERNET and are connected as without mark
Label, represent the Internet data stream of uplink without vlan information, the Internet data stream of downlink peels label, the VLAN of OTHER connection off
Information is 90, and the video data stream for representing the uplink by this connection will be plus 90 label information, the video data of downlink
Stream say peel off 90 label information, the vlan information of VOICE connection is 256 and the same meaning, and upstream voice data stream will
In addition 256 label information, the data flow of downlink voice say peel off 256 label information.When this configuration is as on-premise network
The fixed configurations of the whole network accomplish that in the factory configuration of equipment, restoring factory is also the same configuration information.
As another embodiment, the broadband connection can also include other kinds of broadband connection.
As shown in figure 5, Routing Forward Module includes three broadbands for the forwarding model schematic diagram of the data flow inside ONU
The data flow of connection, then data flow continues to go ahead, and reaches OMCI protocol stack forwarding module, is provided with extension VLAN mark
The management entity for signing operation configuration data, after OMCI protocol stack forwarding module, it is practical that data flow will be converted into existing net
The VLAN of planning, it is practical so just to have achieved the purpose that HGU broadband connection service VLAN is issued.
In the present embodiment, the workflow for obtaining sending module specifically:
The existing network data stream business of optical network unit is set by network management system；And pass through Simple Network Management Protocol SNMP
The data streaming service is sent to optical line terminal OLT.
In the present embodiment, the workflow of the mapping block specifically:
Optical line terminal extends VLAN tag operation configuration data management entity by OMCI protocol configuration；
Establish the mapping relations of the data streaming service Yu the virtual local area network configuration information.
As shown in figure 8, in the present embodiment, a kind of lower transmitting apparatus of broadband connection data flow further include:
Module 40 is issued, for issuing the data streaming service by broadband connection corresponding with the data streaming service.
In the present embodiment, with compared with ACS system configuration HGU broadband connection VLAN mode, the present embodiment has lacked a set of
ACS configures system, greatly reduces the cost of network implementation；The management entity for being formerly used for configuration port vlan, cleverly
VLAN for broadband connection data flow maps, and due to knowing the VLAN value of broadband connection in advance, is easy to the data
Stream is mapped to the practical VLAN of existing net；The customized OMCI ME node configuration broadband connection VLAN mode of producer is compared, and advantage is more
Add it is obvious, can interconnecting between each producer OLT and ONU in real time, the risk that less operator is kidnapped by equipment manufacturer.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, computer, clothes
Business device, air conditioner or the network equipment etc.) execute method described in each embodiment of the present invention.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of delivery method of broadband connection data flow characterized by comprising
Several broadband connections are created in optical network unit ONU, and virtual LAN corresponding with the broadband connection is set
Configuration information VLAN；
The data streaming service is sent to optical line terminal OLT by the data streaming service for obtaining the optical network unit；
The mapping relations of the data streaming service Yu the virtual local area network configuration information are established by the optical line terminal.
2. a kind of delivery method of broadband connection data flow according to claim 1, which is characterized in that the broadband connection
It include: online broadband connection, Video Broadband connection and voice broadband connection；Correspondingly, online broadband connection is without corresponding virtual
LAN configuration information；It is VLAN90 that Video Broadband, which connects corresponding virtual local area network configuration information,；Voice broadband connection is corresponding
Virtual local area network configuration information be VLAN256.
3. a kind of delivery method of broadband connection data flow according to claim 1, which is characterized in that described in the acquisition
The data streaming service is sent to optical line terminal OLT by the data streaming service of optical network unit specifically:
The existing network data stream business of optical network unit is set by network management system；And pass through Simple Network Management Protocol SNMP for institute
It states data streaming service and is sent to optical line terminal OLT.
4. a kind of delivery method of broadband connection data flow according to claim 3, which is characterized in that pass through the light
The mapping relations that road terminal establishes the data streaming service and the virtual local area network configuration information include:
Optical line terminal extends VLAN tag operation configuration data management entity by OMCI protocol configuration；
Establish the mapping relations of the data streaming service Yu the virtual local area network configuration information.
5. a kind of delivery method of broadband connection data flow according to claim 4, which is characterized in that described by described
Optical line terminal is established after the mapping relations of the data streaming service and the virtual local area network configuration information further include:
The data streaming service is issued by broadband connection corresponding with the data streaming service.
6. a kind of lower transmitting apparatus of broadband connection data flow characterized by comprising
Setup module is created, for creating several broadband connections in optical network unit ONU, and is arranged and the broadband connection
Corresponding virtual local area network configuration information VLAN；
It obtains sending module and the data streaming service is sent to light for obtaining the data streaming service of the optical network unit
Line terminal OLT；
Mapping block, for establishing the data streaming service and the virtual local area network configuration information by the optical line terminal
Mapping relations.
7. a kind of lower transmitting apparatus of broadband connection data flow according to claim 6, which is characterized in that the broadband connection
It include: online broadband connection, Video Broadband connection and voice broadband connection；Correspondingly, online broadband connection is without corresponding virtual
LAN configuration information；It is VLAN90 that Video Broadband, which connects corresponding virtual local area network configuration information,；Voice broadband connection is corresponding
Virtual local area network configuration information be VLAN256.
8. a kind of lower transmitting apparatus of broadband connection data flow according to claim 6, which is characterized in that the acquisition is sent
The workflow of module specifically:
The existing network data stream business of optical network unit is set by network management system；And pass through Simple Network Management Protocol SNMP for institute
It states data streaming service and is sent to optical line terminal OLT.
9. a kind of lower transmitting apparatus of broadband connection data flow according to claim 8, which is characterized in that the mapping block
Workflow specifically:
Optical line terminal extends VLAN tag operation configuration data management entity by OMCI protocol configuration；
Establish the mapping relations of the data streaming service Yu the virtual local area network configuration information.
10. a kind of lower transmitting apparatus of broadband connection data flow according to claim 9, which is characterized in that further include:
Module is issued, for issuing the data streaming service by broadband connection corresponding with the data streaming service.
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| CN118158582A (en) * | 2024-04-30 | 2024-06-07 | 新华三技术有限公司 | Message forwarding method and device |
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