CN103634222B - The device of Message processing, method and system - Google Patents
The device of Message processing, method and system Download PDFInfo
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- CN103634222B CN103634222B CN201210308072.3A CN201210308072A CN103634222B CN 103634222 B CN103634222 B CN 103634222B CN 201210308072 A CN201210308072 A CN 201210308072A CN 103634222 B CN103634222 B CN 103634222B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
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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]
- H04L12/2854—Wide area networks, e.g. public data networks
- H04L12/2856—Access arrangements, e.g. Internet access
- H04L12/2858—Access network architectures
- H04L12/2861—Point-to-multipoint connection from the data network to the subscribers
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Abstract
The invention discloses the device of a kind of Message processing, method and system, relate to communication technical field, for realize EPON, GPON, GE tri-mould uplink message transmission and invent.Described device includes: data-over-cable systems interface specifications DOCSIS unit, processes for carrying out the transmitting-receiving of the protocol massages of DOCSIS；Interface processing unit, including gigabit Ethernet GE interface, also includes at least one in Ethernet passive optical network EPON interface and gigabit passive optical network GPON interface；Forward control unit, for utilizing the interface in described interface processing unit to complete the conversion between DOCSIS message and Ethernet passive optical network EPON message, gigabit passive optical network GPON message or gigabit Ethernet GE message.Present invention is mainly applied in Hybrid Fiber Coaxial.
Description
Technical field
The present invention relates to communication technical field, particularly relate to the device of a kind of Message processing, method and system.
Background technology
Data-over-cable systems interface specifications (Data-over-Cable Service Interface
Specifications, be called for short DOCSIS) standard be North-America standard tissue CABLELABS define coaxial upstream data service
Technical standard, Cable Modem Terminal System (Cable Modem Terminal Systems is called for short CMTS) is as report
The intermediate equipment of literary composition transmission, is arranged on the optical node in the DOCSIS network architecture, is used for processing cable modem
Between (Cable Modem is called for short CM) with optical line terminal (Optical Line Terminal is called for short OLT), transmission is upper and lower
Row message.
Existing CMTS can only support that cable data signal, to the conversion of ether signal, uses routing forwarding.
Summary of the invention
Embodiments of the invention provide the device of a kind of Message processing, method and system, it would be preferable to support ether is without optical-fiber network
(Ethernet Passive Optical Network, be called for short EPON), GPON (gigabit passive optical network) and gigabit with
The too uplink of net (Gigabit Ethernet is called for short GE) three mould messages.
On the one hand, embodiments provide a kind of Cable Modem Terminal System CMTS, including:
Data-over-cable systems interface specifications DOCSIS unit, processes for carrying out the transmitting-receiving of the protocol massages of DOCSIS；
Interface processing unit, including gigabit Ethernet GE interface, also include Ethernet passive optical network EPON interface and
At least one in gigabit passive optical network GPON interface；
Forward control unit, for utilize the interface in described interface processing unit complete DOCSIS message and Ethernet without
Conversion between source optical-fiber network EPON message, gigabit passive optical network GPON message or gigabit Ethernet GE message.
On the other hand, the embodiment of the present invention additionally provides a kind of method of Message processing using described CMTS, including:
Receive the uplink message based on data-over-cable systems interface specifications DOCSIS from cable modem CM, will
Described uplink message is converted into Ethernet passive optical network EPON message, gigabit passive optical network GPON message or gigabit
Ethernet GE message is sent to optical line terminal OLT；Or
Receive the downlink message from described OLT, forward after described downlink message is converted into message based on DOCSIS
To described CM；Described downlink message includes EPON message, GPON message or GE message.On the other hand, the embodiment of the present invention is also
Provide the system of a kind of Message processing, including: above-mentioned Cable Modem Terminal System CMTS.
The device of Message processing of embodiment of the present invention offer, method and system, it is possible to provide EPON to connect for uplink message
Mouth, GPON interface and GE interface, it is possible to achieve the uplink of tri-kinds of message patterns of EPON, GPON and GE.Additionally, the present invention is real
Execute the device of Message processing, method and system that example provides, at up direction, it is possible to peel off the coaxial dielectric conversion of uplink message
Device label (Coaxial Media Converter TAG, CMC TAG), then carries out media interviews control (Medium
Access Control, is called for short MAC) address learning, the uplink message of EPON, GPON and GE three types is sent to OLT；?
Down direction, the service virtual local area networks belonging to the CM identity (CM INDEX) of acquisition downlink message and downlink message
(Serving Virtual Local Area Network is called for short SVLAN), by CM INDEX and the business kind of downlink message
Class is added in the CMC TAG of downlink message, then downlink message is sent to CM.The CMC TAG of message can be terminated in
On CMTS, it is to avoid OLT carries out service stream classification to message, the Message processing load of OLT can be alleviated.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the data-over-cable systems interface specifications network architecture；
Fig. 2 is the structural representation of Cable Modem Terminal System CMTS in the embodiment of the present invention；
Fig. 3 is the schematic diagram of message format in the embodiment of the present invention；
Fig. 4 is the structural representation of another Cable Modem Terminal System CMTS in the embodiment of the present invention；
Fig. 5 is the schematic diagram of another message format in the embodiment of the present invention；
Fig. 6 is the schematic diagram of another message format in the embodiment of the present invention；
Fig. 7 and Fig. 8 is the method flow diagram of Message processing in the embodiment of the present invention；
Fig. 9 is the system structure schematic diagram of Message processing in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
For ease of introducing subsequent embodiment, first to the embodiment of the present invention based on application scenarios simply introduce:
As it is shown in figure 1, comprise tri-network element devices of OLT, CMTS and CM in the DOCSIS network architecture, wherein OLT is positioned at net
Network side, CMTS is positioned on optical node, and CM is positioned at user side.By hybred fiber-coax (Hybrid Fiber-between CMTS and CM
Coaxial, is called for short HFC) network carries out data interaction.The uplink message that CM sends is sent to OLT by CMTS, then by OLT
It is sent to upper layer network side apparatus；The downlink message that OLT sends is sent to CM by CMTS.
The embodiment of the present invention provides a kind of CMTS, as in figure 2 it is shown, described device includes: DOCSIS unit 21, interface process
Unit 22 and forwarding control unit 23, wherein,
Described DOCSIS unit 21, processes for carrying out the transmitting-receiving of the protocol massages of DOCSIS.
Described interface processing unit 22, including GE interface, also includes at least one in EPON interface and GPON interface；
Described forwarding control unit 23, mono-for utilizing the interface in described interface processing unit 22 to complete described DOCSIS
Conversion between DOCSIS message and EPON message, GPON message or GE message that unit 21 processes.
Described interface processing unit 22, also includes in 10G EPON interface, 10G GPON interface and 10G GE interface
Plant or multiple.
Further, described DOCSIS unit 21 specifically for:
Receive the uplink message that CM sends, i.e. CM is sent to the message of OLT by CMTS.As it is shown on figure 3, described up report
Carrying MAC Address, data content in literary composition, wherein said MAC Address includes source MAC and target MAC (Media Access Control) address.
As shown in Figure 4, described forwarding control unit 23 specifically includes:
Label adds module 41, for the uplink message labelling CMC TAG receiving described DOCSIS unit 21, at CMC
The identity CM INDEX of labelling CM and the class of business of uplink message in TAG.CM to CMTS send uplink message it
Front service stream classification that uplink message is carried out, and labelling type of service mark SERVING ID, CMTS receive on uplink message
After uplink message, described forwarding control unit 23 obtains the class of business of uplink message according to described SERVING ID.
Each CM has a unique identity CM INDEX, and described label adds module 41 and gets the bid at CMC TAG
Note CM INDEX may determine that the CM sending described uplink message.Described label adds module 41 also needs labelling institute in CMCTAG
Stating the class of business of uplink message, described label adds module 41 and comes described in labelling up by arranging COS value in CMC TAG
The class of business of message, the most described label adds module 41 by during the class of business of labelling is mapped to COS value in SERVING ID.
Uplink message after labelling CMC TAG is as shown in Figure 5.
Label peeling module 42, for obtaining MAC Address (the source MAC shown in Fig. 3 of the uplink message comprising CMC TAG
At least one in address and target MAC (Media Access Control) address), described CMC TAG is peeled off from uplink message, from described CMC TAG
Obtain CM INDEX.
SVLAN manages module 43, and the class of business for the uplink message according to COS value labelling is to peel off CMCTAG
Row message adds SVLAN mark, wherein has corresponding relation, i.e. between kind and the class of business of uplink message of SLVAN
The kind of SLVAN and CMC TAG has corresponding relation between the class of business of COS value labelling.Then, described SVLAN management
Module 43 carries out MAC address learning, sets up between uplink message MAC Address and SVLAN and the CM INDEX peeling off CMC TAG
Mapping relations.
After MAC address learning, described uplink message as shown in Figure 6, eliminates CMC TAG, and adds in uplink message
SVLAN and LLID (Logical Link Identifier is called for short LLID), described LLID is for by described
Row message is sent to OLT.
Further, described forwarding control unit 23 further specifically for:
Described EPON interface encapsulation is used to become EPON message the uplink message peeling off CMC TAG；And/or
Described GPON interface encapsulation is used to become GPON message the uplink message peeling off CMC TAG；And/or
Described GE interface transparent transmission is used to be sent to network side the uplink message peeling off CMC TAG.
The CMTS that the embodiment of the present invention provides can provide upper connecting port for EPON message, GPON message or GE message, carries
The upper connecting port of confession includes: EPON interface, GPON interface and GE interface.Described EPON interface, GPON interface and GE interface are permissible
Realize the uplink message transmission of EPON, GPON and GE Three models.
Additionally, in prior art, uplink message by CMC TAG on uplink message labelling and is being reflected by CMTS according to COS value
After being mapped on LLID, according to this LLID, uplink message is issued OLT.Peeled off the CMC TAG of uplink message by OLT, then enter
Row flow point class reports upper layer device.The CMTS that the embodiment of the present invention provides, can peel off the CMC of uplink message at up direction
TAG, then carries out MAC address learning, the uplink message having peeled off CMC TAG is sent to OLT.Can be by the CMC of message
TAG terminates on CMTS, can save OLT and peel off CMC TAG and the step of service stream classification of uplink message, alleviate OLT's
Message processing load.
Further, in the downstream direction, described forwarding control unit 23 also particularly useful for:
Receive the downlink message that OLT sends, i.e. OLT is sent to the message of CM by CMTS, described message format such as Fig. 6 institute
Show.
From described EPON interface to downlink message obtain LLID；And/or
From described GPON interface to downlink message obtain G-PON Encapsulation Mode port-mark (G-PON
Encapsulation Method IDentity, is called for short GEM PORT ID)；And/or
Transparent transmission from described GE interface to downlink message.
Described forwarding control unit 23 is also particularly useful for according to the MAC Address+SVLAN+LLID set up during MAC address learning
Mapping relations or the mapping relations of MAC Address+SVLAN+GEM PORT ID, obtain described downlink message MAC Address,
SVLAN belonging to described downlink message and receive the CM INDEX of described downlink message.
Described forwarding control unit 23 is described downlink message labelling CMC TAG, and in described CMC TAG, labelling obtains
Described CM INDEX and the class of business of described downlink message, described CM INDEX and the class of business of described downlink message
Add in described downlink message for OLT, wherein, between class of business and the kind of described SVLAN of described downlink message
There is corresponding relation.
Described forwarding control unit 23 comes the class of business of labelling downlink message, COS by COS value in amendment CMC TAG
Value represents the class of business of downlink message.Downlink message after labelling CMC TAG is as shown in Figure 5.
Described DOCSIS unit 21 is also particularly useful for the MAC Address obtained according to described forwarding control unit 23 and described CM
The mapping relations of INDEX, are sent to CM by the downlink message that described forwarding control unit 23 marked CMC TAG.
In prior art, OLT, before sending downlink message to CMTS, needs to carry out downlink message flow point class, and is
Downlink message labelling CMC TAG, labelling COS value in CMC TAG.The CMTS that the embodiment of the present invention provides, at down direction energy
Enough obtain the SVLAN belonging to the CM INDEX of downlink message and downlink message, by CM INDEX and the business kind of downlink message
Class is added in the CMC TAG of downlink message, is then sent by downlink message according to the mapping relations of MAC Address with CM INDEX
To CM (i.e. downlink message being carried out flow point class).Can the CMC TAG of message be terminated on CMTS, it is to avoid message is entered by OLT
Row service stream classification, can alleviate the Message processing load of OLT.
A kind of method embodiments providing Message processing using described CMTS, described method includes:
Receive the uplink message based on DOCSIS of CM, described uplink message is converted into EPON message, GPON report
Literary composition or GE message are sent to OLT；Or
Receive the downlink message from described OLT, forward after described downlink message is converted into message based on DOCSIS
To described CM；Described downlink message includes EPON message, GPON message or GE message.
Receiving after the uplink message of CM, as it is shown in fig. 7, described method comprises the steps:
701, in uplink message, CMC TAG is added, labelling CM INDEX and uplink message in described CMC TAG
Class of business.
Described uplink message is the message that CM is sent to OLT.As it is shown on figure 3, described uplink message carries MAC Address,
Data content, wherein said MAC Address includes source MAC and target MAC (Media Access Control) address.
Each CM has a unique identity CM INDEX, and in CMC TAG, labelling CM INDEX may determine that
Send the CM of described uplink message.The class of business of uplink message described in labelling is also needed in CMC TAG, will SERVING ID
The class of business of middle labelling is mapped in COS value.The industry of uplink message described in labelling is carried out by arranging COS value in CMC TAG
Business kind.Uplink message after labelling CMC TAG is as shown in Figure 4.
702, obtain the MAC Address in uplink message, peel off the CMC TAG of uplink message, obtain CM INDEX.
The MAC Address obtained is the source MAC shown in Fig. 3 and at least one in target MAC (Media Access Control) address.
703, SVLAN mark is added according to the uplink message that the class of business of uplink message in CMC TAG is stripping CMC TAG
Know, and carry out MAC address learning, set up between uplink message MAC Address and SVLAN and the CM INDEX peeling off CMC TAG
Mapping relations.
Wherein, between kind and the class of business of described uplink message of described SLVAN, there is corresponding relation.
704, identifying the type of the uplink message peeling off CMC TAG, the type according to the uplink message peeling off CMC TAG will
The uplink message peeling off CMC TAG is sent to OLT.
Peel off the type of uplink message of CMC TAG include following at least one: EPON message, GPON message and GE report
Literary composition.Or, peel off the type of uplink message of CMC TAG include following at least one: 10G EPON message, 10G GPON message
With 10G GE message.
The method of the Message processing that the embodiment of the present invention provides is capable of EPON message, GPON message or the biography of GE message
Defeated.
Additionally, in prior art, uplink message by CMC TAG on uplink message labelling and is being reflected by CMTS according to COS value
After being mapped on LLID, according to this LLID, uplink message is issued OLT.Peeled off the CMC TAG of uplink message by OLT, then enter
Row flow point class reports network equipment.The method of the Message processing that the embodiment of the present invention provides, can peel off at up direction
The CMC TAG of uplink message, then carries out MAC address learning, uplink message is sent to OLT.Can be by the CMC TAG of message
Terminate on CMTS, OLT can be saved and peel off CMC TAG and the step of service stream classification of uplink message, alleviate the message of OLT
Process load.
Receiving after the downlink message of OLT, as shown in Figure 8, described method comprises the steps:
801, LLID or the GEM PORT ID of downlink message is obtained.
The message format of described downlink message is as shown in Figure 6.The type of downlink message include following at least one: EPON report
Literary composition, GPON message and GE message.
When descending type of message is EPON message, obtain the LLID of downlink message；When descending type of message is GPON report
Wen Shi, obtains the GEM PORT ID of downlink message；When descending type of message is GE message, transparent transmission downlink message.
802, according to the mapping relations of MAC Address+SVLAN+LLID set up during MAC address learning or MAC Address+
The mapping relations of SVLAN+GEM PORT ID, obtain the SVLAN belonging to the MAC Address of downlink message, downlink message and reception
The CM INDEX of downlink message.
When the type of downlink message is EPON message, according to the MAC Address+SVLAN+ set up during MAC address learning
The mapping relations of LLID obtain the SVLAN belonging to the MAC Address of downlink message, downlink message and receive the CM of downlink message
INDEX；When the type of downlink message is GPON message, according to the MAC Address+SVLAN+GEM set up during MAC address learning
The mapping relations of PORT ID obtain the SVLAN belonging to the MAC Address of downlink message, downlink message and receive downlink message
CM INDEX。
803, in downlink message, CMC TAG is added.
Labelling CM INDEX and the class of business of downlink message, the wherein class of business of downlink message in CMC TAG
And there is between the kind of SVLAN corresponding relation.
Concrete, the class of business of labelling downlink message can be carried out, under COS value represents by COS value in amendment CMC TAG
The class of business of row message, in described business, class can be video message, voice message etc..Descending after labelling CMC TAG
Message is as shown in Figure 5.
804, according to the mapping relations of MAC Address Yu CM INDEX, the downlink message that marked CMC TAG is sent to
CM。
In prior art, OLT, before sending downlink message to CMTS, needs to carry out downlink message flow point class, and is
Downlink message labelling CMC TAG, labelling COS value in CMC TAG.The method of the Message processing that the embodiment of the present invention provides,
Down direction can obtain the SVLAN belonging to the CM INDEX of downlink message and downlink message, by the CM INDEX of downlink message
And class of business adds in the CMC TAG of downlink message, then according to the mapping relations of MAC Address and CM INDEX will under
Row message is sent to CM (i.e. downlink message being carried out flow point class).Can the CMC TAG of message be terminated on CMTS, it is to avoid
OLT carries out service stream classification to message, can alleviate the Message processing load of OLT.
Further, the embodiment of the present invention additionally provides the system of a kind of Message processing, as it is shown in figure 9, described system bag
Include: CMTS81, OLT 82 and CM83, wherein,
Described CMTS81, processes for carrying out the transmitting-receiving of the protocol massages of DOCSIS, completes DOCSIS message and report with EPON
Literary composition, conversion between GPON message or GE message, wherein, described CMTS81 includes in GE interface, EPON interface and GPON interface
At least one.
Described OLT 82, for receiving the uplink message of described CMTS81 and/or sending downlink message to described CMTS81.
Described CM83, for receiving the downlink message of described CMTS81 and/or sending uplink message to described CMTS81.
Further, described CMTS 81 also includes: in 10G EPON interface, 10G GPON interface and 10G GE interface
At least one.
The system of the Message processing that the embodiment of the present invention provides, it is possible to provide EPON interface, GPON interface for uplink message
With GE interface, it is possible to achieve the uplink of tri-kinds of message patterns of EPON, GPON and GE.Additionally, what the embodiment of the present invention provided
The system of Message processing, at up direction, it is possible to peels off the CMCTAG of uplink message, then carries out MAC address learning, will
The uplink message of EPON, GPON and GE three types is sent to OLT；At down direction, obtain the CM identity of downlink message
SVLAN belonging to CM INDEX and downlink message, adds CM INDEX and the class of business of downlink message to downlink message
CMC TAG in, then downlink message is sent to CM.Can the CMC TAG of message be terminated on CMTS, it is to avoid OLT pair
Message carries out service stream classification, can alleviate the Message processing load of OLT.
Those skilled in the art is it can be understood that arrive, for convenience and simplicity of description, only with above-mentioned each function
The division of unit is illustrated, and in actual application, can distribute above-mentioned functions by different function lists as desired
Unit completes, and the internal structure of device will be divided into different functional units, to complete all or part of merit described above
Energy.The specific works process of the system of foregoing description, device and unit, the corresponding mistake being referred in preceding method embodiment
Journey, does not repeats them here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method are permissible
Realize by another way.Such as, device embodiment described above is only schematically, such as, and described unit
Dividing, be only a kind of logic function and divide, actual can have other dividing mode, the most multiple unit or assembly when realizing
Can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not performs.Another point, shown or
The coupling each other discussed or direct-coupling or communication connection can be the indirect couplings by some interfaces, device or unit
Close or communication connection, can be electrical, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize the mesh of the present embodiment scheme
's.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to two or more unit are integrated in a unit.Above-mentioned integrated list
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit realizes.
If described integrated unit realizes and as independent production marketing or use using the form of SFU software functional unit
Time, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part that in other words prior art contributed or this technical scheme completely or partially can be with the form of software product
Embodying, this computer software product is stored in a storage medium, including some instructions with so that a computer
Equipment (can be personal computer, server, or the network equipment etc.) or processor (processor) perform the present invention each
All or part of step of method described in embodiment.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory
(ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD
Etc. the various media that can store program code.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with described scope of the claims.
Claims (10)
1. a Cable Modem Terminal System CMTS, it is characterised in that including:
Data-over-cable systems interface specifications DOCSIS unit, processes for carrying out the transmitting-receiving of the protocol massages of DOCSIS；
Interface processing unit, including gigabit Ethernet GE interface, also includes Ethernet passive optical network EPON interface and Ji Bi
At least one in special EPON GPON interface；
Forward control unit, for utilizing the interface in described interface processing unit to complete DOCSIS message and Ethernet passive light
Conversion between network EPON message, gigabit passive optical network GPON message or gigabit Ethernet GE message；
Wherein, described forwarding control unit specifically includes:
Label adds module, for uplink message labelling coaxial dielectric transformer tag CMC receiving described DOCSIS unit
TAG, described CMC TAG include identity CM INDEX and the class of business of described uplink message of described CM；
Label peeling module, for obtaining the MAC layer MAC Address in the uplink message comprising described CMC TAG,
Described CMC TAG is peeled off from described uplink message, from described CMC TAG, obtains described CM INDEX；
Business VLAN SVLAN manages module, and being used for according to described class of business is to peel off the up report of described CMC TAG
Literary composition adds SVLAN mark, carries out MAC address learning, sets up the mapping between described MAC Address and SVLAN and CM INDEX
Relation.
CMTS the most according to claim 1, it is characterised in that described interface processing unit, also include 10G EPON interface,
One or more in 10G GPON interface and 10G GE interface.
CMTS the most according to claim 1 and 2, it is characterised in that described forwarding control unit further specifically for:
Described EPON interface encapsulation is used to become EPON message the uplink message peeling off CMC TAG；And/or
Described GPON interface encapsulation is used to become GPON message the uplink message peeling off CMC TAG；And/or
Described GE interface transparent transmission is used to be sent to network side the uplink message peeling off CMC TAG.
CMTS the most according to claim 1, it is characterised in that described forwarding control unit is additionally operable to:
From described EPON interface to downlink message obtain LLID LLID；And/or
From described GPON interface to downlink message obtain G-PON Encapsulation Mode port-mark GEM PORT ID；And/or
Transparent transmission from described GE interface to downlink message.
CMTS the most according to claim 4, it is characterised in that described forwarding control unit is additionally operable to:
Mapping relations according to the MAC Address+SVLAN+LLID set up during MAC address learning or MAC Address+SVLAN+GEM
The mapping relations of PORT ID, obtain the SVLAN belonging to the MAC Address of described downlink message, described downlink message and described under
The CM INDEX of row message；
For described downlink message labelling CMC TAG, described CMC TAG comprises described CM INDEX and the industry of described downlink message
Business kind.
CMTS the most according to claim 5, it is characterised in that described DOCSIS unit is also particularly useful for according to described forwarding
The described MAC Address of control unit acquisition and the mapping relations of described CM INDEX, described in described forwarding control unit labelling
The downlink message of CMC TAG is sent to described CM.
7. the method for the Message processing of the CMTS used described in claim 1, it is characterised in that including:
Receive the uplink message based on data-over-cable systems interface specifications DOCSIS from cable modem CM, by described
Uplink message is converted into Ethernet passive optical network EPON message, gigabit passive optical network GPON message or gigabit ether
Net GE message is sent to optical line terminal OLT；Or
Receive the downlink message from described OLT, after described downlink message is converted into message based on DOCSIS, be transmitted to institute
State CM；Described downlink message includes EPON message, GPON message or GE message；
Wherein, in described reception from after the uplink message of CM, described method farther includes:
In described uplink message, add coaxial dielectric transformer tag CMC TAG, described CMC TAG comprises the body of described CM
The class of business that part mark CM INDEX and described uplink message are asked.
Method the most according to claim 7, it is characterised in that described described uplink message is converted into EPON message,
GPON message or GE message are sent to optical line terminal OLT, specifically include:
Obtain the MAC layer MAC Address in the uplink message of CMC TAG described in labelling, from comprising described CMC TAG
Uplink message in peel off described CMC TAG, obtain described CM INDEX；
Class of business according to the described uplink message in described CMC TAG is that the uplink message peeling off described CMC TAG adds
Business VLAN SVLAN identifies, and carries out MAC address learning, sets up the uplink message MAC ground peeling off described CMC TAG
Mapping relations between location and SVLAN and CM INDEX；
Identifying the type of the uplink message peeling off described CMC TAG, the type according to the uplink message peeling off described CMC TAG will
The uplink message peeling off described CMC TAG is sent to described OLT, wherein, peels off the type bag of the uplink message of described CMC TAG
Include following at least one: EPON message, GPON message and GE message.
Method the most according to claim 7, it is characterised in that
When described downlink message is EPON message, described being converted into by described downlink message after message based on DOCSIS sends
CM specifically include:
Obtain the LLID LLID of described downlink message, according to MAC address, business VLAN
The mapping relations of SVLAN and LLID obtain the SVLAN described in the MAC Address of described downlink message, described downlink message and institute
State the identity CM INDEX of the CM of downlink message；
In described downlink message, add coaxial dielectric transformer tag CMC TAG, described CMC TAG comprise described CM INDEX
And the class of business of described downlink message；
According to the mapping relations of described MAC Address Yu described CM INDEX, the downlink message of CMC TAG described in labelling is sent to
Described CM；
When described downlink message is GPON message, described being converted into by described downlink message after message based on DOCSIS sends
CM specifically include:
Obtain the G-PON Encapsulation Mode port-mark GEM PORT ID of described downlink message, according to MAC Address, SVLAN and GEM
The mapping relations of PORT ID obtain the SVLAN described in the MAC Address of described downlink message, described downlink message and described under
The identity CM INDEX of the CM of row message；
In described downlink message, add coaxial dielectric transformer tag CMC TAG, described CMC TAG comprise described CM INDEX
And the class of business of described downlink message；
According to the mapping relations of MAC Address Yu described CM INDEX, the downlink message of CMC TAG described in labelling is sent to described
CM。
10. the system of a Message processing, it is characterised in that described system includes that claim 1 is to any one in claim 6
Cable Modem Terminal System CMTS described in Xiang.
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| CN201210308072.3A CN103634222B (en) | 2012-08-27 | 2012-08-27 | The device of Message processing, method and system |
| PCT/CN2013/082395 WO2014032574A1 (en) | 2012-08-27 | 2013-08-27 | Message processing device, method and system |
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| CN105900356B (en) * | 2014-11-17 | 2019-03-01 | 华为技术有限公司 | Access device and network communicating system |
| US10608745B2 (en) * | 2016-09-29 | 2020-03-31 | Intel Corporation | DOCSIS over passive optical network |
| CN107332610A (en) * | 2017-06-23 | 2017-11-07 | 青岛海信宽带多媒体技术有限公司 | A kind of optical-fiber network is registered one's residence the method and apparatus of device forwards protocol massages |
| CN108989915B (en) * | 2018-06-14 | 2020-07-14 | 烽火通信科技股份有限公司 | Method and system for O L T slicing of access network based on ONU granularity |
| CN117857218A (en) * | 2024-03-04 | 2024-04-09 | 中兴通讯股份有限公司 | Service isolation method of FTTR system, storage medium and electronic device |
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| CN101511043A (en) * | 2009-03-16 | 2009-08-19 | 重庆景宏高科技有限责任公司 | Synthesis business networking method based on HFC broadband network, and synthesis business optical station equipment |
| CN101997725A (en) * | 2010-11-25 | 2011-03-30 | 中兴通讯股份有限公司 | System and device for bearing data over cable service interface specification (DOCSIS) service based on passive optical network (PON) |
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| US7630361B2 (en) * | 2005-05-20 | 2009-12-08 | Cisco Technology, Inc. | Method and apparatus for using data-over-cable applications and services in non-cable environments |
| KR101839033B1 (en) * | 2010-12-17 | 2018-03-16 | 한국전자통신연구원 | Apparatus and method of transmission for subscriber network in cable network |
| CN102624595B (en) * | 2012-03-12 | 2015-02-11 | 深圳市天威视讯股份有限公司 | Method for marking coaxial cable broadband access service data flow |
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| CN101511043A (en) * | 2009-03-16 | 2009-08-19 | 重庆景宏高科技有限责任公司 | Synthesis business networking method based on HFC broadband network, and synthesis business optical station equipment |
| CN101997725A (en) * | 2010-11-25 | 2011-03-30 | 中兴通讯股份有限公司 | System and device for bearing data over cable service interface specification (DOCSIS) service based on passive optical network (PON) |
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