CN101047450B - Method for sending zero configuration service to optical fibre access terminal equipment - Google Patents
Method for sending zero configuration service to optical fibre access terminal equipment Download PDFInfo
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Abstract
A method for sending zero configuration services to an optical fibre access terminal equipment configures a G.984.3 protocol prescriptive optical network unit/terminal (ONU/T) finding and negotiation functions in an optical line terminal (OLT), which includes: negotiating and establishing a physical layer operations, administration and maintenance (PLOAM) channel of the OLT and the ONU/T after the OLT finds ONU/T; the OLT sending an extending PLOAM message carrying configuration information which is used to establish ONU/T management and ONU management and control interface (OMCI) and configuration information which is used to establish a data channel; the configuration information for establishing the OMCI being: an ONU-TD of the ONU/T, a transmission containers (TCONT) mark for establishing the OMCI and a PORT-ID; the configuration information for establishing the data channel being ONU-ID, the transmission containers (TCONT) mark for establishing the OMCI and the PORT-ID; the ONU/T establishing the OMCI between the OLT and the ONU/T based on the OMCI configuration information carried by the message, establishing a data channel of the OLT and the ONU/T based on the data channel configuration information carried by the message. The invention avoids tedious process defect of configuration of a basic flow channel to the ONU/T.
Description
Technical field
The present invention relates to the technology of configuration fiber access terminal equipment (ONU/T) in kilomega optic fiber access network (GPON), particularly a kind of method to ONU/T zero configuration service dispense.
Background technology
The fiberize fully of present global backbone network mainly promotes the network bandwidth with dense wave division multipurpose (DWDM) technology, available the network bandwidth is risen to 2.5 gigabits (G)～10 gigabit per second bits (Gbps).Wherein, the optical fibre for metropolitan area network rate of growth increases hastily, and near saturated, the network bandwidth is 2.5G～10Gbps to closeness; Local area network (LAN) also reaches the 1Gbps of Optical Fiber Transmission from 100Mbps as the network bandwidth of Ethernet.From global overall network angle, the network bandwidth of the Access Network between metropolitan area network and local area network (LAN) still is digital user loop (DSL) 1,000,000 grades only, has therefore caused the bottleneck of the network bandwidth of global overall network.
In order to improve the network bandwidth of Access Network, avoid becoming the network bandwidth bottleneck of global overall network, proposed at present to use Optical Fiber Transmission data ground technology at Access Network, promptly the fiber access device of the office side from Access Network (OLT) adopts optical fiber to the data transmission link the ONU/T.Wherein, ONU/T can be placed into roadside, commercial residential building building even be placed in the man of resident family, the different service modes of distinguishing of distance according to the fiber-to-the-subscriber extension, the fiberize technology of the Xing Chenging (FTTC that is that Fiber To The Curb respectively, Fiber To The Curb) technology, Fiber-To-The-Building (FTTB, Fiber To The Building) technology and Fiber to the home (FTTH, Fiber To The Home) technology also can be commonly referred to as FTTx.
The FTTC technology mainly is for uptown user serves, ONU/T is positioned over the roadside cabinet after, draw coaxial cable or twisted-pair feeder transmits data for the user from ONU/T again.
The object of FTTB technological service has two kinds: first kind is to be the service of the user in the mansion, and another kind is to be the company service in the commercial building.These two kinds of methods of service all are the basement distributing cabinet places that ONU/T is arranged on mansion or commercial building, just the ONU/T of mansion is the ONU/T extension in the FTTC technology, and commercial building is for company, must improve the network bandwidth, thereby ONU/T is set.
The FTTH technology extends to user's family with the distance of optical fiber, and making to provide the higher network bandwidth for the user.At present, the FTTH technology adopts point-to-multipoint (P2MP, Point to Mult-Point) the EPON pattern of framework, as shown in Figure 1, this pattern is with the light signal of OLT downlink transmission data, and via optical branching device passive device (Splitter), classification is broadcast to each ONU/T by an optical fiber, significantly be reduced to OLT and set up the cost of network computer room and plant maintenance, saved construction costs such as a large amount of cable resources.
International Telecommunication Union is organized in and has proposed G.984.3 agreement in February, 2004, the downlink network bandwidth that proposition is supported in the EPON that uses the FTTH technology is 1.24416 (GB/second) Gbit/s or 2.48832Gbit/s, the uplink network bandwidth of supporting is 0.15552Gbit/s, 0.62208Gbit/s, 1.24416Gbit/s or 2.48832Gbit/s, has also proposed GPON transmission convergence layer structure, message, apart from indexs such as amendment scheme, Operation, Administration and Maintenance (OAM) function and fail safes.Fig. 2 adopts the EPON of FTTH technology need set up when the transmission data for prior art protocol stack schematic diagram, comprising: asynchronous transfer mode client (ATM Client); ONU/T administers and maintains passage (OMCI); Physical layer OAM (PLOAM), be used to provide EPON as range finding, activate management functions such as ONU/T, issue OMCC and alarm transmission; GPON method for packing client (GPON Client); GPON transmission convergence layer (GPON Transmission); OMCI adaptation layer (OMCI adapter); ATM transmission convergence adaptation layer (ATM TC); GEM encapsulated delivery polymerization adaptation layer (GEM TC), Dynamic Bandwidth Allocation control (DBA Control); GPON transmission convergence frame sublayer (GTC) and GPON medium physical layer (GPON layer).
When before OLT and the ONU/T transmission data or ONU/T by OLT access internet transmission data before, need be configured ONU/T, set up the bare flow passage between OLT and the ONU/T, promptly set up OMCI and data channel, wherein OMCI is used for ONU/T is managed and controls, and data channel is used to offer ONU/T transmission data.At present, the process that ONU/T is configured is: to the OLT lay down location OLT is carried out manual configuration with each ONU/T lay down location that is connected OLT to ONU/T, configuration bare flow passage between the two, because an OLT can connect 1 to 64 ONU/T simultaneously, even can be more, if so to each ONU/T lay down location that connects OLT each ONU/T and OLT lay down location are carried out manual configuration respectively to OLT, not only dispose loaded down with trivial details, workload is big; And the configuration expense is also very high.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method to ONU/T zero configuration service dispense, and this method has been avoided the shortcoming that process is loaded down with trivial details, workload is big and expense is high to ONU/T configuration bare flow passage.
According to above-mentioned purpose, technical scheme of the present invention is achieved in that
A kind of method to fiber access terminal equipment ONU/T zero configuration service dispense disposes the discovery ONU/T of the regulation of agreement G.984.3 and the function of negotiation in fiber access device OLT, this method comprises:
After A, OLT found ONU/T, the physical layer of consulting to set up was between the two safeguarded the PLOAM passage;
B, OLT send to carry to ONU/T by the PLOAM passage and set up the expansion PLOAM message that ONU/T administers and maintains the configuration information of passage OMCI and sets up the configuration information of data channel; The configuration information of the described OMCI of foundation is: the ONU of ONU/T identifies ONU-ID, sets up virtual transmission container TCONT sign and the port-mark PORT-ID of OMCI, and is wherein, corresponding one by one between TCONT sign and the PORT-ID; The described configuration information of setting up data channel is ONU-ID, sets up the TCONT sign and the PORT-ID of data channel, and is wherein, corresponding one by one between TCONT sign and the PORT-ID;
C, the ONU/T that receives expansion PLOAM message set up according to the configuration information of the OMCI that carries and OLT between OMCI, according to the configuration information of the data channel of carrying set up and OLT between data channel.
The configuration information of described OMCI is carried at two expansion PLOAM message respectively with the configuration information of setting up data channel and sends to ONU/T.
After step C, this method also comprises: ONU/T sends the affirmation message of expansion PLOAM message to OLT by the PLOAM passage, confirm to have set up OMCI and data channel, the data channel of passing through between OLT and the ONU/T to be set up is transmitted data, and OLT is by OMCI maintenance and management ONU/T.
The affirmation message of described expansion PLOAM message is respectively the affirmation message of the PLOAM message of carrying the configuration information of setting up OMCI and carries the affirmation message of the PLOAM message of the configuration information of setting up data channel.
The configuration information of the described OMCI of foundation is carried among the traffic management message GEM Stream message that expands in the PLOAM message and sends to ONU/T.
The described configuration information of setting up data channel also comprises VLAN ID VLAN-ID, TCONT type and the QoS QOS grade of setting up data channel.
Before the PLOAM message of VLAN-ID, TCONT type and QOS grade was carried in the OLT transmission, this method also comprised:
Data channel the server through OLT visit external network in of ONU/T by having set up, this server sends to OLT with VLAN-ID, TCONT type and the QOS grade of the data channel that ONU/T will obtain.
When having a plurality of data link in the data channel of setting up, the described configuration information of setting up data channel also comprises the data link information total number of foundation and the data link information sequence number of foundation.
The described configuration information of setting up data channel is carried among the GEM Streammessage that expands in the PLOAM message and sends to ONU/T.
This method also comprises the setting up procedure that ONU/T is carried out data channel uplink traffic bandwidth:
OLT adopts expansion PLOAM message to send the uplink traffic bandwidth information of data channel to ONU/T by the PLOAM passage;
ONU/T carries out the setting of uplink traffic bandwidth according to the uplink traffic bandwidth information that receives in the expansion PLOAM message to the data passage.
Described uplink traffic bandwidth information comprises up peak flow and up average discharge.
Described expansion PLOAM message is also carried the ONU-ID of ONU/T, and ONU/T is according to the ONU-ID specified data passage that receives in the PLOAM message.
The uplink traffic bandwidth messages PORD-ID CAR message that described uplink traffic bandwidth information is carried in the expansion PLOAM message sends to ONU/T.
From such scheme as can be seen, the present invention is the foundation of ONU/T being carried out the bare flow passage by OLT, rather than artificial ONU/T is carried out the foundation of bare flow passage to the lay down location of each ONU/T, so can realize the granting of OLT, not need to drop into a large amount of manpower and materials each ONU/T is carried out one by one configuration to the zero configuration business of a plurality of ONU/T.Therefore, method provided by the invention has been avoided the shortcoming that process is loaded down with trivial details, workload is big and expense is high to ONU/T configuration bare flow passage.
Description of drawings
Fig. 1 adopts the EPON networking structure schematic diagram of FTTH technology for prior art;
Fig. 2 adopts the EPON of FTTH technology need set up when the transmission data for prior art protocol stack schematic diagram;
Fig. 3 carries out the distribution method flow chart of zero configuration business to ONU/T for OLT of the present invention;
Fig. 4 carries out granting embodiment one schematic diagram of zero configuration business to ONU/T for OLT;
Fig. 5 carries out the method flow diagram of the granting embodiment one of zero configuration business to ONU/T for OLT;
Fig. 6 carries out the method schematic diagram of the granting embodiment two of zero configuration business to ONU/T for OLT;
Fig. 7 carries out the method flow diagram of the granting embodiment two of zero configuration business to ONU/T for OLT.
Embodiment
In order to make the purpose, technical solutions and advantages of the present invention clearer, below lift specific embodiment and, the present invention is described in more detail with reference to accompanying drawing.
The present invention adopts OLT that the ONU/T that is connected is configured, and is also referred to as the granting of zero configuration business.
Fig. 3 carries out the distribution method flow chart of zero configuration business for OLT of the present invention to ONU/T, and its concrete steps are:
When the ONU/T that is connected with OLT powered on, OLT just can adopt the G.984.3 discovery mechanism discovery ONU/T of agreement regulation, and held consultation with the ONU/T that is found, set up the PLOAM passage.This step can adopt the described mode of prior art to realize.
Wherein, be used for setting up respectively OMCI and data channel configuration information can for virtual transmission container (TCONT) sign or/and port-mark (PORT-ID), there is man-to-man corresponding relation between the TCONT sign of sign OMCI and the PORT-ID, has man-to-man corresponding relation between the TCONT sign of data channel and the PORT-ID.
In the present invention, can also be with VLAN ID (VLAN-ID) sign as the configuration information of setting up data channel.
After step 302, ONU/T receive PLOAM message by the PLOAM passage of setting up, according to the ONU-ID that carries, the configuration information that is used for setting up respectively OMCI and data channel is provided with, and foundation has OMCI and the data channel of ONU-ID between the OLT, and OMCI that is set up and data channel identify with the entrained configuration information of PLOAM message respectively.
In the data channel of being set up, the present invention can have more than one data link, at this moment, can also be respectively the configuration information of data link be sent to ONU/T by PLOAM message, by the configuration information configuration data link of ONU/T according to data link.
In the present invention, also can not send the affirmation message of PLOAM message, and directly begin between OLT and ONU/T, to transmit data.
In the present invention, can adopt PLOAM message to carry out order transmission respectively the configuration information that is used to set up the configuration information of OMCI and is used to set up data channel, ONU/T receive be used to set up the configuration information of OMCI and dispose OMCI after, send the affirmation message of the PLOAM message carry the configuration information that is used to set up OMCI to OLT; ONU/T receive be used to set up the configuration information and configuration data passage of data channel after, send the affirmation message of the PLOAM message carry the configuration information that the user sets up data channel to OLT.
In Fig. 3, the uplink traffic bandwidth of the data channel set up between OLT and ONU/T is adopted default setting, promptly be set to the uplink traffic bandwidth of ONU/T acquiescence.In actual applications, can adopt PLOAM message to the uplink traffic bandwidth information that ONU/T sends data channel by the PLOAM passage by OLT, comprise up peak flow and up average discharge.Certainly, this PLOAM message is also carried the information that is used to identify this data channel, when ONU/T receives this PLOAM message by the PLOAM passage, according to entrained information specified data passage and the uplink traffic bandwidth that this data channel adopted, when sending data, adopt the uplink traffic bandwidth of determining to send data by this data channel.In the present invention, be used to identify the ONU-ID of the information of this data channel for this ONU/T.After ONU/T specified data passage and uplink traffic bandwidth that this data channel adopted, also can so that determining ONU/T, OLT carry out the PLOAM message that sends to by the PLOAM passage to the affirmation message that OLT sends PLOAM message.
After OLT and ONU/T had set up OMCI and data channel, ONU/T just can visit external network by OLT, as the internet network.Because OLT is the configuration of some basic services to the configuration of ONU/T, as configuration of ONU-ID, TCONT sign, PORT-ID and TCONT type etc., can only satisfy the configuration of the ONU/T that supports two layer services, if ONU/T supports three layer services, be configured after then needing TR069 mode that ONU/T adopts prior art to remove to obtain configuration information to the server of external network, as the configuration of the VLAN ID (VLAN-ID) of the priority and the data channel of data passage etc. by OLT.By OLT transmission data or when obtaining configuration, bandwidth that can the configuration data passage on OLT is promptly carried out the default bandwidth setting of data channel by existing Dynamic Bandwidth Allocation (DBA) G.984.3 at ONU/T.
In order to realize the distribution method of OLT to the zero configuration business of ONU/T, the present invention need expand PLOAM message, the configuration information that makes it can carry ONU-ID and be used for setting up respectively OMCI and data channel; Also can make it carry the uplink traffic bandwidth information of data channel.Below to the expansion PLOAM message be elaborated.
Expansion increases a traffic management message (GEM Stream message) in PLOAM message, and its message identifier (message-ID) is 241; Also expanded a uplink traffic bandwidth messages (PORD-ID CAR message) in PLOAM message, its message-ID is 242.When OLT carried out the granting of zero configuration business to ONU/T, these two message can repeat to send repeatedly.
Table 1 is the description of these two message.
| Message identifier | Message name | Effect | Trigger condition | Holding time | Receive response |
| 241 | GEM Stream message | Activate or deexcitation OMCI or data channel | When OLT is provided with or disconnects an ONU/ | 3 | After successfully receiving message, send acknowledge message |
| 242 | PORT-ID CAR message | Uplink traffic to ONU/T is carried out bandwidth constraints | When OLT is provided with ONU/T | 3 | ONU/T is provided with the uplink traffic bandwidth of data channel, sends acknowledge message after successfully receiving message |
Table 1
Table 2 is for ONU-ID entrained among the GEM Stream message and the specific descriptions that are used for setting up respectively the configuration information of OMCI and data channel.
Table 2
Table 3 is the specific descriptions of the uplink traffic bandwidth information of data channel entrained among the PORD-ID CAR message.
Table 3
Below lift two specific embodiment explanation the present invention.
Fig. 4 carries out granting embodiment one schematic diagram of zero configuration business for OLT to ONU/T, and as shown in the figure: ONT is that ONU/T is provided with the OMCI that is designated TCONT0 and is designated the data channel of the default uplink traffic bandwidth of TCONT1.Wherein the OMCI of TCONT0 sign also can identify with PORT-ID0, and OMCI is used for maintenance and management ONU/T; The data channel of the default uplink traffic bandwidth of TCONT1 sign also can identify with PORT-ID1, and this data channel is used for ONU/T by a plurality of optical fiber edge (FE) port transmission data.The information that will be used to identify this two passes sends to ONU/T by PLOAM message, is expressed as the ONU/T with Fast Ethernet port in the drawings, the data link of each Fast Ethernet port in can the configuration data passage.In the present embodiment, VLAN-ID and QOS are not provided with, and default to 0, when ONU-ID adopts ONU/T to power on, and the ONU-ID that ONT distributes for ONU/T automatically according to existing G.984.3 agreement.
Table 4 and table 5 are respectively the specific descriptions for the GEM Stream message in the PLOAM message of the data channel employing of ONU/T configuration OMCI and default flow bandwidth.
| The byte sequence number | Content | Describe |
| 1 | ONU-ID | The ONU sign of ONU/T, scope is 0..255 |
| 2 | 11110001 | 241, |
| 3 | 00000010 | Configuration link information |
| 4 | 00000001 | The sequence number of |
| 5 | 00000000 | AllocID[11-4], the TCONT sign |
| 6 | 0000 0001 | TCONT is set is designated 0, the TCONT type is 1 |
| 7 | 00000000 | abcdefgh＝PORT-ID[11..4] |
| 8 | 0000 0000 | PORT-ID is 0 |
| 9 | 0000 0000 | abcdefgh＝VLAN-ID[11..4] |
| 10 | 0000 0000 | VLAN-ID is 0 |
| 11 | 00000000 | QOS is 0 |
| 12 | Unspecified | Undefined |
Table 4
| The byte sequence number | Content | Describe |
| 1 | ONU-ID | The ONU sign of ONU/T, scope is 0..255 |
| 2 | 11110001 | 241, |
| 3 | 00000010 | Configuration link information |
| 4 | 00000010 | The sequence number of |
| 5 | 00000000 | A1locID[11-4], the TCONT sign |
| 6 | 0001 0101 | TCONT is set is designated 1, the TCONT type is 5 |
| 7 | 00000000 | abcdefgh＝PORT-ID[11..4] |
| 8 | 0001 0000 | PORT-ID is 1 |
| 9 | 0000 0000 | abcdefgh＝VLAN-ID[11..4] |
| 10 | 0000 0000 | VLAN-ID is 0 |
[0070]
| 11 | 00000000 | QOS is 0 |
| 12 | Unspecified | Undefined |
Table 5
Wherein, because table 4 is used to be provided with OMCI, be 1 (G.984.3 agreement is stipulated) so need guarantee the TCONT type; Table 5 is used to be provided with the data channel of default flow bandwidth, so the TCONT type is 5 (G.984.3 agreement is stipulated).
Fig. 5 carries out the method flow diagram of the granting embodiment one of zero configuration business for OLT to ONU/T, and its concrete steps are:
Step 500, OLT send the GEM Stream message that table 4 is described to ONU/T.
After the configuration information that step 501, ONU/T carry according to the GEM Stream message that receives is set up the OMCI that identifies with TCONT0, send the affirmation message of GEM Stream message to OLT.
Step 502, OLT send the GEM Stream message that table 5 is described to ONU/T.
After the configuration information that step 503, ONU/T carry according to the GEM Stream message that receives is set up the data channel that identifies with TCONT1, send the affirmation message of GEM Stream message to OLT.
Can carry out the transmission of data by the data channel of setting up between step 504, OLT and the ONU/T, carry out maintenance and management by the OMCI that sets up.
Fig. 6 carries out granting embodiment two schematic diagrames of zero configuration business for OLT to ONU/T, and as shown in the figure: ONU/T has connected three equipment, is respectively home gateway (HomeGateway), video request program (VOD) and IAD.Wherein, HomeGateway will by ONU/T use and OLT between the data channel of the default flow bandwidth set up, promptly with the data channel transmission data of TCONT1 sign; VOD will be by the data channel transmission data of setting up between ONU/T use and OLT with the TCONT2 sign; IAD will be by the data channel transmission data of setting up between ONU/T use and OLT with two data link with the TCONT3 sign.At this moment, after the ONU/T that is connected with these three equipment powered on by the OLT discovery, OLT was at first by setting up between PLOAM message and the ONU/T with the OMCI of TCONT0 sign and the data channel that identifies with TCONT1; And then by setting up the data channel that identifies with TCONT2 and TCONT3 respectively between PLOAM message and the ONU/T.Notably be, after the data channel of having set up between OLT and the ONU/T with TCONT2 and TCONT3 sign respectively, VOD and IAD can not use this two data channel respectively, and the data channel that can only use TCONT1 to identify, its reason is that ONU/T does not carry out any configuration to the various parameters of these two data channel, and ONU/T can't read the VLAN-ID of these two data channel and QOS etc.Therefore, in order to make VOD and IAD can use this two data channel respectively, ONU/T adopts TR069 to register to the server of external network by OLT, obtain the configuration information of these two data channel by OLT, comprise VLAN-ID, priority and other three layers (configuration information still are handed down to ONU/T by PLOAM message) such as configuration informations, after ONU/T got access to the configuration information of these two data channel and is configured, VOD and IAD just can use these two data channel.
With VOD is example, and table 6 is when setting up the data channel of TCONT2 sign, the specific descriptions of the Configure GEM Stream message in the PLOAM message of employing, wherein, the TCONT that this message is carried is designated 2, and the TCONT type is 2, PORT-ID is 2, and VLAN is designated 201, and priority is 5:
| The byte sequence number | Content | Describe |
| 1 | ONU-ID | The ONU sign of ONU/T, scope is 0..255 |
| 2 | 11110001 | 241, |
| 3 | 00000011 | Configuration link information |
| 4 | 00000011 | The sequence number of |
| 5 | 00000000 | AllocID[11-4], the TCONT sign |
| 6 | 0010 0101 | It is 5 that TCONT is designated 2T-CONT type |
| 7 | 00000000 | abcdefgh＝PORT-ID[11..4] |
| 8 | 0010 0000 | PORT-ID is 2 |
| 9 | 00001100 | abcdefgh＝VLAN-ID[11..4] |
| 10 | 1001 0000 | Ijkl=VLAN-ID[3..0], byte sequence number 9 and 10 sign VLAN-ID are 201 |
| 11 | 00000101 | QOS is 5, and promptly priority is 5 grades |
[0082]
| 12 | Unspecified | Undefined |
Table 6
Fig. 7 carries out the method flow diagram of the granting embodiment two of zero configuration business for OLT to ONU/T, and its concrete steps are:
Step 700, OLT send the GEM Stream message that table 4 is described to ONU/T.
After the configuration information that step 701, ONU/T carry according to the GEM Stream message that receives is set up the OMCI that identifies with TCONT0, send the affirmation message of GEM Stream message to OLT.
Step 702, OLT send the GEM Stream message that table 5 is described to ONU/T.
After the configuration information that step 703, ONU/T carry according to the GEM Stream message that receives is set up the data channel that identifies with TCONT1, send the affirmation message of GEM Stream message to OLT.
Step 704, OLT send the GEM Stream message that table 6 is described to ONU/T.
After the configuration information that step 705, ONU/T carry according to the GEM Stream message that receives is set up the data channel that identifies with TCONT2, send the affirmation message of GEM Stream message to OLT.
Step 706, OLT send the GEM Stream message of the configuration information that carries the data channel that is used to set up the TCONT3 sign to ONU/T.
After the configuration information that step 707, ONU/T carry according to the GEM Stream message that receives is set up the data channel that identifies with TCONT3, send the affirmation message of GEM Stream message to OLT.
Can carry out the transmission of data by the data channel of setting up between step 708, OLT and the ONU/T, carry out maintenance and management by the OMCI that sets up, be that HomeGateway uses the data channel of setting up with the TCONT0 sign to carry out the transmission of data by ONU/T and OLT, the visit external network; VOD uses the data channel of setting up with the TCONT1 sign to carry out the transmission of data by ONU/T and OLT, the visit external network; IAD uses the data channel of setting up with two data link with the TCONT2 sign to carry out the transmission of data by ONU/T and OLT, the visit external network.
Because the present invention is the foundation of ONU/T being carried out the bare flow passage by OLT, rather than artificial ONU/T is carried out the foundation of bare flow passage to the lay down location of each ONU/T, so can realize the granting of OLT, not need to drop into a large amount of manpower and materials each ONU/T is carried out one by one configuration to the zero configuration business of a plurality of ONU/T.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being made within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. the method to fiber access terminal equipment ONU/T zero configuration service dispense is characterized in that, disposes the discovery ONU/T of the regulation of agreement G.984.3 and the function of negotiation in fiber access device OLT, and this method comprises:
After A, OLT found ONU/T, the physical layer of consulting to set up was between the two safeguarded the PLOAM passage;
B, OLT send to carry to ONU/T by the PLOAM passage and set up the expansion PLOAM message that ONU/T administers and maintains the configuration information of passage OMCI and sets up the configuration information of data channel; The configuration information of the described OMCI of foundation is: the ONU of ONU/T identifies ONU-ID, sets up virtual transmission container TCONT sign and the port-mark PORT-ID of OMCI, and is wherein, corresponding one by one between TCONT sign and the PORT-ID; The described configuration information of setting up data channel is ONU-ID, sets up the TCONT sign and the PORT-ID of data channel, and is wherein, corresponding one by one between TCONT sign and the PORT-ID;
C, the ONU/T that receives expansion PLOAM message set up according to the configuration information of the OMCI that carries and OLT between OMCI, according to the configuration information of the data channel of carrying set up and OLT between data channel.
2. the method for claim 1 is characterized in that, the configuration information of described OMCI is carried at two expansion PLOAM message respectively with the configuration information of setting up data channel and sends to ONU/T.
3. the method for claim 1, it is characterized in that, after step C, this method also comprises: ONU/T sends the affirmation message of expansion PLOAM message to OLT by the PLOAM passage, confirm to have set up OMCI and data channel, the data channel of passing through between OLT and the ONU/T to be set up is transmitted data, and OLT is by OMCI maintenance and management ONU/T.
4. method as claimed in claim 3, it is characterized in that the affirmation message of described expansion PLOAM message is respectively the affirmation message of the PLOAM message of carrying the configuration information of setting up OMCI and carries the affirmation message of the PLOAM message of the configuration information of setting up data channel.
5. the method for claim 1 is characterized in that, the configuration information of the described OMCI of foundation is carried among the traffic management message GEM Stream message that expands in the PLOAM message and sends to ONU/T.
6. the method for claim 1 is characterized in that, the described configuration information of setting up data channel also comprises VLAN ID VLAN-ID, TCONT type and the QoS QOS grade of setting up data channel.
7. method as claimed in claim 6 is characterized in that, before the PLOAM message of VLAN-ID, TCONT type and QOS grade was carried in the OLT transmission, this method also comprised:
Data channel the server through OLT visit external network in of ONU/T by having set up, this server sends to OLT with VLAN-ID, TCONT type and the QOS grade of the data channel that ONU/T will obtain.
8. the method for claim 1 is characterized in that, when having a plurality of data link in the data channel of foundation, the described configuration information of setting up data channel also comprises the data link information total number of foundation and the data link information sequence number of foundation.
9. as claim 1,6 or 8 described methods, it is characterized in that the described configuration information of setting up data channel is carried among the GEM Stream message that expands in the PLOAM message and sends to ONU/T.
10. the method for claim 1 is characterized in that, this method also comprises the setting up procedure that ONU/T is carried out data channel uplink traffic bandwidth:
OLT adopts expansion PLOAM message to send the uplink traffic bandwidth information of data channel to ONU/T by the PLOAM passage;
ONU/T carries out the setting of uplink traffic bandwidth according to the uplink traffic bandwidth information that receives in the expansion PLOAM message to the data passage.
11. method as claimed in claim 10 is characterized in that, described uplink traffic bandwidth information comprises up peak flow and up average discharge.
12., it is characterized in that described expansion PLOAM message is also carried the ONU-ID of ONU/T as claim 10 or 11 described methods, ONU/T is according to the ONU-ID specified data passage that receives in the PLOAM message.
13., it is characterized in that the uplink traffic bandwidth messages PORD-ID CAR message that described uplink traffic bandwidth information is carried in the expansion PLOAM message sends to ONU/T as claim 10 or 11 described methods.
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| CN101873519B (en) * | 2010-06-21 | 2015-09-16 | 中兴通讯股份有限公司 | A kind of method that optical network unit is restarted and device |
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| CN103384171B (en) * | 2013-05-30 | 2016-08-31 | 上海斐讯数据通信技术有限公司 | OLT device and the method issuing ONU configuration thereof |
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