CN104904162B - Resource allocation methods, device and system - Google Patents

Resource allocation methods, device and system Download PDF

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Publication number
CN104904162B
CN104904162B CN201380005787.4A CN201380005787A CN104904162B CN 104904162 B CN104904162 B CN 104904162B CN 201380005787 A CN201380005787 A CN 201380005787A CN 104904162 B CN104904162 B CN 104904162B
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newly
standard grade
reach
cmts
sequence number
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CN104904162A (en
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徐进
李晓刚
李勇
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/64—Hybrid switching systems
    • H04L12/6418—Hybrid transport

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the invention discloses a kind of resource allocation methods, CMTS is provided with CM information tables, and the CM that have registered on CMTS sequence number and priority are stored with the list item of the CM information tables；Methods described includes：CMTS receives the CM newly to reach the standard grade registration message, and when the quantity of the CM stored in CM information tables sequence number reaches the quantity of setting, an interim sequence number for being more than setting quantity is distributed to the CM newly to reach the standard grade；CMTS obtains the CM newly to reach the standard grade configuration file, and the priority of the CM newly to reach the standard grade is obtained from configuration file；The low list item of the priority for the CM that a priority ratio is newly reached the standard grade is obtained from CM information tables, the sequence number in acquired list item is distributed to the CM newly to reach the standard grade.

Description

Resource allocation methods, device and system
Technical field
The present invention relates to communication technical field, more particularly to a kind of resource allocation methods, apparatus and system.
Background technology
Fig. 1 is existing DOCSIS (Data-Over-Cable Service Interface Specifications, electricity Cable bearing data service interface specification) system group-network construction figure.In Fig. 1, CMTS (Cable Modem Termination System, cable modem termination system) in up direction pass through EPON (Ethernet Passive Optical Network, Ethernet passive optical network), GPON (Gigabit-Capable Passive Optical Network, gigabit ratio Special EPON) or GE (Gigabit Ethernet, gigabit Ethernet) be connected to OLT (Optical Line Terminal, optical line terminal).OLT up directions access IP (Internet by router or three-tier switch again Protocol, Internet Protocol) network.CMTS after down direction is by the data-signal from OLT and video signal mixture by Cable (cable) network is sent to CM (Cable Modem, cable modem termination).
The network architecture based on Fig. 1, existing CM upper line process are to send registration message from CM to CMTS.CMTS is received After the registration message of the CM, the service channel between foundation and the CM, and a sequence number is distributed to the CM, by the sequence of distribution Number and the mark of service channel established be mapped.
After CMTS is assigned with sequence number to CM, response message can be sent to the CM, CM can arrive TFTP (Trivial File Transfer Protocol, TFTP) server download configuration file, carried out using the configuration file of download It is locally configured.
After CM is locally configured, configuration file can be uploaded to CMTS, CMTS can also be carried out using the configuration file Configuration, so that CM can normally reach the standard grade.
Said process needs CMTS normally to CM assigned sequences number, but operator is when using CMTS, on network The quantity of real user do not know that cause in actual use, CM number reaches CMTS specification, is as a result exactly portion Divide CM can not carry out registration by CMTS to reach the standard grade.
The prior art for solving this problem is the method using timing aging, after CMTS CM number reaches specification When having the new CM to reach the standard grade again, CMTS can be checked the CM in offline (offline) state, if offline should be in The CM of state has reached the ageing time aging-time of setting, then CMTS is most long by the time in offline states Resource shared by CM discharges, and the process for allowing the CM newly to reach the standard grade to initiate to reach the standard grade using this resource.
Present this method there is also it is very big the defects of, CM is also necessary even if offline states are in Reaching ageing time just allows to discharge resource, and in ageing time, the CM in offline states can not be deleted Remove, so if CM still can not normally reach the standard grade all in the CM in ageing time, then newly to reach the standard grade on CMTS.
The content of the invention
To enable the CM connected under CMTS normally to reach the standard grade, the embodiments of the invention provide a kind of resource allocation methods, dress Put and system.
One embodiment of the invention provides the resource allocation methods in a kind of DOCSIS systems, and CM information is set on CMTS Table, the CM that have registered on the CMTS sequence number and priority are stored with the list item of the CM information tables；Methods described Including：
The CMTS receives the CM newly to reach the standard grade registration message, when the number of the CM stored in the CM information tables sequence number When amount reaches the quantity of setting, an interim sequence number is distributed to the CM newly to reach the standard grade, the interim sequence number is more than described The quantity of setting；
The CMTS obtains the configuration file of the CM newly to reach the standard grade, obtains and described newly reaches the standard grade from the configuration file CM priority；
The CMTS obtains the CM newly to be reached the standard grade described in a priority ratio the low table of priority from the CM information tables , the sequence number in acquired list item is distributed into the CM newly to reach the standard grade.
Wherein, the CMTS also includes after receiving the CM newly to reach the standard grade registration message：Establish and the CM newly to reach the standard grade Between service channel.
As a kind of embodiment, it is specific that the sequence number by acquired list item distributes to the CM newly to reach the standard grade Including：
The corresponding relation established between the identification information of the sequence number in the list item of the acquisition and the service channel.
One embodiment of the invention provides the resource allocation methods in a kind of DOCSIS systems, and CM information is set on CMTS Table, the CM that have registered on the CMTS sequence number and priority are stored with the list item of the CM information tables；Methods described Including：
The CMTS receives the CM newly to reach the standard grade registration message, when the number of the CM stored in the CM information tables sequence number When amount reaches the quantity of setting, the parameter in the registration message is extracted, from the parameter and pair of CM priority locally preserved The middle priority for obtaining the CM newly to reach the standard grade should be related to；
The CMTS obtains the CM newly to be reached the standard grade described in a priority ratio the low table of priority from the CM information tables , the sequence number in acquired list item is distributed into the CM newly to reach the standard grade.
Wherein, the parameter of the extraction includes：Up channel mark, down channel mark and the CM newly to reach the standard grade One or more in MAC address.
One embodiment of the invention provides a kind of CMTS, including：
Memory, for storing CM information tables, it is stored with the list item of the CM information tables and have registered on the CMTS CM sequence number and priority；
Data collector, for receiving the CM newly to reach the standard grade registration message；
Processor, when the quantity for the CM stored in the CM information tables sequence number reaches the quantity of setting, give The CM that newly reaches the standard grade distributes an interim sequence number, the interim sequence number is sent to by the data collector described CM；And the configuration file of the CM newly to reach the standard grade is obtained, the preferential of the CM newly to reach the standard grade is obtained from the configuration file Level, the low list item of the CM newly to be reached the standard grade described in a priority ratio priority is obtained from the CM information tables, will be acquired Sequence number in list item distributes to the CM newly to reach the standard grade.
Wherein, the data collector is additionally operable to obtain configuration file from the CM newly to reach the standard grade, by the configuration file Store in the memory.
As a kind of embodiment, the processor is additionally operable to the service channel established between the CM newly to reach the standard grade.
One embodiment of the invention provides a kind of CMTS, including：
Memory, for storing CM information tables, it is stored with the CM's that have registered on the CMTS in the CM information tables Sequence number and priority；
Data collector, for receiving the CM newly to reach the standard grade registration message；
Processor, when the quantity for the CM stored in the CM information tables sequence number reaches the quantity of setting, carry The parameter in the registration message is taken, obtains and described newly reaches the standard grade from the parameter and the corresponding relation of CM priority locally preserved CM priority；And the low table of the CM priority newly reached the standard grade described in a priority ratio is obtained from the CM information tables , the sequence number in acquired list item is distributed into the CM newly to reach the standard grade.
Wherein, the parameter of the extraction includes：Up channel mark, down channel mark and the CM newly to reach the standard grade One or more in MAC address.
As a kind of embodiment, the processor is additionally operable to the service channel established between the CM newly to reach the standard grade.
Methods, devices and systems provided in an embodiment of the present invention, by using priority, it is ensured that emphasis user is preferential Using Internet resources, ensure network convergence than maximization.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be in embodiment or description of the prior art The required accompanying drawing used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present invention Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings Obtain other accompanying drawings.
Fig. 1 is DOCSIS system architecture schematic diagrams in the prior art；
Fig. 2 is a kind of resource allocation methods flow chart that the embodiment of the present invention one provides；
Fig. 3 is the schematic diagram of the structure for the configuration file that the embodiment of the present invention one provides；
Fig. 4 is the schematic diagram of the structure for the CMTS that the embodiment of the present invention one provides；
Fig. 5 is a kind of resource allocation flow chart that the embodiment of the present invention two provides；
Fig. 6 is the structural representation for the CMTS that the embodiment of the present invention two provides.
Specific embodiment
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 Whole description, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Embodiment one
The resource allocation methods in a kind of DOCSIS systems are present embodiments provided, in the method, it is necessary on CMTS CM information tables, the CM that have registered on CMTS sequence number and priority are stored with the CM information tables.CM information tables can be One, then there are multiple list items in this CM information table, each list item is stored with the CM that have registered on CMTS sequence number and excellent First level；CM information tables can also be multiple, and each CM can store CM that have registered on CMTS sequence number and excellent First level.
The MAC Address for the CM that have registered can also be stored in CM information tables, for representing that the CM corresponding to MAC Address divides The sequence number matched somebody with somebody.
In another embodiment, priority can also be by the bandwidth summation of all service channels on CM come table Sign, bandwidth summation is bigger, and priority is higher.The present embodiment will be with priority as an example.
As shown in Fig. 2 the method that the present embodiment is provided includes：
Step 200, CMTS receive the registration message from the CM newly to reach the standard grade.
The MAC (Media Access Control, media access control) of the CM newly to reach the standard grade is carried in registration message Address.
Step 202, when the quantity of the CM stored in CM information tables sequence number reaches the quantity of setting, to it is described it is new on The CM of line distributes an interim sequence number.
After CMTS receives the CM newly to reach the standard grade registration message, the log-on message of the CM, such as the MAC Address of the CM can be stored Deng, it is also necessary to give the CM assigned sequences number.But CMTS has certain specification, that is, the CM that can be stored set on CMTS The maximum quantity of log-on message, more than the setting quantity, the CM subsequently newly to reach the standard grade log-on message will be unable to store.
If being to store the information for the CM that have registered by a CM information table on CMTS, the setting quantity can be with body The quantity for the maximum sequence number that can be stored in the present CM information tables, if storing registration by multiple CM information tables CM information, then the setting quantity can be embodied in the maximum number for the sequence number that can be stored in this multiple CM information table Amount.
When the quantity of the CM stored in CM information tables sequence number is not reaching to setting quantity, CMTS can be with bio-occlusion CM Resource is distributed, for example establishes service channel, assigned sequence number etc., those skilled in the art should be appreciated that, no longer illustrate herein.
When the quantity of the CM stored in CM information tables sequence number reaches setting quantity, do not have in specification now Sequence number can distribute to the CM newly to reach the standard grade, and in the present embodiment, CMTS can distribute an interim sequence to the CM that this is newly reached the standard grade Number, the interim sequence number can be one on CMTS outside specification and retain sequence number, that is, the quantity more than the setting A sequence number, such as setting quantity+1 etc..
After interim sequence number is distributed to the CM newly to reach the standard grade, CMTS also needs to establish service channel, and the service channel is located at Between CMTS and the CM newly to reach the standard grade, for transmitting the business between CMTS and the CM newly to reach the standard grade.
After establishing service channel, the mark of interim sequence number and the service channel established is mapped by CMTS.
CMTS can send response message to CM, to cause CM to tftp server download configuration file.Certainly, CMTS Response message can not be sent out to having permanent service passage between CM, such as CMTS and CM, CM can after registration message is sent, Pass through the permanent service passage to tftp server download configuration file.
After CM download configuration files, it can be locally configured according to configuration file, concrete configuration process art technology Personnel should be appreciated that.
Step 204, the CMTS obtain the configuration file of the CM newly to reach the standard grade, from the configuration file described in acquisition The CM newly to reach the standard grade priority.
CMTS can obtain configuration file from the CM newly to reach the standard grade, directly can also be downloaded from tftp server etc., CMTS is obtained Taking the concrete form of the CM newly to reach the standard grade configuration file can have a variety of, and the present embodiment does not enumerate.
Configuration file can be by many TLV (Type, Length, Value, type, length, value) composition, standard regulation TLV [43] first sub- TLV must be Vendor ID.When Vendor ID are 0xFFFFFF, represent that other sub- TLV are DOCSIS extends information.The embodiment of the present invention needs to increase a TLV [43] on the basis of this TLV to carry the preferential of CM Level, it is as shown in table 1 below：
Table 1 (wherein x represents one untapped type of distribution)：
Type Length Value
[43.x].1 6 CM MAC Address
[43.x].2 2 CM priority
The overall TLV structures for carrying the configuration file of CM priority can be as shown in Figure 3.
CMTS is received after the CM newly to reach the standard grade configuration file, it is necessary to obtain the preferential of the CM newly to reach the standard grade from configuration file Level.
Step 206, the CMTS obtain the preferential of the CM that is newly reached the standard grade described in a priority ratio from the CM information tables The low list item of level, the CM newly to reach the standard grade is distributed to by the sequence number in acquired list item.
CMTS can travel through CM information tables after the priority of the CM newly to reach the standard grade is obtained, and obtaining a priority ratio should The low list item of the CM newly to reach the standard grade priority, the list item include the sequence number having been allocated for and corresponding priority.CMTS Sequence number in list item can be reassigned to the CM newly to reach the standard grade, detailed process can be by the sequence number in list item and above-mentioned The identification information of the service channel of foundation correspondingly gets up, and the identification information of service channel can be ID of service channel etc., so The message for the sequence number being sent in list item can be sent to the CM newly to reach the standard grade by above-mentioned service channel.
After performing above-mentioned steps, CMTS can notify the CM newly to reach the standard grade normally to reach the standard grade.
As a kind of embodiment, CMTS can also generate offline CM warning information, and warning information is sent into net Network management equipment, prompt network management device to be handled accordingly, for example cancel monitoring etc..
Above-described embodiment is that alternatively embodiment, priority may be used also come preempting resources by CM priority To be realized by bandwidth, corresponding bandwidth is bigger, and priority is higher, and bandwidth is smaller, and priority is lower.Each CM is corresponding Bandwidth can be stored directly in CM information tables, can also from CAR corresponding to CM (Committed Access Rate, promise to undertake Access speed) obtain in parameter.For each CM bandwidth, if set in CAR parameters based on single Business Stream, Need the bandwidth using the bandwidth summation of Business Stream all on each CM as CM.
Mode based on bandwidth, CMTS is when there is the CM newly to reach the standard grade, it is necessary to the CM distribution one newly reached the standard grade after reaching specification Interim sequence number, detailed process are as described above.
CMTS obtains the CM newly to reach the standard grade configuration file, the CM newly to reach the standard grade bandwidth is obtained from configuration file, with CMTS Other CM of upper registration bandwidth is compared, and the small CM of bandwidth is kicked offline, and corresponding sequence number is distributed to and newly reached the standard grade CM, detailed process is referring to noted earlier.
The resource allocation methods that the present embodiment provides, by using priority, it is ensured that emphasis user preferentially uses net Network resource, ensure network convergence than maximization.Simultaneously for the CM in offline states, it is not necessary to when ageing time Arrival ability aging, the CM high to priority of the resource allocation shared by the CM in offline states is used, improve resource profit With rate.
Based on the above method, one embodiment of the invention provides a kind of CMTS accordingly, as shown in figure 4, including memory 40th, data collector 42, processor 44.
Wherein, memory 40, for storing CM information tables, it is stored with the list item of the CM information tables and is registered on CMTS CM sequence number and priority.
Data collector 42, for receiving the CM newly to reach the standard grade registration message.
Processor 44, when the quantity for the CM stored in the CM information tables sequence number reaches the quantity of setting, An interim sequence number is distributed to the CM newly to reach the standard grade, the interim sequence number is more than the quantity of the setting；And obtain The configuration file of the CM newly to reach the standard grade, the priority of the CM newly to reach the standard grade is obtained from the configuration file, from the CM The low list item of the CM newly to be reached the standard grade described in a priority ratio priority is obtained in information table, by the sequence in acquired list item Number distribute to the CM newly to reach the standard grade.
When the quantity of the CM stored in CM information tables sequence number is not reaching to the quantity of setting, processor 44 can be just Often to the CM assigned sequences number newly reached the standard grade.
When the quantity of the CM stored in CM information tables sequence number reaches the quantity of setting, processor 44 to it is described it is new on The CM of line distributes an interim sequence number, and the interim sequence number distributed can be a sequence number outside CMTS specifications, than Such as set quantity+1.
Processor 44 also needs to establish a service channel to the CM newly to reach the standard grade, first by interim sequence number and the business established The mark of passage is mapped, and interim sequence number can be sent into the CM newly to reach the standard grade by newly-established service channel.
Processor 44 is additionally operable to obtain the CM newly to reach the standard grade configuration file, and the mode of acquisition can be from the CM newly to reach the standard grade Obtain or directly to obtaining on tftp server etc.., will after processor 44 obtains the CM newly to reach the standard grade configuration file Configuration file storage is arrived in memory 40, and obtains from the configuration file priority of the CM newly to reach the standard grade, from described The low list item of the CM newly to be reached the standard grade described in a priority ratio priority is obtained in CM information tables, by the sequence in acquired list item Row number distributes to the CM newly to reach the standard grade.Wherein, by the sequence number in list item distribute to the CM newly to reach the standard grade mode can be by The mark of the service channel of sequence number and above-mentioned foundation in list item is mapped.
In another embodiment, processor 44 also needs to generate offline CM warning information, notifies data collector Warning information is sent to network management device by 40.
The CMTS that the present embodiment provides, by using priority, it is ensured that emphasis user preferentially uses Internet resources, protects Demonstrate,prove network convergence than maximization.Simultaneously for the CM in offline states, it is not necessary to when ageing time arrival is just old Change, the CM high to priority of the resource allocation shared by the CM in offline states is used, improves resource utilization.
Embodiment two
The present embodiment provides the resource allocation methods in a kind of DOCSIS systems, in the method that the present embodiment provides, needs CM information tables are stored on CMTS, the CM that have registered on CMTS sequence number and priority are stored with CM information tables.
Also need to preserve the corresponding relation of parameter and priority on CMTS, this corresponding relation can be set by network management It is standby to issue, directly it can also be configured on CMTS.Wherein parameter can be up channel mark, down channel mark, IP address And the one or more in the MAC Address of the CM newly to reach the standard grade.
For IP address, CMTS can monitor the CPE connected under CM or CM DHCP (Dynamic Host Configuration Protocol, DHCP) dialing procedure.When Dynamic Host Configuration Protocol server distributes to CM or CPE After IP address, CMTS can record the IP address of distribution.Because operator is to plan the IP address network segment according to type of service, such as The CPE of business of networking can be assigned to the IP address of the network segment 1, the CPE of television services can be assigned to the IP address of the network segment 2.Therefore originally IP address in embodiment can represent the IP network section or single IP address etc. of type of service.
Method that the present embodiment is provided as shown in figure 5, including：
Step 500, CMTS receive the CM newly to reach the standard grade registration message.
Up channel mark, down channel mark, IP address and the CM newly to reach the standard grade are carried in registration message One or more in MAC Address.
Step 502, when the quantity of the CM stored in CM information tables sequence number reaches the quantity of setting, extract the note Parameter in volume message, the excellent of the CM newly to reach the standard grade is obtained from the parameter and the corresponding relation of CM priority locally preserved First level.
If the quantity of the CM stored in CM information tables sequence number is not reaching to the quantity of setting, CMTS normally gives The CM assigned sequences number newly reached the standard grade, and establish service channel.
If the quantity of the CM stored in CM information tables sequence number reaches the quantity of setting, CMTS extracts the registration Parameter in message, the priority of the CM newly to reach the standard grade is obtained from the parameter and the corresponding relation of priority locally preserved.
Priority in the priority of acquisition and CM information tables is compared so as to obtain a ratio by step 504, CMTS The low list item of the CM newly to reach the standard grade priority.
CMTS priority and the priority of CM information tables can also be compared directly corresponding to parameter, can also be directly It is compared with parameter, for example other CM preserved on the parameter in the CM newly to reach the standard grade registration message and CMTS parameter is entered Row compares, and due to that can correspond to certain priority according to parameter of regularity, therefore can also get more preferential than the CM that newly reaches the standard grade The low CM of level.
Step 506, CMTS distribute to sequence number the CM newly to reach the standard grade.
CMTS distributes to the sequence number in list item the CM newly to reach the standard grade, the service channel established between the CM that newly reaches the standard grade, The service channel for the CM that sequence number in list item is reached the standard grade again and newly is mapped.
CMTS also needs to kick former CM corresponding to the sequence number in list item offline, generates offline alarm information, alarm is disappeared Breath is sent to network management device.
The method that the present embodiment provides, by using priority, it is ensured that emphasis user preferentially uses Internet resources, protects Demonstrate,prove network convergence than maximization.The corresponding relation of series of parameters and priority is set on CMTS, operation can be simplified.Together When for the CM in offline states, it is not necessary to when ageing time arrival ability aging, by the CM in offline states The shared resource allocation CM high to priority is used, and improves resource utilization.
Accordingly, the present embodiment also provides a kind of CMTS, as shown in fig. 6, including：
Memory 60, the corresponding relation of the priority for storing CM information tables and parameter and CM, the CM information tables In be stored with the CM that have registered on the CMTS sequence number and priority；The parameter can be specifically up channel mark Know, down channel mark, IP address and the CM newly to reach the standard grade MAC address in one or more.
Data collector 62, for receiving the CM newly to reach the standard grade registration message；
Processor 64, when the quantity for the CM stored in the CM information tables sequence number reaches the quantity of setting, Extract the parameter in the registration message, obtained from the parameter and the corresponding relation of CM priority locally preserved it is described it is new on The CM of line priority；And the CM newly to be reached the standard grade described in one priority ratio of acquisition from the CM information tables priority is low List item, the sequence number in acquired list item is distributed into the CM newly to reach the standard grade.
Wherein, processor 64, which distributes to the sequence number in the list item of acquisition the CM newly to reach the standard grade, is established to new The CM to reach the standard grade service channel, the sequence number in list item and the service channel established are mapped.
Processor 64 can also kick former CM corresponding to the sequence number in list item offline, discharge the resource shared by former CM, For example discharge service channel etc. corresponding to former CM.Processor 64 can also generate the offline alarm informations of CM, pass through data collector Alarm information is sent to network management device by 62.
The CMTS that the present embodiment provides, by using priority, it is ensured that emphasis user preferentially uses Internet resources, protects Demonstrate,prove network convergence than maximization.The corresponding relation of series of parameters and priority is set on CMTS, operation can be simplified.Together When for the CM in offline states, it is not necessary to when ageing time arrival ability aging, by the CM in offline states The shared resource allocation CM high to priority is used, and improves resource utilization.
For device embodiment, because it essentially corresponds to embodiment of the method, so describe fairly simple, it is related Part illustrates referring to the part of embodiment of the method.System embodiment described above is only schematical, wherein institute State that the module illustrated as separating component can be or may not be physically separate, the part shown as module can To be or may not be physical module, you can with positioned at a place, or can also be distributed on multiple mixed-media network modules mixed-medias. Some or all of module therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.This area is general Logical technical staff is without creative efforts, you can to understand and implement.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention. The embodiment of the present invention is not intended to be limited to the embodiments shown herein, and be to fit to principles disclosed herein and The consistent most wide scope of features of novelty.

Claims (16)

  1. A kind of 1. resource allocation methods in cable bearing data service interface specification DOCSIS systems, it is characterised in that cable Modulation /demodulation terminal system CMTS is provided with cable modem termination CM information tables, is stored with the list item of the CM information tables The sequence number and priority for the CM that have registered on the CMTS；Methods described includes：
    The CMTS receives the CM newly to reach the standard grade registration message, when the quantity of the CM stored in the CM information tables sequence number reaches To setting quantity when, distribute an interim sequence number to the CM that newly reaches the standard grade, the interim sequence number is more than the setting Quantity；
    The CMTS obtains the configuration file of the CM newly to reach the standard grade, obtains the CM's newly to reach the standard grade from the configuration file Priority；
    The CMTS obtains the CM newly to be reached the standard grade described in a priority ratio the low list item of priority from the CM information tables, will Sequence number in acquired list item distributes to the CM newly to reach the standard grade.
  2. 2. according to the method for claim 1, it is characterised in that after the CMTS receives the CM newly to reach the standard grade registration message Also include：
    The service channel established between the CM newly to reach the standard grade.
  3. 3. according to the method for claim 2, it is characterised in that the sequence number by acquired list item distributes to institute The CM newly to reach the standard grade is stated to specifically include：
    The corresponding relation established between the identification information of the sequence number in the list item of the acquisition and the service channel.
  4. 4. according to the method for claim 1, it is characterised in that the configuration file of the acquisition CM newly to reach the standard grade is specific Including：
    Configuration file is obtained from the CM newly to reach the standard grade, the configuration file is that the CM newly to reach the standard grade uses the interim sequence Number from be stored with configuration file server obtain.
  5. A kind of 5. resource allocation methods in cable bearing data service interface specification DOCSIS systems, it is characterised in that cable Modulation /demodulation terminal system CMTS is provided with cable modem termination CM information tables, is stored with the CM information tables described The sequence number and priority for the CM that have registered on CMTS；Methods described includes：
    The CMTS receives the CM newly to reach the standard grade registration message, when the quantity of the CM stored in the CM information tables sequence number reaches To setting quantity when, extract the parameter in the registration message, corresponding from the parameter and CM priority locally preserved is closed The priority of the CM newly to reach the standard grade is obtained in system；
    The CMTS obtains the CM newly to be reached the standard grade described in a priority ratio the low list item of priority from the CM information tables, will Sequence number in acquired list item distributes to the CM newly to reach the standard grade.
  6. 6. according to the method for claim 5, it is characterised in that the parameter of the extraction includes：Up channel identifies, is descending One or more in the MAC address of channel logo, IP address and the CM newly to reach the standard grade.
  7. 7. according to the method for claim 5, it is characterised in that the sequence number by acquired list item distributes to institute State the CM newly to reach the standard grade also includes afterwards：
    The service channel established between the CM newly to reach the standard grade.
  8. 8. according to the method for claim 7, it is characterised in that the sequence number by acquired list item distributes to institute The CM newly to reach the standard grade is stated to specifically include：
    The corresponding relation established between the identification information of the sequence number in the list item of the acquisition and the service channel.
  9. 9. according to the method described in claim 5-8 any one, it is characterised in that the sequence by acquired list item Number distributing to also includes after the CM newly to reach the standard grade：
    Offline CM warning information is generated, warning information is sent to network management device.
  10. A kind of 10. cable modem termination system CMTS, it is characterised in that including：
    Memory, for storing cable modem termination CM information tables, it is stored with the list item of the CM information tables described The sequence number and priority for the CM that have registered on CMTS；
    Data collector, for receiving the CM newly to reach the standard grade registration message；
    Processor, when the quantity for the CM stored in the CM information tables sequence number reaches the quantity of setting, to described The CM newly to reach the standard grade distributes an interim sequence number, and the interim sequence number is more than the quantity of the setting；And obtain described new The CM to reach the standard grade configuration file, the priority of the CM newly to reach the standard grade is obtained from the configuration file, from the CM information tables It is middle to obtain the low list item of the CM priority newly reached the standard grade described in a priority ratio, the sequence number in acquired list item is distributed To the CM newly to reach the standard grade.
  11. 11. CMTS according to claim 10, it is characterised in that the data collector is additionally operable to newly reach the standard grade from described CM obtains configuration file, by configuration file storage into the memory.
  12. 12. CMTS according to claim 10, it is characterised in that the processor is additionally operable to establish and described newly reached the standard grade Service channel between CM.
  13. A kind of 13. cable modem termination system CMTS, it is characterised in that including：
    Memory, for storing cable modem termination CM information tables, it is stored with the CM information tables on the CMTS The sequence number and priority for the CM that have registered；
    Data collector, for receiving the CM newly to reach the standard grade registration message；
    Processor, when the quantity for the CM stored in the CM information tables sequence number reaches the quantity of setting, extract institute The parameter in registration message is stated, the CM newly to reach the standard grade is obtained from the parameter and the corresponding relation of CM priority locally preserved Priority；And the low list item of the CM priority newly reached the standard grade described in a priority ratio is obtained from the CM information tables, Sequence number in acquired list item is distributed into the CM newly to reach the standard grade.
  14. 14. CMTS according to claim 13, it is characterised in that the parameter of the extraction includes：Up channel mark, under One or more in the MAC address of row channel logo, IP address and the CM newly to reach the standard grade.
  15. 15. CMTS according to claim 13, it is characterised in that the processor is additionally operable to establish and described newly reached the standard grade Service channel between CM.
  16. 16. a kind of cable bearing data service interface specification DOCSIS systems, including as described in claim 10-12 any one CMTS or including the CMTS as described in claim 13-15 any one.
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CN109861888B (en) * 2017-11-30 2020-11-17 华为技术有限公司 Data processing method and cable modem terminal system

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CN102342065A (en) * 2009-03-06 2012-02-01 思科技术公司 Dynamically and fairly allocating rf channel bandwidth in wideband cable system
CN102231849A (en) * 2011-06-17 2011-11-02 广州珠江数码集团有限公司 Digital television video on demand system and on demand method

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