CN104885405A

CN104885405A - Method, device and system for controlling power over ethernet

Info

Publication number: CN104885405A
Application number: CN201380001639.5A
Authority: CN
Inventors: 赵超; 陆明华
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2013-06-26
Filing date: 2013-06-26
Publication date: 2015-09-02
Anticipated expiration: 2033-06-26
Also published as: CN104885405B; WO2014205661A1

Abstract

Provided are a method, device and system for controlling power over Ethernet, so as to solve the problem that a PoE port cannot accurately supply power due to a large workload and lagged configuration, which result from the manual configuration of the working time for each PoE port. The method comprises: studying time configuration information about a PD, and according to the time configuration information about the PD, configuring power supply information for a PoE port in which the PD is inserted; according to the present moment and power supply information configured for the PoE port, judging whether supplying power for the PD is currently required or not; and if it is judged that supplying power for the PD is required, enabling a PSE to supply power for the PD via the PoE port; otherwise, enabling the PSE to not supply power for the PD. The method of the present invention enables adaptive power supply for a PD after the PD is inserted in any PoE port, thereby greatly reducing the workload of operation and maintenance staff of a PoE system, and improving the accuracy of PoE power supply.

Description

Method, device and system for controlling power over ethernet

A kind of methods, devices and systems technical field of control POE

The present invention relates to the communications field, more particularly to a kind of methods, devices and systems of control POE.Background technology

POE（English：Power over Ethernet, referred to as：PoE) it is a kind of wired ethernet power supply technique, a PoE system is including at least power supply unit（English：Power Sourcing Equipment, referred to as：) and power receiving equipment PSE（English:Powered Device, referred to as： PD ).2003, IEEE issued PoE standards i.e. IEEE 802.3af, and the standard provides that PSE can provide 15.4W power to PD, and the standard IEEE 802.3at of issue in 2009 provides that PSE can provide 30W power to PD.On the one hand, with the development of cloud, need to support the device category of remote power feeding application increasingly to enrich, except traditional networking telephone, Internet video, wireless router etc., cloud terminal, high-definition camera and notebook computer etc. are also occurred in that at present.On the other hand, as resource is nervous and global warming, green energy conservation is worldwide trend, and powerful PoE equipment is more and more now.Therefore, how to reduce the energy consumption of PD in PoE system turns into one important problem of industry.

A kind of PoE method of supplying power to that prior art is provided is the working time of fixed configurations PoE ports, and on one's own time, is not powered for the PoE ports, and energy consumption is reduced with this.

The shortcoming of above-mentioned prior art is that the working time of each PoE ports is required for manual configuration, and a large amount of PoE ports can bring bigger difficulty to configuration.On the other hand, when PD is inserted to another PoE port from a PoE port, for example, when being inserted from the first PoE ports to the 2nd PoE ports, PoE system can not be on the PoE ports of automatic identification the 2nd PD changed, it can not change the configuration of the 2nd PoE ports in time, shellfish ' J PSE can power according to original PD for being configured to insert the 2nd PoE ports of the 2nd PoE ports, cause the PSE accurately can not be powered for the PD.The content of the invention

The present invention provides a kind of methods, devices and systems of control POE, is each to solve above-mentioned

Configuration work amount caused by the manual configuration working time of PoE ports is big, and the problem of PSE can not accurately power for PD caused by configuration is delayed.

First aspect present invention provides a kind of method for controlling POE, and methods described includes：Learn the time configuration information of POE PoE system powered device PD, according to the time configuration information of the PD The PoE ports configuration power supply information inserted for the PD, described information includes power-on time section and corresponding power supply grade；The power supply information configured according to current time and for the PoE ports, judges currently whether need to power as the PD；If judge to be currently needed for powers as the PD, it is that the PD powers by the PoE ports to cause PoE system power supply unit PSE, otherwise so that the PSE does not power for the PD.

With reference to the first possible implementation of first aspect or first aspect, in second of possible implementation of first aspect, the time configuration information of the study POE PoE system powered device PD, it is the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, including：By being interacted with PD, the time configuration information of the PD is received；It is the PoE ports configuration power supply information of the PD insertions according to the time configuration information of the PD.

With reference to the first possible implementation or second of possible implementation of combination first aspect of first aspect or first aspect, in the third possible implementation of first aspect, the power supply grade includes powering, tries one's best to power and without power supply, the power supply information configured according to current time and for the PoE ports, judge currently whether need to power as the PD, including：Read the current time；According to the current time and for the power supply information, the power supply grade of the current time corresponding power-on time section is determined, determines the need for powering for the PD according to the power supply grade.

With reference to the third possible implementation of first aspect or first aspect, in the 4th kind of possible implementation of first aspect, it is described when it is described power supply grade for try one's best power supply when, the power supply information configured according to current time and for the PoE ports, judge currently whether need to power as the PD, in addition to：Judge whether the power supply general power that current all PD apply to the PSE exceeds the power supply general power that the PSE can be provided, if it is, judging that the PSE need not power to the PD；If it is not, then judging that the PSE needs to power for the PD.

Second of possible implementation of the first possible implementation, first aspect with reference to first aspect, first aspect, the 4th kind of possible implementation of the third possible implementation or first aspect of first aspect, in the 5th kind of possible implementation of first aspect, the method for the control POE also includes：The PoE ports are detected；If detecting the PoE ports inserts the PD, and it is within the power-on time section without power supply that current time, which is in the power supply grade configured for the PoE ports, it is determined that stop detecting the PoE ports within a period of time.

Second of possible implementation of the first possible implementation, first aspect with reference to first aspect, first aspect, the third possible implementation of first aspect, the 4th kind of first aspect it is possible 5th kind of possible implementation of implementation or first aspect, in the 6th kind of possible implementation of first aspect, the method for the control POE also includes：After electricity under the PD is detected, the power supply information for the PD PoE ports configurations inserted is emptied.

Second aspect of the present invention provides a kind of device of control POE, and described device includes：Configuration module, time configuration information for learning POE PoE system powered device PD, it is the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, the power supply information includes power-on time section and corresponding power supply grade；Judge module, for the power supply information configured according to current time and the configuration module for the PoE ports, judges currently whether need to power as the PD；Power supply enables module, if judge to be currently needed for for the judge module powers as the PD, and it is that the PD powers by the PoE ports to cause PoE system power supply unit PSE, otherwise so that the PSE does not power for the PD.

With reference to the first possible implementation of second aspect or second aspect, in second of possible implementation of second aspect, the configuration module, including：Receiving unit, for by being interacted with PD, receiving the time configuration information of the PD；Time dispensing unit, is the PoE ports configuration power supply information of the PD insertions for the PD received according to the receiving unit time configuration information.

With reference to the first possible implementation or second of possible implementation of combination second aspect of second aspect or second aspect, in the third possible implementation of second aspect, the power supply grade includes powering, tries one's best to power and without power supply, the judge module, including：Reading unit, for reading the current time；Judging unit, it is the power supply information that the PoE ports are configured for the current time read according to the reading unit and the configuration module, the power supply grade of the current time corresponding power-on time section is determined, determines the need for powering for the PD according to the power supply grade.

With reference to the third possible implementation of second aspect or second aspect, in the 4th kind of possible implementation of second aspect, when the power supply grade is tries one's best to power, it is described when it is described power supply grade for try one's best power supply when, the judging unit is additionally operable to judge whether the power supply general power that current all PD apply to the PSE exceeds the power supply general power that the PSE can be provided, if it is, judging that the PSE need not power to the PD；If it is not, then judging that the PSE needs to power for the PD.

Second of possible implementation of the first possible implementation, second aspect with reference to second aspect, second aspect, the 4th kind of possible implementation of the third possible implementation or second aspect of second aspect, in the 5th kind of possible implementation of second aspect, the device of the control POE also includes：Detection module, for being detected to the PoE ports；Determining module, if for described Detection module detects the PoE ports and inserts the PD, and it is that the power supply grade that the PoE ports are configured is in the power-on time section without power supply that current time, which is in the configuration module, it is determined that stop detecting the PoE ports within a period of time.

Second of possible implementation, the third possible implementation of second aspect, the 5th kind of possible implementation of the 4th kind of possible implementation or second aspect of second aspect of the first possible implementation, second aspect with reference to second aspect, second aspect, in the 6th kind of possible implementation of second aspect, the device of the control POE also includes：Dump block, for after electricity under the PD is detected, emptying power supply information of the configuration module for the PD PoE ports configurations inserted.

Third aspect present invention provides a kind of system for controlling POE, and the system includes：Control device, PoE system power supply unit and the PoE system powered device PD of POE;The device of the control POE, time configuration information for learning the PD, it is the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PoE system power receiving equipment, the power supply information includes power-on time section and corresponding power supply grade；The power supply information configured according to current time and for the PoE ports, judge currently whether need to power as the PD, if the device of the control POE judges to be currently needed for power as the PD, then so that PSE powers for the PD, otherwise so that the PSE does not power for the PD；The PSE, for being that the PD powers under the triggering of the device of the control POE or not being that the PD powers；The PD, for recording its time configuration information and by with controlling interacting to the device of the control POE for the device of POE to send the time configuration information.

Fourth aspect present invention provides a kind of computer-readable storage medium, and the computer-readable storage medium has program stored therein, the method when program is run for performing the control POE described in above-mentioned first aspect：Learn the time configuration information of POE PoE system powered device PD, be the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, described information includes power-on time section and corresponding power supply grade；The power supply information configured according to current time and for the PoE ports, judges currently whether need to power as the PD；If judge to be currently needed for powers as the PD, it is that the PD powers by the PoE ports to cause PoE system power supply unit PSE, otherwise so that the PSE does not power for the PD；Or, with reference to the first possible implementation of first aspect or first aspect, in second of possible implementation of first aspect, the time configuration information of the study POE PoE system powered device PD, it is the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, including：By being interacted with PD, the time configuration information of the PD is received；Confidence is matched somebody with somebody according to the time of the PD Breath, is the PoE ports configuration power supply information of the PD insertions；Or, with reference to the first possible implementation or second of possible implementation of combination first aspect of first aspect or first aspect, in the third possible implementation of first aspect, the power supply grade includes powering, tries one's best to power and without power supply, the power supply information configured according to current time and for the PoE ports, judge currently whether need to power as the PD, including：Read the current time；According to the current time and for the power supply information, the power supply grade of the current time corresponding power-on time section is determined, determines the need for powering for the PD according to the power supply grade；Or, with reference to the third possible implementation of first aspect or first aspect, in the 4th kind of possible implementation of first aspect, it is described when it is described power supply grade for try one's best power supply when, the power supply information configured according to current time and for the PoE ports, judge currently whether need to power as the PD, in addition to：Judge whether the power supply general power that current all PD apply to the PSE exceeds the power supply general power that the PSE can be provided, if it is, judging that the PSE need not power to the PD；If it is not, then judging that the PSE needs to power for the PD；Or, second of possible implementation of the first possible implementation, first aspect with reference to first aspect, first aspect, the 4th kind of possible implementation of the third possible implementation or first aspect of first aspect, in the 5th kind of possible implementation of first aspect, the method for the control POE also includes：The PoE ports are detected；If detecting the PoE ports inserts the PD, and it is within the power-on time section without power supply that current time, which is in the power supply grade configured for the PoE ports, it is determined that stop detecting the PoE ports within a period of time；Or, second of possible implementation, the third possible implementation of first aspect, the 5th kind of possible implementation of the 4th kind of possible implementation or first aspect of first aspect of the first possible implementation, first aspect with reference to first aspect, first aspect, in the 6th kind of possible implementation of first aspect, the method for the control POE also includes：After electricity under the PD is detected, the power supply information for the PD PoE ports configurations inserted is emptied.

Fifth aspect present invention provides a kind of PoE power supply management devices, including：Input unit, output device, memory and processor；Wherein, the processor is used to perform the method method of the control POE described in above-mentioned first aspect；Or, with reference to the first possible implementation of first aspect or first aspect, in second of possible implementation of first aspect, perform the time configuration information of above-mentioned study POE PoE system powered device PD, it is the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, including：By being interacted with PD, the time configuration information of the PD is received；Root It is the PoE ports configuration power supply information of the PD insertions according to the time configuration information of the PD；Or, with reference to the first possible implementation or second of possible implementation of combination first aspect of first aspect or first aspect, in the third possible implementation of first aspect, the power supply grade includes powering, tries one's best to power and without power supply, perform the above-mentioned power supply information configured according to current time and for the PoE ports, judge currently whether need to power as the PD, including：Read the current time；According to the current time and for the power supply information, the power supply grade of the current time corresponding power-on time section is determined, determines the need for powering for the PD according to the power supply grade；Or, with reference to the third possible implementation of first aspect or first aspect, in the 4th kind of possible implementation of first aspect, it is described when it is described power supply grade for try one's best power supply when, perform the above-mentioned power supply information configured according to current time and for the PoE ports, judge currently whether need to power as the PD, in addition to：Judge whether the power supply general power that current all PD apply to the PSE exceeds the power supply general power that the PSE can be provided, if it is, judging that the PSE need not power to the PD；If it is not, then judging that the PSE needs to power for the PD；Or, second of possible implementation of the first possible implementation, first aspect with reference to first aspect, first aspect, the 4th kind of possible implementation of the third possible implementation or first aspect of first aspect, in the 5th kind of possible implementation of first aspect, performing the method for above-mentioned control POE also includes：The PoE ports are detected；If detecting the PoE ports inserts the PD, and it is within the power-on time section without power supply that current time, which is in the power supply grade configured for the PoE ports, it is determined that stop detecting the PoE ports within a period of time；Or, second of possible implementation, the third possible implementation of first aspect, the 5th kind of possible implementation of the 4th kind of possible implementation or first aspect of first aspect of the first possible implementation, first aspect with reference to first aspect, first aspect, in the 6th kind of possible implementation of first aspect, performing the method for above-mentioned control POE also includes：After electricity under the PD is detected, the power supply information for the PD PoE ports configurations inserted is emptied.

The present invention is PD configuration power-on times by learning PD time configuration information, and when judging to be currently needed for powering as the PD, powered so that PSE is the PD, when judging that currently power supply need not be provided as institute PD so that PSE does not power for the PD.Therefore, it can cause any one PD after any one PoE port is inserted, operation maintenance personnel without PoE system realizes to be adaptively that PD powers for PoE ports configuration power-on time again, thus the workload of the operation maintenance personnel of PoE system is considerably reduced, the precision that PoE powers is improved. Brief description of the drawings

Technical scheme in order to illustrate the embodiments of the present invention more clearly, the required accompanying drawing used in prior art or embodiment description will be briefly described below, apparently, drawings in the following description are only some embodiments of the present invention, for those skilled in the art, other accompanying drawings can also be obtained such as these accompanying drawings.

Fig. 1 is the apparatus structure schematic diagram of control POE provided in an embodiment of the present invention；

Fig. 2 is the apparatus structure schematic diagram for the control POE that another embodiment of the present invention is provided；Fig. 3 is the apparatus structure schematic diagram for the control POE that another embodiment of the present invention is provided；Fig. 4-a are the apparatus structure schematic diagrams for the control POE that another embodiment of the present invention is provided；Fig. 4-b are the apparatus structure schematic diagrams for the control POE that another embodiment of the present invention is provided；Fig. 4-c are the apparatus structure schematic diagrams for the control POE that another embodiment of the present invention is provided；Fig. 5-a are the apparatus structure schematic diagrams for the control POE that another embodiment of the present invention is provided；Fig. 5-b are the apparatus structure schematic diagrams for the control POE that another embodiment of the present invention is provided；Fig. 5-c are the apparatus structure schematic diagrams for the control POE that another embodiment of the present invention is provided；Fig. 6 is the schematic flow sheet of the method for control POE provided in an embodiment of the present invention；Fig. 7 is POE system structure diagram provided in an embodiment of the present invention.

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 clearly and completely described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those skilled in the art are obtained belongs to the scope of protection of the invention.

Accompanying drawing 1 is referred to, is the apparatus structure schematic diagram of control POE provided in an embodiment of the present invention.For convenience of description, it illustrate only the part related to the embodiment of the present invention.The device of the control POE of the example of accompanying drawing 1 can be PoE power management subsystems, functional module in the network equipment such as Ethernet switch, it can manage multiple PoE system power supply unit PSE, and a PSE can power for multiple PoE system power receiving equipments.The device of the control POE of the example of accompanying drawing 1 includes configuration module 101, judge module 102 and power supply and enables module 103, wherein：

Configuration module 101, the time configuration information for learning POE PoE system powered device PD, It is the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, the power supply information includes power-on time section and corresponding power supply grade.

In embodiments of the present invention, PD time configuration information is after PD owner or administrative staff determine, by software approach record on PD.The corresponding power supply hierarchical subdivision of each power-on time section can be powered for that must power, try one's best and without power supply etc. in order that PSE thinks in the general power deficiency that can be provided.It is so-called to power, refer to no matter whether the general power that PSE is provided can power for its all PD, as long as current time causes PSE to be all necessary for the PD and power in corresponding power-on time section, then.It is so-called to power, as long as referring to that current time in corresponding power-on time section, then need not make PSE be powered for the PD.So-called power supply of trying one's best, when referring to that current time is within the corresponding period, PSE is then allowd to power the PD, the PD can not also be powered, specifically, when the PSE general powers that can be provided are enough to power for all PD, then it is that the PD powers to cause PSE, otherwise, do not powered for the PD.

Judge module 102, for the power supply information configured according to current time and configuration module 101 for the PoE ports, judges currently whether need to power as the PD.It is that the power supply information of the PoE ports configuration can be used for judging currently whether need to power as the PD in the present embodiment therefore because the PoE ports for needing to insert by PD power for PD.

Power supply enables module 103, if for judging that mould 102 judges to be currently needed for power as the PD, it is that the PD powers by the PoE ports to cause PSE, otherwise so that the PSE does not power for the PD.For example, PD time configuration information is as shown in table 1.Correspondingly, the configuration module 101 of the device of the control POE is also as shown in table 1 for the power supply information of the PD PoE ports configurations inserted.Also, no matter which PoE port PD is inserted into, and the PoE ports can all generate same power supply information.

Power-on time section power supply grade

Monday to Wednesday 08:00-20:00 must power

Thursday to week says 08:00-20:00, which tries one's best, powers

Monday to Sunday 20:01-23:59 without power supply

Monday to Sunday 00:00-07:59 without power supply If, on Monday 08:27, the PD have been inserted into the first PoE ports, and configuration module 101 is that the first PoE ports configure power supply information as shown in table 1.Judge module 102 determines 08 according to the power supply information:27 corresponding " Monday to Wednesdays 08 period:00-20:00 " power supply grade is must power, then the power supply enables module 103 just unconditionally so that PSE is that the PD powers by the first PoE ports.And for example, in Thursday 14:30, the PD has been inserted into the 2nd PoE ports, then configuration module 101 is that the 2nd PoE ports configure power supply information as shown in table 1.Judge module 102 determines 14 according to the power supply information:30 corresponding period " the 8 of Thursday to Sunday:00 to 20:00 " power supply grade is power supply of trying one's best; now; if the general power that PSE can be provided is enough to power for its all PD; the power supply enables module 103 and causes PSE to be that the PD powers by the 2nd PoE ports, when the general power deficiency that PSE can be provided thinks that its all PD powers if the power supply enable module 103 and PSE is powered for the PD.

The device of POE is controlled by learning the PoE ports configuration power supply information that PD time configuration information inserts for the PD in the above embodiment of the present invention, and when judging to be currently needed for powering as the PD, powered so that PSE is the PD, when judging that currently power supply need not be provided as institute PD so that PSE does not power for the PD.Therefore, it can cause any one PD after any one PoE port is inserted, operation maintenance personnel without PoE system realizes to be adaptively that PD powers for PoE ports configuration power-on time again, the workload of the operation maintenance personnel of PoE system is considerably reduced, the precision that PoE powers is improved.

It should be noted that, in the embodiment of the device of the control POE of the example of the figures above 1, the division of each functional module is merely illustrative of, can be as needed in practical application, the convenient consideration of the realization of the configuration requirement or software of such as corresponding hardware, and above-mentioned functions are distributed and completed by different functional modules, the internal structure of the device of POE described will be controlled to be divided into different functional modules, to complete all or part of function described above.Moreover, in practical application, the corresponding work(in the present embodiment Energy module can be realized by corresponding hardware, can also perform corresponding software by corresponding hardware and complete.The device for controlling POE that another embodiment of the present invention is provided as shown in Figure 2, the configuration module 101 of the example of accompanying drawing 1 includes receiving unit 201 and time dispensing unit 202, wherein：

Receiving unit 201, for by being interacted with the PD, receiving the time configuration information of the PD.As it was previously stated, PD time configuration information by software records on the PD, in embodiments of the present invention, receiving unit 201 with interacting for PD by obtaining the time configuration information recorded on the PD.Specifically, the receiving unit 201 passes through communication protocol, such as physical layer（Two layers）Agreement, three layer protocols or physical layer（Two layers）Agreement and three layer protocols or other communication protocols, are interacted with PD, obtain the time configuration information recorded on the PD.

Time dispensing unit 202, is the PoE ports configuration power supply information of the PD insertions for the PD received according to the receiving unit 201 time configuration information.

The device for controlling POE that another embodiment of the present invention is provided as shown in Figure 3, the judge module 102 of the example of accompanying drawing 1 includes reading unit 301 and judging unit 302, wherein：

Reading unit 301, for reading current time.The current time is the current time of the device said system offer of the control POE；Judging unit 302, it is the power supply information that the PoE ports are configured for the current time read according to the reading unit 301 and the configuration module 101, the power supply grade of the current time corresponding power-on time section is determined, determines the need for powering for the PD according to the power supply grade；Wherein, when the power supply grade is tries one's best to power, the judging unit 302 is additionally operable to judge whether the power supply general power that current all PD apply to the PSE exceeds the power supply general power that the PSE can be provided, if it is, judging that the PSE need not power to the PD；If it is not, then judging that the PSE needs to power for the PD.

Such as the device of accompanying drawing 4-a to the accompanying drawing 4-c any examples control POEs provided, the device of the control POE of any example of accompanying drawing 1 to 3 also includes detection module 401 and determining module 402, wherein：Detection module 401, for being detected to the PoE ports；Only illustrated in the present embodiment by taking a PoE port as an example, in practical operation, detection module 401 can be periodically detected or detect as needed all PoE ports of the device management of the control POE.Determining module 402, if detecting the PoE ports for the detection module 401 inserts the PD, and it is that the power supply grade that the PoE ports are configured is in the power-on time section without power supply that current time, which is in the configuration module 101, it is determined that Stop detecting the PoE ports within a period of time.

Only illustrated in the present embodiment by taking a PoE port as an example, in practical operation, detection module 501 can be periodically detected or detect as needed all PoE ports of the device management of the control POE.In this case, when detection module 501, which is detected, inserts PD on any one PoE port, be required for determine current time whether be in for the PoE ports configure without power supply power-on time section within, and further determine the need for a period of time in stop to this, any one port is detected.This processing mode of determining module 402 can effectively prevent PD from being to be inserted into PoE ports in the power-on time section without power supply in power supply grade, and detection module 401 is repeatedly detected the wasting of resources caused by PoE ports.

Such as the device of accompanying drawing 5-a to the accompanying drawing 5-c any examples control POEs provided, the device of the control POE of any example of accompanying drawing 1 to 3 also includes dump block 501.The dump block 501 is used for after electricity under the PD is detected, and empties power supply information of the configuration module 101 for the PD PoE ports configurations inserted.After the PD is again insertable into PoE ports, configuration module 101 is by learning the time configuration information of the PD, again the PoE ports configuration power supply information inserted for the PD, this guarantees after PD owner or administrative staff's modification PD time configuration information, configuration module 101 can pass through study, the PoE ports configuration power supply information dynamically inserted for the PD, and then dynamically can be powered for the PD, improve the precision that PoE powers.

Refer to accompanying drawing 6, it is the method flow schematic diagram of control POE provided in an embodiment of the present invention, its executive agent can be the device for controlling POE, for example, PoE power management subsystems, can be specifically the functional modules in the network equipments such as Ethernet switch.The method of the example of accompanying drawing 6 mainly includes step S601, step S602 and step S603, describes in detail as follows：

S601, learns the time configuration information of POE PoE system powered device PD, is the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, and the power supply information includes power-on time section and corresponding power supply grade.

In the present embodiment, PD time configuration information is after PD owner or administrative staff determine, by software approach record on PD.In order that PSE thinks that its all PD still can power when powering for those PD that must be powered in the general power deficiency that can be provided, in embodiments of the present invention, the corresponding power supply hierarchical subdivision of each power-on time section can be powered for that must power, try one's best and without power supply etc..It is so-called to power, refer to no matter whether the general power that PSE is provided can power for its all PD, As long as current time causes PSE to be all necessary for the PD and power in corresponding power-on time section, then.It is so-called to power, as long as referring to that current time in corresponding power-on time section, then need not make PSE be powered for the PD.So-called power supply of trying one's best, when referring to that current time is within the corresponding period, PSE is then allowd to power the PD, the PD can not also be powered, specifically, when the PSE general powers that can be provided are enough to power for all PD, then it is that the PD powers to cause PSE, otherwise, do not powered for the PD.

As one embodiment of the invention, learn the time configuration information of POE PoE system powered device PD, be that the PoE ports configuration power supply information that the PD is inserted can be according to the time configuration information of the PD：By being interacted with the PD, the time configuration information of the PD is received；It is the PoE ports configuration power supply information of the PD insertions according to the time configuration information of the PD.As it was previously stated, PD time configuration information by software records on the PD, in the present embodiment, by obtaining the time configuration information recorded on the PD with interacting for PD.Specifically, by communication protocol, such as physical layer（Two layers）Agreement, three layer protocols or physical layer（Two layers）Agreement and three layer protocols or other communication protocols, are interacted with PD, obtain the time configuration information recorded on the PD, further according to the PD of reception time configuration information, are the PoE ports configuration power supply information of the PD insertions.

S602, the power supply information configured according to current time and for the PoE ports, judges currently whether need to power as the PD.

As it was previously stated, the power supply grade of the power-on time section of configuration includes powering, tries one's best to power and without power supply.As one embodiment of the invention, the power supply information configured according to current time and for the PoE ports, whether judge currently to need to power as the PD can be：Current time is read, according to the current time and the power supply information, the power supply grade of the current time corresponding power-on time section is determined, determines the need for powering for the PD according to the power supply grade.Wherein：When the power supply grade is tries one's best to power, according to current time and the power supply information of the configuration, judge currently whether to need to power as the PD also to include：Judge whether the power supply general power that current all PD apply to the PSE exceeds the power supply general power that the PSE can be provided, if it is, judging that the PSE need not power to the PD；If it is not, then judging that the PSE needs to power for the PD.In embodiments of the present invention, the current time is the current time of the device said system offer of the control POE.

S603, if judge to be currently needed for powers as PD, it is that the PD powers by the PoE ports to cause PSE, otherwise so that PSE does not power for the PD. In addition, methods described also includes：The PoE ports are detected；If detecting the PoE ports inserts the PD, and it is within the power-on time section without power supply that current time, which is in the power supply grade configured for the PoE ports, it is determined that stop detecting the PoE ports within a period of time.Also, after electricity under the PD is detected, empty the power supply information for the PD PoE ports configurations inserted.

Can be the device for controlling POE in the various embodiments described above due to the executive agent of this implementation, therefore, the details that the present embodiment is not described may be referred to the various embodiments described above.

In the method for the control POE that the above embodiment of the present invention is provided, by learning the PoE ports configuration power supply information that PD time configuration information inserts for the PD, and when judging to be currently needed for powering as the PD, powered so that PSE is the PD, when judging that currently power supply need not be provided as institute PD so that PSE does not power for the PD.Therefore, it can cause any one PD after any one PoE port is inserted, operation maintenance personnel without PoE system realizes to be adaptively that PD powers for PoE ports configuration power-on time again, thus the workload of the operation maintenance personnel of PoE system is considerably reduced, the precision that PoE powers is improved.

In the above-described embodiments, in addition to：The PoE ports are detected；If detecting the PoE ports inserts PD, and it is within the power-on time section without power supply that current time, which is in as the PD power supply grades configured, it is determined that stop detecting the PoE ports within a period of time.This processing mode can effectively prevent PD when grade of powering is to be inserted into PoE ports in the power-on time section without power supply, and the device of control POE is repeatedly detected the wasting of resources caused by PoE ports.

In the above-described embodiments, in addition to：After electricity under the PD is detected, the power supply information configured for the PD is emptied.After the PD is again insertable into PoE ports, the device of POE is controlled by learning the time configuration information of the PD, again the PoE ports configuration power supply information inserted for the PD, after PD owner or administrative staff's modification PD time configuration information, control the device of POE can be by study, the PoE ports configuration power supply information dynamically inserted for the PD, and then dynamically can be powered for the PD, improve the precision that PoE powers.

The method for controlling POE of the above-mentioned example of accompanying drawing 6 configures power supply information by learning the PoE ports that PD time configuration information is PD insertions, and when judging to be currently needed for powering as the PD, powered so that PSE is the PD, when judging that currently power supply need not be provided as institute PD so that PSE does not power for the PD.Therefore, it can so that any one PD insert any one PoE port after, without The operation maintenance personnel of PoE system realizes to be adaptively that PD powers for PoE ports configuration power-on time again, thus considerably reduces the workload of the operation maintenance personnel of PoE system, improves the precision that PoE powers.

The method for controlling POE of the above-mentioned example of accompanying drawing 6 configures power supply information by learning the PoE ports that PD time configuration information is PD insertions, and when judging to be currently needed for powering as the PD, powered so that PSE is the PD, when judging that currently power supply need not be provided as institute PD so that PSE does not power for the PD.Therefore, it can cause any one PD after any one PoE port is inserted, operation maintenance personnel without PoE system realizes to be adaptively that PD powers for PoE ports configuration power-on time again, thus the workload of the operation maintenance personnel of PoE system is considerably reduced, the precision that PoE powers is improved.

The embodiment of the present invention also provides a kind of POE system, as shown in Figure 7.The POE PoE system of the example of accompanying drawing 7 includes device 701, PoE system power supply unit PSE 702 and the PoE system powered device PD 703 of control POE, wherein, the device 701 of control POE can be executive agent of the accompanying drawing 1 to the method for the control POE of the device either example of accompanying drawing 6 of accompanying drawing 5-c any examples.

The device 701 of control POE is used for the time configuration information for learning the PD 703, it is the PoE ports configuration power supply information that the PD 703 is inserted according to the time configuration information of the PD 703, the power supply information includes power-on time section and corresponding power supply grade；The power supply information configured according to current time and for the PoE ports, judge currently whether need to power as the PD 703, if the device 701 of control POE judges to be currently needed for power as PD 703, then so that PSE 702 powers for the PD 703, no shellfish ' J so that the PSE 702 does not power for the PD 703；PSE 702, for it is described control POE in record its time configuration information and by with control POE device 701 interact to control POE device 701 send the time configuration information.

The embodiment of the present invention also provides a kind of PoE power supply management devices, including input unit, output device, memory and processor, and at least one program, at least one wherein described program storage is in the memory, and be configured by least one computing device, at least one described program bag contains the instruction for being used for being operated below：Learn the time configuration information of POE PoE system powered device PD, be the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, described information includes power-on time section and corresponding power supply grade；The power supply letter configured according to current time and for the PoE ports Breath, judges currently whether need to power as the PD；If judge to be currently needed for powers as the PD, it is that the PD powers by the PoE ports to cause PoE system power supply unit PSE, otherwise so that the PSE does not power for the PD.

Above-mentioned an ancient weapon made of bamboo is the first possible embodiment, then in second of possible embodiment that the first possible embodiment goes out and provided as foundation stone, in the memory, also comprising for performing the instruction operated below：By being interacted with PD, the time configuration information that the PD is sent is received；It is the PoE ports configuration power supply information of the PD insertions according to the time configuration information of the PD.

Above-mentioned an ancient weapon made of bamboo is the first possible embodiment, then in the third possible embodiment that the first possible embodiment goes out and provided as foundation stone, the power supply grade includes powering, tries one's best to power and without power supply, in the memory, also comprising for performing the instruction operated below：Read the current time；The power supply information configured according to the current time of the reading and for the PoE ports, determines the power supply grade of the current time corresponding power-on time section, determines the need for powering for the PD according to the power supply grade；Wherein：When the power supply grade is tries one's best to power, whether the power supply information configured according to current time and for the PoE ports judges currently to need to power as the PD also to include：Judge whether the power supply general power that current all PD apply to the PSE exceeds the power supply general power that the PSE can be provided, if it is, judging that the PSE need not power to the PD；If it is not, then judging that the PSE needs to power for the PD.

In the 4th kind of possible embodiment provided based on first, second or the third possible embodiment, in the memory, also comprising for performing the instruction operated below：The PoE ports are detected；If detecting the PoE ports inserts the PD, and it is within the power-on time section without power supply that current time, which is in the power supply grade configured for the PoE ports, it is determined that stop detecting the PoE ports within a period of time.

In the 5th kind of possible embodiment provided based on first, second or the third possible embodiment, in the memory, also comprising for performing the instruction operated below：After electricity under the PD is detected, the power supply information for the PD PoE ports configurations inserted is emptied.

Yet another embodiment of the invention additionally provides a kind of computer-readable recording medium, and the computer-readable recording medium can be the computer-readable recording medium included in the memory in above-described embodiment；Can also be individualism, knocked-down computer-readable recording medium.The computer-readable recording medium storage has one Individual or more than one program, the method that one or more than one program is used for performing the control POE shown in above-mentioned Fig. 6 by one or more than one processor

It should be noted that, the contents such as information exchange, implementation procedure between each module/unit of said apparatus, due to being based on same design with the inventive method embodiment, its technique effect brought is identical with the inventive method embodiment, particular content can be found in the narration in the inventive method embodiment, and here is omitted.

One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment can be by program to instruct the hardware of correlation to complete.

One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment can be by program to instruct the hardware of correlation to complete, the program can be stored in a computer-readable recording medium, and storage medium can include：Read-only storage（ROM, Read Only Memory), random access memory（RAM, Random Access Memory), disk or CD etc..

The method and its core concept for helping to understand the present invention are only intended to the explanation that a kind of methods, devices and systems of control POE provided in an embodiment of the present invention carry out above example above；Simultaneously for those of ordinary skill in the art, according to the thought of the present invention, it will change in specific embodiments and applications, in summary, this specification content should not be construed as limiting the invention.

Claims

Claim

1st, a kind of method for controlling POE, it is characterised in that methods described includes：

Learn the time configuration information of POE PoE system powered device PD, be the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, the power supply information includes power-on time section and corresponding power supply grade；

The power supply information configured according to current time and for the PoE ports, judges currently whether need to power as the PD；

If judge to be currently needed for powers as PD, it is that the PD powers by the PoE ports to cause PoE system power supply unit PSE, otherwise so that the PSE does not power for the PD.

2nd, the method as described in claim 1, it is characterised in that the time configuration information of the study POE PoE system powered device PD, is that the PoE ports configuration power supply information that the PD is inserted includes according to the time configuration information of the PD：

By being interacted with PD, the time configuration information of the PD is received；

It is the PoE ports configuration power supply information of the PD insertions according to the time configuration information of the PD.3rd, method as claimed in claim 1 or 2, it is characterised in that the power supply grade includes powering, tries one's best to power and without power supply；

The power supply information configured according to current time and for the PoE ports, judge it is current whether need as the PD power including：

Read the current time；

According to the current time and for the power supply information, the power supply grade of the current time corresponding power-on time section is determined, determines the need for powering for the PD according to the power supply grade.

4th, method as claimed in claim 3, it is characterised in that when the power supply grade is tries one's best to power, whether the power supply information configured according to current time and for the PoE ports judges currently to need to power as the PD also to include：

Judge whether the power supply general power that current all PD apply to the PSE exceeds the power supply general power that the PSE can be provided, if it is, judging that the PSE need not power to the PD；If it is not, then judging that the PSE needs to power for the PD.

5th, the method as described in Claims 1-4 any one, it is characterised in that methods described also includes： The PoE ports are detected；

If detecting the PoE ports inserts the PD, and it is within the power-on time section without power supply that current time, which is in the power supply grade configured for the PoE ports, it is determined that stop detecting the PoE ports within a period of time.

6th, the method as described in claim 1 to 5 any one, it is characterised in that methods described also includes：After electricity under the PD is detected, the power supply information for the PD PoE ports configurations inserted is emptied.

7th, a kind of device of control POE, it is characterised in that described device includes：

Configuration module, time configuration information for learning POE PoE system powered device PD, it is the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PD, the power supply information includes power-on time section and corresponding power supply grade；

Judge module, for the power supply information configured according to current time and the configuration module for the PoE ports, judges currently whether need to power as the PD；

Power supply enables module, if judge to be currently needed for for the judge module powers as PD, and it is that the PD powers by the PoE ports to cause PoE system power supply equipment PSE, otherwise so that the PSE does not power for the PD.

8th, device as claimed in claim 7, it is characterised in that the configuration module includes：

Receiving unit, for by being interacted with PD, receiving the time configuration information of the PD；

Time dispensing unit, is the PoE ports configuration power supply information of the PD insertions for the PD received according to the receiving unit time configuration information.

9th, device as claimed in claim 7 or 8, it is characterised in that the power supply grade includes powering, tries one's best to power and without power supply, and the judge module includes：

Reading unit, for reading the current time；

Judging unit, it is the power supply information that the PoE ports are configured for the current time read according to the reading unit and the configuration module, the power supply grade of the current time corresponding power-on time section is determined, determines the need for powering for the PD according to the power supply grade.

10th, device as claimed in claim 9, it is characterized in that, when the power supply grade is tries one's best to power, the judging unit is additionally operable to judge whether the power supply general power that current all PD apply to the PSE exceeds the power supply general power that the PSE can be provided, if it is, judging that the PSE need not be to institute PD is stated to power；If it is not, then judging that the PSE needs to power for the PD.

11st, the device as described in claim 7 to 10 any one, it is characterised in that described device also includes：

Detection module, for being detected to the PoE ports；

Determining module, if detecting the PoE ports for the detection module inserts the PD, and it is that the power supply grade that the PoE ports are configured is in the power-on time section without power supply that current time, which is in the configuration module, it is determined that stop detecting the PoE ports within a period of time.

12nd, the device as described in claim 7 to 11 any one, it is characterised in that described device also includes：

Dump block, is inserted for after electricity under the PD is detected, emptying configuration module for the PD

The power supply information of PoE ports configuration.

13rd, a kind of POE PoE system, it is characterised in that the system includes device, PoE system power supply unit and the PoE system powered device PD of the control POE as described in any one in claim 7-12;

The device of the control POE, time configuration information for learning the PD, it is the PoE ports configuration power supply information that the PD is inserted according to the time configuration information of the PoE system power receiving equipment, the power supply information includes power-on time section and corresponding power supply grade；The power supply information configured according to current time and for the PoE ports, judge currently whether need to power as the PD, if the device of the control POE judges to be currently needed for power as the PD, then so that PSE powers for the PD, otherwise so that the PSE does not power for the PD；

The PSE, for being that the PD powers under the triggering of the device of the control POE or not being that the PD powers；

The PD, for recording its time configuration information and by with controlling interacting to the device of the control POE for the device of POE to send the time configuration information.

14th, a kind of computer-readable storage medium, it is characterised in that the computer-readable storage medium has program stored therein, includes the method described in claim 1 to 6 any one when the program is run for performing.

15th, a kind of PoE power supply management devices, it is characterised in that including：Input unit, output device, memory and processor； Wherein, the processor is used for the method described in any one in perform claim requirement 1-6.