CN107529100B - Passive optical network mode switching method and device, passive optical network equipment and system - Google Patents
Passive optical network mode switching method and device, passive optical network equipment and system Download PDFInfo
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- CN107529100B CN107529100B CN201610448962.2A CN201610448962A CN107529100B CN 107529100 B CN107529100 B CN 107529100B CN 201610448962 A CN201610448962 A CN 201610448962A CN 107529100 B CN107529100 B CN 107529100B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
- H04L41/0813—Configuration setting characterised by the conditions triggering a change of settings
- H04L41/0816—Configuration setting characterised by the conditions triggering a change of settings the condition being an adaptation, e.g. in response to network events
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0876—Aspects of the degree of configuration automation
- H04L41/0886—Fully automatic configuration
Abstract
The embodiment of the invention discloses a passive optical network mode switching method and device, passive optical network equipment and a system.
Description
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a passive optical network mode switching method and apparatus, a passive optical network device, and a passive optical network system.
Background
At present, a deployed bandwidth mainly adopts an Optical fiber access technology mainly based on a PON (Passive Optical Network), where the PON is an all-fiber distribution Network with a tree structure and is composed of an OLT (Optical Line Terminal), an ONU (Optical Network Unit), and an ODN (Optical distribution Network). With the evolution of PON technology, the coexistence fusion, backward compatibility, and smooth evolution of multiple fiber access technologies will become inevitable for network development. In a PON network system shared by multiple optical fiber access technologies, when PON mode switching is performed for different application scenarios, configuration information of related devices needs to be manually changed, excessive manual intervention increases maintenance and operation costs, and accordingly, working efficiency is also reduced.
Disclosure of Invention
According to the passive optical network mode switching method and device, the passive optical network equipment and the passive optical network system provided by the embodiment of the invention, the technical problems of high operation and maintenance cost and low working efficiency in the prior art of manually switching the passive optical network mode are mainly solved.
To solve the foregoing technical problem, an embodiment of the present invention provides a method for switching a passive optical network mode, including:
determining the type of the optical module;
determining a passive optical network mode according to the type;
acquiring configuration information corresponding to the passive optical network mode;
and configuring the passive optical network equipment according to the configuration information to complete the switching of the passive optical network mode.
An embodiment of the present invention further provides a passive optical network mode switching device, including:
the optical module type determining module is used for determining the type of the optical module;
a network mode determining module, configured to determine a passive optical network mode according to the type;
a configuration information acquisition module, configured to acquire configuration information corresponding to the passive optical network mode;
and the parameter configuration module is used for configuring the passive optical network equipment according to the configuration information so as to complete the switching of the passive optical network mode.
An embodiment of the present invention further provides a passive optical network device, including: the passive optical network equipment comprises a passive optical network equipment line card, a passive optical network equipment main control and an optical module;
the passive optical network equipment line card is used for determining the type of an optical module and reporting the type to the passive optical network equipment main control; the passive optical network equipment is also used for configuring the passive optical network equipment according to the configuration information issued by the master control of the passive optical network equipment so as to complete the switching of a passive optical network mode;
and the passive optical network equipment master control is used for determining a passive optical network mode according to the type, acquiring configuration information of the passive optical network mode and issuing the configuration information to the passive optical network equipment line card.
An embodiment of the present invention further provides a passive optical network system, including: at least two passive optical network devices as described above; when any one of at least two passive optical network devices switches the passive optical network mode, the device sends mode switching information to at least one of the remaining passive optical network devices;
and at least one device in the rest passive optical network devices switches the passive optical network mode according to the mode switching information.
An embodiment of the present invention further provides a computer storage medium, where a computer-executable instruction is stored in the computer storage medium, and the computer-executable instruction is used to execute any one of the foregoing passive optical network mode switching methods.
The invention has the beneficial effects that:
according to the passive optical network mode switching method and device, the passive optical network equipment and system and the computer storage medium provided by the embodiment of the invention, the type of the optical module is determined, the passive optical network mode is determined according to the type, then the configuration information corresponding to the passive optical network mode is acquired, and finally the passive optical network equipment is configured according to the configuration information to complete the switching of the passive optical network mode, so that the whole passive optical network mode switching process adopts an automatic configuration and switching mode.
Drawings
Fig. 1 is a flowchart of a passive optical network mode switching method according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating a general optical module type matching process according to an embodiment of the present invention;
fig. 3 is a flowchart illustrating a type matching process of a mode-compatible optical module according to a first embodiment of the present invention;
fig. 4 is a schematic diagram of a passive optical network switching apparatus according to a fourth embodiment of the present invention;
fig. 5 is a schematic diagram of a passive optical network device according to a fifth embodiment of the present invention;
fig. 6 is a schematic diagram of a passive optical network system according to a fifth embodiment of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Example one
In order to solve the technical problems that in the prior art, automatic switching of a PON mode cannot be realized in a PON network system in which multiple optical fiber access technologies coexist, so that manual intervention and operation maintenance costs are increased, and working efficiency is also reduced, an embodiment of the present invention provides a passive optical network mode switching method, please refer to fig. 1, where fig. 1 is a flowchart of a passive optical network mode switching method provided by an embodiment of the present invention, and the specific steps are as follows:
and S11, determining the type of the light module.
Specifically, the optical module is mainly used for photoelectric conversion, a transmitting end converts an electrical signal into an optical signal, and a receiving end converts the optical signal into the electrical signal after the optical signal is transmitted through an optical fiber. The optical module includes a normal optical module supporting only one PON mode and a mode-compatible optical module compatible with a plurality of PON modes. When the optical module is a common optical module, determining which type of PON mode the common optical module supports; in the process of switching the PON mode, only one time of optical module replacement is needed, and the rest PON mode switching operation is automatically completed by the equipment. When the optical module is a mode compatible optical module, determining which types of PON modes the mode compatible optical module is compatible with; in the process of switching the PON modes, the mode compatible optical module is compatible with various PON modes, so that the module does not need to replace the optical module, and directly selects the PON mode which can enable the PON network to normally run for switching, thereby realizing the full-automatic switching of the PON modes and further reducing the manual intervention.
And S12, determining the PON mode according to the type of the optical module.
Specifically, the PON mode includes an Ethernet Passive Optical Network (EPON), a Gigabit Passive Optical Network (GPON), an xopn (XGbit/s Ethernet Passive Optical Network, Gigabit Ethernet Passive Optical Network), an XGPON (XGbit/s Passive Optical Network, Gigabit Passive Optical Network), a TWDM-PON (Time-and Wavelength-Division Multiplexing Passive Optical Network, Time Division Multiplexing Passive Optical Network), an OFDM-PON (Orthogonal Frequency Division Multiplexing Passive Optical Network ), a WDM-PON (Wavelength-Division-Multiplexing Passive Optical Network, dma-Optical Network), a Multiple Access Passive Optical Network (cdma, Multiple Access Passive Optical Network), and the like. If the optical module is a common optical module, determining which type of optical module the common optical module is, and then determining a PON mode supported by the common optical module according to the type of optical module; and if the optical module is a mode-compatible optical module, determining which PON modes the mode-compatible optical module is compatible with.
S13, obtaining configuration parameters corresponding to the PON mode.
Specifically, the configuration parameters include PON-related data such as a clock, a data transmission rate, a port mode, an encryption mode, and light emission control of the passive optical network mode, different PON modes correspond to different configuration parameters, and after the PON mode is determined, the configuration parameters corresponding to the PON mode need to be selected to configure the PON device.
And S14, configuring the PON equipment according to the configuration information to complete the switching of the PON mode.
Specifically, the PON device is configured according to the acquired configuration parameters, for example, it is determined that the optical module is an EPON optical module, it is determined that the corresponding PON mode is an EPON mode according to the EPON optical module, configuration information required by the EPON mode, such as a 125MHz clock, a 1.25G data rate, an EPON mode of a port, an encryption mode, light emission control, and a reset timing sequence, is acquired, and the PON device is configured according to the configuration information, so that switching of the PON mode is completed.
Further, in step S11, before determining the type of the optical module, it is first detected whether the optical module is in place, specifically, a stable and reliable signal is obtained after the in-place signal of the optical module is subjected to de-jittering and other processing, and then a transition edge of the processed in-place signal is detected, so as to determine whether the optical module is in place.
Reading type information of the optical module when the optical module is in place, specifically, starting access to the optical module through an I2C (Inter-Integrated Circuit, 12 bus) or other similar interfaces, reading an internal register of the optical module, acquiring type information of the optical module, and determining the type of the optical module according to a matching result of the acquired type information and preset type information. The preset type information comprises type information known by technical personnel in the field, such as GPON, EPON, XGPON, XEPON, TWDM PON, WDM PON and the like, wherein the type information comprises parameters such as wavelength, transmission rate, optical fiber diameter, transmission distance, wave band and the like, each wave band corresponds to one or more PON modes, and if the read type information comprises parameters such as a plurality of wavelengths, wave bands, transmission distance, optical fiber diameter, transmission rate and the like, the in-place optical module is judged to be an optical module supporting a plurality of PON modes, namely the optical module is a mode-compatible optical module; on the contrary, if the read type information only includes parameters such as a wavelength, a wavelength band, a transmission distance, an optical fiber diameter, a transmission rate, and the like, it is determined that the in-place optical module is an optical module supporting a PON mode, that is, the optical module is a normal optical module.
Specifically, after the type information of the on-position optical module is acquired from the internal register, whether the on-position optical module belongs to a common optical module or a mode-compatible optical module is determined according to parameters in the type information, if the on-position optical module is the common optical module, the acquired type information is sequentially compared with preset type information, and which type of optical module the common optical module is; and if the in-place optical module is the mode compatible optical module, sequentially comparing the acquired type information with preset type information, and judging which types of optical modules are compatible with the mode compatible optical module.
More specifically, if the in-place optical module is determined to be a common optical module according to the acquired type information, the acquired type information is matched with each preset type information one by one, when the preset type information is successfully matched, the type of the in-place optical module is determined to be the successfully matched optical module type, and then a corresponding PON mode is determined according to the type to complete the configuration of the equipment; if the in-place optical module is determined to be the mode-compatible optical module according to the acquired type information, the acquired type information is matched with each preset type information one by one until the matching with all the preset type information is completed, so that the compatible modes of the mode-compatible optical module are determined, or the mode-compatible optical module is matched with the preset type information while equipment configuration is carried out according to the PON mode obtained after the initial matching is successful, and if the network is abnormal after the configuration is completed, the PON mode obtained after the subsequent matching is successfully reselected for equipment configuration until the network is normal.
In an embodiment, when it is determined that the optical module is a normal optical module according to the obtained type information, the obtained type information is sequentially compared with preset type information according to the following steps, please refer to fig. 2, where fig. 2 is a flowchart illustrating a process for matching types of normal optical modules provided in this embodiment, each optical module type in the flowchart is only used to explain this embodiment, and a specific matching process thereof is as follows:
and S21, judging whether the optical module is in place, if so, executing the step S22, otherwise, continuing to execute the step S21, and of course, ending the judgment operation until the next judgment operation is triggered.
And S22, reading the type information of the optical module.
S23, determining the optical module as a common optical module according to the type information of the optical module, matching the read type information with the GPON type information, if the matching fails, executing the step S24, and if the matching succeeds, executing the step S29; specifically, if the matching is successful, the in-place optical module is a GPON optical module.
S24, matching the read type information with EPON type information, if the matching fails, executing the step S25, and if the matching succeeds, executing the step S29; specifically, if the matching is successful, the in-place optical module is an EPON optical module.
S25, matching the read type information with the XGPON type information, if the matching fails, executing a step S26, and if the matching succeeds, executing a step S29; specifically, if the matching is successful, the in-place optical module is an XGPON optical module.
S26, matching the read type information with the XEPON type information, if the matching fails, executing the step S27, and if the matching succeeds, executing the step S29; specifically, if the matching is successful, the in-place optical module is an xopon optical module.
S27, matching the read type information with the TWDM PON type information, if the matching fails, executing the step S28, and if the matching succeeds, executing the step S29; specifically, if the matching is successful, the in-place optical module is a TWDM PON optical module.
S28, matching the read type information with WDM PON type information, if the matching fails, replacing an optical module and executing the step S21, if the matching succeeds, executing the step S29; specifically, if the matching is successful, the in-place optical module is a WDM PON optical module.
And S29, determining the corresponding PON mode according to the matched optical module type, and further acquiring the corresponding configuration information to complete configuration.
The steps S21-28 determine what type of optical module the on-site optical module is, for example, whether the on-site optical module is a GPON optical module, an EPON optical module, or an XGPON optical module. If the type information of the current in-place optical module cannot be matched with any preset type information, one optical module is replaced again to perform the matching process described in fig. 2 until the matching is successful, and the type of the optical module is determined.
In another embodiment, when it is determined that the optical transceiver is a mode-compatible optical module according to the acquired type information, the acquired type information and the preset type information are sequentially compared according to the following steps, please refer to fig. 3, where fig. 3 is a flowchart illustrating a type matching process of the optical module of the mode-compatible optical module provided in this embodiment, and the specific comparison process is as follows:
and S31, judging whether the optical module is in place, if so, executing the step S32, otherwise, continuing to execute the step S31, and of course, ending the judgment operation until the next judgment operation is triggered.
And S32, reading the type information of the optical module.
S33, determining the optical module as a mode-compatible optical module according to the type information of the optical module, and matching the read type information with the GPON type information; and if the matching is successful, the on-site optical module is compatible with the GPON mode.
S34, matching the read type information with EPON type information; and if the matching is successful, the in-place optical module is compatible with an EPON mode.
S35, matching the read type information with the XGPON type information; and if the matching is successful, the on-site optical module is compatible with the XGPON mode.
S36, matching the read type information with the XEPON type information; and if the matching is successful, the on-site optical module is compatible with the XEPON mode.
S37, matching the read type information with TWDM PON type information; and if the matching is successful, the on-site optical module is compatible with the TWDM PON mode.
S38, matching the read type information with WDM PON type information; and if the matching fails, replacing one optical module again and executing the step S31, and if the matching succeeds, enabling the in-place optical module to be compatible with the WDM PON mode.
In the above step, if the read type information is successfully matched with the six preset type information, the corresponding PON mode is determined, and then the corresponding configuration information is acquired to complete the configuration. The steps S31-38 determine which types the on-site optical module is compatible with, such as whether the on-site optical module is compatible with GPON, EPON, and XGPON types, or compatible with EPON, XEPON, TWDM PON, and WDM PON. If the type information of the current in-place optical module cannot be matched with any preset type information, one optical module is replaced again to perform the matching process described in fig. 3 until the matching is successful, and the type of the optical module which is compatible with the optical module is determined.
And for the mode-compatible optical module, after the compatible type is determined, determining PON modes corresponding to the types, then randomly selecting one from the compatible PON modes, acquiring corresponding configuration information, configuring the passive optical network equipment according to the configuration information to complete mode switching, judging whether the current passive optical network is normal or not after the mode switching, if the network is abnormal, re-selecting any one from other passive optical network modes compatible with the optical module and acquiring corresponding configuration information, and re-configuring the passive optical network equipment until the passive optical network is normal.
By the PON mode switching method provided in this embodiment, after the type of the optical module is determined, a corresponding PON mode is determined, and then corresponding configuration information is acquired, and a PON device is configured according to the configuration information, so that switching of the PON mode is achieved. The mode switching process of the whole equipment adopts an automatic configuration and switching mode, so that the manual intervention is reduced to a certain extent, the working efficiency is improved, and the operation and maintenance cost is reduced.
Example two
On the basis of the first embodiment, the present embodiment further describes the entire PON mode switching process by taking a common optical module as an example, and the specific switching process is as follows:
when a current system network changes, a GPON network is switched to an EPON network, an optical module is manually replaced in the application scene, a passive optical network equipment line card detects that the optical module is in place, the type information of the optical module is read through an I2C interface, if the type information comprises a wavelength, a waveband and a speed, the optical module is judged to be a common optical module, the type information of the common optical module is matched with preset type information, and the type of the optical module is EPON; the method comprises the steps of reporting type information of an EPON optical module to a passive optical network equipment main control, matching the type information of the common optical module with each PON mode stored in the passive optical network equipment main control by the passive optical network equipment main control, sending configuration information such as a 125MHz clock, a 1.25G data rate, an EPON mode, an encryption mode, light emitting control and the like required by the EPON mode to a passive optical network equipment line card after the type information is matched into the EPON mode, and updating configuration on the passive optical network equipment line card to complete mode switching of the passive optical network equipment. Each passive optical network device in the network system completes mode switching through the switching flow provided by the embodiment, so that the switching of the whole system mode is realized.
EXAMPLE III
On the basis of the first embodiment, the present embodiment takes a mode-compatible optical module as an example, and further describes the entire PON mode switching process, where the specific switching process is as follows:
when the current system network changes from a GPON network to an XGPON network, in the application scene, a line card of a passive optical network device detects that an optical module is in place, type information of the optical module is read through an I2C interface, the type information comprises two wavelengths, wave bands and speed, the optical module is judged to be a mode compatible optical module, the type information of the mode compatible optical module is matched with preset type information one by one, the types of XGPON, EPON and XEPON compatible with the mode compatible optical module are obtained after matching, corresponding PON modes such as XGPON, EPON and XEPON are matched according to the types of the compatible optical module, an XGPON mode is selected from the three PON modes, configuration information such as clock, speed, port mode, encryption mode, light-emitting control and the like required by the mode is obtained, the configuration information is issued to the passive optical network device, the line card of the passive optical network device updates configuration data and judges whether the network is normal or not, if the network is still not normal after configuration, the master control selects one mode such as an XGPON mode from the rest two PON modes again, configuration information such as a clock, a speed, a port mode, an encryption mode, light emitting control, a reset time sequence and the like required by the mode is issued to a passive optical network equipment line card, configuration data is updated on the passive optical network equipment line card, and after configuration is finished, the network is normal, the passive optical network equipment configuration is considered to be successful, and the corresponding mode switching is successful. Each passive optical network device in the network system completes mode switching through the switching flow provided by the embodiment, so that the switching of the whole system mode is realized.
Example four
The present embodiment is an apparatus embodiment corresponding to the first embodiment, and provides a passive optical network mode switching apparatus, and on the basis of the first embodiment, detailed descriptions of modules in the passive optical network mode switching apparatus will not be provided in this embodiment. Referring to fig. 4 specifically, fig. 4 is a schematic diagram of a passive optical network switching apparatus provided in this embodiment, the apparatus includes: an optical module type determining module 41, a network mode determining module 42, a configuration information acquiring module 43, and a parameter configuration module 44;
wherein, the optical module type determining module 41 is used for determining the type of the optical module;
the network mode determining module 42 is configured to determine a passive optical network mode according to the type;
the configuration information acquiring module 43 is configured to acquire configuration information corresponding to the passive optical network mode;
the parameter configuration module 44 is configured to configure the passive optical network device according to the configuration information to complete the switching of the passive optical network mode.
The operations performed by the optical module type determining module 41 and the parameter configuring module 44 can be implemented by a line card in the passive optical network device, and the operations performed by the network mode determining module 42 and the configuration information acquiring module 43 can be implemented by a master in the passive optical network device.
Further, the optical module in the optical module type determining module 41 is mainly used for photoelectric conversion, a transmitting end converts an electrical signal into an optical signal, and a receiving end converts the optical signal into an electrical signal after the optical signal is transmitted through an optical fiber. The optical module comprises two types, namely a common optical module supporting only one PON mode and a mode compatible optical module compatible with a plurality of PON modes. When the optical module is a common optical module, determining which type of PON mode the common optical module supports; in the process of switching the PON mode, only one time of optical module replacement is needed, and the rest PON mode switching operation is automatically completed by the equipment. When the optical module is a mode compatible optical module, determining which types of PON modes the mode compatible optical module is compatible with; in the process of switching the PON modes, the mode compatible optical module is compatible with various PON modes, so that the module does not need to replace the optical module, and directly selects the PON mode which can enable the PON network to normally run for switching, thereby realizing the full-automatic switching of the PON modes and further reducing the manual intervention.
In the network mode determination module 42, the PON mode (i.e., passive optical network mode) includes EPON, GPON, xopon, XGPON, TWDM-PON, OFDM-PON, WDM-PON, OCDMA-PON, and the like. If the optical module is a common optical module, determining which type of optical module the common optical module is, and then determining a PON mode supported by the common optical module according to the type of optical module; and if the optical module is a mode-compatible optical module, determining which PON modes the mode-compatible optical module is compatible with.
The configuration parameters in the configuration information obtaining module 43 include PON related data such as a clock of the passive optical network mode, a data transmission rate, a port mode, an encryption mode, and light emission control, different PON modes correspond to different configuration parameters, and after the PON mode is determined, the configuration parameters corresponding to the PON mode need to be selected to configure the PON device. For example, determining that the optical module is an EPON optical module, determining that the corresponding PON mode is an EPON mode according to the EPON optical module, acquiring configuration information such as a 125MHz clock, a 1.25G data rate, an EPON mode of a port, an encryption mode, light emission control, a reset timing sequence, and the like required by the EPON mode, and configuring the PON device according to the configuration information, thereby completing switching of the PON modes.
The passive optical network mode switching device provided by the embodiment can reduce manual intervention to a certain extent, and further reduce workload in the aspects of equipment arrangement, software debugging, service configuration and the like, so that the operation and maintenance cost is reduced, and the working efficiency is improved.
EXAMPLE five
On the basis of the first embodiment, the present embodiment provides a passive optical network device, specifically please refer to fig. 5, where fig. 5 is a schematic diagram of the passive optical network device provided in the present embodiment, and the device includes: a passive optical network device line card 51, a passive optical network device master 52 and an optical module 53; the equipment can be provided with at least one passive optical network equipment line card and at least one passive optical network equipment master control, the passive optical network equipment line card can comprise at least one optical module, and the type of each optical module can be different.
The passive optical network equipment line card 51 determines the type of the optical module 53 and reports the type to the passive optical network equipment main control 52; then, the passive optical network device master control 52 determines the passive optical network mode according to the type, acquires configuration information required by the passive optical network mode and issues the configuration information to the passive optical network device line card 51; finally, the passive optical network device line card 51 configures the passive optical network device according to the configuration information issued by the passive optical network device master control 52 to complete the switching of the passive optical network mode. The configuration information includes PON-related data such as a clock, a data transmission rate, a port mode, an encryption mode, and light emission control in a passive optical network mode, and different PON modes correspond to different configuration parameters.
When the passive optical network device line card 51 determines the type of the optical module 53, the passive optical network device line card 51 acquires the type information of the optical module 53, and matches the type information with preset type information to determine the type of the optical module 53.
Specifically, before identifying the type of the optical module 53, the passive optical network device line card 51 powers on the passive optical network device or restarts the passive optical network device line card, and then detects whether the optical module 53 is in place, specifically, after performing processing such as debouncing on an in-place signal of the optical module 53, a stable and reliable signal is obtained, and then a jump edge of the processed in-place signal is detected, so as to determine whether the optical module 53 is in place; then, starting access to the optical module 53 through I2C or other similar interfaces, reading an internal register of the optical module 53, acquiring type information of the optical module 53, determining whether the optical module 53 is a normal optical module or a mode-compatible optical module according to the type information, and if the optical module 53 is a normal optical module, sequentially comparing the acquired type information with preset type information, and determining which type of optical module the normal optical module is; if the optical module 53 is a mode-compatible optical module, the acquired type information is sequentially compared with preset type information, and it is determined which types of optical modules are compatible with the mode-compatible optical module. The common optical module is an optical module supporting only one PON mode, and the mode-compatible optical module is an optical module compatible with multiple PON modes; the type information comprises parameters such as a plurality of wavelengths, wave bands, transmission distances, optical fiber diameters, transmission rates and the like, and different PON modes correspond to different configuration parameters; the aforementioned PON modes include EPON, GPON, XEPON, XGPON, TWDM-PON, OFDM-PON, WDM-PON, OCDMA-PON, and the like.
Further, when the optical module 53 is an optical module of a mode-compatible type, the passive optical network device master control 52 selects any passive optical network mode compatible with the optical module 53, acquires configuration information corresponding to the passive optical network mode, and issues the configuration information to the passive optical network device line card 51; the passive optical network device line card 51 configures the passive optical network device according to the configuration information, determines whether the passive optical network is normal, if the passive optical network is abnormal, reports the determination result to the passive optical network device main control 52 to re-acquire the configuration information of any one of other passive optical network modes compatible with the optical module, and reconfigures the passive optical network device according to the configuration information until the passive optical network is normal, the passive optical network device can operate, thereby indicating that the network mode switching of the device is successful.
In addition, the present embodiment also provides a passive optical network system, which includes at least two passive optical network devices described above;
when any one of at least two passive optical network devices switches the passive optical network mode, the device sends mode switching information to at least one of the remaining passive optical network devices;
and at least one device in the rest passive optical network devices switches the passive optical network mode according to the mode switching information.
For the optical module in the passive optical network device, a common optical module can be adopted, and a mode-compatible optical module can also be adopted, when the mode-compatible optical module is adopted, the PON mode can be automatically switched, the optical module does not need to be manually replaced, the manual intervention is further reduced, and the working efficiency is improved.
Specifically, referring to fig. 6, fig. 6 is a schematic diagram of a passive optical network system provided in this embodiment, where the schematic diagram includes an optical line terminal 61 and an optical network unit 62 at a user end, and optical modules in the optical line terminal 61 and the optical network unit 62 at the user end are both optical modules with compatible modes; when the current network system normally operates in the EPON mode, because the current network is unsafe or unstable, the optical network unit 62 of the user side automatically switches from the EPON mode to the GPON mode, and reports a mode switching message to the optical line terminal 61, and the optical line terminal 61 automatically switches the current operating EPON mode to the GPON mode according to the mode switching message; or, the optical line terminal 61 automatically switches the EPON mode to the GPON mode, and sends a mode switching message to the optical network unit 62 at the user end, and the optical network unit 62 at the user end automatically switches the currently operating EPON mode to the GPON mode according to the mode switching message. Through the switching mode, the whole passive optical network system operates under a new PON mode again, and automatic identification switching of the network system is completed, so that the intelligence of the system and the safety of the network are improved.
It will be apparent to those skilled in the art that the modules or steps of the above-described embodiments of the present invention may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed over a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored on a storage medium (ROM/RAM, magnetic disk, optical disk) and executed by a computing device, and in some cases, the steps shown or described may be executed out of order from that shown or described, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The foregoing is a more detailed description of embodiments of the present invention, and the present invention is not to be considered limited to such descriptions. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (8)
1. A passive optical network mode switching method comprises the following steps:
determining the type of the optical module;
determining a passive optical network mode according to the type;
acquiring configuration information corresponding to the passive optical network mode;
configuring the passive optical network equipment according to the configuration information to complete the switching of the passive optical network mode;
when the optical module is an optical module of a mode compatible type, the method comprises the following steps:
selecting any one passive optical network mode compatible with the optical module;
acquiring configuration information corresponding to the passive optical network mode;
configuring the passive optical network equipment according to the configuration information;
judging whether the passive optical network is normal;
and if the passive optical network is abnormal, re-selecting any one from other passive optical network modes compatible with the optical module and acquiring corresponding configuration information, and re-configuring the passive optical network equipment until the passive optical network is normal.
2. The passive optical network mode switching method of claim 1, wherein the determining the type of the optical module comprises:
reading the type information of the optical module;
and matching the type information with preset type information to determine the type of the optical module.
3. The passive optical network mode switching method of claim 1 or 2, wherein the configuration information includes: at least one of a clock, a data transmission rate, a port mode, an encryption manner, light emission control and a reset timing sequence of the passive optical network mode.
4. The passive optical network mode switching method according to claim 1 or 2, wherein the passive optical network mode includes: any one of Ethernet passive optical network EPON, gigabit passive optical network GPON, gigabit Ethernet passive optical network XEPON, gigabit passive optical network XGPON, time division wavelength division multiplexing passive optical network TWDM-PON, orthogonal frequency division multiplexing passive optical network OFDM-PON, wavelength division multiplexing passive optical network WDM-PON, and optical code division multiple access passive optical network OCDMA-PON.
5. A passive optical network mode switching device, comprising:
the optical module type determining module is used for determining the type of the optical module;
a network mode determining module, configured to determine a passive optical network mode according to the type;
a configuration information acquisition module, configured to acquire configuration information corresponding to the passive optical network mode;
the parameter configuration module is used for configuring the passive optical network equipment according to the configuration information so as to complete the switching of a passive optical network mode;
when the optical module is of a mode compatible type, the passive optical network mode switching device selects any one passive optical network mode compatible with the optical module; acquiring configuration information corresponding to the passive optical network mode; configuring the passive optical network equipment according to the configuration information; judging whether the passive optical network is normal; and if the passive optical network is abnormal, re-selecting any one from other passive optical network modes compatible with the optical module and acquiring corresponding configuration information, and re-configuring the passive optical network equipment until the passive optical network is normal.
6. A passive optical network device, comprising: the passive optical network equipment comprises a passive optical network equipment line card, a passive optical network equipment main control and an optical module;
the passive optical network equipment line card is used for determining the type of an optical module and reporting the type to the passive optical network equipment main control; the passive optical network equipment is also used for configuring the passive optical network equipment according to the configuration information issued by the master control of the passive optical network equipment so as to complete the switching of a passive optical network mode;
the passive optical network equipment master control is used for determining a passive optical network mode according to the type, acquiring configuration information of the passive optical network mode and issuing the configuration information to the passive optical network equipment line card;
when the optical module is a mode-compatible type optical module,
the passive optical network equipment master control selects any one passive optical network mode compatible with the optical module, acquires configuration information corresponding to the passive optical network mode and issues the configuration information to a passive optical network equipment line card;
and the passive optical network equipment line card configures the passive optical network equipment according to the configuration information, judges whether the passive optical network is normal, if the passive optical network is abnormal, reports the judgment result to the master control of the passive optical network equipment to acquire the configuration information of any one of other passive optical network modes compatible with the optical module again, and reconfigures the passive optical network equipment according to the configuration information until the passive optical network is normal.
7. The passive optical network device of claim 6, wherein the passive optical network device line card is configured to obtain type information of the optical module, and match the type information with preset type information to determine the type of the optical module.
8. A passive optical network system, comprising: at least two passive optical network devices according to claim 6 or 7;
when any one of at least two passive optical network devices switches the passive optical network mode, the device sends mode switching information to at least one of the remaining passive optical network devices;
and at least one device in the rest passive optical network devices switches the passive optical network mode according to the mode switching information.
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| CN108540225B (en) * | 2018-03-15 | 2021-07-30 | 上海欣诺通信技术股份有限公司 | Board working mode switching method, communication equipment, control board and storage medium |
| CN110545494A (en) * | 2018-05-29 | 2019-12-06 | 中兴通讯股份有限公司 | method and device for rapidly switching passive optical network types and related equipment thereof |
| CN108768746B (en) * | 2018-06-19 | 2021-10-01 | 上海市共进通信技术有限公司 | Self-adaptive sharing configuration method of ONT (optical network terminal) in 10G (gigabit) optical network system |
| ES2935459T3 (en) * | 2019-01-03 | 2023-03-07 | Huawei Tech Co Ltd | Optical communications apparatus, optical line terminal, and optical communications processing method |
| CN110166858B (en) * | 2019-05-30 | 2021-12-07 | 深圳市友华软件科技有限公司 | ONU self-adaptive switching method of PON network |
| CN114554321A (en) * | 2020-11-26 | 2022-05-27 | 华为技术有限公司 | Configuration method of time sequence information and related device |
| CN114694296A (en) * | 2020-12-31 | 2022-07-01 | 深圳怡化电脑股份有限公司 | Image acquisition method and device, electronic equipment and storage medium |
| CN113382324B (en) * | 2021-08-12 | 2021-11-23 | 武汉西迪特通信技术有限公司 | Method capable of switching GPON and EPON modes and dual-mode OLT head-end equipment |
| CN114553695B (en) * | 2022-01-27 | 2024-02-09 | 新华三技术有限公司合肥分公司 | Chip configuration method and device |
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Patent Citations (1)
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|---|---|---|---|---|
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