CN105337766A - Network element automatic discovery method and system based on DHCP - Google Patents
Network element automatic discovery method and system based on DHCP Download PDFInfo
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- CN105337766A CN105337766A CN201510653462.8A CN201510653462A CN105337766A CN 105337766 A CN105337766 A CN 105337766A CN 201510653462 A CN201510653462 A CN 201510653462A CN 105337766 A CN105337766 A CN 105337766A
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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
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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
- H04L41/0806—Configuration setting for initial configuration or provisioning, e.g. plug-and-play
- H04L41/0809—Plug-and-play configuration
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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
- H04L41/085—Retrieval of network configuration; Tracking network configuration history
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5007—Internet protocol [IP] addresses
- H04L61/5014—Internet protocol [IP] addresses using dynamic host configuration protocol [DHCP] or bootstrap protocol [BOOTP]
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- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a network element automatic discovery method and system based on a DHCP. The method comprises the following steps: an address pool information base is established in a network element management system, and MAC address of network element equipment is obtained and registered and the IP information of the network element equipment is updated to a registration form; the network element equipment sends a DHCP message to the network element management system for information interaction in the form of broadcast, and the network element management system receives the DHCP message and verifies the effectiveness of the network element equipment, and updates the registration form; and the network element equipment carries out configuration according to the information fed back by the network element management system to finish the network element establishing step. The network element automatic discovery method and system can reduce the time of the whole discovery process, prevent failure of network element automatic discovery due to device address conflict, reduce repetition work of equipment address configuration of EMS management personnel, and realize plug-and-play function of the network element equipment.
Description
Technical field
The present invention relates to Element management system field, in particular a kind of network element automatic discovering method based on DHCP agreement and system.
Background technology
Element management system (ElementManagementSystem is called for short EMS) is the system of one or more telecommunication network element (NetworkElement is called for short NE) of management particular type.Network element finds to refer to that EMS by automatically finding agreement to identify and determining NE, and can set up the communication between EMS and NE automatically, thus realizes the management of EMS to NE.
Current network element finds to arrange by operating personnel the network segment that network element finds automatically automatically and SNMP parameter initiates the automatic discovery procedure of net, the network segment that EMS sets according to subscriber equipment and parameter, equipment one by one in the PING network segment, if energy PING leads to and is the network element device that EMS can identify, creates NE.Here network element finds to need equipment operator in advance to device configuration management IP automatically, realizes the function automatically found.Equipment operator arranges management ip address to equipment in advance, often may occur in the application of reality that IP address repeats to cause the automatic discovery procedure failure of network element.At this moment need equipment operator scene that available IP address is set to equipment, thus cause the workload and the cost of equipment maintenance that increase equipment operator.If the network segment scope arranged is larger, or in the network segment, most of IP address all can not lead to or not be the network element device person that EMS can identify by PING, can cause that the process of automatic discovery is long and discovery rate is lower.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
In view of above-mentioned the deficiencies in the prior art, the object of the present invention is to provide a kind of network element automatic discovering method based on DHCP agreement and system, achieve " plug and play " function of equipment.
Technical scheme of the present invention is as follows:
Based on a network element automatic discovering method for DHCP agreement, comprise the following steps:
A, in Element management system, set up address pool information storehouse, obtain and register the MAC Address of network element device and the IP information upgrading described network element device to registration form;
B, network element device send DHCP message with the form of broadcast and carry out information interaction to Element management system, and Element management system verifies the validity of network element device after receiving described DHCP message, upgrade registration form;
The information that C, network element device are responded according to Element management system has been configured the step that creates NE.
The described network element automatic discovering method based on DHCP agreement, wherein, described steps A specifically comprises:
A1, according to the difference of unit type and the difference of equipment region, in Element management system, define IP address pool, and recording address pond information, described address pool information comprise: address pool title, address section, address pool mask and address pool gateway;
The MAC Address of A2, registration network element device is also preliminary distributes its IP address, according to the IP address pool selected, calculate in address pool address section and do not registered and in Element management system, be not created the IP address of network element, by the IP address of described network element device MAC Address, address pool title, distribution, be recorded to registration form.
The described network element automatic discovering method based on DHCP agreement, wherein, described step B specifically comprises:
B1, network element device automatically trigger according to relevant configuration and send DHCP message in a broadcast manner, and the message that NE management unit receives network element device transmission carries out authentication and makes corresponding response with broadcast mode;
Whether the MAC Address of B2, Element management system checking network element device is registered in registration form, if be verified, performs step B3, if checking is not passed through, does not process;
Whether the IP address of B3, Element management system checking network element device is effective, if effectively, Element management system sends SHVP-ack message to network element device, if invalid, is network element device distributing IP address again.
The described network element automatic discovering method based on DHCP agreement, wherein, described step B3 specifically comprises:
B31, verify the IP address of this network element device when the MAC of network element device does not set up network element in Element management system and network element device enrollment status is not replacement state;
B32, when the IP address of described network element device be empty or the IP address of described network element device managed IP address that network element or described network element device be assigned to not in selected address pool interval time be described network element device distributing IP address again.
The described network element automatic discovering method based on DHCP agreement, wherein, described step C specifically also comprises:
Element management system is checking registration form state information after network element device completes configuration, if registration form state for being allocated successfully, NE Discovery success or equipment replaces, then represent and do not need to create NE; Otherwise Element management system obtains network element device information data and the basic parameter created as network element according to these information datas by snmp protocol.
The present invention also provides a kind of network element discovery system based on DHCP agreement, comprising:
Information bank and acquisition module, for setting up address pool information storehouse in Element management system, obtain and register the MAC Address of network element device and the IP information upgrading described network element device to registration form;
Processing module, send DHCP message for network element device with the form of broadcast and carry out information interaction to Element management system, Element management system verifies the validity of network element device after receiving described DHCP message, upgrades registration form;
Network element creation module, the information responded according to Element management system for network element device has been configured the step that creates NE.
The described network element discovery system based on DHCP agreement, wherein, described information bank and acquisition module comprise:
Information bank unit, for according to the difference of unit type and the difference of equipment region, in Element management system, define IP address pool, and recording address pond information, described address pool information comprise: address pool title, address section, address pool mask and address pool gateway;
Acquiring unit, for registering the MAC Address of network element device and tentatively distributing its IP address, according to the IP address pool selected, calculate in address pool address section and do not registered and in Element management system, be not created the IP address of network element, by the IP address of described network element device MAC Address, address pool title, distribution, be recorded to registration form.
The described network element discovery system based on DHCP agreement, wherein, described processing module comprises:
First processing unit, automatically to trigger according to relevant configuration for network element device and sends DHCP message in a broadcast manner, and NE management unit receives the message that network element device sends to carry out authentication and makes corresponding response with broadcast mode;
Second processing unit, whether the MAC Address for Element management system checking network element device is registered in registration form, if be verified, performs step B3, if checking is not passed through, does not process;
3rd processing unit, whether the IP address for Element management system checking network element device is effective, if effectively, Element management system sends SHVP-ack message to network element device, if invalid, is network element device distributing IP address again.
The described network element discovery system based on DHCP agreement, wherein, described network element creation module also for verifying registration form state information at Element management system after network element device completes configuration, if registration form state for being allocated successfully, NE Discovery success or equipment replaces, then represent and do not need to create NE; Otherwise Element management system obtains network element device information data and the basic parameter created as network element according to these information datas by snmp protocol.
Network element automatic discovering method based on DHCP agreement provided by the present invention and system, the information such as network element device dynamic-configuration IP address, mask address, gateway address can be realized, and automatically create NE according to network element device type, the network element of purpose finds automatically, reduce the time of whole discovery procedure, avoid device address collision and the network element caused finds failure automatically, decrease the repeated work of EMS administrative staff configuration device address, achieve the plug-and-play feature of network element device.
Accompanying drawing explanation
Fig. 1 is the FB(flow block) based on the network element automatic discovering method of DHCP agreement in the present invention.
Fig. 2 is the flow chart based on the network element automatic discovering method of DHCP agreement in the present invention.
Fig. 3 is the authentication flow chart based on the network element automatic discovering method of DHCP agreement in the present invention.
Embodiment
The invention provides a kind of network element automatic discovering method based on DHCP agreement and system, for making object of the present invention, technical scheme and effect clearly, clearly, referring to accompanying drawing examples, the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, the network element automatic discovering method based on DHCP agreement provided by the invention, comprises the following steps:
S100, in Element management system, set up address pool information storehouse, obtain and register the MAC Address of network element device and the IP information upgrading described network element device to registration form.Namely according to the difference of unit type and the difference of equipment region, can in the self-defined IP address pool of EMS client.In this process, the information in recording address pond is comprised: the information such as address pool title, address section, address pool mask and address pool gateway.The MAC Address of registration network element device also tentatively determines its IP address: according to the IP address pool selected, do not registered and in EMS, be not created the IP address of network element by calculating in address pool address section.In this process by the IP address of described network element device MAC Address, address pool title, distribution, be recorded to registration form.
S200, network element device send DHCP message with the form of broadcast and carry out information interaction to Element management system, and Element management system verifies the validity of network element device after receiving described DHCP message, upgrade registration form.Namely network element device and EMS are undertaken alternately by DHCP message: network element device automatically triggers according to relevant configuration and sends DHCP message in a broadcast manner, the message that EMS service end receives network element device transmission carries out authentication, is verified and makes corresponding response with broadcast mode.To comprise in the message responded: the information such as IP address, mask address, gateway address of configuration.The information in registration form will be revised in this process.
EMS service end carries out authentication to above-mentioned message: first, and whether the MAC Address in checking DHCP-discover message is in range of management, and namely whether MAC Address is registered in registration form, does not process carrying the unregistered message crossing MAC Address.Then, whether the IP address of checking registration is effective, and idiographic flow as shown in Figure 2.If IP address is invalid, then reselect IP address according to the mode in step 2.
The information that S300, network element device are responded according to Element management system has been configured the step that creates NE, and the information that network element device is responded according to EMS service end is configured.After the network element devices such as EMS service end complete configuration information, checking registration form state information.If state is " being allocated successfully: NE Discovery success " or " equipment replacement ", then representing does not need to create NE; Otherwise EMS service end obtains the information such as network element device type, device description, device name by snmp protocol.And according to the basic parameter that these information create as network element.
Concrete, described based in the network element automatic discovering method of DHCP agreement, step S100 specifically comprises:
S110, according to the difference of unit type and the difference of equipment region, in Element management system, define IP address pool, and recording address pond information, described address pool information comprise: address pool title, address section, address pool mask and address pool gateway.
The MAC Address of S120, registration network element device is also preliminary distributes its IP address, according to the IP address pool selected, calculate in address pool address section and do not registered and in Element management system, be not created the IP address of network element, by the IP address of described network element device MAC Address, address pool title, distribution, be recorded to registration form.
Step S200 specifically comprises:
S210, network element device automatically trigger according to relevant configuration and send DHCP message in a broadcast manner, and the message that NE management unit receives network element device transmission carries out authentication and makes corresponding response with broadcast mode;
Whether the MAC Address of S220, Element management system checking network element device is registered in registration form, if be verified, performs step B3, if checking is not passed through, does not process;
Whether the IP address of S230, Element management system checking network element device is effective, if effectively, Element management system sends SHVP-ack message to network element device, if invalid, is network element device distributing IP address again.
Step 230 specifically comprises again:
S231, verify the IP address of this network element device when the MAC of network element device does not set up network element in Element management system and network element device enrollment status is not replacement state;
S232, when the IP address of described network element device be empty or the IP address of described network element device managed IP address that network element or described network element device be assigned to not in selected address pool interval time be described network element device distributing IP address again.
Further, described step S300 specifically also comprises: Element management system is checking registration form state information after network element device completes configuration, if registration form state for being allocated successfully, NE Discovery success or equipment replaces, then represent and do not need to create NE; Otherwise Element management system obtains network element device information data and the basic parameter created as network element according to these information datas by snmp protocol.
With specific embodiment, the present invention is further described below.Refer to Fig. 2, start, in EMS client according to actual requirement configuration address pond.Automatically find that the operation of " newly-built " address pool is carried out at interface at EMS client DHCP.Can according to the title p1 in actual demand Input Address pond, interval [ip1, ip2], mask and gateway service address.The principle that address pool creates must meet address Pool name and can not repeat, and address pool interval can not exist with other address pool interval occurs simultaneously.Address pool interval is such as set for [192.168.1.10,192.168.1.200].
Can automatically find that the operation of " amendment " address pool is carried out at interface at EMS client DHCP.The title in pond, modified address, interval range, mask and net address of service, the principle in pond, modified address must meet amended address pool title and can not repeat, interval range before amended interval range must comprise, and there will not be common factor with other address pool.Revise the network element device that can not have influence on and create herein.
At EMS client level device mac address.Can automatically find that the operation of " registration " network element device (is carried out in interface at EMS client DHCP.The MAC Address of input network element device NE1 is designated as MAC1.System can be found out and not create NE and address not in registration form in address pool p1, but the interval that also there will be address pool is full, causes distributing unsuccessfully, after the size by interval, pond, above-mentioned steps modified address, again does the registration of NE1.Will increase an above-mentioned register information in registration form, and enrollment status is " registered ".
Then carry out checking MAC Address whether to repeat, if repeat, return to and obtain device mac address step, if MAC does not repeat, verify that whether address pool is full.Address pool is full then to be needed to remodify address pool, expands address pool interval.Address pool less than time EMS distributing IP address to network element device, and enrollment status is " registered ", then starts DHCP enable.Equipments Setting is automatically dhcp client according to arranging by network element device, and grace can send DHCP-discover request, and this request sends in a broadcast manner, and EMS carries out authentication after receiving the DHCP-discover request that network element device sends.Authentication is not by then processing, authentication by time EMS send DHCP-offer message and with broadcast form send, the offer message that network element device receives DHCP-offer message Hou Dui street responds, and the form responding to broadcast sends DHCP-request message.EMS responds the information such as the sysoid obtaining network element device by SNMP form and creates NE, and terminates.
Refer to Fig. 3, Fig. 3 is the authentication flow chart of above-described embodiment.The checking of IP address validity starts, and verifies whether above-mentioned MAC Address exists the network element of EMS establishment, if create, by IP address information recording in network element in registration form, changes the state of registration form into " creating successfully " and returns true; Otherwise then judge whether level status is " equipment replacement ".If equipment is replaced, judge and verify whether registration above-mentioned IP address also exists network element, is return teue, otherwise returns false.If equipment state is not equipment replace state, verify that whether address pool is effective.If address pool is invalid, enrollment status changes into " address pool is unavailable " and return false.If address pool is effective, whether again obtain valid ip address according to following decision threshold: 1, IP address is for empty; 2, above-mentioned IP address creates NE; 3, in the address pool interval that the address distributed is no longer selected.If obtain effective address success, be recorded in registration form by the above-mentioned address again obtained, amendment level status is " registered ", and returns true.If it is unsuccessful to obtain effective address, grade filling changes " address pool is full " into and returns false.
In addition, at EMS client DHCP, operating personnel find that the operation of " deletion " is carried out at interface automatically.Deletion action does not affect the network element created yet, but can affect the network element device also not triggering DHCP and automatically find.At EMS client DHCP, operating personnel find that interface starts DHCP network element and automatically finds service automatically, system can carry out the automatic discovery of network element device according to the step in invention design.Discovery result system according to reality will revise state in registration form automatically: as success, then change into " finding successfully ", vice versa.If for finding failed equipment or sending out DHCP-discover request, EMS can carry out the automatic discovery procedure based on DHCP.For finding unsuccessfully but again not at the network element device sending out DHCP-discover request, equipment can only being made again to send out DHCP-discover request by operating personnel's human intervention.For the successful equipment of discovery because some reason initiates DHCP-discover request again, after the register information of operating personnel only before deleting, re-register said network element device mac address, just can carry out the automatic discovery procedure based on DHCP.
The present invention also provides a kind of network element discovery system based on DHCP agreement, comprising:
Information bank and acquisition module, for setting up address pool information storehouse in Element management system, obtain and register the MAC Address of network element device and the IP information upgrading described network element device to registration form, as detailed above.
Processing module, send DHCP message for network element device with the form of broadcast and carry out information interaction to Element management system, Element management system verifies the validity of network element device after receiving described DHCP message, upgrades registration form, as detailed above.
Network element creation module, the information responded according to Element management system for network element device has been configured the step that creates NE, as detailed above.
Described information bank and acquisition module comprise:
Information bank unit, for according to the difference of unit type and the difference of equipment region, IP address pool is defined in Element management system, and recording address pond information, described address pool information comprise: address pool title, address section, address pool mask and address pool gateway, as detailed above.
Acquiring unit, for registering the MAC Address of network element device and tentatively distributing its IP address, according to the IP address pool selected, calculate in address pool address section and do not registered and in Element management system, be not created the IP address of network element, by the IP address of described network element device MAC Address, address pool title, distribution, be recorded to registration form, as detailed above.
Described processing module comprises:
First processing unit, automatically to trigger according to relevant configuration for network element device and sends DHCP message in a broadcast manner, and NE management unit receives the message that network element device sends to carry out authentication and makes corresponding response with broadcast mode, as detailed above.
Second processing unit, whether the MAC Address for Element management system checking network element device is registered in registration form, if be verified, performs step B3, if checking is not passed through, does not process, as detailed above.
3rd processing unit, whether the IP address for Element management system checking network element device is effective, if effectively, Element management system sends SHVP-ack message to network element device, if invalid, is network element device distributing IP address again, as detailed above.
Described network element creation module also in Element management system checking registration form state information after network element device completes configuration, if registration form state for being allocated successfully, NE Discovery success or equipment replaces, then represent and do not need to create NE; Otherwise Element management system obtains network element device information data and the basic parameter created as network element according to these information datas by snmp protocol, as detailed above.
In sum, network element automatic discovering method based on DHCP agreement provided by the present invention and system, the information such as network element device dynamic-configuration IP address, mask address, gateway address can be realized, and automatically create NE according to network element device type, the network element of purpose finds automatically, reduce the time of whole discovery procedure, avoid device address collision and the network element caused finds failure automatically, decrease the repeated work of EMS administrative staff configuration device address, achieve " plug and play " function of network element device.
Should be understood that, application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, and such as, all these improve and convert the protection range that all should belong to claims of the present invention.
Claims (9)
1., based on a network element automatic discovering method for DHCP agreement, it is characterized in that, comprise the following steps:
A, in Element management system, set up address pool information storehouse, obtain and register the MAC Address of network element device and the IP information upgrading described network element device to registration form;
Network element device sends DHCP message with the form of broadcast and carries out information interaction to Element management system, and Element management system verifies the validity of network element device after receiving described DHCP message, upgrade registration form;
The information that network element device is responded according to Element management system has been configured the step that creates NE.
2. the network element automatic discovering method based on DHCP agreement according to claim 1, it is characterized in that, described steps A specifically comprises:
A1, according to the difference of unit type and the difference of equipment region, in Element management system, define IP address pool, and recording address pond information, described address pool information comprise: address pool title, address section, address pool mask and address pool gateway;
The MAC Address of A2, registration network element device is also preliminary distributes its IP address, according to the IP address pool selected, calculate in address pool address section and do not registered and in Element management system, be not created the IP address of network element, by the IP address of described network element device MAC Address, address pool title, distribution, be recorded to registration form.
3. the network element automatic discovering method based on DHCP agreement according to claim 1, it is characterized in that, described step B specifically comprises:
B1, network element device automatically trigger according to relevant configuration and send DHCP message in a broadcast manner, and the message that NE management unit receives network element device transmission carries out authentication and makes corresponding response with broadcast mode;
Whether the MAC Address of B2, Element management system checking network element device is registered in registration form, if be verified, performs step B3, if checking is not passed through, does not process;
Whether the IP address of B3, Element management system checking network element device is effective, if effectively, Element management system sends SHVP-ack message to network element device, if invalid, is network element device distributing IP address again.
4. the network element automatic discovering method based on DHCP agreement according to claim 3, it is characterized in that, described step B3 specifically comprises:
B31, verify the IP address of this network element device when the MAC of network element device does not set up network element in Element management system and network element device enrollment status is not replacement state;
B32, when the IP address of described network element device be empty or the IP address of described network element device managed IP address that network element or described network element device be assigned to not in selected address pool interval time be described network element device distributing IP address again.
5. the network element automatic discovering method based on DHCP agreement according to claim 1, it is characterized in that, described step C specifically also comprises:
Element management system is checking registration form state information after network element device completes configuration, if registration form state for being allocated successfully, NE Discovery success or equipment replaces, then represent and do not need to create NE; Otherwise Element management system obtains network element device information data and the basic parameter created as network element according to these information datas by snmp protocol.
6., based on a network element discovery system for DHCP agreement, it is characterized in that, comprising:
Information bank and acquisition module, for setting up address pool information storehouse in Element management system, obtain and register the MAC Address of network element device and the IP information upgrading described network element device to registration form;
Processing module, send DHCP message for network element device with the form of broadcast and carry out information interaction to Element management system, Element management system verifies the validity of network element device after receiving described DHCP message, upgrades registration form;
Network element creation module, the information responded according to Element management system for network element device has been configured the step that creates NE.
7. the network element discovery system based on DHCP agreement according to claim 1, it is characterized in that, described information bank and acquisition module comprise:
Information bank unit, for according to the difference of unit type and the difference of equipment region, in Element management system, define IP address pool, and recording address pond information, described address pool information comprise: address pool title, address section, address pool mask and address pool gateway;
Acquiring unit, for registering the MAC Address of network element device and tentatively distributing its IP address, according to the IP address pool selected, calculate in address pool address section and do not registered and in Element management system, be not created the IP address of network element, by the IP address of described network element device MAC Address, address pool title, distribution, be recorded to registration form.
8. the network element discovery system based on DHCP agreement according to claim 1, it is characterized in that, described processing module comprises:
First processing unit, automatically to trigger according to relevant configuration for network element device and sends DHCP message in a broadcast manner, and NE management unit receives the message that network element device sends to carry out authentication and makes corresponding response with broadcast mode;
Second processing unit, whether the MAC Address for Element management system checking network element device is registered in registration form, if be verified, performs step B3, if checking is not passed through, does not process;
3rd processing unit, whether the IP address for Element management system checking network element device is effective, if effectively, Element management system sends SHVP-ack message to network element device, if invalid, is network element device distributing IP address again.
9. the network element discovery system based on DHCP agreement according to claim 1, it is characterized in that, described network element creation module also for verifying registration form state information at Element management system after network element device completes configuration, if registration form state for being allocated successfully, NE Discovery success or equipment replaces, then represent and do not need to create NE; Otherwise Element management system obtains network element device information data and the basic parameter created as network element according to these information datas by snmp protocol.
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| CN108259549A (en) * | 2017-05-18 | 2018-07-06 | 西安邮电大学 | A kind of implementation method of Networked Instrument instrument front-end proxy agent |
| CN108259639A (en) * | 2017-12-25 | 2018-07-06 | 锐捷网络股份有限公司 | IP address distribution method and device |
| CN109636256A (en) * | 2019-01-30 | 2019-04-16 | 四川长虹电器股份有限公司 | A kind of MAC Address management method of MES system |
| WO2023273877A1 (en) * | 2021-06-29 | 2023-01-05 | 中兴通讯股份有限公司 | Network element configuration method and system based on automated provisioning system, device, and storage medium |
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| CN109636256A (en) * | 2019-01-30 | 2019-04-16 | 四川长虹电器股份有限公司 | A kind of MAC Address management method of MES system |
| WO2023273877A1 (en) * | 2021-06-29 | 2023-01-05 | 中兴通讯股份有限公司 | Network element configuration method and system based on automated provisioning system, device, and storage medium |
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