CN102394776A - Method for OLT to carry out dynamic network configuration on ONU in passive optical network - Google Patents
Method for OLT to carry out dynamic network configuration on ONU in passive optical network Download PDFInfo
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- CN102394776A CN102394776A CN2011103407355A CN201110340735A CN102394776A CN 102394776 A CN102394776 A CN 102394776A CN 2011103407355 A CN2011103407355 A CN 2011103407355A CN 201110340735 A CN201110340735 A CN 201110340735A CN 102394776 A CN102394776 A CN 102394776A
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Abstract
The invention provides a method for an OLT (optical line terminal) to carry out dynamic network configuration on ONU (optical network unit) in a passive optical network. The method is realized in a process that the ONU uses a fiber network to carry out communication with different service control boards in the OLT. The method is characterized in that: a master control unit of the OLT is additionally installed with a VLAN service management module, according to a service attribute, the VLAN service management module distributes different VLANs for the service control boards and establishes a mapping relation table of the service attribute, a service control board serial number, an ONU serial number and a corresponding VLAN number, and dynamic network configuration is realized on this basis. According to different business attributes, different VLANs are distributed for the ONU dynamically, information of an OLT service control board is stored in ONUIP address information which is distributed dynamically, and that each ONU belongs to which service control board of the OLT can be distinguished easily so as to facilitate maintenance.
Description
Technical field
The invention belongs to the optical fiber communication technology field, specifically OLT carries out the method for dynamic network configuration in the EPON to ONU.
Background technology
Passive optical-fiber network (Passive Optical Network; Abbreviation in the optical communication technology field is PON) the optical fiber access technology of this point-to-multipoint; Because low, life-span of its cost is long, distance and bandwidth advantages of higher; Become in recent years that Fiber to the home (Fiber-To-The-Home, the abbreviation in the optical communication technology field is FTTH), i.e. the one preferred technique scheme of so-called " connection of last mile network ".Be arranged on optical network unit (the Optical Network Unit of user side; Abbreviation in the optical communication technology field is ONU); With the optical line terminal that is arranged on local side (Optical Line Terminal; Abbreviation in the optical communication technology field is OLT), constituted the technological network access device of setting up " last mile network " of employing passive optical-fiber network PON.By optical network unit ONU and optical line terminal OLT; And between the network formed of connection optical fiber in; Optical line terminal OLT is carried out long-range Operations,Administration And Maintenance through " Operations,Administration And Maintenance agreement (Operation Administration and Maintenance Protocol; the abbreviation in the optical communication technology field is the OAM agreement) " to optical network unit ONU.
For the ONU equipment of band VOIP function, all needing 3 layer address information, is exactly all the IP address to be set.Because of the static ip address configuration need all be configured separately for each ONU equipment, the deployment maintenance cost is higher, in most cases all is to use the dynamic IP addressing configuration.The dynamic IP addressing configuration is many to be carried out through DHCP/PPPOE; But these are used and also have some defectives: many in actual use operators hope IP address allocated is standardized; That is to say that it is the equipment below the professional control of which OLT integrated circuit board that IP at a glance just knows, what the sign of this ONU is, these DHCP/PPPOE can't accomplish; Their addresses distributed are more at random, though be not at random also can't with the environment of The field hook.
VLAN is employed widely now, and DHCP/PPPOE can't accomplish the dynamic-configuration of service VLAN.It is machine-processed that this just presses for a kind of service VLAN dynamic-configuration that can realize.
Summary of the invention
The present invention draw the sequence number of the business control integrated circuit board of corresponding with it OLT in can not secondary IP address significantly for the demand that solves existing DHCP/PPPOE dynamic IP addressing configuration mechanism and can not satisfy operator-promptly; And can not accomplish the defective of the dynamic assignment of service VLAN; Designed OLT in a kind of EPON carries out dynamic network configuration to ONU method; Make that the service VLAN of ONU can be by dynamic distribution, and its IP also can satisfy the demand of operator.
The technical scheme that the present invention adopts is: OLT carries out the method for dynamic network configuration in the EPON to ONU; Be in the process that ONU communicates between the different service control integrated circuit board in by fiber optic network and OLT, to realize; Key is: set up the VLAN service management module in the main control unit of OLT; The VLAN service management module is that professional control integrated circuit board distributes different VLAN according to service attribute; And the mapping relations table of setting up service attribute, professional control integrated circuit board sequence number, ONU sequence number and corresponding VLAN numbering is stored in the private memory, comprises in the concrete steps of this method:
A, ONU send the application IP addresses message that comprises unique characteristics information to OLT; OLT is forwarded to the VLAN service management module with this message; The VLAN service management module is searched from private memory according to the sequence number of ONU in the message; Obtain corresponding VLAN numbering, and professional control integrated circuit board sequence number be stored in the intermediate store, the OLT main control unit is forwarded to corresponding business control integrated circuit board with message;
B, the professional control of OLT integrated circuit board are received the application IP addresses message; Dynamically generate the IP address information according to the ONU characteristic information that carries in the message and self integrated circuit board sequence number information, OLT is sent to ONU with the VLAN number information of storing in IP address information and the intermediate store;
C, ONU carry out the configuration of self network and send response message to OLT according to the IP address information of receiving and VLAN number information.
The invention has the beneficial effects as follows: the present invention can be the different VLAN of ONU dynamic assignment according to the different service attribute; And in the ONU of dynamic assignment IP address information, store the information of the professional control of OLT integrated circuit board; Can easily tell which professional control integrated circuit board that each ONU is subordinated to OLT, so that safeguard.
Embodiment
OLT carries out the method for dynamic network configuration in the EPON to ONU; Be in the process that ONU communicates between the different service control integrated circuit board in by fiber optic network and OLT, to realize; Importantly: set up the VLAN service management module in the main control unit of OLT; The VLAN service management module is that professional control integrated circuit board distributes different VLAN according to service attribute; And the mapping relations table of setting up service attribute, professional control integrated circuit board sequence number, ONU sequence number and corresponding VLAN numbering is stored in the private memory, comprises in the concrete steps of this method:
A, ONU send the application IP addresses message that comprises unique characteristics information to OLT; OLT is forwarded to the VLAN service management module with this message; The VLAN service management module is searched from private memory according to the sequence number of ONU in the message; Obtain corresponding VLAN numbering, and professional control integrated circuit board sequence number be stored in the intermediate store, the OLT main control unit is forwarded to corresponding business control integrated circuit board with message;
B, the professional control of OLT integrated circuit board are received the application IP addresses message; Dynamically generate the IP address information according to the ONU characteristic information that carries in the message and self integrated circuit board sequence number information, OLT is sent to ONU with the VLAN number information of storing in IP address information and the intermediate store;
C, ONU carry out the configuration of self network and send response message to OLT according to the IP address information of receiving and VLAN number information.
Described service attribute comprises the voice management attribute, reaches the speech data attribute.
Comprise in the application IP addresses content of message: the sequence number information of ONU, the MAC Address of ONU, ONU version information.
The MAC Address, VLAN number information, the IP address information of ONU, the IP address of OLT, the professional control of the OLT integrated circuit board sequence number that comprise ONU in the information of the response message described in the step C.
In the specific implementation, at first, carry out VLAN according to voice management attribute and speech data attribute and divide, the VLAN that voice management is professional sets and is numbered 4088, the professional VLAN of speech data sets and is numbered 4089.After ONU starts; ONU sends the application IP addresses message that comprises unique characteristics information to OLT; OLT is forwarded to the VLAN service management module with this message; The VLAN service management module is searched from private memory according to the sequence number of ONU in the message, obtain corresponding VLAN numbering, and professional control integrated circuit board sequence number be stored in the intermediate store, the OLT main control unit is forwarded to corresponding business control integrated circuit board with message; The professional control of OLT integrated circuit board is received the application IP addresses message; Dynamically generate the IP address information according to the ONU characteristic information that carries in the message and self integrated circuit board sequence number information, OLT is sent to ONU with the VLAN number information of storing in IP address information and the intermediate store; ONU carries out the configuration of self network and sends response message to OLT according to the IP address information received and VLAN number information.The present invention has successfully realized being ONU dynamic assignment VLAN, and in the ONU of dynamic assignment IP address information, stores the information of professional control integrated circuit board, can easily tell which professional control integrated circuit board that each ONU is subordinated to OLT, so that maintenance.
Claims (4)
1. OLT carries out the method for dynamic network configuration in the EPON to ONU; Be in the process that ONU communicates between the different service control integrated circuit board in by fiber optic network and OLT, to realize; It is characterized in that: set up the VLAN service management module in the main control unit of OLT; The VLAN service management module is that professional control integrated circuit board distributes different VLAN according to service attribute; And the mapping relations table of setting up service attribute, professional control integrated circuit board sequence number, ONU sequence number and corresponding VLAN numbering is stored in the private memory, comprises in the concrete steps of this method:
A, ONU send the application IP addresses message that comprises unique characteristics information to OLT; OLT is forwarded to the VLAN service management module with this message; The VLAN service management module is searched from private memory according to the sequence number of ONU in the message; Obtain corresponding VLAN numbering, and professional control integrated circuit board sequence number be stored in the intermediate store, the OLT main control unit is forwarded to corresponding business control integrated circuit board with message;
B, the professional control of OLT integrated circuit board are received the application IP addresses message; Dynamically generate the IP address information according to the ONU characteristic information that carries in the message and self integrated circuit board sequence number information, OLT is sent to ONU with the VLAN number information of storing in IP address information and the intermediate store;
C, ONU carry out the configuration of self network and send response message to OLT according to the IP address information of receiving and VLAN number information.
2. OLT is characterized in that the method that ONU carries out dynamic network configuration in the EPON according to claim 1: described service attribute comprises the voice management attribute, reaches the speech data attribute.
3. OLT is characterized in that the method that ONU carries out dynamic network configuration in the EPON according to claim 1: comprise in the application IP addresses content of message: the sequence number information of ONU, the MAC Address of ONU, ONU version information.
4. OLT is characterized in that the method that ONU carries out dynamic network configuration in the EPON according to claim 1: the MAC Address, VLAN number information, the IP address information of ONU, the IP address of OLT, the professional control of the OLT integrated circuit board sequence number that comprise ONU in the information of the response message described in the step C.
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| CN201110340735.5A CN102394776B (en) | 2011-11-02 | 2011-11-02 | Method for OLT to carry out dynamic network configuration on ONU in passive optical network |
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Cited By (9)
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| CN102710360A (en) * | 2012-04-19 | 2012-10-03 | 中兴通讯股份有限公司 | Method and device for dynamically configuring electric supervision channels in wavelength division system |
| CN104579779A (en) * | 2015-01-09 | 2015-04-29 | 烽火通信科技股份有限公司 | Method and system for ONU parallel management in passive optical network |
| CN104994181A (en) * | 2015-06-05 | 2015-10-21 | 上海斐讯数据通信技术有限公司 | Method for displaying dynamic MAC address table in distributed OLT system |
| CN106453307A (en) * | 2016-10-10 | 2017-02-22 | 烽火通信科技股份有限公司 | Network safety protection method of PON carrying small base station backhaul and system thereof |
| CN110460683A (en) * | 2019-07-05 | 2019-11-15 | 锐捷网络股份有限公司 | A kind of method and switching equipment by gateway processes data message |
| CN112492409A (en) * | 2019-09-11 | 2021-03-12 | 中兴通讯股份有限公司 | Service configuration method and device |
| CN113014324A (en) * | 2021-05-25 | 2021-06-22 | 武汉长光科技有限公司 | Networking method, device, equipment, system and storage medium |
| CN113365167A (en) * | 2021-07-06 | 2021-09-07 | 博为科技有限公司 | Dynamic adaptation method for LAN (local area network) side equipment of passive optical network system and related equipment |
| WO2023207833A1 (en) * | 2022-04-29 | 2023-11-02 | 华为技术有限公司 | Optical access device and optical access method and system |
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| CN102710360A (en) * | 2012-04-19 | 2012-10-03 | 中兴通讯股份有限公司 | Method and device for dynamically configuring electric supervision channels in wavelength division system |
| CN102710360B (en) * | 2012-04-19 | 2017-11-03 | 中兴通讯股份有限公司 | The method and device of dynamic configuration electricity monitor channel in wavelength-division system |
| CN104579779A (en) * | 2015-01-09 | 2015-04-29 | 烽火通信科技股份有限公司 | Method and system for ONU parallel management in passive optical network |
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| CN112492409B (en) * | 2019-09-11 | 2024-03-19 | 中兴通讯股份有限公司 | Service configuration method and device |
| CN113014324A (en) * | 2021-05-25 | 2021-06-22 | 武汉长光科技有限公司 | Networking method, device, equipment, system and storage medium |
| CN113014324B (en) * | 2021-05-25 | 2021-08-03 | 武汉长光科技有限公司 | Networking method, device, equipment, system and storage medium |
| CN113365167A (en) * | 2021-07-06 | 2021-09-07 | 博为科技有限公司 | Dynamic adaptation method for LAN (local area network) side equipment of passive optical network system and related equipment |
| WO2023207833A1 (en) * | 2022-04-29 | 2023-11-02 | 华为技术有限公司 | Optical access device and optical access method and system |
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| CN102394776B (en) | 2014-05-14 |
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