CN103297261A - Method and system for management of serial port services - Google Patents
Method and system for management of serial port services Download PDFInfo
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- CN103297261A CN103297261A CN2012102787258A CN201210278725A CN103297261A CN 103297261 A CN103297261 A CN 103297261A CN 2012102787258 A CN2012102787258 A CN 2012102787258A CN 201210278725 A CN201210278725 A CN 201210278725A CN 103297261 A CN103297261 A CN 103297261A
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Abstract
The invention discloses a method and system for management of serial port services. The method for the management of the serial port services comprises the following steps that an optical line terminal sends expansion OAM information comprising serial port parameters and serial port service attribute parameters to an optical network unit after an operation, management and maintenance protocol OAM channel is established, configuration of the serial port parameters and the serial port service attribute parameters is carried out by the optical network unit according to the serial port parameters and the serial port service attribute parameters, and corresponding serial port services are carried out according to the configured serial port parameters and the configured serial port service attribute parameters. According to the method and system for the management of the serial port services, the expansion OAM information comprising the serial port parameters and the serial port service attribute parameters is sent to the optical network unit by the optical line terminal, the configuration of the serial port parameters and the serial port service attribute parameters is carried out by the optical network unit to carry out corresponding serial port services, and therefore the unified maintenance and management of the serial port services are achieved on the premise that IP addresses are not distributed to the optical network unit, and IP address resources of the EPON system are saved.
Description
Technical field
(Ethernet Passive Optical Network, EPON) technical field especially relate to a kind of method and system of serial ports service management to the present invention relates to Ethernet passive optical network.
Background technology
EPON is a kind of novel Optical Access Network technology, and it adopts point to multipoint configuration, utilizes the passive fiber transmission, provides multiple business at Ethernet.EPON adopts EPON in physical layer, and (Passive Optical Network, PON) technology are used Ethernet protocol at link layer, and namely EPON utilizes the topological structure of PON to realize the access of Ethernet.Therefore, EPON combines the following advantage of PON and ethernet technology: low cost, high bandwidth, autgmentability by force, service reorganization fast flexibly, with existing Ethernet compatibility, convenient management etc.
Existing EPON system is a kind of single fiber bi-directional system, optical line terminal (optical line terminal by office's side, OLT), the optical network unit of user's side (Optical Network Unit, ONU) and Optical Distribution Network (Optical Distribution Node ODN) forms.OLT transmits a signal to ODN at down direction, is forwarded to each ONU by ODN again.Each ONU transmits a signal to ODN at up direction, is forwarded to OLT by ODN again, and can not be forwarded to other ONU.Wherein, ODN is made up of Passive Optical Components such as optical fiber and one or more passive optical splitters, for providing optical channel between OLT and the ONU.OLT generally is placed on local side, and ONU then places according to different application scenarioss, and in corridor, family, Fig. 1 is the concrete group-network construction figure of EPON system.
ONU has following characteristics as user side equipment in the EPON system: one, the type of service of Zhi Chiing is more, and as agreements such as VOIP business support H248, SIP, functions such as multicast, Qos are supported in data service; Two, each ONU user's interface type and interface quantity have nothing in common with each other, as supporting FE, GE, VOIP, E1, COM etc.; Three, ONU relatively disperses the position in actual applications.
Along with develop rapidly and large-scale application of EPON technology, people are more and more higher to the requirement of telemanagement ONU serial ports business.Mode at EPON system remote management maintenance ONU mainly comprises at present: WEB, TR069, SNMP.But these several way to manages all need can cause a large amount of consumption of IP resource for IP address of each ONU allocation manager when the ONU number constantly increases.
Summary of the invention
Main purpose of the present invention is to provide a kind of method and system of serial ports service management, prevents the waste of IP address resource, reduces optical network unit serial ports service maintenance management costs.
The present invention proposes a kind of way of serial ports service management, comprises step:
After setting up Operations, Administration and Maintenance agreement OAM passage, optical line terminal issues to optical network unit and comprises the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information;
Described optical network unit carries out serial ports parameter configuration and serial ports service attribute parameter configuration according to described serial ports parameter and serial ports service attribute parameter; And according to the serial ports parameter and the serial ports service attribute parameter that dispose, carry out corresponding serial ports business.
Preferably, described serial ports parameter comprises: serial ports IP address, serial ports IP mask, VLAN Vlan, the route network segment, network segment mask and webmaster parameter.
Preferably, described serial ports service attribute parameter comprises: serial ports enables, mode of operation, local IP, local port, far-end IP, remote port, baud rate, data bit, check digit, position of rest, Flow Control, serial ports type.
Preferably, described optical line terminal issues to comprise the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information to optical network unit and is specially:
Optical line terminal issues to optical network unit and comprises serial ports parameter expanding OAM information;
Receive the serial ports parameter configuration successful information of optical network unit feedback, and issue to optical network unit and to comprise serial ports service attribute parameter expanding OAM information.
Preferably, described optical network unit is according to described serial ports parameter and serial ports service attribute parameter, carries out the serial ports parameter configuration and serial ports service attribute parameter configuration is specially:
Optical network unit comprises serial ports parameter expanding OAM information according to what optical line terminal issued, and corresponding serial ports is carried out the serial ports parameter configuration, and to optical line terminal feedback serial ports parameter configuration successful information;
What receive that optical line terminal issues comprises serial ports service attribute parameter expanding OAM information, and carries out serial ports service attribute parameter configuration.
The present invention proposes a kind of system of serial ports service management in addition, comprising:
Optical line terminal is used for after setting up Operations, Administration and Maintenance agreement OAM passage, issues to optical network unit to comprise the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information;
Optical network unit is used for according to described serial ports parameter and serial ports service attribute parameter, carries out serial ports parameter configuration and serial ports service attribute parameter configuration; And according to the serial ports parameter and the serial ports service attribute parameter that dispose, carry out corresponding serial ports business.
Preferably, described serial ports parameter comprises: serial ports IP address, serial ports IP mask, VLAN Vlan, the route network segment, network segment mask and webmaster parameter.
Preferably, described serial ports service attribute parameter comprises: serial ports enables, mode of operation, local IP, local port, far-end IP, remote port, baud rate, data bit, check digit, position of rest, Flow Control, serial ports type.
Preferably, described optical line terminal specifically comprises serial ports parameter expanding OAM information for issuing to optical network unit; And the serial ports parameter configuration successful information that receives the optical network unit feedback, and issue to optical network unit and to comprise serial ports service attribute parameter expanding OAM information.
Preferably, institute and the described optical network unit of MNMaintenance, concrete being used for comprises serial ports parameter expanding OAM information according to what optical line terminal issued, and corresponding serial ports is carried out the serial ports parameter configuration, and to optical line terminal feedback serial ports parameter configuration successful information; And receive that optical line terminal issues comprise serial ports service attribute parameter expanding OAM information, and carry out serial ports service attribute parameter configuration.
The method and system of a kind of optical network unit serial ports provided by the present invention service management, issue to optical network unit by optical line terminal and to comprise the serial ports parameter and to comprise serial ports service attribute parameter expanding OAM information, make optical network unit carry out serial ports parameter and serial ports service attribute parameter configuration according to described expansion OAM information, and carry out the mode of corresponding serial ports business, under not to optical network unit distributing IP address situation, realize the unified maintenance management to optical network unit serial ports business, saved EPON system ip address resource.
Description of drawings
Fig. 1 is the structural representation of EPON system in the prior art;
Fig. 2 is the structural representation of EPON of the present invention system;
Fig. 3 is the flow chart of method one embodiment of serial ports service management of the present invention;
Fig. 4 is the structural representation of one embodiment of system of serial ports service management of the present invention.
The realization of the object of the invention, functional characteristics and advantage will be in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
Referring to Fig. 2, in the EPON system, OAM is mainly used in administering and maintaining optical network unit, and it operates in data link layer.The present invention mainly is that the OAM data cell of logical optical line terminal issues OAM information to optical network unit OAM data cell, makes the attendant at optical line terminal side managing network unit effectively.Wherein said OAM information comprises standard OAM information and expansion OAM information.Wherein said expansion OAM information is the self-defining OAM information of the present invention, optical network unit of the present invention carries out corresponding serial ports configuration according to the expansion OAM information in the described OAM information, so that the carrying out of follow-up serial ports business, thereby be implemented in the optical line terminal side to the management of optical network unit serial ports business.
Referring to Fig. 3, method one embodiment of serial ports service management of the present invention is proposed, comprising:
Step S101, setting up Operations, Administration and Maintenance agreement (Operation, Adminsitration and Maintenance, OAM) behind the passage, optical line terminal issues to optical network unit and comprises the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information.
When powering on, at first finishes optical network unit the multipoint-controlled protocol discovery flow process, next finishes standard OAM protocol discovery flow process, finish expansion OAM protocol discovery flow process then, and authenticate through optical line terminal, authentication by after just set up OAM passage between optical network unit and optical line terminal, namely set up above-mentioned OAM passage.After described OAM passage was set up, optical line terminal issued by self OAM data cell and comprises the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information to the OAM data cell of each optical network unit.
Step S102, described optical network unit carry out serial ports parameter configuration and serial ports service attribute parameter configuration according to described serial ports parameter and serial ports service attribute parameter; And according to the serial ports parameter and the serial ports service attribute parameter that dispose, carry out corresponding serial ports business.
The above-mentioned OAM information that comprises the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information, its frame head form is referring to table 1.And comprise following field in this expansion OAM information: destination address, raw address, expansion OAM frame type, frame subtype, mark, extended code etc.
Table 1:
| Octets | ? |
| 6 | Destination?Address |
| 6 | Source? |
| 2 | Length/ |
| 1 | |
| 2 | |
| 1 | Code=0xFE |
Referring to table 2, described serial ports parameter comprises: serial ports IP address, serial ports IP mask, VLAN (Virtual Local Area Network VLAN), the route network segment, network segment mask and webmaster parameter.
Table 2:
Referring to table 3, described serial ports service attribute parameter comprises: serial ports enables, mode of operation, local IP, local port, far-end IP, remote port, baud rate, data bit, check digit, position of rest, Flow Control, serial ports type.
Table 3:
Further, among the method embodiment of above-mentioned serial ports service management, described optical line terminal issues to comprise the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information to optical network unit and is specially: optical line terminal issues to optical network unit and comprises serial ports parameter expanding OAM information; Receive the serial ports parameter configuration successful information of optical network unit feedback, and issue to optical network unit and to comprise serial ports service attribute parameter expanding OAM information.To be optical line terminal could issue to optical network unit after the serial ports parameter configuration successful information of receiving the optical network unit feedback comprises serial ports service attribute parameter expanding OAM information, otherwise direct process ends.
Further, among the method embodiment of above-mentioned serial ports service management, described optical network unit is according to described serial ports parameter and serial ports service attribute parameter, carry out the serial ports parameter configuration and serial ports service attribute parameter configuration is specially: optical network unit comprises serial ports parameter expanding OAM information according to what optical line terminal issued, corresponding serial ports is carried out the serial ports parameter configuration, and to optical line terminal feedback serial ports parameter configuration successful information; What receive that optical line terminal issues comprises serial ports service attribute parameter expanding OAM information, and carries out serial ports service attribute parameter configuration.
Further, among the method embodiment of above-mentioned serial ports service management, optical network unit also needs to optical line terminal feedback configuration object information according to serial ports service attribute parameter configuration result, and this configuration result information comprises configuration failure information and configuration successful information.
The management method of the optical network unit serial ports business that above-described embodiment proposes, issue to optical network unit by optical line terminal and to comprise the serial ports parameter and to comprise serial ports service attribute parameter expanding OAM information, make optical network unit carry out serial ports parameter and serial ports service attribute parameter configuration according to described expansion OAM information, and carry out the mode of corresponding serial ports business, under not to optical network unit distributing IP address situation, realize the unified maintenance management to optical network unit serial ports business, saved EPON system ip address resource.
Below be described in detail with the method for an instantiation to serial ports service management of the present invention: (1) after the OAM passage of setting up between optical network unit and optical line terminal, optical line terminal is given to optical network unit with CLI order and is comprised serial ports parameter expanding OAM information.(2) after optical network unit receives and comprises serial ports parameter expanding OAM information, then according to described serial ports parameter corresponding serial ports is carried out parameter configuration, and to optical line terminal feedback configuration object information; Namely work as configuration successful then to optical line terminal feedback serial ports parameter configuration successful information; If configuration failure is then to light terminal feedback serial ports parameter configuration failure information.(3) optical line terminal is then handled accordingly according to configuration result, namely ought receive configuration successful information and then issue to the optical network unit of correspondence with CLI order and comprise serial ports service attribute parameter expanding OAM information; When receiving then process ends of configuration failure information.(4) optical network unit receives the described serial ports service attribute parameter expanding OAM information that comprises and then carries out corresponding serial ports service attribute parameter configuration afterwards, and give optical line terminal with the configuration result feedback information, described configuration result may be failed or success, if configuration failure then described configuration result information is wrong OAM frame information, if the described configuration result information of configuration successful is correct OAM frame information.Optical network unit just can be carried out the serial ports business after successfully disposing serial ports service attribute parameter.
In the above-mentioned instantiation, how the serial ports of optical network unit is formulated is that examples of ports by telecommunications 2.0 number is distinguished, as 36 00 01 01 05 first serial ports of expression, 01-04 represents Ethernet interface, optical network unit receive above-mentioned comprise serial ports service attribute parameter after, judge whether the port numbers in the parameter is the port numbers of serial ports type, if not then to the OAM frame information of optical line terminal feedback error.
Referring to Fig. 4,100 1 embodiment of system of serial ports service management of the present invention are proposed, comprise optical line terminal 101 and optical network unit 102.Described optical line terminal 101, be used for setting up Operations, Administration and Maintenance agreement (Operation, Adminsitration and Maintenance, OAM) behind the passage, issue to optical network unit and to comprise the serial ports parameter and to comprise serial ports service attribute parameter expanding OAM information.Described optical network unit 102 is used for according to described serial ports parameter and serial ports service attribute parameter, carries out serial ports parameter configuration and serial ports service attribute parameter configuration; And according to the serial ports parameter and the serial ports service attribute parameter that dispose, carry out corresponding serial ports business.
When powering on, at first finishes described optical network unit 102 the multipoint-controlled protocol discovery flow process, next finishes standard OAM protocol discovery flow process, finish expansion OAM protocol discovery flow process then, and through optical line terminal 101 authentications, authentication by after just set up the OAM passage of 101 of optical network unit 102 and optical line terminals, namely set up above-mentioned OAM passage.After described OAM passage was set up, optical line terminal 101 issued by self OAM data cell and comprises the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information to the OAM data cell of each optical network unit 102.
The above-mentioned OAM information that comprises the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information, its frame head form is referring to table 1.And comprise following field in this expansion OAM information: destination address, raw address, expansion OAM frame type, frame subtype, mark, extended code etc.
Referring to table 2, described serial ports parameter comprises: serial ports IP address, serial ports IP mask, VLAN (Virtual Local Area Network VLAN), the route network segment, network segment mask and webmaster parameter.
Referring to table 3, described serial ports service attribute parameter comprises: serial ports enables, mode of operation, local IP, local port, far-end IP, remote port, baud rate, data bit, check digit, position of rest, Flow Control, serial ports type.
Further, among 100 embodiment of system of above-mentioned serial ports service management, described optical line terminal 101 specifically comprises serial ports parameter expanding OAM information for issuing to optical network unit 102; And the serial ports parameter configuration successful information that receives optical network unit 102 feedbacks, and issue to optical network unit 102 and to comprise serial ports service attribute parameter expanding OAM information.To be optical line terminal could issue to optical network unit after the serial ports parameter configuration successful information of receiving the optical network unit feedback comprises serial ports service attribute parameter expanding OAM information, otherwise direct process ends.
Further, among 100 embodiment of system of above-mentioned serial ports service management, and the described optical network unit 102 of MNMaintenance, concrete being used for comprises serial ports parameter expanding OAM information according to what optical line terminal 101 issued, corresponding serial ports is carried out the serial ports parameter configuration, and to optical line terminal 101 feedback serial ports parameter configuration successful information; And receive that optical line terminal 101 issues comprise serial ports service attribute parameter expanding OAM information, and carry out serial ports service attribute parameter configuration.
Further, among 100 embodiment of system of above-mentioned serial ports service management, optical network unit 102 also is used for according to serial ports service attribute parameter configuration result, to optical line terminal 101 feedback configuration object informations, this configuration result information comprises configuration failure information and configuration successful information.
The management system 100 of the optical network unit serial ports business that above-described embodiment proposes, issue to optical network unit 102 by optical line terminal 101 and to comprise the serial ports parameter and to comprise serial ports service attribute parameter expanding OAM information, make optical network unit 102 carry out serial ports parameter and serial ports service attribute parameter configuration according to described expansion OAM information, and carry out the mode of corresponding serial ports business, under not to optical network unit 102 distributing IP address situations, realize the unified maintenance management to optical network unit 102 serial ports business, saved EPON system ip address resource.
Following instantiation is described in detail the system 100 of serial ports service management of the present invention: (1) after the OAM passage of setting up 101 of optical network unit 102 and optical line terminals, optical line terminal 101 is sent out 102 times with the CLI order to optical network unit and is comprised serial ports parameter expanding OAM information.(2) after optical network unit 102 receives and comprises serial ports parameter expanding OAM information, then according to described serial ports parameter corresponding serial ports is carried out parameter configuration, and to optical line terminal 101 feedback configuration object informations; Namely work as configuration successful then to optical line terminal 101 feedback serial ports parameter configuration successful information; If configuration failure is then to optical line terminal 101 feedback serial ports parameter configuration failure informations.(3) 101 of optical line terminals are handled accordingly according to configuration result, namely ought receive configuration successful information and then issue to the optical network unit 102 of correspondence with CLI order and comprise serial ports service attribute parameter expanding OAM information; When receiving then process ends of configuration failure information.(4) optical network unit 102 receives the described serial ports service attribute parameter expanding OAM information that comprises and then carries out corresponding serial ports service attribute parameter configuration afterwards, and may fail or success for optical line terminal 101, described configuration result the configuration result feedback information; If configuration failure then described configuration result information is wrong OAM frame information, if the described configuration result information of configuration successful is correct OAM frame information.Optical network unit 102 just can be carried out the serial ports business after successfully disposing serial ports service attribute parameter.
In the above-mentioned instantiation, the examples of ports of the serial ports of optical network unit 102 by telecommunications 2.0 number distinguished, as 36 00 01 01 05 first serial ports of expression, 01-04 represents Ethernet interface, optical network unit 102 receive above-mentioned comprise serial ports service attribute parameter after, judge whether the port numbers in the parameter is the port numbers of serial ports type, if not then to the OAM frame information of optical line terminal 101 feedback error.
Should be understood that, below only be the preferred embodiments of the present invention, can not therefore limit claim of the present invention, every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do, or directly or indirectly be used in other relevant technical fields, all in like manner be included in patent of the present invention and comprise in the scope.
Claims (10)
1. the way of a serial ports service management is characterized in that, comprises step:
After setting up Operations, Administration and Maintenance agreement OAM passage, optical line terminal issues to optical network unit and comprises the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information;
Described optical network unit carries out serial ports parameter configuration and serial ports service attribute parameter configuration according to described serial ports parameter and serial ports service attribute parameter; And according to the serial ports parameter and the serial ports service attribute parameter that dispose, carry out corresponding serial ports business.
2. according to the method for the described serial ports service management of claim 1, it is characterized in that,
Described serial ports parameter comprises: serial ports IP address, serial ports IP mask, VLAN Vlan, the route network segment, network segment mask and webmaster parameter.
3. according to the method for the described serial ports service management of claim 2, it is characterized in that,
Described serial ports service attribute parameter comprises: serial ports enables, mode of operation, local IP, local port, far-end IP, remote port, baud rate, data bit, check digit, position of rest, Flow Control, serial ports type.
4. according to the method for the described serial ports service management of claim 3, it is characterized in that described optical line terminal issues to comprise the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information to optical network unit and is specially:
Optical line terminal issues to optical network unit and comprises serial ports parameter expanding OAM information;
Receive the serial ports parameter configuration successful information of optical network unit feedback, and issue to optical network unit and to comprise serial ports service attribute parameter expanding OAM information.
5. according to the method for the described serial ports service management of claim 4, it is characterized in that described optical network unit is according to described serial ports parameter and serial ports service attribute parameter, carry out the serial ports parameter configuration and serial ports service attribute parameter configuration is specially:
Optical network unit comprises serial ports parameter expanding OAM information according to what optical line terminal issued, and corresponding serial ports is carried out the serial ports parameter configuration, and to optical line terminal feedback serial ports parameter configuration successful information;
What receive that optical line terminal issues comprises serial ports service attribute parameter expanding OAM information, and carries out serial ports service attribute parameter configuration.
6. the system of a serial ports service management is characterized in that, comprising:
Optical line terminal is used for after setting up Operations, Administration and Maintenance agreement OAM passage, issues to optical network unit to comprise the serial ports parameter and comprise serial ports service attribute parameter expanding OAM information;
Described optical network unit is used for according to described serial ports parameter and serial ports service attribute parameter, carries out serial ports parameter configuration and serial ports service attribute parameter configuration; And according to the serial ports parameter and the serial ports service attribute parameter that dispose, carry out corresponding serial ports business.
7. according to the system of the described serial ports service management of claim 6, it is characterized in that,
Described serial ports parameter comprises: serial ports IP address, serial ports IP mask, VLAN Vlan, the route network segment, network segment mask and webmaster parameter.
8. according to the system of the described serial ports service management of claim 7, it is characterized in that,
Described serial ports service attribute parameter comprises: serial ports enables, mode of operation, local IP, local port, far-end IP, remote port, baud rate, data bit, check digit, position of rest, Flow Control, serial ports type.
9. the system of described serial ports service management according to Claim 8 is characterized in that,
Described optical line terminal specifically comprises serial ports parameter expanding OAM information for issuing to optical network unit; And the serial ports parameter configuration successful information that receives the optical network unit feedback, and issue to optical network unit and to comprise serial ports service attribute parameter expanding OAM information.
10. according to the system of the described serial ports service management of claim 9, it is characterized in that,
Described optical network unit, concrete being used for comprises serial ports parameter expanding OAM information according to what optical line terminal issued, and corresponding serial ports is carried out the serial ports parameter configuration, and to optical line terminal feedback serial ports parameter configuration successful information; And receive that optical line terminal issues comprise serial ports service attribute parameter expanding OAM information, and carry out serial ports service attribute parameter configuration.
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