CN101159598B - Remote management method of passive optical network terminal equipment - Google Patents
Remote management method of passive optical network terminal equipment Download PDFInfo
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- CN101159598B CN101159598B CN2007101632634A CN200710163263A CN101159598B CN 101159598 B CN101159598 B CN 101159598B CN 2007101632634 A CN2007101632634 A CN 2007101632634A CN 200710163263 A CN200710163263 A CN 200710163263A CN 101159598 B CN101159598 B CN 101159598B
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Abstract
The invention relates to the field of passive optical network and discloses a remote management method of a passive optical network terminal device. In the passive optical network, an optical line terminal performs the signaling interaction with a remote login protocol service terminal of the optical network terminal by using a remote login protocol client terminal, and a network management terminal performs the remote management of the optical network terminal via the optical line terminal by means of a command line. The method is easy to control and operate, and can enhance the function of the passive optical network device and increase the efficiency and flexibility of passive optical network maintenance.
Description
Technical field
The present invention relates to passive optical network, relate in particular to a kind of method for remote management of passive optical network terminal.
Background technology
(Passive Optical Network, PON) technology is a kind of broadband passive optical network technology to EPON.As a kind of access network equipment, main application is Ethernet passive optical network (Ethernet Passive Optical Network, EPON) equipment and gigabit passive optical network (GigabitPassive Optical Network, GPON) equipment at present.Optical line terminal (the Optical Line Terminal of the local side apparatus of EPON-for example, OLT) general tens to several thousand the terminal equipment Optical Network Terminal (Optical Network Terminal ONT) of hanging down, OLT is placed in operator's machine room, ONT then is placed on position (as in the user family or in the enterprise) away from machine room according to different application scenarios, places very and disperses.In view of the ONT number is numerous, the long and characteristics of disperseing of distribution distance are carried out unified telemanagement at local side to ONT and are just seemed and be even more important.
Telemanagement to ONT at present mainly contains following several mode:
(1) operation management maintain (Operation Administration and Maintenance OAM) or ONT management control interface (ONT Management and Control Interface OMCI) mode:
The manner belongs to the outband management mode, and ONT supports OAM or OMCI, and OLT manages ONT by OAM or OMCI.The weak point of this mode is to increase if desired new management object, must revise the software of ONT side and OLT side simultaneously, and extensibility is not strong.
(2) WEB mode:
The manner belongs to the in-band management mode, requires to support that ONT provides WEB server.On this basis, utilize the Web webmaster of Telnet ONT to come ONT is managed in the OLT side.The weak point of this mode is to realize Web webmaster more complicated, and needs ONT to support part three layer functions, need distribute an IP address for each ONT, and when the ONT number was big, the IP address resource that it consumed was also bigger.
(3) Simple Network Management Protocol (Simple Network Management Protocol, SNMP) mode:
The manner belongs to the in-band management mode, requires ONT that the SNMP of support agency is arranged, and links to each other with ONT by in-band channel in the OLT side, by the standard snmp protocol ONT is managed.The weak point of this mode is to realize complicated SNMP agency on ONT, and need take a large amount of IP address resources.
(4) TR069 mode:
The manner belongs to the in-band management mode, requires ONT to support the TR069 standard of DSL (Digital Subscriber Line, DigitalSubscriber Line) forum, by proprietary ACS (Auto-ConfigurationServer, Automatic Configuration Server) ONT is managed.The weak point WEB of this mode and SNMP mode are similar.
(5) Telnet Telnet Telnet mode:
Present applied Telnet mode manages ONT, mainly is with the registered permanent residence ONT to be carried out local management by what connect ONT, and this mode need arrive in the user family and safeguard.
In sum, prior art when the telemanagement that realizes passive optical network terminal, have mainly that extensibility is strong, the equipment more complicated, take the IP address resource big, be subjected to problem and defective such as servicing area restriction.
Summary of the invention
Technical problem to be solved by this invention is, a kind of method for remote management of passive optical network terminal is provided, at existing management method take that the IP address resource is many, management is subjected to problems such as locus restriction, autgmentability difference, by simply and the mode of saving resource realize telemanagement easily.
For solveing the technical problem, the invention provides a kind of method for remote management of passive optical network terminal, characteristics are:
In EPON, optical line terminal utilizes the Telnet service end of Telnet client and Optical Network Terminal to carry out Signalling exchange, and network management terminal adopts the mode of order line by optical line terminal Optical Network Terminal to be carried out telemanagement.
Further, described method for remote management comprises the steps:
(1) network address of configuration Telnet client and each Optical Network Terminal on optical line terminal, simultaneously, the network address of configuration Telnet service end and this Optical Network Terminal on Optical Network Terminal;
(2) when network management terminal enters remote management mode to certain Optical Network Terminal, optical line terminal utilizes the Telnet client to sign in to the Telnet service end of this Optical Network Terminal according to the network address of this Optical Network Terminal, both sides' checking by after set up the Telnet management channels;
(3) in the telemanagement process, optical line terminal is transmitted to Optical Network Terminal with the administration order of network management terminal, and Optical Network Terminal is handled the administration order from system side, and output command process information and prompt are given optical line terminal;
(4) optical line terminal will return to network management terminal from command process information and the prompt that Optical Network Terminal receives.
Further, described management method also comprises:
When (5) telemanagement finishes, the finish command that optical line terminal issues network management terminal is sent to the Telnet service end of Optical Network Terminal by the Telnet client, optical line terminal is closed the Telnet client, Optical Network Terminal is closed the Telnet service end, finishes the telemanagement process.
The network address of described Optical Network Terminal is the subnet of ip address under the optical line terminal.
Further also dispose the order line management interface that carries out command interaction with network management terminal described in the step (1) on the optical line terminal, be used for the administration order of receiving network managing terminal, or to network management terminal return command process information and prompt.
Step further comprises the steps: in (2)
(21) under remote management mode, optical line terminal look for the network address of this Optical Network Terminal configuration, if find the network address into this Optical Network Terminal configuration, then start local Telnet client, sign in to this Optical Network Terminal in the Telnet mode according to the network address that is disposed;
(22) login of the Telnet client of this Optical Network Terminal response light line terminal, after checking is passed through, the commands in return prompt;
(23) after optical line terminal receives orders prompt, prompt is exported to network management terminal, the expression login finishes, and sets up Telnet telemanagement passage and finishes.
In the described step (21):
If, then this Optical Network Terminal is not carried out telemanagement, process ends if do not find the network address that disposes into this Optical Network Terminal.
In the described step (21):
During the Telnet login, adopt the mode of importing the password login mode automatically or inputing the password login by the user.
In EPON, optical line terminal utilizes Telnet service end and/or serial line interface and network management terminal to carry out command interaction.
Adopt the method for the invention, compared with prior art, owing to taked by enter into the ONT remote management mode under same order line administration interface, then the automatic Telnet of OLT signs in to the way to manage of ONT, has realized with the unified management of straightforward procedure to OLT and ONT.This method only needs OLT that the public ip address of a webmaster management usefulness is provided, and the IP address of OLT and ONT communication can guarantee that the ONT IP address under an OLT does not repeat to get final product with privately owned subnet of ip address, can not consume a large amount of IP address resources.This method control realizes simply having strengthened the function of PON equipment, and having improved the efficient and the flexibility of PON network operation flexibly.
Description of drawings
Fig. 1 is system's topo graph of PON network management;
Fig. 2 is the technical solution of the present invention overview flow chart;
Fig. 3 is the process chart of OLT side;
Fig. 4 is the process chart of ONT side.
Embodiment
The present invention is directed to take in the existing method for remote management IP address resource many, manage the problems such as locus restriction, autgmentability difference that are subjected to, proposed a kind of method that terminal equipment ONT in the EPON is carried out telemanagement with command line mode, undertaken alternately with the telemanagement of command line mode realization ONT by the telnet client of OLT side and the Telnet service end of ONT side.
During realization, the order line management interface that on local side apparatus OLT, provides, the receiving network managing terminal is by the order to equipment control of serial ports or Telnet agreement, under command line mode, enter the ONT remote management mode, OLT provides the implicit IP address of ONT management, order forwarding module and telnet client, according to the IP address that disposes ONT, automatically ONT is carried out the Telnet Telnet.When the command line interface of network management terminal by OLT entered into the remote management mode of certain ONT interface, OLT set up the Telnet management channels according to the IP address that disposes for ONT with ONT, and network manager can carry out telemanagement to ONT.
During realization,, provide Telnet service end, can handle telnet command, handle back output information and give client from system side in the ONT side; OLT gives network management terminal with telnet client from command process information and prompt loopback that ONT receives; When withdrawing from the ONT remote management mode after network management operation is finished, order line will turn back to the upper level management mode.
As shown in Figure 1, be the network management system topo graph of passive optical network PON.As can be seen from Figure 1, a network management terminal can connect a network (Internet or Intranet) a plurality of optical line terminal OLT are managed, and also can directly manage an OLT by serial ports or by network management interface.
OLT herein is meant the OLT network element device of local side, and an OLT can comprise a PON mouth, also can comprise a plurality of PON mouths.Can join a plurality of Optical Network Terminal ONT by optical splitter under the PON mouth.
For realizing telemanagement to ONT, in EPON shown in Figure 1, Telnet service end and/or serial line interface need be provided on local side apparatus OLT, the Telnet service end that is provided can be for network management terminal remote access, the distance of serial ports transmission is very short, can only make network management terminal closely visit.The order line management interface also is provided on the local side apparatus OLT, is used for the administration order of receiving network managing terminal, the order line management of network enabled office terminal; Simultaneously, need to provide telnet client on the OLT, has the private IP address that ONT is managed, when under the order line way to manage of OLT, entering the ONT remote management mode, OLT signs in to ONT automatically by telnet client, and OLT extracts and sends to ONT to the administration order of ONT and by telnet client.
Optical Network Terminal ONT in the EPON then provides the Telnet server end, and the IP address is used in the configuration telemanagement, and promptly ONT can the back-up system side carry out the Telnet management to it.ONT receives the system side administration order that the OLT side is sent, and order is handled, and gives OLT with the process information loopback.OLT returns to network management terminal with these information again.
Telnet client on OLT login ONT realizes by data channel, sends data to ONT by the PON mouth of OLT, and ONT provides the Telnet service end that the telnet command of receiving from the PON mouth is handled.
Fig. 2 is based on the realization principle flow chart that EPON realization shown in Figure 1 is carried out telemanagement to network terminal ONT.
(1) at first, OLT and ONT are configured finish after, network management terminal enters certain online ONT remote management mode under command line mode.
(2) then, under remote management mode, OLT look for the IP address of this ONT configuration:
If, then can not carry out telemanagement, process ends to this ONT not to this ONT configuration of IP address;
If this ONT has been disposed the IP address, then OLT starts local telnet client process, signs in to this ONT according to the IP address that is disposed in the Telnet mode.
(3) the Telnet login of ONT response OLT, after checking is passed through, the commands in return prompt.
(4) after OLT receives orders prompt, prompt is exported to network management terminal, expression has entered under the ONT remote management mode, and network management terminal can manage ONT by input command.
(5) after OLT receives network management command, will order and send to ONT by telnet client.
(6) ONT receives order by local Telnet service end, and order is handled, and gives OLT with the information loopback that needs after finishing dealing with to show.
(7) when network management terminal will withdraw from the interface modes of this telemanagement, when OLT receives exit instruction, send exit instruction, and close the telnet client process of OLT side to ONT; ONT receives exit instruction, then closes the Telnet service end process of ONT side.
Fig. 3 is the process chart of OLT side in the telemanagement process.As shown in Figure 3, the network management terminal fill order is advanced into the ONT remote management mode, and after OLT received the order that enters this pattern, it was the IP address of which ONT being handled and searching this ONT that OLT distinguishes:
If do not find IP address into this ONT configuration, then can't manage it, the loopback network management terminal can't information of managing;
If find the IP address into this ONT configuration, then OLT starts local telnet client process, by the Telnet mode ONT is carried out Telnet.
During login, OLT can with ONT interactive user encrypted message, treat that ONT checking is passed through after, OLT receives the CMD of ONT, the expression login finishes.The process that described user cipher is mutual can be finished automatically also and can be imported by user oneself.
After login was finished, OLT showed the CMD loopback that the user can manage ONT by input command to network management terminal.
Under the ONT remote management mode, OLT issues ONT by telnet client from the user command that network management terminal is received; And also will being transmitted to network management terminal, the process information that OLT receives from ONT shows.
When OLT receives that when exiting command, will exit command is transmitted to ONT, finish the telnet client process.
Fig. 4 is the process chart of ONT side in the telemanagement process.As shown in Figure 4, the ONT side is received the Telnet logging request that the telnet client of OLT sends, and starts Telnet service end process, with OLT interactive user encrypted message, treat that the ONT checking is passed through after, the echo command prompt, the expression login finishes.ONT waits for the user management order that the forwarding of OLT comes, receive administration order after, order is handled, give OLT with the process information loopback after finishing dealing with.When the forwarding of receiving OLT come exit command the time, finish Telnet service end process.
The method of the invention is taked to sign in to ONT by enter into the ONT remote management mode under same order line administration interface by the automatic Telnet of OLT, has realized with the unified management of straightforward procedure to OLT and ONT.This method only needs OLT that the public ip address of a webmaster management usefulness is provided, and the IP address of OLT and ONT communication can guarantee that the ONT IP address under an OLT does not repeat to get final product with privately owned subnet of ip address, can not consume a large amount of IP address resources.This method control realizes simply having strengthened the function of PON equipment, and having improved the efficient and the flexibility of PON network operation flexibly.
Described herein is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Therefore, all any modifications of being done within the spirit and principles in the present invention, be equal to replacement, improve and upgrade or the like, all should be included within protection scope of the present invention.
Claims (8)
1. the method for remote management of a passive optical network terminal is characterized in that:
In EPON, optical line terminal utilizes the Telnet service end of Telnet client and Optical Network Terminal to carry out Signalling exchange, network management terminal adopts the mode of order line by optical line terminal Optical Network Terminal to be carried out telemanagement, and this method comprises:
(1) network address of configuration Telnet client and each Optical Network Terminal on optical line terminal, simultaneously, the network address of configuration Telnet service end and this Optical Network Terminal on Optical Network Terminal;
(2) when network management terminal enters remote management mode to certain Optical Network Terminal, optical line terminal utilizes the Telnet client to sign in to the Telnet service end of this Optical Network Terminal according to the network address of this Optical Network Terminal, both sides' checking by after set up the Telnet management channels;
(3) in the telemanagement process, optical line terminal is transmitted to Optical Network Terminal with the administration order of network management terminal, and Optical Network Terminal is handled the administration order from system side, and output command process information and prompt are given optical line terminal;
(4) optical line terminal will return to network management terminal from command process information and the prompt that Optical Network Terminal receives.
2. method for remote management as claimed in claim 1 is characterized in that, described management method also comprises:
When (5) telemanagement finishes, the finish command that optical line terminal issues network management terminal is sent to the Telnet service end of Optical Network Terminal by the Telnet client, optical line terminal is closed the Telnet client, Optical Network Terminal is closed the Telnet service end, finishes the telemanagement process.
3. method for remote management as claimed in claim 1 is characterized in that, the network address of described Optical Network Terminal is the subnet of ip address under the optical line terminal.
4. method for remote management as claimed in claim 1, it is characterized in that, further also dispose the order line management interface that carries out command interaction with network management terminal described in the step (1) on the optical line terminal, be used for the administration order of receiving network managing terminal, or to network management terminal return command process information and prompt.
5. as claim 1 or 3 described method for remote management, it is characterized in that step further comprises the steps: in (2)
(21) under remote management mode, optical line terminal look for the network address of this Optical Network Terminal configuration, if find the network address into this Optical Network Terminal configuration, then start local Telnet client, sign in to this Optical Network Terminal in the Telnet mode according to the network address that is disposed;
(22) login of the Telnet client of this Optical Network Terminal response light line terminal, after checking is passed through, the commands in return prompt;
(23) after optical line terminal receives orders prompt, prompt is exported to network management terminal, the expression login finishes, and sets up Telnet telemanagement passage and finishes.
6. method for remote management as claimed in claim 5 is characterized in that, in the described step (21):
If, then this Optical Network Terminal is not carried out telemanagement, process ends if do not find the network address that disposes into this Optical Network Terminal.
7. method for remote management as claimed in claim 5 is characterized in that, during the login of described step (21) medium-long range login protocol, adopts the mode of importing the password login mode automatically or being inputed the password login by the user.
8. method for remote management as claimed in claim 1 is characterized in that, in EPON, optical line terminal utilizes Telnet service end and/or serial line interface and network management terminal to carry out command interaction.
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| CN2007101632634A CN101159598B (en) | 2007-10-19 | 2007-10-19 | Remote management method of passive optical network terminal equipment |
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| CN2007101632634A CN101159598B (en) | 2007-10-19 | 2007-10-19 | Remote management method of passive optical network terminal equipment |
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| CN101159598A CN101159598A (en) | 2008-04-09 |
| CN101159598B true CN101159598B (en) | 2011-06-22 |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101594250B (en) * | 2008-05-28 | 2012-04-25 | 华为技术有限公司 | Method, device and system for building management and maintenance channel in passive optical network system |
| CN102098274A (en) * | 2009-12-14 | 2011-06-15 | 中兴通讯股份有限公司 | Method and system for external terminal to remotely log in slave equipment |
| CN103139187A (en) * | 2011-12-02 | 2013-06-05 | 中兴通讯股份有限公司 | Method and device for interacting with telnet servers |
| CN103634708B (en) * | 2012-08-27 | 2016-12-21 | 华为终端有限公司 | Support protocol message exchange method and the device of affairs |
| CN103152208B (en) * | 2013-03-29 | 2016-01-20 | 深圳市磊科实业有限公司 | A kind of passive optical network of sing on web mode and its implementation |
| CN104333462A (en) * | 2014-10-27 | 2015-02-04 | 深圳市云猫信息技术有限公司 | Method, system and mobile terminal for configuring optical network unit |
| CN105992078A (en) * | 2015-02-05 | 2016-10-05 | 中兴通讯股份有限公司 | Method and apparatus for controlling management mode of optical network unit in passive optical network |
| WO2017054143A1 (en) * | 2015-09-29 | 2017-04-06 | 华为技术有限公司 | Method, apparatus and system for remotely debugging onu by means of olt |
| CN105611436A (en) * | 2016-01-07 | 2016-05-25 | 烽火通信科技股份有限公司 | Method and system for realizing TACACS+ on OLT |
| CN107241207B (en) * | 2016-03-29 | 2022-10-28 | 中兴通讯股份有限公司 | Equipment management method and device |
| CN109215158A (en) * | 2018-08-27 | 2019-01-15 | 烽火通信科技股份有限公司 | A kind of PON equipment routing inspection method, apparatus and storage medium |
| CN111836137B (en) * | 2020-06-28 | 2022-03-25 | 烽火通信科技股份有限公司 | System and method for remotely logging in optical network unit |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101043352A (en) * | 2006-03-22 | 2007-09-26 | 华为技术有限公司 | Method for configuring Native VLAN for GPON system and processing Ethernet packets |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101043352A (en) * | 2006-03-22 | 2007-09-26 | 华为技术有限公司 | Method for configuring Native VLAN for GPON system and processing Ethernet packets |
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