CN101179420B

CN101179420B - Method of preventing copy use of pluggable optical module

Info

Publication number: CN101179420B
Application number: CN2006101385755A
Authority: CN
Inventors: 张萌; 罗亚军
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2006-11-09
Filing date: 2006-11-09
Publication date: 2010-09-29
Anticipated expiration: 2026-11-09
Also published as: CN101179420A

Abstract

The invention provides a method for resulting in that a pluggable optical module is not used by duplication, which comprises the writing process and the detection process. The writing process comprises the step that the unique identification is written into a read-write register of the reserved part of the pluggable optical module. The detection process comprises the following steps that: the first step: a network management module periodically inquires the identification of the pluggable optical module of the currently running network equipments in the overall network and checks whether the pluggable optical modules with the same identification information exist; the second step: if the network management module detects the repeated identification information, the network management module sends down the command to inform the network equipment of the pluggable optical module with the repeated identification information; the third step: a equipment management module carries out the corresponding exception handling according to the engagement after receiving the command. By adopting the method of the invention, any investment does not need to be increased with respect to the hardware and the uniqueness of the use of the pluggable optical module can be assured.

Description

A kind of method that makes pluggable optical module not be replicated use

Technical field

The present invention relates to a kind of technical field that is used for the pluggable optical module of communication equipment, particularly a kind of method that makes pluggable optical module not be replicated use.

Background technology

Former SDH (Synchronous Digital Hierarchy) (Synchronous Digital Hierarchy, hereinafter to be referred as SDH) in the communication equipment, what use is the optical module that can not plug, optical module and veneer weld together, and corresponding mark all can be arranged on the veneer, as bar code information, if optical module goes wrong like this, can find the information such as the time of making the product, maintenance record of corresponding veneer by the mark on the veneer, be convenient to orientation problem.

Along with development of technology, the use of pluggable optical module in the communication equipment of SDH more and more widely, optical module and veneer do not have direct relation mutually, can not obtain the information of optical module again by the method for the mark on the Query Board, if optical module took place to change or other problems in the use like this, can't find record.

In addition, because it is a lot of to produce the producer of pluggable optical module at present, a lot of optical modules can directly have been bought from the market, these optical modules are on interface, may can accomplish complete compatibility, but can't guarantee the reliability of these modules, so equipment vendors have proposed a kind of method that optical module is discerned automatically, can write certain label information by fixed memory zone, read these label informations in the running again and carry out the legitimacy judgement to optical module.But because the register area of optical module is open, the user of service still can change or use on the market non-reliable optical module by the way of copy.

At the problems referred to above, need a kind of method, source-information that can the pluggable optical module of mark and guarantee that it can not be replicated use.

Summary of the invention

The purpose of this invention is to provide a kind of method, by writing the label information of a uniqueness on pluggable optical module, and whether unique, guarantee that it can not be replicated use if making regular check on the optical module that uses in the network-wide basis.

In view of above-mentioned purpose, the invention provides a kind of method that makes pluggable optical module not be replicated use, comprise ablation process and testing process, described label information generates according to the type that writes the time of label information, the serial number that writes the equipment of pluggable optical module, pluggable optical module, the label information that in the time on the same day, generates, when writing label information, sequence number will increase by 1 at every turn;

Ablation process is to write unique label information in the read-write register of part that pluggable optical module is reserved,

Testing process may further comprise the steps:

The first step: network management module is regularly inquired about in the network-wide basis, the label information of the pluggable optical module of the current network equipment that is moving, and above-mentioned label information is sorted, and whether checks the identical pluggable optical module of underlined information;

Second step: if network management module is checked through the label information of repetition, the pluggable optical module of the label information that transmitting order to lower levels informing network equipment duplicates;

The 3rd step: after the device management module in the above-mentioned network equipment is received mentioned order, carry out corresponding abnormality processing according to a preconcerted arrangement.

Above-mentioned abnormality processing is that the corresponding light mouth of the above-mentioned network equipment is set is unavailable, and reports pluggable optical module to use collision alert.

Described label information writes pluggable optical module by equipment and the label information writing module that label information is write pluggable optical module.Label information can generate according to the type of the time that writes label information, the serial number that writes the equipment of pluggable optical module, pluggable optical module.For the equipment that writes pluggable optical module, in one day time, write label information at every turn, sequence number will increase by 1, does not duplicate with the label information that guarantees each pluggable optical module.

Adopt the described scheme of this method, use simply, cost is lower, does not need to increase any input at hardware aspect, just can effectively guarantee the uniqueness that pluggable optical module uses, and can not be copied freely use.

Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.For the person of ordinary skill in the field, from detailed description of the invention, above-mentioned and other purposes of the present invention, feature and advantage will be apparent.

Description of drawings

Fig. 1 is the accompanying drawing of the module hierarchical relationship in expression this method.

Fig. 2 is the flow chart that label information is write pluggable optical module of a preferred embodiment of the present invention.

Fig. 3 is the flow chart of label information of the verification pluggable optical module of a preferred embodiment of the present invention.

Embodiment

Below in conjunction with the drawings and specific embodiments a kind of method that makes pluggable optical module not be replicated use of the present invention is described in further detail.

The present invention is mainly used in the SDH optical communication field, also can expand to the field that other uses can plug device.

The pluggable optical module of this method can be the SFP type.Pluggable optical module 102 provides two zones by 256 bytes of 2 line serial interface access, label information S can be write these two zones.

This method that makes pluggable optical module not be replicated use relates to hardware components and software section, wherein hardware components comprises: PC, be used for loading with label information writing module 101 and network management module 104, wherein, this label information writing module 101 is used for label information is write pluggable module; Be used for label information is write the equipment of pluggable optical module, also claim agglomerating plant; Actual motion equipment and pluggable optical module 102.Software section sees also shown in Figure 1, and it comprises: label information writing module 101; Equipment operation module 103; Network management module 104 is used for the equipment of management operating.

The process that label information S is write pluggable optical module 102 of a preferred embodiment of the present invention as shown in Figure 2.

At first, pluggable optical module 102 is inserted agglomerating plants, move label information writing module 101 then, guarantee that label information writing module 101 can operate pluggable optical module 102, execution in step 201 then.

Step 201, label information writing module 101 generates the label information S of optical module, and S is unique for this label information, and promptly for different pluggable optical module 102, the label information S of generation must be different.The production method of this label information S can be a plurality of as long as guarantee the method that the label information of each pluggable optical module does not duplicate, in the present embodiment, with following method is example: the type according to the time (year, month, day) of sintering, the serial number of agglomerating plant (serial number that different agglomerating plants adopts is inequality), optical module generates label information S, simultaneously for agglomerating plant, in one day time, each sintering, sequence number will increase by 1, so just can guarantee that the label information S of each pluggable optical module can not duplicate.

Step 202: the address 90-9FH of the read-write register of reserving at pluggable optical module 102 of part writes label information S.

The process of the label information S of the verification pluggable optical module 102 of a preferred embodiment of the present invention as shown in Figure 3.

The pluggable optical module 102 that at first will write label information S inserts actual motion equipment, and after the actual motion device power, equipment operation module 103 brings into operation, execution in step 301.

Step 301: network management module 104 regularly issues the order of the label information S of inquiry pluggable optical module 102 to the all-network equipment of its management, for example be 15 minutes; After equipment operation module 103 receives querying command, read the content of address 90-9FH, it is reported network management module 104.

Step 302: label information writing module 104 sorts the label information S of the pluggable optical module 102 that counts on, and checks the label information S whether repetition is arranged, if find the label information S that repeats, execution in step 303; If find the label information S of repetition, direct process ends.

Step 303, the network equipment of the pluggable optical module 102 that the transmitting order to lower levels notice duplicates, in case equipment operation module 103 is received pluggable optical module 102 and uses the order that repeats that it is unavailable that corresponding light mouth just is set, and report pluggable optical module 102 to use collision alert.

The above is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; If do not break away from the spirit and scope of the present invention, the present invention is made amendment or is equal to replacement, all should be encompassed in the middle of the protection range of claim of the present invention.

Claims

1. a method that makes pluggable optical module not be replicated use is characterized in that, comprises ablation process and testing process,

Ablation process is: write unique label information in the read-write register of part that pluggable optical module is reserved, described label information generates according to writing the time of label information, the serial number of agglomerating plant, the type of pluggable optical module, wherein, described agglomerating plant is for writing label information the equipment of pluggable optical module; The label information that in the time on the same day, generates, when writing label information, sequence number will increase by 1 at every turn;

Testing process may further comprise the steps:

The first step: network management module is regularly inquired about in the network-wide basis, the label information of the pluggable optical module of the current network equipment that is moving, and whether checks the identical pluggable optical module of underlined information;

Second step: if network management module is checked through the label information of repetition, transmitting order to lower levels informing network equipment duplicates the pluggable optical module of label information;

2. method according to claim 1 is characterized in that, above-mentioned abnormality processing is that the corresponding light mouth of the above-mentioned network equipment is set is unavailable, and reports pluggable optical module to use collision alert.