CN101969583A - Total service cross configuration method and device for optical transmission system - Google Patents
Total service cross configuration method and device for optical transmission system Download PDFInfo
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- CN101969583A CN101969583A CN2009101520924A CN200910152092A CN101969583A CN 101969583 A CN101969583 A CN 101969583A CN 2009101520924 A CN2009101520924 A CN 2009101520924A CN 200910152092 A CN200910152092 A CN 200910152092A CN 101969583 A CN101969583 A CN 101969583A
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Abstract
The invention discloses a total service cross configuration method and a total service cross configuration device for an optical transmission system. The method comprises the following steps of: configuring standby pages according to the configuration information aiming at low-order/high-order cross systems respectively, sending a 'page turning ready signal' to an opposite party after the configuration of the standby pages is finished, starting the page turning operation after the low-order/high-order cross systems receive the page turning ready signal of the opposite party respectively, and indicating the opposite party to clear the page turning ready signal by the low-order/high-order cross systems after the operation is finished respectively. Compared with the prior art, the method and the device can finish total service cross configuration without transient interruption on the low-order/high-order cross systems, and have good synchronism and stability.
Description
Technical field
The present invention relates to the optical transport network technical field, relate in particular to a kind of professional cross-over configuration method of full dose and device of optical transmission system.
Background technology
Along with the progress of society, people are increasing to the demand of communication, and to the also enhancing thereupon of dependence of communication robust, the serious consequence that is produced by communicating interrupt (comprising professional hit) becomes and is difficult to estimate.
At present, in communication system, in order to reduce the influence of business configuration to professional hit, cross chips generally adopts page turning mechanism (earlier time slot configuration to be write standby page Standby Page, again the standby page is switched to main with page Active Page, promptly finish the page turning process), guarantee professional no hit in the business configuration process.Generally transmitting network element can take 1+1 protection to cross system, promptly inserts two groups low/high-order cross system.Singly low/high order system refers to not have the situation of protection; only insert one group low/high-order cross system; equipment for low order/high-order cross system independent operating; because low order/high-order cross system page turning is asynchronous, so the influence of only adopting independently page turning mechanism still can't avoid the professional cross-over configuration of full dose that business is produced.
At present, for the equipment of low order/high-order cross system independent operating, it is few to be used to the method that reduces service impact in the process of professional cross-over configuration, and the patent that guarantees professional no hit during for the professional cross-over configuration of full dose still less.In the existing method, by switching master spare low-order/high-order cross system repeatedly, the professional cross-over configuration of assurance full dose does not have hit, by comparison to historical service configuration information and current business configuration information, when guaranteeing that cross reference does not change, business is not subjected to the hit influence, but can not guarantee professional no hit for the professional cross-over configuration of full dose.Thereby above-mentioned method of the prior art all can't be finished in single low order/high-order cross system the no hit configuration of the professional intersection of full dose.
Summary of the invention
Technical problem to be solved by this invention is, a kind of professional cross-over configuration method and apparatus of full dose of optical transmission system is provided, and is used for finishing the no hit configuration of the professional intersection of full dose at low order/high-order cross system.
In order to address the above problem, the present invention proposes the professional cross-over configuration device of a kind of full dose, comprising: low order interlace algorithm system, high-order cross system, low order arrive the direct-connected line of low order interlace algorithm system communication to the direct-connected line of high-order cross system communication, high-order; Wherein,
Described low order interlace algorithm system, be used for from network element control unit reception service configuration information, described service configuration information is configured to the standby page of self, after configuration is finished, send " page turning ready signal " to the described high-order cross system of the direct-connected alignment of high-order cross system communication by described low order;
Described high-order cross system, be used for from network element control unit reception service configuration information, described service configuration information is configured to the standby page of self, after configuration is finished, send " page turning ready signal " to the described low order interlace algorithm of the direct-connected alignment of low order interlace algorithm system communication system by described high-order;
Described low order interlace algorithm system, described high-order cross system when receiving " page turning ready signal " in the time at thresholding, carry out page turn over operation.
Further, described low order interlace algorithm system, described high-order cross system when further also being used for not receiving " page turning ready signal " in the time at thresholding, stop to wait for receiving described page turning ready signal, the independent separately page turn over operation of carrying out.
Further, described low order interlace algorithm system, described high-order cross system further also are used for after executing page turn over operation, send " removing the page turning ready signal " to the other side respectively.
The present invention also provides a kind of full dose professional cross-over configuration method, may further comprise the steps:
According to service configuration information, dispose low order interlace algorithm system, the high-order cross system standby page separately respectively;
Described low order interlace algorithm system, high-order cross system send " page turning ready signal " to the other side respectively after the standby page of configuration is ready;
When described low order interlace algorithm system, high-order cross system receive " the page turning ready signal " that the other side sends at thresholding in the time, carry out page turn over operation, the standby page is switched to the main page of using.
Described method further comprises:
When described low order interlace algorithm system, high-order cross system do not receive " the page turning ready signal " that the other side sends at thresholding in the time, stop to wait for " page turning ready signal " the independent page turn over operation of carrying out.
Described method further comprises:
Described low order interlace algorithm system, high-order cross system send " removing the page turning ready signal " to the other side respectively after finishing page turn over operation separately.
Described low order interlace algorithm system sends " page turning ready signal " by low order to the described high-order cross system of the direct-connected alignment of high-order cross system communication;
Described high-order cross system sends " page turning ready signal " by described high-order to the described low order interlace algorithm of the direct-connected alignment of low order interlace algorithm system communication system.
After low order interlace algorithm system, high-order cross system are finished page turn over operation separately,
Described low order interlace algorithm system sends " removing the page turning ready signal " by low order to the described high-order cross system of the direct-connected alignment of high-order cross system communication;
Described high-order cross system sends " removing the page turning ready signal " by described high-order to the described low order interlace algorithm of the direct-connected alignment of low order interlace algorithm system communication system.
The described thresholding time is set according to cross-capacity and cpu performance.
The professional cross-over configuration method and apparatus of the full dose of optical transmission system of the present invention, in order to solve the professional cross-over configuration hit of full dose problem in the optical transmission system, at low order/high-order cross system, respectively according to the configuration information configuration backup page, after finishing, the backup page configuration sends " page turning ready signal " to the other side, after the other side's page turning ready signal is received in low order/each leisure of high-order cross system, start page turn over operation, after operation was finished, low order/high-order cross system indicated the other side to remove the page turning ready signal respectively.Adopt the method for the invention and device, compared with prior art, can on single low order/high-order cross system, finish the professional cross-over configuration of full dose and not have hit, have preferable synchronism and stability.
Description of drawings
Fig. 1 is the professional cross-over configuration schematic representation of apparatus of full dose of the present invention;
Fig. 2 is the realization flow figure of the professional cross-over configuration method of full dose of the present invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
The present invention relates to SDH (Synchronous Digital Hierarchy, SDH (Synchronous Digital Hierarchy))/SONET (Synchronous Optical Networking, synchronous optical network)/OTH (Optical Transport Hierarchy, optical transport hierarchy) transmission field, a solution of the hit problem of managing business when being specifically related to optical transmission system full dose business cross-over configuration.Technical scheme of the present invention, at low order/high-order cross system, respectively according to the configuration information configuration backup page, after finishing, the backup page configuration sends " page turning ready signal " to the other side, after the other side's page turning ready signal is received in low order/each leisure of high-order cross system, start page turn over operation, after operation was finished, low order/high-order cross system indicated the other side to remove the page turning ready signal respectively.The present invention is not only applicable to single low order/high-order cross system, also be applicable to other single channel and unshielded system.
As shown in Figure 1, shown the professional cross-over configuration schematic representation of apparatus of full dose of the present invention, this device comprises: the A of low order interlace algorithm system, high-order cross system B, low order arrive the direct-connected line D of low order interlace algorithm system communication to the direct-connected line C of high-order cross system communication, high-order; Wherein,
The described low order interlace algorithm A of system, be used for from network element control unit reception service configuration information, described service configuration information is configured to the standby page of self, after configuration is finished, send " page turning ready signal " to the direct-connected line C of high-order cross system communication to described high-order cross system B by described low order;
Described high-order cross system B, be used for from network element control unit reception service configuration information, described service configuration information is configured to the standby page of self, after configuration is finished, send " page turning ready signal " to the direct-connected line D of low order interlace algorithm system communication to the described low order interlace algorithm A of system by described high-order;
The described low order interlace algorithm A of system, described high-order cross system B when being used for receiving " page turning ready signal " in the time at thresholding, carry out page turn over operation;
The described low order interlace algorithm A of system, described high-order cross system B when being used for not receiving " page turning ready signal " in the time at thresholding, then stop to wait for receiving described page turning ready signal, the independent separately page turn over operation of carrying out;
The described low order interlace algorithm A of system, described high-order cross system B are used for after executing page turn over operation, send " removing the page turning ready signal " to the other side respectively.
As shown in Figure 2, shown the flow chart of the professional cross-over configuration method of full dose of the present invention, the professional cross-over configuration method of this full dose may further comprise the steps:
The first step: by the network element control unit respectively to the A of low order interlace algorithm system, high-order cross system B issuing service configuration information;
Second step: after the A of low order interlace algorithm system, high-order cross system B receive service configuration information, respectively business information is configured to separately the standby page (Standby Page).This moment vocational work separately main with the page (Active Page) on, in this step, can not impact business to the read-write operation of the standby page;
The 3rd step:
After treating that the A of low order interlace algorithm system disposes the standby page and finishes, send " page turning ready signal " to the direct-connected line C of high-order cross system communication to high-order cross system B by low order;
After treating that high-order cross system B disposes the standby page and finishes, send " page turning ready signal " to the direct-connected line D of low order interlace algorithm system communication to the A of low order interlace algorithm system by high-order;
The 4th step: the A of low order interlace algorithm system, high-order cross system B wait in the time that at a thresholding the other side sends to " page turning ready signal " respectively; If the A of low order interlace algorithm system, high-order cross system B receive " the page turning ready signal " of the other side's transmission at described thresholding then changeed for the 5th step in the time, otherwise change for the 6th step.
Wherein, in order to reach the A of low order interlace algorithm system, the synchronous page turning of high-order cross system B, here " page turning ready signal " transmits by the direct-connected line C of communication, D, when the A of low order interlace algorithm system, high-order cross system B send " page turning ready signal ", high-order cross system B just can receive " the page turning ready signal " from the A of low order interlace algorithm system, and the A of low order interlace algorithm system also can receive " the page turning ready signal " from high-order cross system B.
Wherein, the described thresholding time is according to cross-capacity, and cpu performance is set.Usually under identical CPU situation, cross-capacity is big more, and the thresholding time is long more.The low order interlace algorithm system that with the cross-capacity is 40G is an example, the thresholding time can be arranged to 10s-15s or more than.
The 5th step: the A of low order interlace algorithm system, high-order cross system B carry out page turn over operation receiving after the other side sends to " page turning ready signal ";
The 6th step: the A of low order interlace algorithm system, high-order cross system B are not receiving the other side when sending to " page turning ready signal ", the action of jumping out waits " page turning ready signal ", independent execution page turn over operation.
The 7th step: the A of low order interlace algorithm system, high-order cross system B send " removing the page turning ready signal " by the direct-connected line C of communication, D to the other side respectively after finishing page turn over operation separately.
The above is embodiments of the 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.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present invention.
Claims (9)
1. the professional cross-over configuration device of a full dose comprises: low order interlace algorithm system, high-order cross system, low order to the direct-connected line of high-order cross system communication, high-order to the direct-connected line of low order interlace algorithm system communication; Wherein,
Described low order interlace algorithm system, be used for from network element control unit reception service configuration information, described service configuration information is configured to the standby page of self, after configuration is finished, send " page turning ready signal " to the described high-order cross system of the direct-connected alignment of high-order cross system communication by described low order;
Described high-order cross system, be used for from network element control unit reception service configuration information, described service configuration information is configured to the standby page of self, after configuration is finished, send " page turning ready signal " to the described low order interlace algorithm of the direct-connected alignment of low order interlace algorithm system communication system by described high-order;
Described low order interlace algorithm system, described high-order cross system when receiving " page turning ready signal " in the time at thresholding, carry out page turn over operation.
2. full-service cross-over configuration device as claimed in claim 1 is characterized in that,
Described low order interlace algorithm system, described high-order cross system when further also being used for not receiving " page turning ready signal " in the time at thresholding, stop to wait for receiving described page turning ready signal, the independent separately page turn over operation of carrying out.
3. full-service cross-over configuration device as claimed in claim 1 or 2 is characterized in that,
Described low order interlace algorithm system, described high-order cross system further also are used for after executing page turn over operation, send " removing the page turning ready signal " to the other side respectively.
4. the professional cross-over configuration method of full dose is characterized in that, may further comprise the steps:
According to service configuration information, dispose low order interlace algorithm system, the high-order cross system standby page separately respectively;
Described low order interlace algorithm system, high-order cross system send " page turning ready signal " to the other side respectively after the standby page of configuration is ready;
When described low order interlace algorithm system, high-order cross system receive " the page turning ready signal " that the other side sends at thresholding in the time, carry out page turn over operation, the standby page is switched to the main page of using.
5. the professional cross-over configuration method of full dose as claimed in claim 4 is characterized in that described method further comprises:
When described low order interlace algorithm system, high-order cross system do not receive " the page turning ready signal " that the other side sends at thresholding in the time, stop to wait for " page turning ready signal " the independent page turn over operation of carrying out.
6. as claim 4 or the professional cross-over configuration method of 5 described full doses, it is characterized in that described method further comprises:
Described low order interlace algorithm system, high-order cross system send " removing the page turning ready signal " to the other side respectively after finishing page turn over operation separately.
7. the professional cross-over configuration method of full dose as claimed in claim 4 is characterized in that,
Described low order interlace algorithm system sends " page turning ready signal " by low order to the described high-order cross system of the direct-connected alignment of high-order cross system communication;
Described high-order cross system sends " page turning ready signal " by described high-order to the described low order interlace algorithm of the direct-connected alignment of low order interlace algorithm system communication system.
8. the professional cross-over configuration method of full dose as claimed in claim 6 is characterized in that, after low order interlace algorithm system, high-order cross system are finished page turn over operation separately,
Described low order interlace algorithm system sends " removing the page turning ready signal " by low order to the described high-order cross system of the direct-connected alignment of high-order cross system communication;
Described high-order cross system sends " removing the page turning ready signal " by described high-order to the described low order interlace algorithm of the direct-connected alignment of low order interlace algorithm system communication system.
9. the professional cross-over configuration method of full dose as claimed in claim 4 is characterized in that,
The described thresholding time is set according to cross-capacity and cpu performance.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2012022147A1 (en) * | 2010-08-17 | 2012-02-23 | 中兴通讯股份有限公司 | Method and system for protection switching of optical transport device |
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| CN101159990A (en) * | 2007-09-13 | 2008-04-09 | 中兴通讯股份有限公司 | Transmission equipment service panel bus selecting method |
| CN101207931A (en) * | 2007-12-18 | 2008-06-25 | 中兴通讯股份有限公司 | Method for regulating optical transmission system population parameter business |
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| US20060120276A1 (en) * | 2004-11-19 | 2006-06-08 | Alcatel | Apparatus for protecting low/high order traffic boards in a synchronous digital hierarchy transmission device |
| CN101159990A (en) * | 2007-09-13 | 2008-04-09 | 中兴通讯股份有限公司 | Transmission equipment service panel bus selecting method |
| CN101207931A (en) * | 2007-12-18 | 2008-06-25 | 中兴通讯股份有限公司 | Method for regulating optical transmission system population parameter business |
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