CN101188505B - content type recognition method and device - Google Patents
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- CN101188505B CN101188505B CN2007101250485A CN200710125048A CN101188505B CN 101188505 B CN101188505 B CN 101188505B CN 2007101250485 A CN2007101250485 A CN 2007101250485A CN 200710125048 A CN200710125048 A CN 200710125048A CN 101188505 B CN101188505 B CN 101188505B
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Abstract
The embodiment of the invention discloses a content type identification method, which includes the following steps. The data message of communication user is received, and the content type of the data message is obtained according to the data message; when in failure to obtain the content type of the data message, the configured failure treatment strategy is carried out and the content type can be identified according to the result of the failure treatment. The method of the embodiment of the invention can solve the problem of the failure in identifying the content type of the data message, paving the way for content charging; and in particularly solves the problems of the failure in content type and content charging due to URL configuration error or URL as the relative route. The embodiment of the invention has the advantages of easy realization, effectiveness and feasibility; and can solve the errors and failures in the charging of data business by content, thereby guaranteeing the economic benefit of the operator and improving the satisfaction of the user with the data service.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of method and apparatus of content type identification.
Background technology
In the communications field, the mode that operator charges mainly contains charged according to time and the dual mode of charging by flow.For example charge at the duration that uses by speech business at the general employing of speech business.The data bit flow of actual generation when carrying out a certain communication service by the user of charging by flow charges.In non-voice service, the employed flow of different communication services is widely different.For example, the flow of short message service and video TV business is just at an order of magnitude, and the shared Internet resources of two business are also different.Operation cost to unique user is discrepant owing to the difference of customer service in operator, charged according to timely can better not carry out the differentiation of this respect: charging by flow then can address this problem, but charge by flow certain limitation is arranged also: if for example non-real time service such as real-time service such as visual telephone business and music download business is all chargeed by flow and just seemed unreasonable.Because different professional shared Internet resources are different, just operator is inequality for the cost that the user who uses different business drops into, if but the identical economic law of just obviously running counter to of charging way.Therefore, charge by flow merely, all can not embody the value of content in the communication service well with charged according to time the same.
Along with the development of data service, the kind that various data services are used becomes increasingly abundant, and based on the charging way of flow or duration because its shortcoming can't satisfy the charging demand of operator, introduced mode thus by content charging.Be meant that by content charging operator by packet is filtered and analyzes, discerns and distinguish the content type and the attribute of packet then, and relevant information is sent to charge system charges.With charge different according to duration or flow is that content charging can be chargeed according to the content type of value-added service, can the user be made flexibly, reasonably charge according to the content information of communication service like this.
Realize that content charging has dual mode usually, the one, the function that strengthens Gateway GPRS Support Node GGSN (GatewayGPRS Support Node) to be supporting content charging, the 2nd, charging gateway is set independently to support content charging between Gateway GPRS Support Node GGSN (Gateway GPRS Support Node) and external network.The content charging that GGSN realizes generally is according to IP five-tuple (source IP address, source port number, purpose IP address, destination slogan and protocol number) and/or Universal Resource Locator URL (UniversalResource Locator) identification user's communications business tine, and carries out content charging according to recognition result.Wherein when URL is relative path, splice by the Host field in the analytic message and with URL, thereby the URL that obtains absolute path mates, and obtains the content type of user communication business at last.
Occur to carry out content recognition through regular meeting in actual applications, thereby cause to realize or billing error by content charging.For example when the user sends multimedia message, if the URL of MMS center is provided with mistake, then when multimedia message data arrives GGSN, can cause GGSN can't discern current business is MMS, thereby can't charge by content at current MMS, may charge according to the charging way of general business flow mistakenly.In addition, when user capture WAP is professional, purpose IP address in the GET/POST message is the IP address of WAP gateway, and the destination of actual access is identified by the URL in the GET/POST message, according to the URL in the described GET/POST message wap data is sent to actual destination by WAP gateway.But mobile phone then can cause the failure of content type identification and content charging because of obtaining absolute path when visiting the WAP business and carrying the url field of relative path.
Summary of the invention
The embodiment of the invention discloses a kind of method and apparatus of content type identification, can solve the problem that causes to know content type because of address error.Especially can solve according to the URL relative path and obtain the problem that absolute path or URL address setting mistake cause the content type recognition failures.Can solve based on this by content charging mistake or the problem that can't carry out content charging.
The embodiment of the invention discloses a kind of method of content type identification, comprise step: received communication user's data message, and by analyzing the content type that described data message obtains described data message; , handle according to the failure processing policy of configuration, and the result who handles according to failure carries out the identification of content type when obtaining the failure of described message content type when described.When URL is relative path, obtains absolute path according to X-Online-Host field in the message and URL splicing, thereby carry out the identification of content type; Perhaps when URL is provided with mistake, carry out the identification of content type according to the Content-Type content in the message.
The invention also discloses a kind of equipment of content type identification, comprise receiving element, be used to receive the user's data message; Dispensing unit, dispensing unit comprise the recognition rule unit, are used to preserve the rule of content type identification; Recognition unit is used for carrying out the identification of content type according to the rule that dispensing unit is preserved; Wherein, described dispensing unit also comprises the failure processing unit, is used for preserving the failure processing policy; When recognition unit can't be discerned the content of message type according to the rule that the recognition rule unit is preserved, then the failure processing policy according to the failure processing unit carried out the identification of content type.Described failure processing unit comprises first subelement and/or second subelement; Described first subelement is used for indicating recognition unit to splice absolute path according to the URL information and the X-Online-Host field of message; Described second subelement is used to indicate the Content-Type content recognition content of message type of knowledge unit according to message.
Use the scheme of the embodiment of the invention, can solve the problem of identification type of message content failure, particularly because address information such as URL information errors cause missing the problem of various-service content type.Thereby pave the way for effectively realizing content charging.Especially can solve because URL is provided with mistake or URL when being relative path content type and content charging failure problem.The embodiment of the invention realizes simple, and is effective and feasible, for solving the wrong and failure of data service by content charging, guarantees benefits of operators and strengthen the user to use the data service satisfaction.
Description of drawings
Fig. 1 is the method flow diagram of the embodiment of the invention one;
Fig. 2 is the method flow diagram of the embodiment of the invention two;
Fig. 3 is the method flow diagram of the embodiment of the invention three;
Fig. 4 is the equipment structure chart of the embodiment of the invention four.
Embodiment
The present invention will be described in detail below in conjunction with drawings and the specific embodiments.
Be illustrated in figure 1 as the method flow diagram of first embodiment of the invention, existing accompanying drawing as a result describes in detail:
101, deploy content recognition rule, and increase the strategy that the content recognition failure is handled; For example set up the corresponding relation between " Content-Type " field and the content type, perhaps increase X-Online-Host field configuration information etc.; General described content recognition rule and failure processing policy can be configured on GGSN or the charging gateway.
102, when the data message that receives communication user such as GET or POST message, the cell of received data message is analyzed, and mated, the content type of identification communication service that the user uses with the content recognition rule that is disposed; When content recognition is failed, handle according to the content recognition processing policy of configuration.For example can determine the content type of communication service data by " Content-Type " field, perhaps by the processing of failing of X-Online-Host information.
103, the result who handles according to failure is mated content type and the charging regulation of discerning gained, obtains the content corresponding charging regulation, and obtain charge information from charging regulation, according to described charge information the communication service that the user uses is chargeed.
Figure 2 shows that the flow chart that the present invention second implements, now in conjunction with the accompanying drawings detailed step be introduced:
Deploy content recognition rule on charging gateway or GGSN increases content failure processing policy: set up the corresponding relation between corresponding " Content-Type " information and the content type.
After charging gateway or GGSN receive the data message of communication user, by the described message of content recognition rule analysis to discern its content type; In the time can't discerning content type, then handle by the failure processing policy by described content recognition rule.Discern by " Content-Type " information, for example when the Content-Type in the message is application/vnd.wap.mms-message, promptly be expressed as MMS, follow-uply can carry out content charging by the rate of MMS.Specifically can comprise following three kinds of situations: when can carry out the content type coupling according to the URL in the message time, then directly use the URL in the message to discern; In the time can't discerning corresponding type content, then handle, promptly according to Content-Type information Recognition content type by the failure processing policy according to the URL in the message; When not carrying Content-Type information in according to the URL information matches content type in message failure and message, then according to collocation strategy allow message by or select dropping packets.
After identifying the data message of user communication business, carry out content recognition by analyzing described message, then can mate, obtain corresponding charging regulation, and carry out the subsequent treatment of content charging by the charge information in the charging regulation according to described content type and charging regulation.The content recognition rule of mentioning in above-mentioned flow process can include but not limited to IP five-tuple information (source IP address, source port number, purpose IP address, destination slogan and protocol number), URL information and " Content-Type " information etc.Described charging regulation includes but not limited to: charging way (as pressing flow or pressing the duration charging), time threshold (describe and press ticket of certain hour generation), flow threshold (describe certain flow and produce a ticket), traffic ID and charging group ID.Described IP five-tuple information, URL information, Content-Type information are used for the business under the recognition data message; Charging way is used to specify corresponding business and charges by flow or charge by duration; Time threshold is used to specify corresponding business and how long produces an interim UDR at interval; Flow threshold is used to specify corresponding business and produces an interim UDR when how many flows reaches; Traffic ID fills in the ticket, is used to identify corresponding business, so that deduct fees by corresponding business in the charging center; Charging group ID is used to specify a rate group, if the rate of a plurality of business when chargeing is identical, then can belong to same charging group, and promptly their charging group ID is identical.Concrete implementation detail is as follows in example of the present invention:
Content recognition rule for being provided with as shown in the table:
| Rule ID | Source IP address | Source port number | Purpose IP address | The destination slogan | Protocol number | URL | Content-Type |
| 1 | any | any | any | 80 | tcp | any | any |
| 2 | any | any | any | any | any | any | application/vnd.wap.mms-messag e |
Charging regulation for being provided with as shown in the table:
| Rule ID | The content recognition rule ID | Charging way | Time threshold | Flow threshold | Traffic ID | Charge |
| Group ID | ||||||
| ?1 | ?1 | Pressing duration charges | 10 seconds | ?NA | ?NA | Browse class |
| 2 | ?2 | Charge by flow | NA | ?100kByte | Multimedia message | NA |
When the user carries out the WAP business, URL in the message (as the GET message) is a relative address, what the HOST field was filled in is the location of WAP gateway, the X-Online-Host field is then filled in the server info of actual access, can determine the destination host of user's actual access business by identification X-Online-Host field.The URL of X-Online-Host field and relative path is spliced, can obtain the purpose business information of user's actual access, thereby correctly realize content charging.Figure 3 shows that the method flow diagram of third embodiment of the invention, now in conjunction with the accompanying drawings method step be described in detail:
Deploy content recognition rule on GGSN or charging gateway, and increase content failure processing policy: in the content recognition rule, increase X-Online-Host field configuration information.
During GET/POST data service message when GGSN or charging gateway obtaining communication user carry out business, analyze described message and be complementary, discern described content of message type with the content recognition rule of configuration.If can't discern the content of message type by described recognition rule, then, fail processings: URL when being relative path by the failure processing policy, use X-Online-Hos t field and relative URL to splice, thus the acquisition absolute path.For example absolute URL is the form of similar " http://a.b.c/ content ", wherein http://a.b.c is the domain name of main frame, be used to explain its IP address, it also can be the form of " http://a.b.c.d ", a.b.c.d wherein is the IP address, " content " be the path of content in main frame for visiting then, if only with the path in main frame, then is relative path.By relative address and the X-Online-Host field of URL are spliced, then can obtain absolute path.
Specifically comprise following processing procedure:
When the URL in the message is absolute path, directly use the URL in the message to carry out the identification processing of content type;
When the URL in the message is relative location and when having carried the X-Online-Host field, obtain absolute path after using X-Online-Host field in the message and URL to splice processing, discern described content of message type;
When the URL of described message is a relative path, and when not carrying the X-Online-Host field, use the Host field in the message to carry out content recognition with URL and after splicing.
After identifying the data message of user communication business, carry out content recognition by analyzing described message, then can mate, obtain corresponding charging regulation, and carry out the subsequent treatment of content charging by the charge information in the charging regulation according to described content type and charging regulation.Wherein said content recognition rule includes but not limited to: IP five-tuple information (source IP address, source port number, purpose IP address, destination slogan and protocol number), URL, X-Online-Host information or the like; Wherein the charge information of institute's charging regulation includes but not limited to charging way (charge by flow or charge by duration), time threshold (producing the time interval of a ticket), flow threshold (how many flows producing a ticket by), traffic ID and charging ID etc.Described IP five-tuple information, URL information, X-Online-Host information are used for the business under the recognition data message; Charging way is used to specify corresponding business and charges by flow or charge by duration; Time threshold is used to specify corresponding business and how long produces an interim UDR at interval; Flow threshold is used to specify corresponding business and produces an interim UDR when how many flows reaches; Traffic ID fills in the ticket, is used to identify corresponding business, so that deduct fees by corresponding business in the charging center; Charging group ID is used to specify a rate group, if the rate of a plurality of business when chargeing is identical, then can belong to same charging group, and promptly their charging group ID is identical.Now by an embodiment describe in detail content recognition rule and charging regulation:
The content recognition rule:
| Rule ID | Source IP address | Source port number | Purpose IP address | The destination slogan | Protocol number | ?URL | X-Online-Host |
| ?1 | any | any | ?any | ?80 | ?Tcp | ?any | 211.136.2.238：8080\R\N |
| ?2 | any | any | ?any | ?any | ?any | ?any | 10.0.0.172:80\R\N |
Charging regulation:
| Rule ID | The content recognition rule ID | Charging way | Time threshold | Flow threshold | Traffic ID | Charging group ID |
| 1 | ?1 | Pressing duration charges | 10 seconds | ?NA | ?NA | Browse class |
| 2 | ?2 | Charge by flow | NA | ?100kByte | Multimedia message | NA |
The invention also discloses a kind of device and be used to carry out the processing that content charging is failed.Described device can be built among the GGSN and/or gateway device such as charging gateway in, also can be a physical entity with standalone feature, undertaken alternately by gateway devices such as external interface and GGSN or charging gateways, realize processing to the content charging failure.Comprise:
Receiving element: be used to receive the user's data message, for example the GET/POST message.
Dispensing unit: comprise the recognition rule unit, be used to preserve the rule that content type is known, for example carry out the rule of content type identification according to IP five-tuple information; Also comprise the failure policy unit, be used for preserving the failure processing policy.In the time can't discerning the content of message type, can further identify the content of message type according to the failure processing policy according to the recognition rule unit.More specifically, to have preserved URL be that processing policy and the URL of relative path is provided with wrong processing policy in failure processing policy unit.Described failure processing unit comprises first subelement and/or second subelement; Described first subelement is used for indicating recognition unit to splice absolute path according to the URL information and the X-Online-Host field of message; Described second subelement is used to indicate the Content-Type content recognition content of message type of knowledge unit according to message.
Recognition unit: be used for recognition rule, the content type of identification user's message according to the dispensing unit configuration.In the time can't discerning the content type of user's message, obtain the failure processing policy from dispensing unit, carry out the identification of content type according to described failure processing policy.When for example URL is relative path, can splice absolute path according to the information of X-Online-Host; Perhaps carry out the identification of content type according to " Content-Type " information.
Charging Detail Record unit: after recognition unit identified the content of message type, to corresponding charging regulation, the charge information in the charging regulation that obtains by coupling carried out the processing of content charging to Charging Detail Record unit according to the content of message type matching; Perhaps report the charging gateway relevant treatment of chargeing.
Use embodiment of the invention disclosed method, can solve problem, for content charging is paved the way when the failure of identification type of message content.Especially can solve because URL is provided with mistake or URL when being relative path content type and content charging failure problem.The embodiment of the invention realizes simple, and is effective and feasible, for solving the wrong and failure of data service by content charging, guarantees benefits of operators and strengthen the user to use the data service satisfaction.
Invention has been described more than to have used preferred embodiment, but above preferred embodiment only is used for helping to understand core concept of the present invention and execution mode thereof, therefore one of ordinary skill in the art can change on embodiment and details under the situation that does not depart from thought of the present invention and scope to some extent.These changes should be understood to implement the present invention.
Claims (5)
1. the method for a content type identification is characterized in that, comprises step:
Received communication user's data message, and by analyzing the content type that described data message obtains described data message;
, handle when obtaining the failure of described message content type when described, and the result who handles according to failure carries out the identification of content type again according to pre-configured failure processing policy,
Described failure processing policy is: when Universal Resource Locator URL is relative path, obtains absolute path according to X-Online-Host field in the message and URL splicing, thereby carry out the identification of content type; Perhaps, when URL is provided with mistake, carry out the identification of content type according to the Content-Type content in the message.
2. method according to claim 1 is characterized in that, further comprises step:
The content type and the content charging rule that are identified are mated, obtain charge information, and carry out content charging according to charge information.
3. the equipment of a content type identification comprises receiving element, is used to receive the user's data message; Dispensing unit, dispensing unit comprise the recognition rule unit, are used to preserve the rule of content type identification; Recognition unit is used for carrying out the identification of content type according to the rule that dispensing unit is preserved; It is characterized in that described dispensing unit also comprises the failure processing unit of preserving the failure processing policy, described failure processing policy is used to indicate processings of failing of described recognition unit, discerns the content of message type by the failure strategy; Described recognition unit is used for the rule identification content of message type of preserving according to the recognition rule unit, if failure then carry out the identification of content type according to the failure processing policy of failure processing unit; Wherein, described failure processing unit comprises first subelement and/or second subelement; Described first subelement is used for indicating described recognition unit to splice absolute path according to the URL information and the X-Online-Host field of message, thereby discerns content of message class type; Described second subelement is used to indicate the Content-Type content recognition content of message type of described recognition unit according to message.
4. equipment according to claim 3 is characterized in that described equipment also comprises Charging Detail Record unit, is used for carrying out after identifying content type the processing of content charging; Being used for that perhaps the content identified type is reported charging gateway handles.
5. equipment according to claim 3 is characterized in that, described equipment is physical entity independently; Perhaps
Be integrated among charging gateway and/or the Gateway GPRS Support Node GGSN.
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| CN101867585B (en) * | 2010-06-30 | 2013-04-17 | 赛尔网络有限公司 | Service control method and device supporting IPv6 multi-address access |
| CN102572840B (en) * | 2012-03-06 | 2016-06-15 | 北京中创信测科技股份有限公司 | A kind of method utilizing monitoring signaling technology to differentiate novel malicious callback service |
| CN103888925B (en) * | 2012-12-20 | 2017-11-21 | 中国移动通信集团江苏有限公司 | Charging method and system, the intelligent Matching module of a kind of business |
| CN105224573B (en) * | 2014-06-30 | 2019-02-26 | 华为技术有限公司 | A kind of regular data configuration method and device, system |
| CN106815248B (en) * | 2015-11-30 | 2020-07-03 | 北京国双科技有限公司 | Website analysis method and device |
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