CN110324198A - Loss treating method and packet loss processing unit - Google Patents
Loss treating method and packet loss processing unit Download PDFInfo
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- CN110324198A CN110324198A CN201810292453.4A CN201810292453A CN110324198A CN 110324198 A CN110324198 A CN 110324198A CN 201810292453 A CN201810292453 A CN 201810292453A CN 110324198 A CN110324198 A CN 110324198A
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- message
- packet loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/10—Flow control; Congestion control
- H04L47/32—Flow control; Congestion control by discarding or delaying data units, e.g. packets or frames
Abstract
A kind of loss treating method and packet loss processing unit.Packet loss processing unit receives the first message that the forwarding module of the network equipment is sent, and first message is the forwarding module determination message to be abandoned.The packet loss processing unit parses the heading of first message, obtains the heading information of first message；The packet loss processing unit executes packet loss processing according to the heading information.By adopting the above technical scheme, the timely monitoring and analysis to packet loss be can be realized.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of loss treating method and device.
Background technique
With the rapid development of network technology, interchanger has become equipment indispensable in network construction.Fig. 1 is shown
The schematic diagram of the logical architecture of existing typical interchanger.As shown in fig. 1, existing interchanger mainly includes dedicated integrated
Circuit (application-specific integrated circuit, ASIC)) chip and central processing unit (central
Processing unit, CPU).Asic chip externally provides multiple for connecting server or the exchange of other network equipments
Port, message enter asic chip by switching port and are forwarded to other equipment.
Currently, the asic chip flow to be dealt in interchanger is very big, usually terabyte/second (TeraBytes
Persecond, Tbps) rank, but be limited to chip processing capacity and cost factor and a variety of causes it is (such as common
Bursts of traffic caused by congestion packet loss or message audit failure, forwarding table search unsuccessfully etc. caused by packet loss etc.) will lead to
Dropping packets inside interchanger.Inside interchanger when dropping packets, major part chip can only count the message of discarding at present
Quantity can not perceive the business of the specific message being dropped and influence, and very big puzzlement is caused to network operation.
Summary of the invention
The embodiment of the present invention provides a kind of loss treating method and device, can be realized timely monitoring to packet loss and point
Analysis.
In a first aspect, the embodiment of the present invention provides a kind of loss treating method, the method is suitable for packet loss processing unit,
The described method includes:
The first message that the forwarding module of the network equipment is sent is received, first message is that forwarding module determination is wanted
The message of discarding；
The heading for parsing first message obtains the heading information of first message；
Packet loss processing is executed according to the heading information.
In the above-mentioned technical solutions, packet loss processing unit executes packet loss processing based on the heading information for being dropped message,
To so that network management personnel can formulate corresponding packet loss control strategy based on heading information, realize to being dropped message
It is timely monitoring and analysis.
It is described to include: according to heading information execution packet loss processing in a kind of possible design
According to the heading information, the service traffics mark sheet of pre-configuration is searched, is obtained and the heading information pair
The network application information answered, wherein the network application information is used to indicate the network application influenced by first message, institute
Service traffics mark sheet is stated for storing the service traffics feature of the multiple network being pre-configured application, the business of every kind of network application
Traffic characteristic includes at least one of heading information information and network application information；Or the report is shown by output device
Literary head information.
In the above-mentioned technical solutions, the service traffics mark sheet of pre-configuration be realize message identified to network application it is important
Bridge can need to configure service traffics feature according to different application scenarios.According to the heading information of the message of discarding, lose
Packet processing unit can determine the network application influenced by packet loss, or the heading information that parsing obtains is presented to network management
Personnel realize to being dropped report so that network management personnel can formulate corresponding packet loss control strategy based on heading information
The timely monitoring and analysis of text.
It is described after the first message that the forwarding module for receiving the network equipment is sent in a kind of possible design
Method further include:
Determine analog message, wherein the analog message is that forward-path is identical as the forward-path of first message
Message, forward-path refers to forward-path of the message in the forwarding module；
The analog message is sent to the forwarding module；
The packet loss reason that the forwarding module is sent is obtained, the packet loss is the reason is that the forwarding module receives the simulation
Message and the reason of determine when abandoning the analog message discarding that the generates analog message.
In the above-mentioned technical solutions, the discarding reason for being dropped message can be determined based on the analog message.
In a kind of possible design, the packet loss reason for receiving the forwarding module and sending, comprising:
The modified analog message that the forwarding module is sent is received, the modified analog message carries described
Packet loss reason；
The modified analog message is parsed, the packet loss reason is obtained.
In a kind of possible design, the analog message is first message, alternatively, being with first message
Heading is the message that reconfigures of heading, alternatively, be according in the heading information for determining first message
Forward-path the message that reconfigures of information.
In a kind of possible design, the heading information includes at least one of following information:
Source MAC address, target MAC (Media Access Control) address, source Internet protocol IP address, purpose IP address, source port,
Destination port, transport layer protocol.
In a kind of possible design, the network equipment includes the packet loss processing unit.
Second aspect, the embodiment of the present invention provide a kind of loss treating method, and the method is suitable for turning for the network equipment
It sends out in module, which comprises
Receive the first message；
When determining discarding first message, first message is sent to packet loss processing unit, so that described lose
Packet processing unit parses the heading of first message, obtains first message after receiving first message
Heading information executes packet loss processing according to the heading information.
In the above-mentioned technical solutions, the forwarding module of the network equipment is when determining dropping packets, more than in the network equipment
Upper discarding message, the message for being also dropped this are sent to packet loss processing unit, so that packet loss processing unit is based on being dropped
The heading information of message executes packet loss processing, so that so that network management personnel can be formulated accordingly based on heading information
Packet loss control strategy realizes timely monitoring and analysis to message is dropped.
In a kind of possible design, it is described first message is sent to packet loss processing unit after, the method
Further include:
Receive the analog message that the packet loss processing unit is sent, wherein the analog message be forward-path with it is described
The identical message of the forward-path of first message, forward-path refer to forward-path of the message in the forwarding module；
The forward-path that the analog message is determined according to the heading information of the analog message is reported according to the simulation
The forward-path of text is forwarded processing to the analog message；
When determining the discarding analog message, packet loss reason is sent to the packet loss processing unit, the packet loss is former
Because being that the forwarding module receives the analog message and determines that the discarding generated when abandoning the analog message the simulation is reported
The reason of text.
In the above-mentioned technical solutions, packet loss processing unit can determine that the discarding for being dropped message is former based on the analog message
Cause.
It is described that packet loss reason is sent to the packet loss processing unit in a kind of possible design, comprising:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the packet loss processing unit.
It is described that packet loss reason is sent to the packet loss processing unit in a kind of possible design, comprising:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the central processor CPU of the network equipment, makes the CPU by institute
It states modified analog message and is sent to the packet loss processing unit, alternatively, making the CPU parsing modified simulation report
Text obtains the packet loss reason, and the packet loss reason that parsing obtains is sent to the packet loss processing unit.
The third aspect, the embodiment of the present invention provide a kind of packet loss processing unit, and described device includes packet loss processing unit, institute
Stating packet loss processing unit includes:
Message receiving unit, the first message that the forwarding module for receiving the network equipment is sent, first message are
The forwarding module determination message to be abandoned；
Packet parsing unit obtains the heading letter of first message for parsing the heading of first message
Breath；
Packet loss processing unit, for executing packet loss processing according to the heading information.
In a kind of possible design, the packet loss processing unit is used for:
After obtaining the heading information of the first message, according to the heading information, the Business Stream of pre-configuration is searched
Measure feature table obtains network application information corresponding with the heading information, wherein the network application information is used to indicate
The network application influenced by first message, the service traffics mark sheet are used to store the multiple network application being pre-configured
Service traffics feature, the service traffics feature of every kind of network application include that at least one of heading information information and network are answered
Use information；
Or, showing the heading information by output device.
In a kind of possible design, described device further include:
Analog message determination unit, for determining analog message, wherein the analog message is forward-path and described the
The identical message of the forward-path of one message, forward-path refer to forward-path of the message in the forwarding module；
Analog message transmission unit, for sending the analog message to the forwarding module；
Packet loss reason acquiring unit, the packet loss reason sent for obtaining the forwarding module, the packet loss is the reason is that institute
Forwarding module is stated to receive the analog message and determine the original of the discarding analog message generated when abandoning the analog message
Cause.
In a kind of possible design, the packet loss reason acquiring unit is specifically used for:
The modified analog message that the forwarding module is sent is received, the modified analog message carries described
Packet loss reason；
The modified analog message is parsed, the packet loss reason is obtained.
In a kind of possible design, the network equipment includes the packet loss processing unit.
Fourth aspect, the embodiment of the present invention provide a kind of packet loss processing unit, and described device includes forwarding module, and described turn
Sending out module includes:
First message receiving unit, for receiving the first message；
Packet loss processing unit, for when determining discarding first message, first message to be sent at packet loss
Device is managed, so that the packet loss processing unit after receiving first message, parses the heading of first message, obtains
To the heading information of first message, packet loss processing is executed according to the heading information.
In a kind of possible design, described device further include:
Analog message receiving unit, the analog message sent for receiving the packet loss processing unit, wherein the simulation
Message is forward-path message identical with the forward-path of first message, and forward-path refers to message in the forwarding mould
Forward-path in block；
Analog message processing unit determines turning for the analog message for the heading information according to the analog message
Path is sent out, processing is forwarded to the analog message according to the forward-path of the analog message, abandons the mould determining
When quasi- message, packet loss reason is sent to the packet loss processing unit, the packet loss the reason is that the forwarding module receive it is described
Analog message and the reason of determine when abandoning the analog message discarding that the generates analog message.
In a kind of possible design, packet loss reason is being sent to the packet loss processing by the analog message processing unit
When device, it is specifically used for:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the packet loss processing unit.
In a kind of possible design, packet loss reason is being sent to the packet loss processing by the analog message processing unit
When device, it is specifically used for:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the central processor CPU of the network equipment, to pass through the CPU
The modified analog message is sent to the packet loss processing unit, alternatively, after to parse the modification by the CPU
Analog message obtain the packet loss reason, the obtained packet loss reason of parsing is sent to the packet loss processing unit.
5th aspect, the embodiment of the present invention provide a kind of network equipment, and the data processing equipment includes processor and deposits
Reservoir；
The memory is for storing executable computer program code；
The processor is corresponding with the computer program code to run for reading the computer program code
Computer program, the method to execute above-mentioned first aspect and its each implementation or second aspect and its each implementation.
6th aspect, the embodiment of the present invention provide a kind of computer readable storage medium, the computer-readable storage medium
Computer instruction is stored in matter, when the computer instruction is run on computers, so that computer executes above-mentioned first
The method of aspect and its each implementation or second aspect and its each implementation.
Detailed description of the invention
Fig. 1 shows a kind of structural schematic diagram of existing interchanger；
Fig. 2 shows a kind of structural schematic diagrams of network architecture used in the embodiment of the present invention；
Fig. 3 shows a kind of schematic flow chart of loss treating method used in the embodiment of the present invention；
Fig. 4 shows the service traffics mark sheet in the embodiment of the present invention；
Fig. 5 shows another service traffics mark sheet in the embodiment of the present invention；
Fig. 6 shows a kind of structural schematic diagram of packet loss processing unit used in the embodiment of the present invention；
Fig. 7 shows the structural schematic diagram of another kind packet loss processing unit used in the embodiment of the present invention；
Fig. 8 shows the exemplary of the calculating equipment for the method and apparatus that can be realized packet loss processing according to embodiments of the present invention
The structure chart of hardware structure.
Specific embodiment
The embodiment of the invention provides a kind of loss treating methods and device and the network equipment, need in the network equipment
When dropping packets, it can be realized to being dropped the timely monitoring and discovery of message in network transmission, and realize to being dropped message
Timely analysis, for HP M it is timely discovery with positioning provide data support, avoid traditional message transmissions net
Network is after quality of service decline the drawbacks of ability report message transmission fault.The network equipment that the embodiment of the present invention is applicable in include but
It is not limited to the equipment that router, interchanger etc. can be realized data forwarding.
Fig. 2 shows a kind of schematic diagrames for network architecture that the embodiment of the present invention is applicable in.As shown in Fig. 2, the network rack
Structure includes the network equipment 100 and packet loss processing unit 200.Wherein, the network equipment 100 is implemented as the interchanger in Fig. 1, net
Network equipment 100 mainly may include CPU 110 and forwarding module 120, can be by outer between CPU 110 and forwarding module 120
If component interconnection (Peripheral Component Interconnect Express, PCIe) bus or internal bus
Connection, forwarding module 120 specifically can be implemented as asic chip shown in Fig. 1.Forwarding module 120 mainly may include message
Processing module 121 and traffic management module 122.Packet loss processing unit 200 is implemented as programmable logic array (field-
Programmable gate array, FPGA) chip 210 and analysis module 220, wherein analysis module 220 specifically can be real
It is now processor or other electronic equipments for being able to carry out data processing.
The network equipment 100 receive that other network equipments or subscriber terminal equipment are sent by its multiple switching port
One message, the treatment process of the first message received are completed by forwarding module 120, wherein Message processing mould
Block 121 is mainly responsible for the verifying, parsing, forwarding table of the first message are searched and message is sent etc., and traffic management module 122 is main
It is responsible for management and the scheduling of message etc. of the caching, buffer queue of message.CPU 110 is mainly responsible for the sheet of interchanger 100
Ground management, including to forwarding module 120 configuration, to work such as the configurations and network management of forwarding table.In addition, interchanger
It is typically also to be passed through by forwarding module 120 that 100 control messages (such as routing iinformation message) received etc., which control category information,
PCIe bus or internal bus are sent to after CPU 110, are handled by CPU 110.
In the network architecture shown in Fig. 2, the first message (as shown in Figure 2 message 1, message 2, message 3, message 4)
After entering forwarding module 120 by the switching port of interchanger 100, pass through message processing module (MPM) 121 and traffic management module
122 complete the forward process of the first message.During the first message forward process, message processing module (MPM) 121 and flowtube
Reason module 122 can determine the first message for needing to abandon, and the first message abandoned will be needed to be sent to packet loss processing dress
200 are set to be handled.For example, if message processing module (MPM) 121 determines one or more first messages due to message error or turns
When delivering lookup unsuccessfully equal a variety of causes needing to abandon, message processing module (MPM) 121 will then need the first message abandoned directly to send out
It send to fpga chip 210；If message processing module (MPM) 121 during carrying out Message processing, determines that the first message does not need to lose
When abandoning, then traffic management module 122 is sent by message, traffic management module 122 will be received from message processing module (MPM) 121
Packet buffer into the packet buffer space (for caching the memory space of message) of interchanger 100, at this time if there is due to
When packet buffer insufficient space or other reasons result in the need for dropping packets, traffic management module 122 will then need the report that abandons
Text is sent to fpga chip 210.As it can be seen that packet loss possibly was present in the different forward process stages of message.
In the network architecture as shown in Figure 2, interchanger 100 receives message 1, message 2, message 3 and message 4 this four
First message, message 3 are to determine that message 3 is then sent to fpga chip 210 by the first message for needing to abandon, interchanger 100.
Fpga chip 210 receive interchanger 100 transmission message 3 after, can analytic message 3 heading, be somebody's turn to do
It is dropped the heading information of the i.e. message of message characteristic of message, the heading information so as to obtain parsing is presented to
Network management personnel, so that network management personnel can formulate corresponding packet loss control strategy, realization pair based on heading information
It is dropped the timely monitoring and analysis of message.Fpga chip 210, can be with after parsing obtains being dropped the heading information of message
These information are further transmitted to analysis module 220, heading information is based on by analysis module 220 and is further processed.
Wherein, in practical applications, different processing strategies, analysis module can be pre-configured for analysis module 220 according to actual needs
220 after receiving the heading information that fpga chip 210 is sent, can be according to the processing strategie of heading information and configuration
It performs corresponding processing.Such forwarding module 120 is sent to packet loss processing dress when determining the first message of discarding, by the first message
200 are set, packet loss processing unit 200 can parse to obtain the message characteristic for being dropped message, can be with for example, heading information
The packet loss reason for further getting the application message and/or message that are dropped message, realize to packet loss it is timely monitoring with
Analysis provides data and supports, reduces the O&M cost of network for analysis, the positioning of network failure.
The embodiment of the present invention provides a kind of loss treating method, and this method can be used in the network architecture shown in Fig. 2, such as
Shown in Fig. 3, the loss treating method includes:
301, forwarding module 120 receives the first message.
Forwarding module 120 judges whether to abandon first message after receiving the first message, when determining discarding first message
Afterwards, then first message is sent to packet loss processing unit 200；When determination does not abandon first message, then normal processing should
The information carried in first message, such as heading according to the first message forwards first message etc..
302, which is sent to packet loss processing unit when determining discarding first message by forwarding module 120
200。
Wherein, forwarding module 120 does not forward first message, and first message is sent to packet loss processing unit
200, so that the packet loss processing unit 200 handles first message.
303, after packet loss processing unit 200 receives first message, the heading of first message is parsed, is obtained
The heading information of first message.
Heading information may include the address, purpose source media access control (media access control, MAC)
MAC Address, source Internet protocol (Internet Protocol, IP) address, purpose IP address, source port, destination port and transmission
One or more information in the information such as layer protocol.
In the embodiment of the present invention, packet loss processing unit 200 receive 120 determination of the forwarding module message to be abandoned after to its into
Row parsing, obtains the heading information of these dropping packets, is network to realize the timely monitoring and analysis to dropping packets
Analysis, the positioning of failure provide data support, reduce the O&M cost of network.
In a kind of implementation of the embodiment of the present invention, after the step 303 of method shown in Fig. 3, can also include:
304, packet loss processing unit 200 executes packet loss according to the heading information and handles.
Specifically, packet loss processing unit 200 searches the service traffics mark sheet of pre-configuration according to the heading information,
Obtain network application information corresponding with the heading information.The network application information is used to indicate by first message
The network application of influence.
Wherein, the service traffics mark sheet is used to store the service traffics feature for the multiple network application being pre-configured.?
In service traffics mark sheet shown in Fig. 4, the service traffics feature of every kind of network application includes at least one in heading information
Kind information and network application information.
Specifically, the service traffics mark sheet can be pre-configured to be in analysis module 220, which uses
In the service traffics feature for the multiple network application that storage is pre-configured, wherein the service traffics feature of every kind of network application includes
The network application of at least one of the heading information of message corresponding to this kind of network application information and this kind of network application letter
Breath.
Service traffics are characterized in information relevant to network application corresponding to message, are to realize that message is known to network application
Other important bridge can need to configure service traffics feature according to different application scenarios.For example, in an example, in Fig. 5
Shown in service traffics mark sheet, service traffics feature is except including letter identical at least one information in heading information
It can also include network application information except breath (information is for the comparison with the heading information for being dropped message), wherein
Network application information can include but is not limited to, and network layer protocol (such as Transmission Control Protocol or udp protocol), network layer port numbers are (as held
Slogan be 80), discharge pattern (such as hypertext transfer protocol (HyperText Transfer Protocol, HTTP) flow or text
Part transport protocol (File Transfer Protocol, FTP) flow etc.) etc. one or more application messages in information.
Based on above-mentioned service traffics mark sheet, analysis module 220 is in the heading information for receiving fpga chip and sending
Afterwards, the network application information that the heading information received with this matches can be searched in service traffics mark sheet, thus
It can determine the network application that packet loss is influenced.Wherein, match at least one of the heading information for referring to and receiving
Information is identical as at least one information in service traffics feature, and the network application information in service traffics feature to match is i.e.
For the above-mentioned network application information to match.
For the embodiment of the present invention in order to realize the positioning to packet loss reason, analysis module 220 can also be according to from fpga chip
It is (i.e. shown in Fig. 2 to lose that the 210 heading information structurings received go out analog message identical with the forward-path of the first message
Packet positioning message), and analog message is sent to interchanger 100, to determine the discarding for being dropped message based on the analog message
Reason.
In another implementation of the embodiment of the present invention, after the step 303 of method shown in Fig. 3, can also include:
Packet loss processing unit 200 determines analog message, and sends the analog message to forwarding module 120；Forwarding module 120 is receiving
After the analog message that the packet loss processing unit 200 is sent, the simulation is determined according to the heading information of the analog message
The forward-path of message is forwarded processing to the analog message according to the forward-path of the analog message, and in determination
When abandoning the analog message, packet loss reason is sent to the packet loss processing unit 200；Then, packet loss processing unit 200 can
To obtain the packet loss reason that the forwarding module 120 is sent.
Wherein, analog message is forward-path message identical with the forward-path of the first message, and forward-path refers to report
Forward-path of the text in the forwarding module.Packet loss abandons simulation the reason is that forwarding module 120 receives analog message and determines
The reason of discarding analog message generated when message.
Since the payload (payload) of the first message is not involved in forwarding routing, E-Packet for interchanger 100
Behavior does not influence, and therefore, the payload of analog message can be filled arbitrarily.
In one embodiment, analog message can be sent to CPU 110 by analysis module 220, by CPU 110 by mould
Quasi- message is sent to forwarding module 120.
It is understood that in actual operation, if not considering the data volume size of analog message, fpga chip 210
The first message received can also be sent to analysis module 220, analysis module 220 can be directly using the first message as upper
It states analog message and is sent to forwarding module 120.
After forwarding module 120 receives analog message, analog message is determined according to the heading information of analog message
Forward-path, as the forward-path of analog message be with its corresponding to the forward-path of the first message being dropped be identical
, therefore, forwarding module 120 can handle analog message according to forwarding process identical with the first message being dropped, message
Generally mainly the verification including message, accesses control list (Access Control List, ACL) check, pass through forwarding process
Forwarding table lookup exit port and etc..Forwarding module 120 is determining simulation report during carrying out the forward process of analog message
When text needs to abandon, packet loss reason condition is added in analog message by forwarding module 120, obtains modified analog message,
Later, by carry packet loss reason modified analog message again on send to CPU 110.Packet loss is the reason is that forwarding module 120 is received
To analog message and determine abandon analog message when the discarding that the generates analog message the reason of.
After CPU 110 receives the modified analog message for carrying packet loss reason, it is modified to can parse this
Analog message obtains packet loss reason, and packet loss reason is sent to analysis module 220.Certainly, CPU 110 will can also be carried directly
The modified analog message of packet loss reason is sent to packet loss processing unit 200, by the analysis module of packet loss processing unit 200
220 or fpga chip 210 complete the modified analog message parsing, obtain packet loss reason.
Loss treating method based on the embodiment of the present invention both can parse to obtain the message characteristic for being dropped message
(heading information) can also further get the packet loss reason of the application message and/or message that are dropped message, realize
Timely monitoring and analysis to packet loss provide data support for analysis, the positioning of network failure, reduce the O&M of network at
This.
It is understood that the network architecture shown in Fig. 2 is in the network architecture that the embodiment of the present invention is applicable in
One kind, the realization of each component or module in the network architecture shown in figure and connection relationship are also a kind of feasible side
Case, but be not unique one kind.For example, packet loss processing unit 200 can be with a kind of mutually independent equipment of interchanger 100,
A module being also possible in interchanger 100, i.e. packet loss processing unit 200 can be separately provided, and also can integrate setting and exist
In interchanger.It is arranged in fpga chip 210 likewise, the analysis module 220 of packet loss processing unit 200 can integrate, it can also
To be an individual processor or chip etc..Certainly, fpga chip 210 is also a kind of example, can be with other with can
The chip or processor of programing function are realized.In addition, if 110 performance of CPU of interchanger 100 is sufficiently high, packet loss processing unit
200 can also directly be realized by CPU 110, that is to say, that above-mentioned each function of packet loss processing unit 200 and/or respectively be operated
Realization can be executed by CPU 110.
To realize above-mentioned each method embodiment, present invention also provides a kind of packet loss processing units.
Fig. 6 shows a kind of structural schematic diagram of packet loss processing unit used in the embodiment of the present invention, packet loss processing dress
It sets and specifically includes message receiving unit 601, packet parsing unit 602 and packet loss processing unit 603.
Message receiving unit 601, the first message that the forwarding module for receiving the network equipment is sent, first message
For the forwarding module determination message to be abandoned.
Packet parsing unit 602 obtains the heading of first message for parsing the heading of first message
Information；
Packet loss processing unit 603, for executing packet loss processing according to the heading information.
In an optional embodiment of the present invention, packet loss processing unit 603, for obtaining the message of the first message
After head information, according to the heading information, the service traffics mark sheet of pre-configuration is searched, is obtained and the heading information
Corresponding network application information, wherein the network application information is used to indicate the network application influenced by first message,
The service traffics mark sheet is used to store the service traffics feature for the multiple network application being pre-configured, the industry of every kind of network application
Business traffic characteristic includes at least one of heading information information and network application information；
In another alternative embodiment, packet loss processing unit 603 is used to show the heading by output device
Information.
In an optional embodiment of the present invention, packet loss processing unit further includes analog message determination unit 604, mould
Quasi- packet sending unit 605 and packet loss reason acquiring unit 606.
Analog message determination unit 604, for determining analog message, wherein the analog message is forward-path and institute
The identical message of forward-path of the first message is stated, forward-path refers to forward-path of the message in the forwarding module；
Analog message transmission unit 605, for sending the analog message to the forwarding module；
Packet loss reason acquiring unit 606, the packet loss reason sent for obtaining the forwarding module, the packet loss the reason is that
The forwarding module receives the analog message and determines the discarding analog message generated when abandoning the analog message
Reason.
In an optional embodiment of the present invention, packet loss reason acquiring unit 606 is specifically used for:
The modified analog message that the forwarding module is sent is received by message receiving unit 601, after the modification
Analog message carry the packet loss reason；
The modified analog message is parsed, the packet loss reason is obtained.
In an optional embodiment of the present invention, the network equipment includes the packet loss processing unit.
Fig. 7 shows the structural schematic diagram of another kind packet loss processing unit used in the embodiment of the present invention, packet loss processing
Device includes forwarding module 701, and forwarding module 701 includes: the first message receiving unit 7011 and packet loss processing unit 7012.
First message receiving unit 7011, for receiving the first message；
Packet loss processing unit 7012, for first message being sent to and is lost when determining discarding first message
Packet processing unit, so that the packet loss processing unit after receiving first message, parses the message of first message
Head obtains the heading information of first message, executes packet loss processing according to the heading information.
In an optional embodiment of the present invention, packet loss processing unit further includes 702 He of analog message receiving unit
Analog message processing unit 703.
Analog message receiving unit 702, the analog message sent for receiving the packet loss processing unit, wherein described
Analog message is forward-path message identical with the forward-path of first message, and forward-path refers to message at described turn
Send out the forward-path in module；
Analog message processing unit 703, for determining the analog message according to the heading information of the analog message
Forward-path, processing is forwarded to the analog message according to the forward-path of the analog message, determine abandon institute
When stating analog message, packet loss reason is sent to the packet loss processing unit, the packet loss is the reason is that the forwarding module receives
The analog message and the reason of determine when abandoning the analog message discarding that the generates analog message.
In an optional embodiment of the present invention, packet loss reason is being sent to institute by analog message processing unit 703
When stating packet loss processing unit, it is specifically used for:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the packet loss processing unit.
In an optional embodiment of the present invention, packet loss reason is being sent to institute by analog message processing unit 703
When stating packet loss processing unit, it is specifically used for:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the central processor CPU of the network equipment, to pass through the CPU
The modified analog message is sent to the packet loss processing unit, alternatively, after to parse the modification by the CPU
Analog message obtain the packet loss reason, the packet loss reason that parsing obtains is sent to the packet loss processing unit.
Fig. 8 shows the exemplary of the calculating equipment for the method and apparatus that can be realized packet loss processing according to embodiments of the present invention
The structure chart of hardware structure.
As shown in figure 8, calculate equipment 800 include input equipment 801, input interface 802, processor 803, memory 804,
Output interface 805 and output equipment 806.
Wherein, input interface 802, processor 803, memory 804 and output interface 805 are interconnected by 810 phase of bus
It connects, input equipment 801 and output equipment 806 are connect by input interface 802 and output interface 805 with bus 810 respectively, in turn
It is connect with the other assemblies for calculating equipment 800.
Specifically, input equipment 801 is received from external input information, and will input information by input interface 802
It is transmitted to processor 803；Processor 803 carries out input information based on the computer executable instructions stored in memory 804
Output information is temporarily or permanently stored in memory 804 to generate output information, then passes through output interface by processing
Output information is transmitted to output equipment 806 by 805；Output information is output to the external confession for calculating equipment 800 by output equipment 806
User uses.
Program code is also stored in memory 804, processor 803 calls said program code that can make to calculate equipment
800 execute each step in the above-mentioned method of the application.
Processor 803 can be one or more CPU.In the case where processor 801 is a CPU, which be can be
Monokaryon CPU, is also possible to multi-core CPU.
Memory 804 can be but not limited to random access memory (RAM), read-only memory (ROM), erasable to compile
One of journey read-only memory (EPROM), compact disc read-only memory (CD-ROM), hard disk etc. are a variety of.Memory 804 is used for
Store program code.
The above embodiments of the present application can be come real wholly or partly by software, hardware, firmware or any combination thereof
It is existing.When implemented in software, it can entirely or partly realize in the form of a computer program product.The computer program
Product includes one or more computer instructions.When loading on computers and executing the computer program instructions, all or
It partly generates according to process or function described in the embodiment of the present invention.The computer can be general purpose computer, dedicated meter
Calculation machine, computer network or other programmable devices.The computer instruction can store in computer readable storage medium
In, or from a computer readable storage medium to the transmission of another computer readable storage medium, for example, the computer
Instruction can pass through wired (such as coaxial cable, optical fiber, number from a web-site, computer, server or data center
User's line (DSL)) or wireless (such as infrared, wireless, microwave etc.) mode to another web-site, computer, server or
Data center is transmitted.The computer readable storage medium can be any usable medium that computer can access or
It is comprising data storage devices such as one or more usable mediums integrated server, data centers.
Claims (17)
1. a kind of loss treating method, which is characterized in that the method is suitable for packet loss processing unit, which comprises
The first message that the forwarding module of the network equipment is sent is received, first message is that the forwarding module determination will abandon
Message；
The heading for parsing first message obtains the heading information of first message；
Packet loss processing is executed according to the heading information.
2. the method according to claim 1, wherein described execute packet loss processing packet according to the heading information
It includes:
According to the heading information, the service traffics mark sheet of pre-configuration is searched, is obtained corresponding with the heading information
Network application information, wherein the network application information is used to indicate the network application influenced by first message, the industry
Business traffic characteristic table is used to store the service traffics feature for the multiple network application being pre-configured, the service traffics of every kind of network application
Feature includes at least one of heading information information and network application information；
Or
The heading information is shown by output device.
3. method according to claim 1 or 2, which is characterized in that the forwarding module for receiving the network equipment was sent
After first message, further includes:
Determine analog message, wherein the analog message is forward-path report identical with the forward-path of first message
Text, forward-path refer to forward-path of the message in the forwarding module；
The analog message is sent to the forwarding module；
The packet loss reason that the forwarding module is sent is obtained, the packet loss is the reason is that the forwarding module receives the analog message
And the reason of determining when abandoning the analog message discarding that the generates analog message.
4. according to the method described in claim 3, it is characterized in that, the packet loss reason for receiving the forwarding module and sending,
Include:
The modified analog message that the forwarding module is sent is received, the modified analog message carries the packet loss
Reason；
The modified analog message is parsed, the packet loss reason is obtained.
5. according to the method described in claim 3, it is characterized in that, the analog message be first message, alternatively, be with
The heading of first message is the message that heading reconfigures, alternatively, being true according to being used in the heading information
The message that the information of the forward-path of fixed first message reconfigures.
6. a kind of loss treating method, which is characterized in that the method is suitable for the forwarding module of the network equipment, the method
Include:
Receive the first message；
When determining discarding first message, first message is sent to packet loss processing unit, so that at the packet loss
Device is managed after receiving first message, the heading of first message is parsed, obtains the message of first message
Head information executes packet loss processing according to the heading information.
7. according to the method described in claim 6, it is characterized in that, described be sent to packet loss processing unit for first message
Later, further includes:
Receive the analog message that the packet loss processing unit is sent, wherein the analog message is forward-path and described first
The identical message of the forward-path of message, forward-path refer to forward-path of the message in the forwarding module；
The forward-path that the analog message is determined according to the heading information of the analog message, according to the analog message
Forward-path is forwarded processing to the analog message；
Determine abandon the analog message when, packet loss reason is sent to the packet loss processing unit, the packet loss the reason is that
The forwarding module receives the analog message and determines the discarding analog message generated when abandoning the analog message
Reason.
8. the method according to the description of claim 7 is characterized in that described be sent to the packet loss processing dress for packet loss reason
It sets, comprising:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the packet loss processing unit.
9. the method according to the description of claim 7 is characterized in that described be sent to the packet loss processing dress for packet loss reason
It sets, comprising:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the central processor CPU of the network equipment, repairs the CPU by described
Analog message after changing is sent to the packet loss processing unit, obtains alternatively, the CPU is made to parse the modified analog message
To the packet loss reason, the packet loss reason that parsing obtains is sent to the packet loss processing unit.
10. a kind of packet loss processing unit, which is characterized in that described device includes packet loss processing unit, the packet loss processing unit
Include:
Message receiving unit, the first message that the forwarding module for receiving the network equipment is sent, first message is described
The forwarding module determination message to be abandoned；
Packet parsing unit obtains the heading information of first message for parsing the heading of first message；
Packet loss processing unit, for executing packet loss processing according to the heading information.
11. device according to claim 10, which is characterized in that the processing unit is used for:
After obtaining the heading information of the first message, according to the heading information, the service traffics for searching pre-configuration are special
Table is levied, obtains network application information corresponding with the heading information, wherein the network application information is used to indicate by institute
The network application of the first message influence is stated, the service traffics mark sheet is used to store the business for the multiple network application being pre-configured
Traffic characteristic, the service traffics feature of every kind of network application include at least one of heading information information and network application letter
Breath；Or, showing the heading information by output device.
12. device described in 0 or 11 according to claim 1, which is characterized in that described device further include:
Analog message determination unit, for determining analog message, wherein the analog message is forward-path and first report
The identical message of forward-path of text, forward-path refer to forward-path of the message in the forwarding module；
Analog message transmission unit, for sending the analog message to the forwarding module；
Packet loss reason acquiring unit, the packet loss reason sent for obtaining the forwarding module, the packet loss is the reason is that described turn
The reason of hair module receives the analog message and determines when abandoning the analog message discarding that the generates analog message.
13. device according to claim 12, which is characterized in that the packet loss reason acquiring unit is specifically used for:
The modified analog message that the forwarding module is sent is received, the modified analog message carries the packet loss
Reason；
The modified analog message is parsed, the packet loss reason is obtained.
14. a kind of packet loss processing unit, which is characterized in that described device includes forwarding module, and the forwarding module includes:
First message receiving unit, for receiving the first message；
Packet loss processing unit, for when determining discarding first message, first message to be sent to packet loss processing dress
It sets, so that the packet loss processing unit after receiving first message, parses the heading of first message, obtains institute
The heading information for stating the first message executes packet loss processing according to the heading information.
15. device according to claim 14, which is characterized in that described device further include:
Analog message receiving unit, the analog message sent for receiving the packet loss processing unit, wherein the analog message
For forward-path message identical with the forward-path of first message, forward-path refers to message in the forwarding module
Forward-path；
Analog message processing unit determines the forwarding road of the analog message for the heading information according to the analog message
Diameter is forwarded processing to the analog message according to the forward-path of the analog message, abandons the simulation report determining
Packet loss reason is sent to the packet loss processing unit by Wen Shi, and the packet loss is the reason is that the forwarding module receives the simulation
Message and the reason of determine when abandoning the analog message discarding that the generates analog message.
16. device according to claim 15, which is characterized in that the analog message processing unit is sent out by packet loss reason
When sending to the packet loss processing unit, it is specifically used for:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the packet loss processing unit.
17. device according to claim 16, which is characterized in that the analog message processing unit is sent out by packet loss reason
When sending to the packet loss processing unit, it is specifically used for:
The packet loss reason is added in the analog message and obtains modified analog message；
The modified analog message is sent to the central processor CPU of the network equipment, to pass through the CPU for institute
It states modified analog message and is sent to the packet loss processing unit, alternatively, to parse the modified mould by the CPU
Quasi- message obtains the packet loss reason, and the packet loss reason that parsing obtains is sent to the packet loss processing unit.
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