CN1874272A - Method for recognizing failure node in network - Google Patents
Method for recognizing failure node in network Download PDFInfo
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- CN1874272A CN1874272A CN 200510074911 CN200510074911A CN1874272A CN 1874272 A CN1874272 A CN 1874272A CN 200510074911 CN200510074911 CN 200510074911 CN 200510074911 A CN200510074911 A CN 200510074911A CN 1874272 A CN1874272 A CN 1874272A
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Abstract
Core of the method is as following: first, network node of system sends detection message to other associated network nodes; then, monitoring response messages from the said associated network nodes; if verifying that response message from an associated network node is not received then the method determines the associated network node is a fault network node. Without need of preparing additional special network detection device, and without need of debugging fault nodes through manual work by technicians, the invention can position network fault accurately, and quicken speed for positioning fault. Advantages are: increasing efficiency of recognizing fault point of network, reducing maintenance cost of system, raising degree of satisfaction of users, and not influence on safety of network.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of method of recognition network malfunctioning node.
Background technology
At present stage NGN (Next Generation Network; Next generation network) under the framework, business is all based on IP network, and the stable of bearer network directly has influence on stable that NGN uses, so network failure is located fast, discerns malfunctioning node automatically, will alleviate maintenance load greatly, reduces maintenance cost.
The technical scheme of prior art one related to the present invention is: the network failure checkout equipment that at first disposes additional dedicated, when network breaks down, the equipment machine room technical staff investigates the segmentation of bearer network equipment is manual by the checkout equipment of described special use, until confirming malfunctioning node.
By the technical scheme of prior art as can be seen, there is following deficiency in it:
1, need the machine room technical staff to investigate malfunctioning node by hand in the prior art, so efficient is lower, slow to failure response, and require the operator on duty to possess relevant art knowledge, maintenance difficulties is relatively large.
2, prior art need be equipped with the network measuring equipment of additional dedicated, thereby has increased cost of investment, need carry out complicated configuration simultaneously on checkout equipment, and this will influence network security.
Summary of the invention
In view of above-mentioned existing in prior technology problem, the method that the purpose of this invention is to provide a kind of recognition network malfunctioning node, by this method, can realize that the node on the network detects the network failure node automatically, and need not be equipped with the network measuring equipment of additional dedicated, do not need the machine room technical staff to investigate malfunctioning node by hand, thereby can improve the recognition efficiency of network failure point, reduce the cost of investment of network, nor can influence the safety of network.
The objective of the invention is to be achieved through the following technical solutions:
The method of a kind of recognition network malfunctioning node provided by the invention comprises:
The network node of A, system sends detection messages to the network node that is associated with it;
The response message of B, the described network node that is associated of monitoring when confirming not receive the response message of the described network node that is associated, determines that then this related network node is the fault network node.
Wherein, described step B specifically comprises:
B1, judge whether to receive the response message of described related network node, if, execution in step B2 then; If not, execution in step B3 then;
B2, the described related network of record address of node information;
B3, determine that this related network node is the fault network node, and write down the daily record of described fault network node.
Wherein, described step B3 specifically comprises:
Judge not receive whether the time of described response message reach the threshold value of setting, if determine that then this related network node is the fault network node, and write down the daily record of described fault network node; Otherwise continue to carry out this step.
Wherein, described step B2 also comprises:
B21, according to the address information of described record, upgrade related network address of node information table.
Wherein, described step B2 also comprises:
B22, judge whether to arrive the purpose network node, if, execution in step B23 then; Otherwise, execution in step B24;
B23, finish this process, waiting system triggers described network node and starts the network measuring function;
B24, according to the address information of described record, send described detection messages to next stage related network node, continue execution in step B1 then.
Wherein, described step B2 also comprises:
B25, judge whether to arrive the purpose network node, if, execution in step B26 then; Otherwise, execution in step B27;
Whether reach the blanking time that B26, judgement detect, if reach, then continues execution in step A; Otherwise waiting system triggers described network node and starts the network measuring function;
B27, according to the address information of described record, send described detection messages to next stage related network node, continue execution in step B1 then.
Wherein, the process of the described network node startup of system triggers described in step B23 or step B26 network measuring function comprises:
System connects foundation by application layer and triggers described network node startup network measuring function;
Or,
System connects the described network node of down trigger by application layer and starts the network measuring function.
Wherein, described step B3 specifically comprises:
B31, the detection number of times of described related network node is upgraded;
Whether B32, the detection number of times after judge upgrading reach set point, if, execution in step B33 then; Otherwise, continue execution in step A;
B33, determine that this related network node is the fault network node, and write down the daily record of described fault network node.
Wherein, described step B33 also comprises:
Daily record according to the fault network node of described record produces the alarm record.
Wherein, described step B33 also comprises:
Described fault log and/or described alarm record are reported System Control Center.
As seen from the above technical solution provided by the invention, method of the present invention sends detection messages to the network node that is associated with it by the network node of system at first, monitor the response message of described associated network node then, when confirming not receive the response message of the described network node that is associated, then determine the technical scheme that this related network node is the fault network node, thereby can be at the network measuring equipment that need not be equipped with additional dedicated, do not need the machine room technical staff to investigate by hand under the situation of malfunctioning node, accurate locating network fault, but also can accelerate fault location speed, therefore not only can improve the recognition efficiency of network failure point, the maintenance cost of reduction system, improve client's satisfaction, nor can influence the safety of network.
Description of drawings
Fig. 1 is the flow chart of first embodiment provided by the invention;
Fig. 2 is the flow chart of second embodiment provided by the invention;
Fig. 3 is the flow chart of embodiment provided by the invention;
Fig. 4 is the Organization Chart of network node of the present invention.
Embodiment
The invention provides a kind of method of recognition network malfunctioning node, its core is: at first the network node of system sends detection messages to the network node that is associated with it; Monitor the response message of described associated network node then, when system validation is not received the response message of the described network node that is associated, determine that then this related network node is the fault network node.
First embodiment provided by the invention as shown in Figure 1, comprising:
Step S101, the network node of system send detection messages to the network node that is associated with it.
Step S102 judges whether to receive the response message of described related network node, if, execution in step S103 then; If not, execution in step S104 then.
Step S103 writes down described related network address of node information, then execution in step S105.
Step S105 according to the address information of described record, upgrades related network address of node information table.
Step S106 judges whether to arrive the purpose network node, if, execution in step S107 then; Otherwise, execution in step S108.
Step S107 judges whether reach the blanking time of detecting, if reach, then continue execution in step S101; Otherwise execution in step S109, promptly waiting system triggers described network node startup network measuring function.
In step S109, system connects foundation by application layer and triggers described network node startup network measuring function; Or system connects the described network node of down trigger by application layer and starts the network measuring function.
Step S108 according to the address information of described record, sends the network node of described detection messages to the next stage association, continues execution in step S102 then.
Step S104 judges and not to receive whether the time of described response message reach the threshold value of setting, if, execution in step S110 then; Otherwise continue execution in step S104.
Step S110 upgrades the detection number of times of described related network node, then execution in step S111.
Step S111 judges whether the detection number of times of the network node detected reaches the threshold value of setting, if, execution in step S112 then; Otherwise execution in step S101.
Step S112 determines that this related network node is the fault network node, and writes down the daily record of described fault network node, promptly writes down the time of the event of described fault network node and the incident of generation.Execution in step S113 then.
Step S113 produces the alarm record according to the daily record of the fault network node of described record.
Step S114 reports System Control Center with described fault log and/or described alarm record.
Second embodiment provided by the invention as shown in Figure 2, comprising:
Step S201, the network node of system send detection messages to the network node that is associated with it.
Step S202 judges whether to receive the response message of described related network node, if, execution in step S203 then; If not, execution in step S204 then.
Step S203 writes down described related network address of node information, then execution in step S205.
Step S205 according to the address information of described record, upgrades related network address of node information table.
Step S206 judges whether to arrive the purpose network node, if then execution in step S207 promptly finishes this process, waiting system triggers described network node and starts the network measuring function; Otherwise, execution in step S208.
In step S207, the described network node of described system triggers starts the network measuring function, comprising: system connects foundation by application layer and triggers described network node startup network measuring function; Or system connects the described network node of down trigger by application layer and starts the network measuring function.
Step S208 according to the address information of described record, sends the network node of described detection messages to the next stage association, continues execution in step S202 then.
Step S204 judges and not to receive whether the time of described response message reach the threshold value of setting, if, execution in step S209 then; Otherwise continue execution in step S204.
Step S209 upgrades the detection number of times of described related network node, then execution in step S210.
Step S210 judges whether the detection number of times of the network node detected reaches the threshold value of setting, if, execution in step S211 then; Otherwise execution in step S101.
Step S211 determines that this related network node is the fault network node, and writes down the daily record of described fault network node.Execution in step S212 then.
Step S212 produces the alarm record according to the daily record of the fault network node of described record.
Step S213 reports System Control Center with described fault log and/or described alarm record.
Describe the described specific implementation process of the foregoing description below for example in detail, as described in first embodiment, the automatic measuring ability of network of the present invention connects IE by the foundation of system applies layer, system applies layer, or regularly starts by setting-up time.After the automatic measuring ability of network starts, as shown in Figure 3, comprising:
Step S301, initialization detection node number, as, the number of network node n=1 that makes system detect.
Step S302 is provided with detection messages, as the Ping/UDP message, TTL=n life cycle (n is a constant), and the arbitrary network node in the selection network sends this message to other network nodes that are associated with described network node, and starts timer T1 simultaneously as transmitting terminal.
As shown in Figure 4, as selecting the MG1 network node as transmitting terminal, when itself and MGC network node communicated, the associated nodes of MG1 network node comprised R1, R3, R4 and MGC node at this moment; When itself and MG2 network node communicated, this moment, the associated nodes of MG1 network node comprised R1, R4, R2 and MG2 node.
Step S303, judge whether to receive the response message of described related network node, if, execution in step S304 then, promptly write down described related network address of node information, and, upgrade related network address of node information table according to the address information of described record, stop timer T1 simultaneously, then execution in step S305; If not, execution in step S306 then.
Step S305 judges whether to arrive the purpose network node, if, execution in step S307 then; Otherwise, make n+1, and execution in step S302.
Step S307, start detection intervalometer T2, execution in step S308 then.
Step S308, whether T2 blanking time of monitoring reaches, if reach, then continues execution in step S301; Otherwise execution in step S309, promptly waiting system triggers described network node startup network measuring function.
Step S306 judges and not to receive whether the time of described response message reach the threshold value T1 of setting (time T 1 of timer), if, execution in step S310 then; Otherwise continue execution in step S306.
Step S310 upgrades the detection number of times of described related network node, as, the detection number of times that makes node n is i+1, then execution in step S311.
Step S311 judges whether the detection number of times of the network node detected surpasses the threshold value that is provided with, if as i>3, and execution in step S312 then; Otherwise execution in step S302.
Step S312 determines that this related network node is the fault network node, and writes down the daily record of described fault network node.
As seen from the above technical solution provided by the invention, method of the present invention sends detection messages to the network node that is associated with it by the network node of system at first, monitor the response message of described associated network node then, when confirming not receive the response message of the described network node that is associated, then determine the technical scheme that this related network node is the fault network node, thereby can be at the network measuring equipment that need not be equipped with additional dedicated, do not need the machine room technical staff to investigate by hand under the situation of malfunctioning node, accurate locating network fault, but also can accelerate fault location speed, therefore not only can improve the recognition efficiency of network failure point, the maintenance cost of reduction system, improve client's satisfaction, nor can influence the safety of network.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (10)
1, a kind of method of recognition network malfunctioning node is characterized in that, comprising:
The network node of A, system sends detection messages to the network node that is associated with it;
The response message of B, the described network node that is associated of monitoring when confirming not receive the response message of the described network node that is associated, determines that then this related network node is the fault network node.
2, method according to claim 1 is characterized in that, described step B specifically comprises:
B1, judge whether to receive the response message of described related network node, if, execution in step B2 then; If not, execution in step B3 then;
B2, the described related network of record address of node information;
B3, determine that this related network node is the fault network node, and write down the daily record of described fault network node.
3, method according to claim 2 is characterized in that, described step B3 specifically comprises:
Judge not receive whether the time of described response message reach the threshold value of setting, if determine that then this related network node is the fault network node, and write down the daily record of described fault network node; Otherwise continue to carry out this step.
4, method according to claim 3 is characterized in that, described step B2 also comprises:
B21, according to the address information of described record, upgrade related network address of node information table.
5, method according to claim 4 is characterized in that, described step B2 also comprises:
B22, judge whether to arrive the purpose network node, if, execution in step B23 then; Otherwise, execution in step B24;
B23, finish this process, waiting system triggers described network node and starts the network measuring function;
B24, according to the address information of described record, send described detection messages to next stage related network node, continue execution in step B1 then.
6, method according to claim 4 is characterized in that, described step B2 also comprises:
B25, judge whether to arrive the purpose network node, if, execution in step B26 then; Otherwise, execution in step B27;
Whether reach the blanking time that B26, judgement detect, if reach, then continues execution in step A; Otherwise waiting system triggers described network node and starts the network measuring function;
B27, according to the address information of described record, send described detection messages to next stage related network node, continue execution in step B1 then.
According to claim 5 or 6 described methods, it is characterized in that 7, the process that the described network node of system triggers described in step B23 or the step B26 starts the network measuring function comprises:
System connects foundation by application layer and triggers described network node startup network measuring function;
Or,
System connects the described network node of down trigger by application layer and starts the network measuring function.
8, method according to claim 2 is characterized in that, described step B3 specifically comprises:
B31, the detection number of times of described related network node is upgraded;
Whether B32, the detection number of times after judge upgrading reach set point, if, execution in step B33 then; Otherwise, continue execution in step A;
B33, determine that this related network node is the fault network node, and write down the daily record of described fault network node.
9, method according to claim 8 is characterized in that, described step B33 also comprises:
Daily record according to the fault network node of described record produces the alarm record.
10, method according to claim 9 is characterized in that, described step B33 also comprises:
Described fault log and/or described alarm record are reported System Control Center.
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