CN1531251A - Method for maintaining origination outgoing circuit of switch - Google Patents
Method for maintaining origination outgoing circuit of switch Download PDFInfo
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- CN1531251A CN1531251A CNA031195393A CN03119539A CN1531251A CN 1531251 A CN1531251 A CN 1531251A CN A031195393 A CNA031195393 A CN A031195393A CN 03119539 A CN03119539 A CN 03119539A CN 1531251 A CN1531251 A CN 1531251A
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- circuit
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- unblocking
- switch
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Abstract
A method is used for maintaining outgoing circuit of the exchanger local, adding maintenance ID used for distinguishing local and opposite terminal in the command of block and block cleared. If blocking local circuit is needed, the circuit switches local block state, and this circuit is deleted from route selection queue; if clearing the block for block local circuit, the circuit is switched to normal state, and is added to the route selection queue of exchanger. This method makes local station to take the block and block cleared operation for the local station circuit through the maintenance station, as implementing blocking outgoing call of local station doesn't influence incoming call generated from opposite station, takes a great convenience of daily maintenance for exchanger.
Description
Technical field
The present invention relates to the switching technology field, relate to a kind of method of safeguarding switch local terminal outgoing circuit or rather.
Background technology
Is the necessary basic function of switch operation maintenance by attended operation to the function that circuit carries out obturation and unblocking, this function can make the circuit in the part operation withdraw from service, to separate the traffic load of postponing paying and changing planes, also can on the basis of this function, realize the uni-directional call of some specific type by the negotiation of two ends interoffice.
There is shut-off plug in the China Ministry of Posts and Telecommunications and removes inaccessible regulation according to International Telecommunications Union (I_TUT), formulated one and overlapped the GB that is applicable to Chinese program controlled switch technology, comprise " state Intranet NO.7 signaling method Telephone User Part technical specification " and " state Intranet NO.7 signaling method integrated services digital network ISDNYong Hubufen technical specification ", these two standards are respectively to the obturation of Telephone User Part (TUP) circuit and ISDNYong Hubufen (ISUP) circuit, separating obturation stipulates, what of Bi Sai circuit as required, can will safeguard that block service is divided into wall scroll obturation and inaccessible two kinds of group, the inaccessible corresponding circuit of wall scroll, inaccessible then corresponding one or more the circuit of group, the method of these two kinds of obturations is similar, just in that to carry out the different block messages that sent when inaccessible different.Be example the wall scroll circuit is carried out obturation below.
Referring to Fig. 1, switch A is connected with B, C is the maintenance console of switch A, if maintenance console C need carry out the outbound call restriction to certain bar circuit of switch A, perhaps need certain bar circuit of inaccessible switch b, then need maintenance console C to send inaccessible order to switch A, after switch A is received this obturation order, send block message to switch b, with the corresponding guard of circuit of B end, make this circuit do not support from A to B and B to the calling of A; Equally, if desired this lock-out circuit is carried out unblocking, then need maintenance console C to send the unblocking order to switch A, after switch A is received this unblocking order, send unblocking message to switch b, with this circuit unblocking, thereby make this circuit support switch A again to the calling of switch b and switch b to switch A.
As can be seen, in the GB to the regulation of the guard of circuit pay close attention to be this end office (EO) with opposite end office between cooperate i.e. incoming call by inaccessible opposite end office of this end office (EO), the perhaps outgoing call of inaccessible this end office (EO) of opposite end office.If make the partial circuit of this end office (EO) withdraw from the incoming call of serving and don't influencing opposite end office, then must consult opposite end office, by opposite end office the circuit of this end office (EO) is carried out obturation, if do not adopt this method, then can only delete this end office (EO) needs inaccessible circuit, perhaps changes corresponding data configuration, perhaps pulls out corresponding veneer, and these methods bring great impact all can for the operation of switch, also may have influence on the relevant circuit of other operations.
This cooperation by two interoffices safeguards that the method for telecommunications network can satisfy the needs that telecommunications industry development commitment is safeguarded telecommunications network, but development along with telecommunications industry, the maintaining method that this interoffice cooperates more and more is unfavorable for the operation and the maintenance of switch, need the calling of forcing out voluntarily of this end office (EO) under many circumstances, therefore, can determine independently that to switch the requirement of this end office (EO) circuit operation state is more and more stronger, and existing to safeguarding that inaccessible regulation can not satisfy the needs to the actual maintenance of this end office (EO) circuit.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method of safeguarding switch local terminal outgoing circuit, makes switch self just can carry out the obturation and the releasing obturation of local terminal outgoing circuit, and does not need the cooperation of opposite end office.
For reaching above purpose, the present invention program is achieved in that a kind of method of safeguarding switch local terminal outgoing circuit, and this method comprises:
In obturation order that maintenance console sends and unblocking order, increase respectively to be used to distinguish and safeguard that local terminal still is the obturation sign of opposite end;
This end switch judges it is inaccessible this terminal circuit or inaccessible to terminal circuit according to the sign of the obturation in the obturation order of maintenance console transmission, if inaccessible this terminal circuit, then switch obtains the circuit number and the circuit types of lock-out circuit from the obturation order of receiving, with this circuit conversion is the local terminal blocked state, and the route selection module of notice switch, this circuit is deleted from out routing formation, otherwise, inaccessible to terminal circuit;
Obturation sign in the unblocking order that this end switch sends according to maintenance console judges it is that this terminal circuit of unblocking or unblocking are to terminal circuit, if this terminal circuit of unblocking, then switch obtains the circuit number and the circuit types of unblocking circuit from the unblocking order of receiving, with this circuit conversion is normal condition, and the route selection module of notice switch, this circuit is added in the out routing formation, otherwise unblocking is to terminal circuit.
This method may further include: maintenance console is when generating inaccessible order, and inaccessible if desired this terminal circuit then identifies set with obturation, otherwise, should the obturation sign put 0.
This method may further include: maintenance console carries out unblocking to this terminal circuit if desired when generating the unblocking order, then obturation is identified set, otherwise, should the obturation sign put 0.
This method can further include: increase the inaccessible sign of local terminal in the control table of every circuit of switch.
When this terminal circuit of obturation, by the set of the inaccessible sign of local terminal is realized inaccessible this terminal circuit; When this terminal circuit of unblocking,, the inaccessible sign of local terminal realizes that unblocking is to terminal circuit by being put 0.
When circuit is deleted, send inaccessible acknowledgement message to maintenance console from out routing formation; When adding circuit to the routing formation, send the unblocking acknowledgement message to maintenance console.
Described local terminal obturation is designated 8 bits.
This method can further include: when maintenance console was inquired about the state of this lock-out circuit, then switch informed that by the inaccessible sign of local terminal this circuit of maintenance console is that local terminal safeguards inaccessible.
Described outgoing circuit is the Telephone User Part circuit.
Described outgoing circuit is an integrated services digital network User Part circuit.
The inventive method is safeguarded sign by being provided with in the obturation that sends at maintenance console and the unblocking order, make this end office (EO) can carry out the obturation and the unblocking of circuit by the self maintained platform, in inaccessible local terminal outgoing circuit, do not influence the incoming call of opposite end office at this circuit.Changed the situation that original obturation and unblocking action need are realized by opposite end office by the inventive method, for the operation and the maintenance of switch provides great convenience.
Description of drawings
Fig. 1 is the annexation schematic diagram of maintenance console and switch;
Fig. 2 is for safeguarding the flow chart of local terminal outgoing circuit in the embodiment of the invention.
Embodiment
Below in conjunction with drawings and the specific embodiments the inventive method is described in further detail.
The inventive method is at first added one at every in switch circuit and is used to identify the variable of this circuit by the local terminal obturation, this variable is called the inaccessible sign of local terminal, and to increase an obturation that is used to identify this circuit and unblocking in obturation that maintenance console sends and unblocking order be at this terminal circuit or to the identification field of terminal circuit, this field is called safeguards sign.
Obturation that maintenance console C is sent and unblocking order may be the attendants for circuit being tested or in order to realize that certain special calling initiates, the maintenance terminal of maintenance console C carries out set to the sign of the maintenance in obturation and the unblocking order as required when generating obturation and unblocking order, initiate inaccessible if desired by this end office (EO), then should safeguard sign set, otherwise, should safeguard to identify and put 0.
The same with prior art, the order that maintenance console sends can be wall scroll obturation and wall scroll unblocking order, also can be that inaccessible releasing of order of group's obturation and group ordered, and the method for the two obturation and unblocking is identical, difference is the corresponding circuit of wall scroll, and corresponding many circuit of group.
Wall scroll obturation and wall scroll unblocking order with maintenance console C transmission switch A shown in Figure 1 is example below.
Referring to Fig. 2, maintenance console C sends obturation and unblocking order to switch A, and switch A is as follows to the operation that circuit carries out obturation and unblocking at this order:
A. after switch A is received the obturation order of maintenance console C, judge it is inaccessible this terminal circuit or inaccessible to terminal circuit according to the maintenance in obturation order sign, if inaccessible this terminal circuit then enters step b, otherwise, according to the prior art obturation to terminal circuit.
B. circuit number in the obturation order of receiving of switch A basis and circuit types are with the inaccessible sign of the local terminal set of corresponding circuits, thereby transfer this circuit to the local terminal blocked state, and the circuit number of this circuit is reported the route selection module of switch A, this route selection module is deleted this circuit number from out routing formation, switch A sends inaccessible acknowledgement message to maintenance console C simultaneously.
When maintenance console is inquired about the state of this lock-out circuit, inaccessible the same with opposite end office, this circuit is shown as unavailable blocked state, because the inaccessible sign of local terminal is used to identify this circuit and carries out obturation by this end office (EO), therefore can inform further that by this variable this circuit of maintenance console is the local maintenance obturation, this variable can be an inaccessible local terminal (BloLocal) field that increases in the circuit control table.If the ISUP circuit is carried out obturation, then opposite end office may inquire about this lock-out circuit, because the mode field that regulation is returned in the international agreement has only 2 bits, expression free time, fault, inaccessible and not installation respectively, therefore for the local terminal lock-out circuit, inform this idle of opposite end office.
If the calling that continues or connected is arranged on this circuit, this process can not called out influential to this, and because the set of inaccessible local terminal variable, therefore behind this end of calling, this circuit will be deleted from idle routing formation, simultaneously circuit state is changed to obturation.
C. switch A judges whether to receive the unblocking order of maintenance console C, if do not have, then returns step c, otherwise, enter steps d.
D. judge it is to remove the local terminal obturation or remove the opposite end obturation according to the sign of the maintenance in the unblocking order, if, then switch A empties the inaccessible sign of local terminal, transfer this circuit to normal condition, and this circuit reported the route selection module of switch A, and route selection module is added this circuit in the idle routing formation to, and switch A sends the unblocking acknowledgement message to maintenance console C afterwards, otherwise, according to the prior art unblocking to terminal circuit.
Adopt the inventive method to make switch not send any information to opposite end office, the circuit of own inaccessible this end office (EO), thus close of the outgoing call of this end office (EO) at this circuit, do not influence the incoming call of opposite end office on this circuit simultaneously.
Claims (10)
1, a kind of method of safeguarding switch local terminal outgoing circuit is characterized in that, this method comprises:
In obturation order that maintenance console sends and unblocking order, increase respectively to be used to distinguish and safeguard that local terminal still is the maintenance sign of opposite end;
This end switch judges it is inaccessible this terminal circuit or inaccessible to terminal circuit according to the sign of the maintenance in the obturation order of maintenance console transmission, if inaccessible this terminal circuit, then switch obtains the circuit number and the circuit types of lock-out circuit from the obturation order of receiving, with this circuit conversion is the local terminal blocked state, and the route selection module of notice switch, this circuit is deleted from out routing formation, otherwise, inaccessible to terminal circuit;
Maintenance sign in the unblocking order that this end switch sends according to maintenance console judges it is that this terminal circuit of unblocking or unblocking are to terminal circuit, if this terminal circuit of unblocking, then switch obtains the circuit number and the circuit types of unblocking circuit from the unblocking order of receiving, with this circuit conversion is normal condition, and the route selection module of notice switch, this circuit is added in the out routing formation, otherwise unblocking is to terminal circuit.
2, method according to claim 1 is characterized in that this method further comprises: maintenance console is when the inaccessible order of generation, and inaccessible if desired this terminal circuit then will be safeguarded sign set, otherwise, should safeguard to identify and put 0.
3, method according to claim 1 is characterized in that this method further comprises: maintenance console carries out unblocking to this terminal circuit if desired when generating the unblocking order, then will safeguard sign set, otherwise, should safeguard to identify and put 0.
4, method according to claim 1 is characterized in that this method further comprises, increases the inaccessible sign of local terminal in the control table of every circuit of switch.
5, method according to claim 4 is characterized in that, during this terminal circuit of obturation, by the set of the inaccessible sign of local terminal is realized inaccessible this terminal circuit; During this terminal circuit of unblocking,, the inaccessible sign of local terminal realizes that unblocking is to terminal circuit by being put 0.
6, method according to claim 4 is characterized in that, when circuit is deleted from out routing formation, sends inaccessible acknowledgement message to maintenance console; When adding circuit to the routing formation, send the unblocking acknowledgement message to maintenance console.
7, method according to claim 4 is characterized in that, described local terminal obturation is designated 8 bits.
8, method according to claim 4 is characterized in that this method further comprises: when maintenance console was inquired about the state of this lock-out circuit, then switch informed that by the inaccessible sign of local terminal this circuit of maintenance console is that local terminal safeguards inaccessible.
9, method according to claim 1 is characterized in that, described outgoing circuit is the Telephone User Part circuit.
10, method according to claim 1 is characterized in that, described outgoing circuit is an integrated services digital network User Part circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031195393A CN100342689C (en) | 2003-03-10 | 2003-03-10 | Method for maintaining origination outgoing circuit of switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031195393A CN100342689C (en) | 2003-03-10 | 2003-03-10 | Method for maintaining origination outgoing circuit of switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1531251A true CN1531251A (en) | 2004-09-22 |
| CN100342689C CN100342689C (en) | 2007-10-10 |
Family
ID=34285148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031195393A Expired - Fee Related CN100342689C (en) | 2003-03-10 | 2003-03-10 | Method for maintaining origination outgoing circuit of switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100342689C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007131407A1 (en) * | 2006-05-16 | 2007-11-22 | Huawei Technologies Co., Ltd. | A realizing method of circuit maintain operation, maintain station device and maintain entity device |
| CN101257438B (en) * | 2008-01-22 | 2010-07-14 | 中兴通讯股份有限公司 | Method for keeping consistence of channel occlusion state among nodes |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5918024A (en) * | 1996-05-08 | 1999-06-29 | Ericsson, Inc. | Method and apparatus for providing single channel communications |
| KR100227517B1 (en) * | 1997-06-18 | 1999-11-01 | 서평원 | System and method for call watch in exchanger |
-
2003
- 2003-03-10 CN CNB031195393A patent/CN100342689C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007131407A1 (en) * | 2006-05-16 | 2007-11-22 | Huawei Technologies Co., Ltd. | A realizing method of circuit maintain operation, maintain station device and maintain entity device |
| CN101257438B (en) * | 2008-01-22 | 2010-07-14 | 中兴通讯股份有限公司 | Method for keeping consistence of channel occlusion state among nodes |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100342689C (en) | 2007-10-10 |
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Granted publication date: 20071010 Termination date: 20170310 |