CN105515971A - Achievement method and device of layered Qos scheduling of resource reuse - Google Patents
Achievement method and device of layered Qos scheduling of resource reuse Download PDFInfo
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- CN105515971A CN105515971A CN201410541873.3A CN201410541873A CN105515971A CN 105515971 A CN105515971 A CN 105515971A CN 201410541873 A CN201410541873 A CN 201410541873A CN 105515971 A CN105515971 A CN 105515971A
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- path
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- protection path
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- layering qos
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/46—Interconnection of networks
- H04L12/4633—Interconnection of networks using encapsulation techniques, e.g. tunneling
Abstract
The invention provides an achievement method and an achievement device of layered Qos scheduling of resource reuse. The achievement method and achievement device are applied to a multi-protocol label switching (MPLS) network. The method comprises steps of starting a layered QoS on a pseudo-wire or a channel, and when establishing a working path, establishing a layered QoS scheduling tree of the working path and mounting the QoS scheduling tree on an exit of the working path; when configuring a protection group on the pseudo-wire or the channel, establishing a protection path; and when a business on the working path is switched to the protection path, transferring the layered QoS scheduling tree mounted on the exit of the working path to an exit of the protection path. By establishing the protection path but not establishing a layered QoS scheduling tree of the protection path when configuring the pseudo-wire or the channel, so an energy saving objective can be achieved without affecting original indexes and switching frequency of a device.
Description
Technical field
The present invention relates to MPLS (multiprotocol label switching) network field, particularly relate to implementation method and the device of a kind of layering QoS of resource multiplex.
Background technology
HQoS (HierarchicalQualityofService, layering QoS), by scheduling strategy being assembled into the mode of with different levels tree, achieves the object of layering scheduling.Owing to adopting tree, the consumption rate of scheduling node and scheduling queue is larger.
And the resist technology in MPLS network, in order to better ensure client traffic, when operating path goes wrong, by switching the business to the method for Protection path, the unbroken object of the business that reaches.Protection is divided into the protection of pseudo-line level, the protection of tunnel level and the protection of section layer.If pseudo-line, tunnel, tomography all enable protection, 8 possible paths can be formed so at most, 1 operating path, 7 Protection paths.
If enable layering QoS on the pseudo-line or tunnel of Protection path, adopt just by the mode of schedule tree foundation when setting up path, so compared to the situation of not configuration protection, the consumption of scheduling resource mostly is original 8 times most.The resource of scheduling node and scheduling queue is originally limited, so a large amount of consumption, and the quantity in the pseudo-line of support, tunnel must be caused to reduce, and then the number of services supported also reduces, the overall performance index of final equipment declines.
Summary of the invention
The object of the present invention is to provide implementation method and the device of a kind of layering QoS of resource multiplex, do not affect equipment original index, switch on the basis of efficiency and function, solve scheduling resource problem in short supply.
In order to achieve the above object, the invention provides the implementation method of a kind of layering QoS of resource multiplex, comprising:
Layering QoS is enabled at pseudo-line or tunnel, when creating work path, the layering QoS schedule tree simultaneously created work path, and by the outlet of layering QoS schedule tree carry at operating path;
When pseudo-line or tunnel configuration protection group, create Protection path;
When the business on operating path is switched on Protection path, the layering QoS schedule tree of carry in the outlet of operating path is moved in the outlet of Protection path.
Wherein, layering QoS schedule tree comprises:
The interface level corresponding with the outlet in path, the L0 level corresponding with tunnel, the L1 level corresponding with pseudo-line, and the L2 level corresponding with collection of queues; Wherein, in the outlet of operating path, establishment has public queue set.
Wherein, Protection path comprises:
When creating Protection path, enable the layering Qos of Protection path, in the outlet of Protection path, establishment has public queue set.
Wherein, when the business on operating path is switched on Protection path, the step that carry moves in the outlet of Protection path at the layering QoS schedule tree of the outlet of operating path is comprised:
When the business on operating path is switched on Protection path, switch the business to the public queue set of the outlet of Protection path;
Under the schedule tree of the outlet of operating path being moved to the outlet of Protection path;
The queue of business place is revised as the queue under the outlet of Protection path.
Wherein, described method also comprises:
When business is from Protection path switchback to operating path, the layering QoS schedule tree of carry in the outlet of Protection path is moved back in the outlet of operating path.
Wherein, when business is from Protection path switchback to operating path, the step that carry moves back in the outlet of operating path at the layering QoS schedule tree of the outlet of Protection path is comprised:
When business is from Protection path switchback to operating path, business is switched back to the public queue set of the outlet of operating path;
Under the schedule tree of the outlet of Protection path being moved to the outlet of operating path;
The queue of business place is revised as the queue under the outlet of operating path.
The embodiment of the present invention also provides a kind of layering Qos of resource multiplex implement device dispatched, and is applied to multiprotocol label switching MPLS network, comprises:
First creation module, for enabling layering QoS at pseudo-line or tunnel, when creating work path, the layering QoS schedule tree simultaneously created work path, and by the outlet of layering QoS schedule tree carry at operating path;
Second creation module, for when pseudo-line or tunnel configuration protection group, creates Protection path;
Processing module, for when the business on operating path is switched on Protection path, moves to the layering QoS schedule tree of carry in the outlet of operating path in the outlet of Protection path.
Wherein, the layering QoS schedule tree that the first creation module creates comprises: the interface level corresponding with path outlet, the L0 level corresponding with tunnel, the L1 level corresponding with pseudo-line, and the L2 level corresponding with collection of queues; Wherein, the outlet of operating path also creates and has public queue set.
Wherein, the second creation module comprises:
When creating Protection path, enable the layering Qos of Protection path, accordingly, in the outlet of Protection path, establishment has public queue set.
Wherein, processing module comprises:
Switch unit, for when the business on operating path is switched on Protection path, switches the business to the public queue set of the outlet of Protection path;
First migration units, under moving to the outlet of Protection path for the schedule tree of the outlet by operating path;
First amendment unit, for the queue of business place is revised as Protection path outlet under queue.
Wherein, described device also comprises:
Switchback module, for when business is from Protection path switchback to operating path, moves back the layering QoS schedule tree of carry in the outlet of Protection path in the outlet of operating path.
Wherein, switchback module comprises:
Switchback unit, for when business is from Protection path switchback to operating path, switches back to the public queue set of the outlet of operating path by business;
Second migration units, under moving to the outlet of operating path for the schedule tree of the outlet by Protection path;
Second amendment unit, for the queue of business place is revised as operating path outlet under queue.
The invention has the beneficial effects as follows:
By enabling layering QoS at pseudo-line or tunnel, when creating work path, the layering QoS schedule tree simultaneously created work path, and by the outlet of layering QoS schedule tree carry at operating path; When pseudo-line or tunnel configuration protection group, create Protection path; When the business on operating path is switched on Protection path, carry is moved in the outlet of Protection path at the layering QoS schedule tree of the outlet of operating path; When configuring pseudo-line or protecting tunnel group and create Protection path; do not create the method for the layering QoS schedule tree of Protection path; the basis that can be implemented in original index of not affecting equipment and switch efficiency realizes the layering QoS on operating path and Protection path, reach the object of saving resource simultaneously.
Accompanying drawing explanation
Fig. 1 represents the implementation method flow chart of the layering QoS of resource multiplex of the present invention;
Fig. 2 represents protecting tunnel group networking diagram of the present invention;
Fig. 3 represent the present invention switch before layering QoS schedule tree structure chart;
Fig. 4 represents the flow chart of steps that business of the present invention is switched;
Fig. 5 represent the present invention switch after layering QoS schedule tree structure chart;
Fig. 6 represents the flow chart of steps of service switchback of the present invention;
Fig. 7 represents the implement device block diagram of the layering QoS of resource multiplex of the present invention;
What Fig. 8 represented the implement device of the layering QoS of resource multiplex of the present invention switches module frame chart;
Fig. 9 represents the switchback module frame chart of the implement device of the layering QoS of resource multiplex of the present invention.
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The present invention is directed to implementation method and device that object of the prior art is to provide a kind of layering QoS of resource multiplex, do not affect equipment original index, switch on the basis of efficiency and function, solve scheduling resource problem in short supply.
As shown in Figure 1, embodiments provide the implementation method of a kind of layering QoS of resource multiplex, comprising:
Step 100, enable layering QoS at pseudo-line or tunnel, when creating work path, the layering QoS schedule tree simultaneously created work path, and by the outlet of layering QoS schedule tree carry at operating path;
Step 200, when pseudo-line or tunnel configuration protection group, create Protection path;
Step 300, when the business on operating path is switched on Protection path, the layering QoS schedule tree of carry in the outlet of operating path to be moved in the outlet of Protection path.
State on the invention in embodiment; corresponding layering QoS schedule tree is created while creating work path; corresponding layering QoS schedule tree is not created while creating Protection path; when business is switched; carry is moved in the outlet of Protection path at the layering QoS schedule tree of the outlet of operating path; the basis that can be implemented in original index of not affecting equipment and switch efficiency realizes the layering QoS on operating path and Protection path, reach the object of saving resource simultaneously.It should be noted that and first the business on operating path is configured, then carry out the configuration of protection group.
As shown in Figure 2; above-mentioned operating path and Protection path configure a Protection path for an operating path and are described; the operating path of protecting tunnel group networking diagram of the present invention is PE1-P1-PE2; Protection path is PE1-P2-PE2; when operating path exists business; and when Protection path not existing business, business is walked in work tunnel, and on operating path, enable layering QoS.
As shown in Figure 3, state on the invention in embodiment, layering QoS schedule tree comprises:
The interface level corresponding with the outlet in path, the L0 level corresponding with tunnel, the L1 level corresponding with pseudo-line, and the L2 level corresponding with collection of queues; Wherein, the outlet of operating path also creates and has public queue set.
State on the invention in embodiment, the outlet of operating path is PORT1, port exists public queue set, the public queue set QSet_1 hung under i.e. PORT1-null_lsp-null_pw, public queue set is set up when creating work path port, work tunnel sets up schedule tree after enabling layering QoS, the dispatching point that schedule tree mentioned here is hung under being lsp_1.
State on the invention in embodiment, when creating Protection path, enable the layering Qos of Protection path, in the outlet of Protection path, establishment has public queue set.
As shown in Figure 3, the outlet of Protection path is PORT2, now Protection path does not exist business, so do not need to set up schedule tree, PORT2 only has public queue set QSet_1 ', and public queue set is set up when creating Protection path port.
As shown in Figure 4, when the business on operating path is switched on Protection path, the step that carry moves in the outlet of Protection path at the layering QoS schedule tree of the outlet of operating path is comprised:
Step S301, when the business on operating path is switched on Protection path, switch the business to the public queue set of the outlet of Protection path;
Step S302, the schedule tree of the outlet of operating path is moved to Protection path outlet under;
Step S303, the queue of business place is revised as Protection path outlet under queue.
As shown in Figure 3 and Figure 5; state on the invention in embodiment; when operating path goes wrong; service traffics on operating path are switched to the public queue set QSet_1 ' of Protection path place port PO RT2; under schedule tree under the lsp_1 of the port PO RT1 of operating path moves to the port PO RT2 of Protection path, business is revised as the queue under the lsp_1 of PORT2 by the queue under the lsp_1 of original walked PORT1.
State on the invention in embodiment, described method also comprises:
When business is from Protection path switchback to operating path, the layering QoS schedule tree of carry in the outlet of Protection path is moved back in the outlet of operating path.It should be noted that now Protection path exists business, need to set up schedule tree, operating path does not exist business, do not need to set up schedule tree.
As shown in Figure 6, when business is from Protection path switchback to operating path, the step that carry moves back in the outlet of operating path at the layering QoS schedule tree of the outlet of Protection path is comprised:
Step S401, when business is from Protection path switchback to operating path, business is switched back to the public queue set of the outlet of operating path;
Step S402, the schedule tree of the outlet of Protection path is moved to operating path outlet under;
Step S403, the queue of business place is revised as operating path outlet under queue.
As shown in Figure 3 and Figure 5; state on the invention in embodiment; service traffics switchback on Protection path is to the public queue set QSet_1 of operating path place port PO RT1; under schedule tree under the lsp_1 of the port PO RT2 of Protection path moves to the port PO RT1 of operating path, business is revised as the queue under the lsp_1 of PORT1 by the queue under the lsp_1 of original walked PORT2.
In order to better realize above-mentioned purpose, the embodiment of the present invention also provides a kind of layering Qos of resource multiplex implement device dispatched, and be applied to multiprotocol label switching MPLS network, as shown in Figure 7, described device comprises:
First creation module 10, for enabling layering QoS at pseudo-line or tunnel, when creating work path, the layering QoS schedule tree simultaneously created work path, and by the outlet of layering QoS schedule tree carry at operating path;
Second creation module 20, for when pseudo-line or tunnel configuration protection group, creates Protection path;
Processing module 30, for when the business on operating path is switched on Protection path, moves to the layering QoS schedule tree of carry in the outlet of operating path in the outlet of Protection path.
In the above embodiment of the present invention, the layering QoS schedule tree that the first creation module creates comprises: the interface level corresponding with the outlet in path, the L0 level corresponding with tunnel, the L1 level corresponding with pseudo-line, and the L2 level corresponding with collection of queues; Wherein, the outlet of operating path also creates and has public queue set.
In the above embodiment of the present invention, the second creation module 20 comprises:
When creating Protection path, enable the layering Qos of Protection path, in the outlet of Protection path, establishment has public queue set.
As shown in Figure 8, in the above embodiment of the present invention, processing module 30 comprises:
Switch unit 31, for when the business on operating path is switched on Protection path, switches the business to the public queue set of the outlet of Protection path;
First migration units 32, under moving to the outlet of Protection path for the schedule tree of the outlet by operating path;
First amendment unit 33, for the queue of business place is revised as Protection path outlet under queue.
In the above embodiment of the present invention, described device also comprises:
Switchback module 40, for when business is from Protection path switchback to operating path, moves back the layering QoS schedule tree of carry in the outlet of Protection path in the outlet of operating path.
As shown in Figure 9, in the above embodiment of the present invention, switchback module 40 comprises:
Switchback unit 41, for when business is from Protection path switchback to operating path, switches back to the public queue set of the outlet of operating path by business;
Second migration units 42, under moving to the outlet of operating path for the schedule tree of the outlet by Protection path;
Second amendment unit 43, for the queue of business place is revised as operating path outlet under queue.
When the implementation method of the layering Qos scheduling of resource multiplex of the present invention is by creating Protection path at the pseudo-line of configuration or protecting tunnel group; do not create the layering QoS schedule tree of Protection path, the object of saving resource can be realized in the original index not affecting equipment and the basis of switching efficiency.
It should be noted that, the implement device that the layering Qos of resource multiplex provided by the invention dispatches is the device applying said method, then all embodiments of said method are all applicable to this device, and all can reach same or analogous beneficial effect.
Claims (12)
1. an implementation method for the layering Qos scheduling of resource multiplex, is applied to multiprotocol label switching MPLS network, it is characterized in that, comprising:
Layering QoS is enabled at pseudo-line or tunnel, when creating work path, the layering QoS schedule tree simultaneously created work path, and by the outlet of described layering QoS schedule tree carry at described operating path;
When described pseudo-line or tunnel configuration protection group, create Protection path;
When the business on described operating path is switched on described Protection path, the layering QoS schedule tree of carry in the outlet of described operating path is moved in the outlet of described Protection path.
2. the implementation method of the layering Qos scheduling of resource multiplex as claimed in claim 1, it is characterized in that, described layering QoS schedule tree comprises:
The interface level corresponding with the outlet in path, the L0 level corresponding with described tunnel, the L1 level corresponding with described pseudo-line, and the L2 level corresponding with collection of queues;
Wherein, the outlet of described operating path also creates and has public queue set.
3. the implementation method of the layering Qos scheduling of resource multiplex as claimed in claim 2, it is characterized in that, when creating Protection path, enable the layering Qos of Protection path, in the outlet of described Protection path, establishment has public queue set.
4. the implementation method of the layering Qos scheduling of resource multiplex as claimed in claim 3; it is characterized in that; when the business on described operating path is switched on described Protection path, the step that carry moves in the outlet of described Protection path at the layering QoS schedule tree of the outlet of described operating path is comprised:
When the business on described operating path is switched on described Protection path, switch the business to the public queue set of the outlet of described Protection path;
Under the schedule tree of the outlet of described operating path being moved to the outlet of described Protection path;
The queue of business place is revised as the queue under the outlet of described Protection path.
5. the implementation method of the layering Qos scheduling of resource multiplex as claimed in claim 4, it is characterized in that, described method also comprises:
When business is from described Protection path switchback to described operating path, the layering QoS schedule tree of carry in the outlet of described Protection path is moved back in the outlet of described operating path.
6. the implementation method of the layering Qos scheduling of resource multiplex as claimed in claim 5; it is characterized in that; when business is from described Protection path switchback to described operating path, the step that carry moves back in the outlet of described operating path at the layering QoS schedule tree of the outlet of described Protection path is comprised:
When business is from described Protection path switchback to described operating path, business is switched back to the public queue set of the outlet of described operating path;
Under the schedule tree of the outlet of described Protection path being moved to the outlet of described operating path;
The queue of business place is revised as the queue under the outlet of described operating path.
7. an implement device for the layering Qos scheduling of resource multiplex, is applied to multiprotocol label switching MPLS network, it is characterized in that, comprising:
First creation module, for enabling layering QoS at pseudo-line or tunnel, when creating work path, the layering QoS schedule tree simultaneously created work path, and by the outlet of described layering QoS schedule tree carry at described operating path;
Second creation module, for when described pseudo-line or tunnel configuration protection group, creates Protection path;
Processing module, for when the business on described operating path is switched on described Protection path, moves to the layering QoS schedule tree of carry in the outlet of described operating path in the outlet of described Protection path.
8. the implement device of the layering Qos scheduling of resource multiplex as claimed in claim 7, it is characterized in that, the layering QoS schedule tree that described first creation module creates comprises: the interface level corresponding with the outlet in path, the L0 level corresponding with described tunnel, the L1 level corresponding with described pseudo-line, and the L2 level corresponding with collection of queues; Wherein, the outlet of described operating path also creates and has public queue set.
9. the implement device of the layering Qos scheduling of resource multiplex as claimed in claim 8, is characterized in that, when described second creation module creates Protection path, enable the layering Qos of Protection path, in the outlet of described Protection path, establishment has public queue set.
10. the implement device of the layering Qos scheduling of resource multiplex as claimed in claim 9, it is characterized in that, described processing module comprises:
Switch unit, for when the business on described operating path is switched on described Protection path, switches the business to the public queue set of the outlet of described Protection path;
First migration units, under moving to the outlet of described Protection path for the schedule tree of the outlet by described operating path;
First amendment unit, for the queue of business place is revised as described Protection path outlet under queue.
The implement device of the layering Qos scheduling of 11. resource multiplexes as claimed in claim 10, is characterized in that, also comprise:
Switchback module, for when business is from described Protection path switchback to described operating path, moves back the layering QoS schedule tree of carry in the outlet of described Protection path in the outlet of described operating path.
The implement device of the layering Qos scheduling of 12. resource multiplexes as claimed in claim 11, it is characterized in that, described switchback module comprises:
Switchback unit, for when business is from described Protection path switchback to described operating path, switches back to the public queue set of the outlet of described operating path by business;
Second migration units, under moving to the outlet of described operating path for the schedule tree of the outlet by described Protection path;
Second amendment unit, for the queue of business place is revised as described operating path outlet under queue.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410541873.3A CN105515971B (en) | 2014-10-14 | 2014-10-14 | A kind of implementation method and device of the layering Qos scheduling of resource multiplex |
| PCT/CN2015/072940 WO2015131754A1 (en) | 2014-10-14 | 2015-02-12 | Hierarchical quality of service scheduling method and device for resource multiplexing |
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| CN201410541873.3A CN105515971B (en) | 2014-10-14 | 2014-10-14 | A kind of implementation method and device of the layering Qos scheduling of resource multiplex |
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| CN105515971A true CN105515971A (en) | 2016-04-20 |
| CN105515971B CN105515971B (en) | 2019-11-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110808916A (en) * | 2019-10-31 | 2020-02-18 | 烽火通信科技股份有限公司 | Qos implementation method and system based on clustering design |
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| CN103532742B (en) * | 2013-09-27 | 2016-08-17 | 烽火通信科技股份有限公司 | The collocation method of complete two layer services under a kind of IPRAN complex scene |
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| US20140047066A1 (en) * | 2005-10-07 | 2014-02-13 | Brixham Solutions Ltd. | Application wire |
| CN101512968A (en) * | 2006-09-19 | 2009-08-19 | 华为技术有限公司 | Faults propagation and protection for connection oriented data paths in packet networks |
| CN101478475A (en) * | 2008-11-21 | 2009-07-08 | 中兴通讯股份有限公司 | Method for implementing HQoS technique in T-MPLS network |
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| CN105515971B (en) | 2019-11-05 |
| WO2015131754A1 (en) | 2015-09-11 |
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