CN104125611A - Method for pseudo-wire PW parameter configuration and PW nodes - Google Patents
Method for pseudo-wire PW parameter configuration and PW nodes Download PDFInfo
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Abstract
The embodiment of the invention provides a method for pseudo-wire PW parameter configuration and PW nodes so that manpower cost of maintenance and configuration of PW parameters can be reduced and thus the communication quality can be improved. The method includes the following steps: a first PW node receives a first label request mapping message sent by a second PW node, wherein the first label request mapping message carries a first PW parameter of the second PW node; the first PW node configures the first PW parameter into a PW parameter of the first PW node; and the first PW node sends a first label request mapping response message to the second PW node, wherein the first label request mapping response message includes first information used for representing that the first PW node configures the first PW parameter into the PW parameter of the first PW node. The method for the pseudo-wire PW parameter configuration and the PW nodes are applied to the technical field of communication.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of method and PW node of pseudo-line PW parameter configuration.
Background technology
At present a large amount of IP bearer networks, as Layer 2 virtual private network (Layer Two Virtual Private Network, be called for short L2VPN), base station side gateway (the Cell Site Gateway of access side, be called for short CSG) and wireless traffic gateway (the Radio Service Gateway of core side, be called for short RSG) between pseudo-line (Pseudo Wire, be called for short PW) connect and all present radial (English: Hub-Spoke) model.
In prior art, before CSG is connected with RSG two ends, whether the PW parameter that need to consult two ends is consistent, if the PW parameter at two ends is consistent, CSG and RSG two ends connect.But the parameter of the PW at two ends generally, all by beginning or attendant's human configuration, ensures the consistency of PW parameter.After service fulfillment, the PW parameter at two ends may repeatedly be revised, be debugged, and makes service outage duration longer simultaneously.
Because the RSG of core side may need to set up PW business with each CSG of access side, so just need a large amount of manpower maintain configuration CSG and the PW parameter of RSG, and easy configuration error, cause the communication at two ends not smooth.
Summary of the invention
Embodiments of the invention provide a kind of method and PW node of pseudo-line PW parameter configuration, can reduce the human cost of maintain configuration PW parameter, and then can improve communication quality.
For achieving the above object, embodiments of the invention adopt following technical scheme:
On the one hand, the embodiment of the present invention provides a kind of method of pseudo-line PW parameter configuration, and the method comprises:
The one PW node receives the first label request mapping message that the 2nd PW node sends, and described the first label request mapping message carries a PW parameter of described the 2nd PW node;
The PW parameter that a described PW node is a described PW node by a described PW parameter configuration;
A described PW node sends the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
According to first aspect, in the possible execution mode of the first of first aspect, before a PW node receives the first label request mapping message of the 2nd PW node transmission, the method also comprises:
A described PW node sends the second label request mapping message to described the 2nd PW node, and described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
The execution mode possible according to the first of first aspect or first aspect, in the possible execution mode of the second, the method also comprises:
Complete after PW consults at a described PW node and described the 2nd PW node, a described PW node receives the 3rd label request mapping message that described the 2nd PW node sends, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter, wherein, described PW consults to comprise that a described PW node sends described the first label request mapping response message to described the 2nd PW node;
A described PW node, according to described the 2nd PW parameter and the described indication information that carry in described the 3rd label request mapping message, upgrades the PW parameter of a described PW node;
At a described PW node according to described the 2nd PW parameter and the described indication information that carry in described the 3rd label request mapping message, upgrade after the PW parameter of a described PW node, send the second label request mapping response message to described the 2nd PW node, described the second label request mapping response message carries described the 2nd PW parameter.
According to the possible execution mode of the second of the possible execution mode of the first of first aspect or first aspect or first aspect, in the third possible execution mode of first aspect, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
Second aspect, the embodiment of the present invention provides a kind of method of pseudo-line PW parameter configuration, and the method comprises:
The 2nd PW node sends the first label request mapping message to a PW node, and described the first label request mapping message carries a PW parameter of described the 2nd PW node;
Described the 2nd PW node receives the first label request mapping response message that a PW node sends, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
According to second aspect, in the possible implementation of the first of second aspect, send before the first label request mapping message to a PW node at the 2nd PW node, the method also comprises:
Described the 2nd PW node receives the second label request mapping message that a described PW node sends, and described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
The implementation possible according to the first of second aspect or second aspect, in the possible implementation of the second of second aspect, completes after PW consults at a described PW node and described the 2nd PW node, and the method also comprises:
Described the 2nd PW node sends the 3rd label request mapping message to a described PW node, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter, wherein, described PW consults to comprise that described the 2nd PW node receives described the first label request mapping response message that a described PW node sends;
Described the 2nd PW node receives the second label request mapping response message that a described PW node sends, and described the second label request mapping response message carries described the 2nd PW parameter.
According to the possible implementation of the second of the possible implementation of the first of second aspect or second aspect or second aspect, in the third possible implementation of second aspect, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
The third aspect, the embodiment of the present invention provides an a kind of PW node, and a PW node comprises: receiving element, processing unit and transmitting element;
Described receiving element, the first label request mapping message sending for receiving the 2nd PW node, described the first label request mapping message carries a PW parameter of described the 2nd PW node;
Described processing unit, for the PW parameter that is a described PW node by a described PW parameter configuration;
Described transmitting element, for send the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
According to the third aspect, in the possible execution mode of the first of the third aspect, described transmitting element, also for receiving at described receiving element before the described first label request mapping message of described the 2nd PW node transmission, send the second label request mapping message to described the 2nd PW node, described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
The execution mode possible according to the first of the third aspect or the third aspect, in the possible execution mode of the second of the third aspect, described receiving element, also for completing at a described PW node and described the 2nd PW node after PW consults, receive the 3rd label request mapping message that described the 2nd PW node sends, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter, wherein, described PW consults to comprise that a described PW node sends described the first label request mapping response message to described the 2nd PW node,
Described processing unit, also described the 2nd PW parameter and the described indication information for carrying according to described the 3rd label request mapping message, upgrades the PW parameter of a described PW node;
Described transmitting element, also described the 2nd PW parameter and the described indication information for carrying according to described the 3rd label request mapping message, upgrade after the PW parameter of a described PW node, send the second label request mapping response message to described the 2nd PW node, described the second label request mapping response message carries described the 2nd PW parameter.
According to the possible execution mode of the second of the possible execution mode of the first of the third aspect or the third aspect or the third aspect, in the third possible execution mode of the third aspect, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
Fourth aspect, the embodiment of the present invention provides a kind of the 2nd PW node, and the 2nd PW node comprises: transmitting element and receiving element;
Described transmitting element, for send the first label request mapping message to a PW node, described the first label request mapping message carries a PW parameter of described the 2nd PW node;
Described receiving element, the the first label request mapping response message sending for receiving a PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
According to fourth aspect, in the possible execution mode of the first of fourth aspect, described receiving element, also for sending to a PW node before the first label request mapping message at described transmitting element, receive the second label request mapping message that a described PW node sends, described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
The execution mode possible according to the first of fourth aspect or fourth aspect, in the possible execution mode of the second of fourth aspect, described transmitting element, also for completing after PW negotiation at a described PW node and described the 2nd PW node, send the 3rd label request mapping message to a described PW node, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to the 2nd PW parameter, wherein, described PW consults to comprise that described the 2nd PW node receives described the first label request mapping response message that a described PW node sends,
Described receiving element, the second label request mapping response message also sending for receiving a described PW node, described the second label request mapping response message carries described the 2nd PW parameter.
According to the possible execution mode of the second of the possible execution mode of the first of fourth aspect or fourth aspect or fourth aspect, in the third possible execution mode of fourth aspect, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
Method and the PW node of a kind of pseudo-line PW parameter configuration that the embodiment of the present invention provides, the method comprises that a PW node receives the first label request mapping message that the 2nd PW node sends, and described the first label request mapping message carries a PW parameter of described the 2nd PW node; The PW parameter that a described PW node is a described PW node by a described PW parameter configuration; A described PW node sends the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.Such PW node automatic learning has arrived a PW parameter of described the 2nd PW node, and does not need human configuration, has saved human cost, and then can improve communication quality.
Brief description of the drawings
The method flow schematic diagram of a kind of pseudo-line PW parameter configuration that Fig. 1 provides for the embodiment of the present invention;
The method flow schematic diagram of the pseudo-line PW of the another kind parameter configuration that Fig. 2 provides for the embodiment of the present invention;
The mutual schematic diagram of method flow of a kind of pseudo-line PW parameter configuration that Fig. 3 provides for the embodiment of the present invention;
The mutual schematic diagram of method flow of the pseudo-line PW of the another kind parameter configuration that Fig. 4 provides for the embodiment of the present invention;
The mutual schematic diagram of method flow of another pseudo-line PW parameter configuration that Fig. 5 provides for the embodiment of the present invention;
The application scenarios schematic diagram of the method for a kind of pseudo-line PW parameter configuration that Fig. 6 provides for the embodiment of the present invention;
The structured flowchart of a kind of PW node that Fig. 7 provides for the embodiment of the present invention;
The structured flowchart of another kind the one PW node that Fig. 8 provides for the embodiment of the present invention;
The structured flowchart of a kind of the 2nd PW node that Fig. 9 provides for the embodiment of the present invention;
The structured flowchart of another kind the 2nd PW node that Figure 10 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment mono-,
L2VPN business at present a large amount of IP bearer networks, needs to set up the business of PW end to end that accesses the CSG of side and the RSG of core side, and the PW business of setting up between common RSG and CSG becomes Hub-Spoke shape.
Concrete, as shown in Figure 6, customer end A and customer end B will be carried out L2VPN business, and the CSG of customer end A side is by setting up after PW business with the RSG of core side, and customer end A and customer end B complete L2VPN business.Wherein, in actual network, conventionally access side and can have multiple CSG, core side only can configure the RSG of only a few, and the multiple CSG meetings and the same RSG that access like this side set up PW business, form Hub-Spoke shape.
On the PW service path of each CSG and RSG foundation, also may comprise PW switching node, in the present invention, operational PW CSG, RSG and PW switching node can be referred to as to PW node.
In embodiments of the present invention, CSG and RSG set up in PW business procedure, and first CSG and RSG need to carry out the negotiation of PW parameter, if the PW parameter negotiation at two ends is consistent, PW business just can be set up in CSG and RSG two ends.Because the PW business between the RSG of core side and the CSG of access side becomes Hub-Spoke shape, in order to save human cost, reduce the human configuration to PW parameter, in the embodiment of the present invention, for being the situation of the PW of single-hop between CSG and RSG, the RSG human configuration PW parameter of network side, CSG is from the PW parameter of RSG study RSG.
For being the PW of multi-hop between CSG and RSG, between CSG and RSG, also there is at least one PW switching node, PW switching node is identical with the forwarding mechanism of CSG, RSG, if PW switching node is set up in the process of PW business at CSG and RSG, as for example not in same AS territory, and cannot set up signaling connection or set up the CSG in tunnel and the relaying of RSG, now human configuration PW parameter in the RSG of network side only, and other PW node on the PW service path of setting up for RSG and CSG can adopt the method for the PW parameter configuration that the embodiment of the present invention provides to be configured.
Concrete, there is not PW switching node in the PW business of setting up between RSG as shown in Figure 6 and CSG1, only has RSG and CSG, and a PW node is CSG, and the 2nd PW node is RSG.And the PW business configuration that RSG and CSG2 set up has two PW switching nodes, comprise that three sections of PW connect, and are respectively PW1, PW2 and PW3.RSG is the 2nd PW node, and switching node A can be used as the PW parameter of a PW node from RSG learning RSG configuration; Switching node A also can be used as the 2nd PW node, from RSG learns the PW parameter of RSG configuration, sends the PW parameter of self to the PW node switching Node B being connected with its interface.Successively, switching node B is as the 2nd PW node, and CSG is from the PW parameter of switching node B learning switching node B configuration, thereby the PW parameter of the operational PW node of PW of guarantee CSG and RSG is consistent, and can save human cost.
It should be noted that, the description of above-described embodiment, as study side based on a PW node, and the 2nd PW node illustrates as quilt study side, but in the art, applicant is understandable that, a PW node also can be used as by the node of study side, and the 2nd PW node also can be used as the node of study side.
Further it should be noted that, in embodiments of the present invention, if a described PW node is access network equipment, described the 2nd PW node can be Access Network, converge the equipment of net or core net; If a described PW node is for converging net equipment, described the 2nd PW node can be the equipment that converges net or core net; If a described PW node is equipment of the core network, described the 2nd PW node is equipment of the core network.
Concrete, as shown in Figure 1, the method for a kind of pseudo-line PW parameter configuration that the embodiment of the present invention provides, the executive agent of the method is a PW node, the method comprises:
101, a PW node receives the first label request mapping message that the 2nd PW node sends, and described the first label request mapping message carries a PW parameter of described the 2nd PW node.
Wherein, a described PW parameter is that a described PW node and the 2nd PW node are set up in PW business procedure, needs the parameter of consulting.
Wherein, label request mapping message adopts the Request Mapping message of the tag distribution protocol LDP (Label Distribution Protocol) of standard.Specifically as shown in table 1, Request Mapping message comprises following field information: the information such as ID PW id, the type PW Type of control word C, PW of label mapping (Label Mapping), forwarding equivalence class (Forwarding Equivalent Class is called for short FEC), PW.
The field information of table 1Request Mapping message
Wherein, a PW parameter of described the 2nd PW node is included in the FEC field of the first label request mapping message.For different VPN business, a described PW parameter difference.Concrete, as shown in table 2, enumerate TDM (Time Division Multiplexing, time division multiplexing), ATM (Asynchronous Transfer Mode, asynchronous transfer mode), ETH (Ethernet, Ethernet), FR (Frame Relay, frame relay), PPP (Peer-PeerProtocol, end-to-end protocol), the PW parameter of the business such as HDLC (High-Level Data Link Control, High-Level Data Link Control).
Table 2 business PW parameter declaration
Wherein, VCC is virtual channel identifier, and VPC is VPI, and VLAN is VLAN (Virtual Local Area Network).
It should be noted that, only exemplaryly in table 2 enumerated the part PW parameter that each business comprises.Be understandable that, all should be appreciated that the PW parameter of each business as those skilled in the art, the embodiment of the present invention is not exhaustive one by one at this.
It should be noted that, in table 2, in FEC, also increase the 2nd PW parameter that has different business, as parameters such as the cell packing time-out times of the maximum jitter buffer depth of TDM, ATM business.Wherein, the 2nd PW parameter also can be described as the local parameter of PW business in actual applications, although the 2nd PW parameter can not affect the foundation of CSG and RSG two ends PW business, completes after PW consults at CSG and RSG two ends, if the parameter at two ends is inconsistent, may have influence on the synchronism of business.For example, if CSG is different with the maximum jitter buffer depth parameter of RSG two ends configuration, can make the two-way time delay difference of TDM business.For fear of the generation of this situation, the embodiment of the present invention has increased Sub TLV item in FEC, specifically as shown in table 2, needs the 2nd synchronous PW parameter for carrying.
For example, the type Type item of Sub TLV is set to 0x81, represents the maximum jitter buffer depth of definition of T DM business; Length L ength, to being 8bits, represents that the length of the maximum jitter buffer depth of definition is 8 bits; Value Value item is 8, represents to need the maximum jitter buffer depth 8ms of the synchronous Section Point configuration of first node.
Certainly, the 2nd PW parameter comprising for the Sub TLV item increasing in renewal FEC, the embodiment of the present invention can adopt following two kinds of modes:
Mode one,
The one PW node receives the first label request mapping message that the 2nd PW node sends, and the FEC field of this first label request mapping message comprises the parameter of Sub TLV.The parameter of the Sub TLV that the one PW node comprises according to the FEC field of the first label request mapping message is upgraded the corresponding PW parameter in a described PW node.
Mode two,
Consult PW parameter at a PW node and the 2nd PW node, set up after PW business, the 2nd PW node sends the 3rd label request mapping message to a PW node, carries and in Sub TLV, include the 2nd PW parameter that will upgrade and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter in this label request mapping message.Parameter in the Sub TLV that the FEC field of the one PW node updates the 3rd label request mapping message comprises.
102, the PW parameter that a described PW node is a described PW node by a described PW parameter configuration.
Concrete, receive after the first label request mapping message that the 2nd PW node sends at a PW node, a described PW node can adopt a described PW parameter of carrying in the first label request mapping message described in the TLV/PWFEC self study in T-LDP agreement.
Certainly, if a PW node adopts above-mentioned mode one, the 2nd PW parameter that now also needs the Sub TLV that upgrades FEC field to comprise.
103, a described PW node sends the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
Wherein, label request mapping response message can adopt the Mapping/ACK message of the tag distribution protocol of standard.
On the other hand, the embodiment of the present invention also provides a kind of method of pseudo-line PW parameter configuration, and the executive agent of the method is the 2nd PW node, and as shown in Figure 2, the method comprises:
201, the 2nd PW node sends the first label request mapping message to a PW node, and described the first label request mapping message carries a PW parameter of described the 2nd PW node.
Receive after the first described label request mapping message at a PW node, a described PW node, according to a described PW parameter, is the PW parameter of a described PW node by a PW parameter configuration of described the 2nd PW node.
Concrete, about the description of Request Mapping message and PW parameter, please refer to the description of above-described embodiment, the embodiment of the present invention does not repeat them here.
Certainly, this first label request mapping message also carries the 2nd PW parameter of described the 2nd PW node.Concrete, can be with reference to the explanation of above-described embodiment about the description of the 2nd PW parameter, the embodiment of the present invention does not repeat them here.
202, described the 2nd PW node receives the first label request mapping response message that a PW node sends, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
The method of a kind of pseudo-line PW parameter configuration that the embodiment of the present invention provides, the method comprises that a PW node receives the first label request mapping message of a PW parameter that carries described the 2nd PW node of the 2nd PW node transmission, a described PW node is according to a described PW parameter of carrying, the PW parameter that is a described PW node by a described PW parameter configuration, then send the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.Such PW node automatic learning has arrived a PW parameter of described the 2nd PW node, and does not need human configuration, has saved human cost, and then can improve communication quality.
Embodiment bis-,
The method of a kind of pseudo-line PW parameter configuration providing based on above-described embodiment, in the time of a PW parameter of PW node study a 2nd PW node, first a PW node and the 2nd PW node can initiate request, send label request mapping message to the other side.As long as the interface of a PW node and the 2nd PW node is communicated with, a PW node and the 2nd PW node can be initiated request the very first time.
The following embodiment of the present invention illustrates the method with the reciprocal process of the various situations of a PW parameter of PW node study a 2nd PW node.
Concrete as shown in Figure 3, configured the PW parameter of a described PW node at the 2nd PW node, after the one PW node access network, the 2nd PW node is initiatively consulted in the scene of PW parameter with a PW node, and the reciprocal process of a PW parameter of PW node study a 2nd PW node comprises:
301, the 2nd PW node sends the first label request mapping message to a PW node, and described the first label request mapping message carries a PW parameter of described the 2nd PW node.
302, a PW node receives the first label request mapping message that the 2nd PW node sends.
303, the PW parameter that a described PW node is a described PW node by a described PW parameter configuration.
304, a described PW node sends the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
305, described the 2nd PW node receives the first label request mapping response message that a PW node sends.
Concrete as shown in Figure 4, at a PW node access network, in the scene of a PW parameter of active request the 2nd PW node, the reciprocal process of a PW parameter of PW node study a 2nd PW node comprises:
401, a described PW node sends the second label request mapping message to described the 2nd PW node, and described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
Concrete, PW type field that can Request Mapping message is set to 0x0000, represents that the PW content of parameter of a PW node, for empty, can be any type.
402, described the 2nd PW node receives the second label request mapping message that a described PW node sends.
403, the 2nd PW node sends the first label request mapping message to a PW node, and described the first label request mapping message carries a PW parameter of described the 2nd PW node.
404, a PW node receives the first label request mapping message that the 2nd PW node sends.
405, the PW parameter that a described PW node is a described PW node by a described PW parameter configuration.
406, a described PW node sends the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
407, described the 2nd PW node receives the first label request mapping response message that a PW node sends.
The method of a kind of pseudo-line PW parameter configuration providing based on above-described embodiment, complete PW parameter negotiation at a PW node and the 2nd PW node, set up after PW business, the 2nd PW node and a PW node carry out in the scene of the 2nd PW parameter renewal, concrete as shown in Figure 5, the reciprocal process of the 2nd PW parameter of PW node updates a 2nd PW node comprises:
501, complete after PW consults at a described PW node and described the 2nd PW node, described the 2nd PW node sends the 3rd label request mapping message to a described PW node, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter, wherein, described PW consults to comprise that a described PW node sends described the first label request mapping response message to described the 2nd PW node.
502, a described PW node receives the 3rd label request mapping message that described the 2nd PW node sends.
503, a described PW node, according to the 2nd PW parameter and the described indication information of described the 2nd PW node carrying in described the 3rd label request mapping message, upgrades the PW parameter of a described PW node.
504, at a described PW node according to the 2nd PW parameter and the described indication information of described the 2nd PW node carrying in described the 3rd label request mapping message, upgrade after the PW parameter of a described PW node, send the second label request mapping response message to described the 2nd PW node, described the second label request mapping response message carries described the 2nd PW parameter.
505, described the 2nd PW node receives the second label request mapping response message that a described PW node sends.
It should be noted that, the description of noun, concept and the process of mentioning in the embodiment of the present invention, the description in can reference example one, the embodiment of the present invention does not repeat them here.
The method of a kind of pseudo-line PW parameter configuration that the embodiment of the present invention provides, the method comprises that a PW node receives the first label request mapping message of a PW parameter that carries described the 2nd PW node of the 2nd PW node transmission, a described PW node is according to a PW parameter of described the 2nd PW node carrying, the PW parameter that is a described PW node by a described PW parameter configuration, then sends the first label request mapping response message to described the 2nd PW node.Such PW node automatic learning has arrived a PW parameter of described the 2nd PW node, and does not need human configuration, has saved human cost, and then can improve communication quality.
Embodiment tri-,
The method of a kind of pseudo-line PW parameter configuration providing based on above-described embodiment, the embodiment of the present invention provides a PW node of the method that realizes above-mentioned pseudo-line PW parameter configuration, concrete, as shown in Figure 7, a PW node comprises: receiving element 71, processing unit 72 and transmitting element 73.
Described receiving element 71, the first label request mapping message sending for receiving the 2nd PW node, described the first label request mapping message carries a PW parameter of described the 2nd PW node.
Described processing unit 72, for according to the PW parameter that is a described PW node by a described PW parameter configuration.
Described transmitting element 73, for send the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
Optionally, after in the one PW node access network, when the one PW parameter of active request the 2nd PW node, described transmitting element 73, also for receiving at described receiving element 71 before the described first label request mapping message of described the 2nd PW node transmission, send the second label request mapping message to described the 2nd PW node, described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
Optionally, after the one PW node and the 2nd PW node complete PW negotiation, set up after PW business, the 2nd PW node can also carry out the renewal of the 2nd PW parameter with a PW node, accordingly, described receiving element 71, the 3rd label request mapping message also sending for receiving described the 2nd PW node, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter, wherein, described PW consults to comprise that a described PW node sends described the first label request mapping response message to described the 2nd PW node,
Described processing unit 72, also for the 2nd PW parameter and the described indication information of described the 2nd PW node that carries according to described the 3rd label request mapping message, upgrades the PW parameter of a described PW node;
Described transmitting element 73, also after the 2nd PW parameter and described indication information for described the 2nd PW node that carries according to described the 3rd label request mapping message at a described PW node, send the second label request mapping response message to described the 2nd PW node, described the second label request mapping response message carries described the 2nd PW parameter.
Wherein, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
Wherein, the course of work of the unit of a described PW node can reference example one and the description of embodiment bis-, and the embodiment of the present invention does not repeat them here.
The method of a kind of pseudo-line PW parameter configuration providing based on above-described embodiment, the embodiment of the present invention also provides a PW node of the method that realizes above-mentioned pseudo-line PW parameter configuration, concrete, as shown in Figure 8, a PW node comprises: transceiver 81, memory 82 and processor 83.Certainly, a described PW node can also comprise the universal component such as antenna, input/output unit, and the embodiment of the present invention does not impose any restrictions at this.
Wherein, in memory 82, store batch processing code, and processor 83 is for calling the program code of memory 82 storages, for carrying out following operation:
Receive by transceiver 81 the first label request mapping message that the 2nd PW node sends, described the first label request mapping message carries a PW parameter of described the 2nd PW node, be the PW parameter of a described PW node by a PW parameter configuration of described the 2nd PW node, send the first label request mapping response message by transceiver 81 to described the 2nd PW node, described the first label request mapping response message comprises the first information, the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration,
Optionally, after in the one PW node access network, when the one PW parameter of active request the 2nd PW node, can also send the second label request mapping message to described the 2nd PW node by transceiver 81, described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message;
Optionally, after the one PW parameter of the one PW node and the 2nd PW node completes PW negotiation, the 2nd PW node can also carry out synchronizeing of the 2nd PW parameter with a PW node, accordingly, receive by transceiver 81 the 3rd label request mapping message that described the 2nd PW node sends, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter, wherein, described PW consults to comprise that a described PW node sends described the first label request mapping response message to described the 2nd PW node, according to the 2nd PW parameter and the described indication information of described the 2nd PW node carrying in described the 3rd label request mapping message, upgrade the PW parameter of a described PW node, then send the second label request mapping response message by transceiver 81 to described the 2nd PW node, described the second label request mapping response message carries described the 2nd PW parameter.
Wherein, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
The one that the embodiment of the present invention provides the one PW node, the receiving element of the one PW node receives the first label request mapping message of a PW parameter that carries described the 2nd PW node of the 2nd PW node transmission, the PW parameter that a described PW node is a described PW node by a described PW parameter configuration, then sends the first label request mapping response message to described the 2nd PW node.Such PW node automatic learning has arrived a PW parameter of described the 2nd PW node, and does not need human configuration, has saved human cost, and then can improve communication quality.
Embodiment tetra-,
The method of a kind of pseudo-line PW parameter configuration providing based on above-described embodiment, the embodiment of the present invention provides the 2nd PW node of the method that realizes above-mentioned pseudo-line PW parameter configuration, concrete, as shown in Figure 9, the 2nd PW node comprises: transmitting element 91 and receiving element 92.
Described transmitting element 91, for send the first label request mapping message to a PW node, described the first label request mapping message carries a PW parameter of described the 2nd PW node;
Described receiving element 92, the the first label request mapping response message sending for receiving a PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration;
Optionally, after in the one PW node access network, when the one PW parameter of active request the 2nd PW node, described receiving element 92, also for sending to a PW node before the first label request mapping message at described transmitting element 91, receive the second label request mapping message that a described PW node sends, described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
Optionally, after the one PW node and the 2nd PW node complete PW negotiation, the 2nd PW node can also carry out synchronizeing of the 2nd PW parameter with a PW node, described transmitting element 91, also for sending the 3rd label request mapping message to a described PW node, in described the 3rd label request mapping message, carry described the 2nd PW node the 2nd PW parameter and and be used to indicate a described PW node and upgrade according to the 2nd PW parameter the indication information of the PW parameter of a described PW node, wherein, described PW consults to comprise that described the 2nd PW node receives described the first label request mapping response message that a described PW node sends, to make a described PW node according to the 2nd PW parameter and the described indication information of described the 2nd PW node carrying in described the 3rd label request mapping message, upgrade the PW parameter of a described PW node.
Described receiving element 92, the second label request mapping response message also sending for receiving a described PW node, described the second label request mapping response message carries described the 2nd PW parameter.
Wherein, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
The method of a kind of pseudo-line PW parameter configuration providing based on above-described embodiment, the embodiment of the present invention also provides the 2nd PW node of the method that realizes above-mentioned pseudo-line PW parameter configuration, concrete, as shown in figure 10, the 2nd PW node comprises: transceiver 1001, memory 1002 and processor 1003.Certainly, a described PW node can also comprise the universal component such as antenna, input/output unit, and the embodiment of the present invention does not impose any restrictions at this.
Wherein, in memory 1002, store batch processing code, and processor 1003 is for calling the program code of memory 1002 storages, for carrying out following operation:
Send the first label request mapping message by transceiver 1001 to a PW node, described the first label request mapping message carries a PW parameter of described the 2nd PW node, to make a described PW node according to a PW parameter of described the 2nd PW node carrying, be the PW parameter of a described PW node by a PW parameter configuration of described the 2nd PW node, receive the first label request mapping response message that a PW node sends, described the first label request mapping response message comprises the first information, the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration,
Optionally, after in the one PW node access network, when the one PW parameter of active request the 2nd PW node, receive by transceiver 1001 the second label request mapping message that a described PW node sends, described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message;
Optionally, after the one PW node and the 2nd PW node complete PW negotiation, the 2nd PW node can also carry out synchronizeing of the 2nd PW parameter with a PW node, accordingly, send the 3rd label request mapping message by transceiver 1001 to a described PW node, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to the 2nd PW parameter, wherein, described PW consults to comprise that described the 2nd PW node receives described the first label request mapping response message that a described PW node sends, to make a described PW node according to the 2nd PW parameter and the described indication information of described the 2nd PW node carrying in described the 3rd label request mapping message, upgrade the 2nd PW parameter of a described PW node, then receive by transceiver 1001 the second label request mapping response message that a described PW node sends, described the second label request mapping response message carries described the 2nd PW parameter,
Wherein, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
The one that the embodiment of the present invention provides the 2nd PW node, the 2nd PW node sends the first label request mapping message to a PW node, this the first label request mapping message carries a PW parameter of described the 2nd PW node, the PW parameter that a described PW node is a described PW node by a described PW parameter configuration, then sends the first label request mapping response message to described the 2nd PW node.Such PW node automatic learning has arrived a PW parameter of described the 2nd PW node, and does not need human configuration, has saved human cost, and then can improve communication quality.
It should be noted that, in said method embodiment, device embodiment and system embodiment, belong to same inventive concept, is the content of this specification of accurate understanding, and the description between each embodiment can cross-reference mutually supplementary.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection range of claim.
Claims (16)
1. a method for pseudo-line PW parameter configuration, is characterized in that, the method comprises:
The one PW node receives the first label request mapping message that the 2nd PW node sends, and described the first label request mapping message carries a PW parameter of described the 2nd PW node;
The PW parameter that a described PW node is a described PW node by a described PW parameter configuration;
A described PW node sends the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
2. method according to claim 1, is characterized in that, before a PW node receives the first label request mapping message of the 2nd PW node transmission, the method also comprises:
A described PW node sends the second label request mapping message to described the 2nd PW node, and described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
3. method according to claim 1 and 2, is characterized in that, the method also comprises:
Complete after PW consults at a described PW node and described the 2nd PW node, a described PW node receives the 3rd label request mapping message that described the 2nd PW node sends, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter, wherein, described PW consults to comprise that a described PW node sends described the first label request mapping response message to described the 2nd PW node;
A described PW node, according to described the 2nd PW parameter and the described indication information that carry in described the 3rd label request mapping message, upgrades the PW parameter of a described PW node;
At a described PW node according to described the 2nd PW parameter and the described indication information that carry in described the 3rd label request mapping message, upgrade after the PW parameter of a described PW node, send the second label request mapping response message to described the 2nd PW node, described the second label request mapping response message carries described the 2nd PW parameter.
4. according to the method described in claim 1-3 any one, it is characterized in that, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
5. a method for pseudo-line PW parameter configuration, is characterized in that, the method comprises:
The 2nd PW node sends the first label request mapping message to a PW node, and described the first label request mapping message carries a PW parameter of described the 2nd PW node;
Described the 2nd PW node receives the first label request mapping response message that a described PW node sends, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
6. require the method described in 5 according to power, it is characterized in that, send before the first label request mapping message to a PW node at the 2nd PW node, the method also comprises:
Described the 2nd PW node receives the second label request mapping message that a described PW node sends, and described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
7. according to the method described in claim 5 or 6, it is characterized in that, complete after PW consults at a described PW node and described the 2nd PW node, the method also comprises:
Described the 2nd PW node sends the 3rd label request mapping message to a described PW node, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter, wherein, described PW consults to comprise that described the 2nd PW node receives described the first label request mapping response message that a described PW node sends;
Described the 2nd PW node receives the second label request mapping response message that a described PW node sends, and described the second label request mapping response message carries described the 2nd PW parameter.
8. according to the method described in claim 5-7 any one, it is characterized in that, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
9. a first PW node, is characterized in that, a PW node comprises: receiving element, processing unit and transmitting element;
Described receiving element, the first label request mapping message sending for receiving the 2nd PW node, described the first label request mapping message carries a PW parameter of described the 2nd PW node;
Described processing unit, for the PW parameter that is a described PW node by a described PW parameter configuration;
Described transmitting element, for send the first label request mapping response message to described the 2nd PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
10. node according to claim 9, it is characterized in that, described transmitting element, also for receiving at described receiving element before the described first label request mapping message of described the 2nd PW node transmission, send the second label request mapping message to described the 2nd PW node, described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
11. according to the node described in claim 9 or 10, it is characterized in that,
Described receiving element, also for completing at a described PW node and described the 2nd PW node after PW consults, receive the 3rd label request mapping message that described the 2nd PW node sends, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to described the 2nd PW parameter, wherein, described PW consults to comprise that a described PW node sends described the first label request mapping response message to described the 2nd PW node;
Described processing unit, also described the 2nd PW parameter and the described indication information for carrying according to described the 3rd label request mapping message, upgrades the PW parameter of a described PW node;
Described transmitting element, also described the 2nd PW parameter and the described indication information for carrying according to described the 3rd label request mapping message at a described PW node, upgrade after the PW parameter of a described PW node, send the second label request mapping response message to described the 2nd PW node, described the second label request mapping response message carries described the 2nd PW parameter.
12. according to the node described in claim 9-11 any one, it is characterized in that, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
13. a kind of second PW node, is characterized in that, the 2nd PW node comprises: transmitting element and receiving element;
Described transmitting element, for send the first label request mapping message to a PW node, described the first label request mapping message carries a PW parameter of described the 2nd PW node;
Described receiving element, the the first label request mapping response message sending for receiving a described PW node, described the first label request mapping response message comprises the first information, and the described first information is for representing the PW parameter that a described PW node has been a described PW node by a described PW parameter configuration.
14. require the node described in 13 according to power, it is characterized in that, described receiving element, also for sending to a PW node before the first label request mapping message at described transmitting element, receive the second label request mapping message that a described PW node sends, described the second label request mapping message comprises the information that is used to indicate described the 2nd PW node and sends described the first label request mapping message.
15. require the node described in 13 or 14 according to power, it is characterized in that,
Described transmitting element, also for completing after PW negotiation at a described PW node and described the 2nd PW node, send the 3rd label request mapping message to a described PW node, in described the 3rd label request mapping message, carry the 2nd PW parameter of described the 2nd PW node and be used to indicate a described PW node indication information that upgrades the PW parameter of a described PW node according to the 2nd PW parameter, wherein, described PW consults to comprise that described the 2nd PW node receives described the first label request mapping response message that a described PW node sends;
Described receiving element, the second label request mapping response message also sending for receiving a described PW node, described the second label request mapping response message carries described the 2nd PW parameter.
16. require the node described in 13-15 according to power, it is characterized in that, a described PW node is base station side gateway CSG, and described the 2nd PW node is wireless traffic side gateway RSG;
Or
A described PW node is CSG, and described the 2nd PW node is the PW switching node of the PW business of setting up that is connected with described CSG; Or
A described PW node is the PW switching node of the PW business of setting up that is connected with RSG, and described the 2nd PW node is described RSG; Or
A described PW node is the arbitrary PW switching node on the path of the PW business set up of CSG and RSG, and described the 2nd PW node is and the PW switching node being connected of a described PW node.
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| CN101902350A (en) * | 2009-05-25 | 2010-12-01 | 中兴通讯股份有限公司 | Configuration method and system of circuit emulation service in passive optical network |
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