CN100496013C - Method for realizing single PVC multiple service and access device - Google Patents
Method for realizing single PVC multiple service and access device Download PDFInfo
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- CN100496013C CN100496013C CNB2006101033741A CN200610103374A CN100496013C CN 100496013 C CN100496013 C CN 100496013C CN B2006101033741 A CNB2006101033741 A CN B2006101033741A CN 200610103374 A CN200610103374 A CN 200610103374A CN 100496013 C CN100496013 C CN 100496013C
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Abstract
This invention relates to a broadband access technology, especially to a method for realizing single PVC multi-service and an access device, which distributes service-flows on an access device based on the kind of the service-flow or target MAC address and maps different kinds of service-flows onto different service logic channels, then realizes the QoS process requirements to different service-flows based on the PRI set for the service logic channels so as to provide different service qualities for multiple services on the single PVC.
Description
Technical field
The present invention relates to broadband access technology, the single PVC of particularly a kind of realization (Permanent VirtualChannel, Permanent Virtual Path) multiple services method and access device.
Background technology
Present broadband access network generally all is to adopt the xDSL interface up, and the aggregation networks major part all is to adopt the network that makes up based on two layers or three-tier switch, is connected to then on the concentrated BRAS or router device.The core layer network is made up of core router or switch.Different professional ISP are connected on the core network by the IP port.The business that ISP provides has varied, and all different with requirement to the time-delay of network, for example the ISP of common online provides business of networking, does not need very high quality of service requirement; Some ISP provides speech business, so just service quality is proposed very high requirement.And at Access Layer, to remain with ATM (Asynchronous Transfer Mode, asynchronous transfer mode) PVC be main to the passage of bearer service on the user port.
As shown in Figure 1, Fig. 1 is existing broadband access network networking structure schematic diagram, CPE (Customer Premises Equipment wherein, customer access equipment) mainly finishes the access that inserts the user, in broadband access network, CPE is general descending to provide xDSL interface, connect the terminal equipment that inserts the user, as PC, the up xDSL interface (as adsl interface etc.) that generally provides of CPE, be used for the up access device that is linked into local side, connect the IP/ETH/MPLS access network by access device, IP (InternetProtocol, Internet protocol)/ETH (Ethernet, Ethernet)/connect by BRAS (Broadband Remote Access Sever, BAS Broadband Access Server) or router between MPLS (Multi Protocol LabelSwitch, multiprotocol label switching) access network and the IP/ETH/MPLS core network.
Existing ATM PVC passage loaded service has two kinds:
A kind of is with PPPoE (Point-to-Point Protocol Over Ethernet, peer-peer protocol transmits on Ethernet) business that inserts of mode, the PPPoE business is a kind of dial-up access agreement, the main frame of Ethernet is linked on the access concentrator of a far-end by a simple bridging device, PPPoE belongs to link layer protocol, and major function is the connection that point-to-point is provided on Ethernet.When carrying on Ethernet, the message of PPPoE is encapsulated in the payload field (Payload) in the ethernet frame;
Another kind is with DHCP (Dynamic Host Configuration Protocol, DHCP) business that inserts of mode, mainly based on BOOTP (BOOT strap Protocol, start and catch agreement) realize, added the ability of recycling address of automatic distribution and additional configurations option.DHCP can make computer obtain needed all configuration informations with a message, promptly transmits the agreement of configuration information, and DHCP allows computer to obtain IP address, the i.e. mechanism of dynamic assignment IP address fast, dynamically simultaneously.When carrying on Ethernet, the DHCP message is encapsulated into earlier among the Payload of IP message, then the IP message is encapsulated among the Payload of ethernet frame again.
The presentation mode of existing wide band multi-business is to insert by many PVC, and this just requires each user port to dispose a plurality of PVC, the different business of each PVC carrying, and this mode causes operation and configuration is complicated, cost is higher.
For the needs of runing, the PVC of Access Layer generally can adopt PVC of each access interface to carry the mode of multiple business, how well to solve and in network, provide different QoS (Quality of Service by single PVC, service quality) matter of utmost importance that need solve when being configured as of operation realized single PVC multi-service is simplified in multi-service simultaneously.
Summary of the invention
The invention provides multiple services method of the single PVC of a kind of realization and access device, during with solution prior art list PVC multi-service, can't provide the problem of respective service quality at different business.
For addressing the above problem, the invention provides following technical scheme:
The multiple services method of the single PVC of a kind of realization comprises the steps:
The different uplink service flow points that same single PVC xDSL interface is inserted are not mapped on the different service logic passages, wherein: in mapping process, the identification information of corresponding service logic passage is added in the Business Stream;
Respectively the Business Stream that will be mapped on each service logic passage is transmitted processing, in repeating process, mapping relations between the service logic gap marker information in study uplink service stream target MAC (Media Access Control) address, single PVC xDSL interface and the described Business Stream, wherein said mapping relations are used to handle downstream service flow;
After transmitting processing, according to the uplink service stream that sends mapping on it in advance for the priority scheduling of each service logic path setting.
First kind of implementation is: carry out the mapping of service logic passage respectively according to the type of service of described uplink service stream, uplink service stream wherein of the same type is mapped on same the service logic passage.
Described type of service comprises the professional and PPPoE business of DHCP.
Discern described type of service according to the encapsulated type of uplink service stream on Ethernet.
Described priority is set in proper order according to the priority treatment of the type of service of shining upon on each service logic passage.
Second kind of implementation is: the target MAC (Media Access Control) address according to described uplink service stream carries out the mapping of service logic passage respectively, and wherein: target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address is mapped on the first service logic passage; Target MAC (Media Access Control) address is that the uplink service stream of three layer interface MAC Address is mapped at least one the second service logic passages.
Wherein, be that the uplink service stream of two layer interface MAC Address is carried out two layers earlier and transmitted and be mapped on the first service logic passage after handling again to target MAC (Media Access Control) address; To target MAC (Media Access Control) address is that the uplink service stream of three layer interface MAC Address is carried out three layers earlier and transmitted and be mapped to after handling at least one the second service logic passages again.
Preferable, the number of the described second service logic passage equals the source IP address number of message in the uplink service stream, wherein the uplink service stream of the same source IP address of mapping on each bar second service logic passage; Perhaps
The number of the described second service logic passage equals the purpose IP address number of message in the uplink service stream, wherein the uplink service stream of the same purpose IP of mapping address on each bar second service logic passage.
Second kind of implementation method also comprises: the uplink service stream that same single PVC xDSL interface is inserted is mapped on the initial service logical channel earlier, and then is mapped to once more respectively on the described first service logic passage and the second service logic passage according to the target MAC (Media Access Control) address of uplink service stream; Perhaps the uplink service stream that earlier same single PVC xDSL interface is inserted all is mapped on the described first service logic passage, and then when shining upon once more respectively according to the target MAC (Media Access Control) address of uplink service stream, with target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address still is mapped on the first service logic passage, is that the uplink service stream of three layer interface MAC Address is mapped at least one the second service logic passages with target MAC (Media Access Control) address.
Wherein, described target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address is the DHCP Business Stream, and described target MAC (Media Access Control) address is that the uplink service Business Stream of three layer interface MAC Address is the PPPoE Business Stream.
The priority of the described first service logic passage and the second service logic passage is set according to the DHCP Business Stream of mapping on it and the priority treatment relation of PPPoE Business Stream.
In the above-mentioned dual mode, use one of following identification information to identify each service logic passage and priority thereof: VLAN sign, VLAN stacking sign, MACinMAC sign or MPLS sign.
The multiple services access device of the single PVC of a kind of realization comprises: single PVC xDSL interface;
Professional mapping block, the different uplink service flow points that same single PVC xDSL interface is inserted are not mapped on the different service logic passages, wherein: in mapping process, the identification information of corresponding service logic passage is added in the Business Stream;
Transmit processing module, respectively the Business Stream that will be mapped on each service logic passage is transmitted processing, in repeating process, mapping relations between the service logic gap marker information in study uplink service stream target MAC (Media Access Control) address, single PVC xDSL interface and the described Business Stream, wherein said mapping relations are used to handle downstream service flow;
Schedule process module is after the forwarding processing module is transmitted processing to Business Stream, according to the uplink service stream that sends mapping on it in advance for the priority scheduling of each service logic path setting.
Wherein, corresponding first kind of implementation method, access device also comprises following structure:
Classification of transaction module is connected between described single PVC xDSL interface and the professional mapping block, the type of service of identification uplink service stream, and will dissimilar Business Streams send to described professional mapping block respectively and carry out the service logic passage and shine upon.
Wherein: described professional mapping block specifically comprises:
DHCP Business Stream mapping submodule is mapped to the DHCP Business Stream on the corresponding service logical channel;
PPPoE Business Stream mapping submodule is mapped to the PPPoE Business Stream on the corresponding service logical channel;
Described forwarding processing module specifically comprises:
The professional processing sub of transmitting of DHCP is transmitted the DHCP Business Stream of handling in the uplink service stream;
The professional processing sub of transmitting of PPPoE is transmitted the PPPoE Business Stream of handling in the uplink service stream.
Parallel at least two covers that are set to of single PVC xDSL interface, classification of transaction module and the professional mapping block of described polyphone.
Corresponding second kind of implementation method, described access device also comprises: service identification module, the target MAC (Media Access Control) address that the uplink service that identification inserts by described single PVC xDSL interface flows;
Transmitting processing module, is that the uplink service stream of two layer interface MAC Address is carried out two layers and transmitted and handle to target MAC (Media Access Control) address, and is that the uplink service stream of three layer interface MAC Address is carried out three layers and transmitted and handle to target MAC (Media Access Control) address.
Wherein: described forwarding processing module specifically comprises:
Transmit processing sub for two layers, transmitting the processing intent MAC Address is the uplink service stream of two layer interface MAC Address;
Transmit processing sub for three layers, transmitting the processing intent MAC Address is the uplink service stream of three layer interface MAC Address;
Described professional mapping block specifically comprises:
DHCP Business Stream mapping submodule is mapped to the DHCP Business Stream on the first corresponding service logic passage;
PPPoE Business Stream mapping submodule is mapped to the PPPoE Business Stream on the second corresponding service logic passage.
Described access device also comprises: the initial mapping module, be connected between described single PVC xDSL interface and the service identification module, all Business Streams that each single PVC xDSL interface is inserted are mapped on an initial service logical channel or the first service logic passage.
Described single PVC xDSL interface and parallel at least two covers that are set to of the initial mapping module that is connected.
Beneficial effect of the present invention is as follows:
On access network, for the business of different service requests provides different service quality; Simplified the configuration that the user inserts, only needing simple single PVC to dispose just can be for the user provides multi-service, and the cost of operation is lower, the popularization that helps runing.
Description of drawings
Fig. 1 is existing broadband access network networking structure schematic diagram;
Fig. 2 is a kind of primary structure schematic diagram of the broadband access equipment of first kind of technical scheme of realization the present invention;
Fig. 3 is a professional mapping block and a kind of concrete structure schematic diagram of transmitting processing module among Fig. 2;
Fig. 4 is a kind of primary structure schematic diagram of the broadband access equipment of second kind of technical scheme of realization the present invention;
Fig. 5 is a professional mapping block and a kind of concrete structure schematic diagram of transmitting processing module among Fig. 4.
Embodiment
The present invention can be to the business of the different QoS of single PVC carrying for satisfying, and provides the requirement of respective service quality at Access Layer, on access device different business stream is separated, and is mapped to respectively on the different service logic passages; Then according to the uplink service stream that sends mapping on it in advance for the priority scheduling of each service logic path setting.
First kind of technical conceive provided by the invention realized according to type of service, specifically comprises the steps:
At first, access device is discerned described type of service according to the encapsulated type of uplink service stream on Ethernet that same single PVC xDSL interface inserts;
Then, according to type of service uplink service is flow to the mapping of industry affair logical channel, uplink service stream wherein of the same type is mapped on same the service logic passage;
Respectively the Business Stream on each service logic passage is transmitted processing at last, and according to the uplink service stream that sends mapping on it in advance for the priority scheduling of each service logic path setting.
Wherein, the priority of each service logic passage is to set in proper order according to the priority treatment of the concrete type of service of mapping on it, at present main type of service has and comprises two kinds: the professional and PPPoE business of DHCP wherein, can be provided with according to the service priority of actual bearer.
Each service logic passage and priority thereof can be used one of following identification information sign: VLAN sign, VLAN stacking sign, MACinMAC sign or MPLS sign.
In the processing procedure of uplink service stream, the single PVC ethernet port that inserts, professional logical channel identifier of shining upon and professional target MAC (Media Access Control) address pursue one's vocational study, set up corresponding mapping relations table, forwarding for the corresponding downstream business is handled, the forwarding of downlink business is treated to existing processing means commonly used, and this paper repeats no more.
By above-mentioned steps, on access device, shunted Business Stream, and realized the scheduling processing of different QoS according to type of service.
As shown in Figure 2, a kind of primary structure of realizing the access device 200 of above-mentioned technical conceive comprises:
Parallel a plurality of single PVC xDSL interface 2011, the 2012......201n that is provided with, the uplink service that is respectively applied for the access user of access bearer on Ethernet flows;
A plurality of classification of transaction module 2021 of respective number, 2022......202n connect corresponding single PVC xDSL interface 2011,2012......201n respectively, the type of service that the uplink service that identification inserts by single PVC xDSL interface flows;
The a plurality of professional mapping block 2031 of respective number, 2032......203n, connect corresponding service sort module 2021,2022......202n respectively, carry out the mapping of service logic passage respectively according to type of service, wherein the uplink service stream of identical services type is mapped on same the service logic passage;
Wherein, single PVC xDSL interface, classification of transaction module and the professional mapping block that is positioned at same road contacted successively.
Transmit processing module 204, connect each professional mapping block respectively, respectively the Business Stream on each service logic passage is transmitted processing;
Be treated to example with the uplink service stream of the first via wherein, single PVC xDSL interface 2011 inserts user's uplink service stream, the type of service that comprises in the encapsulated type identification services stream of classification of transaction module 2021 according to ethernet frame, and termination is fallen the PVC information (promptly removing the PVC packaging information on the Ethernet service frame) that the user inserts, then service stream classification being sent into professional mapping block 2031 shines upon, professional mapping block 2031 is mapped to the corresponding service logical channel according to type of service with Business Stream respectively, wherein, the Business Stream of same type is mapped on the service logic passage, in mapping process, professional mapping block 2031 adds the identification information of corresponding service logic passage in the Business Stream to, send to then and transmit processing module 204, transmit and send to schedule process module 205 after processing module 204 is transmitted processing to the Business Stream on each service logic passage respectively, schedule process module 205 is according to sending the Business Stream that shines upon on each service logic passage for the priority scheduling of service logic path setting in advance.
Here need to prove, the type of service that comprises in the uplink service stream that the service logic number of active lanes that each professional mapping block maps out equals to insert on corresponding single PVC xDSL interface, the identification information and the corresponding relation between the type of service of each bar service logic passage are pre-set.
Transmit processing module in repeating process, the study uplink service flows the mapping relations between target MAC (Media Access Control) address, single PVCxDSL interface and the service logic gap marker information synchronously, and according to this mapping relations processing downstream service flow, the study of concrete mapping relations and the processing method of downstream service flow are known by those skilled in the art.
The identification information of each service logic passage and the identification information of priority thereof can use VLAN (Virtual Local Area Network, adopt individual layer VLAN ID to identify) sign, VLAN stacking (Virtual Local Area NetworkStacking, employing identifies at increase one deck VLANVLAN ID on the basis of original individual layer VLAN) sign, MACinMAC (Media Access Control inMedia Access Control, employing is on the basis of original MAC Address, and MAC identifies at increase one deck) sign or the realization of MPLS identification means.
Transmit when handling, if by the MPLS sign, need access device to realize the mapping of VLAN to the MPLS label, follow-up then forwarding is handled and is transmitted according to the MPLS label.
After the uplink service traffic classification is mapped to different service logic passages, because the service logic passage has priority, and service logic passage priority is corresponding to QoS of survice priority treatment order, therefore realized having satisfied the qos requirement of different user to corresponding service according to the purpose of the qos requirement scheduling transmission of business.
Because the existing business type mainly contains the professional and DHCP business of PPPoE, adopt TYPE=0 x 8863/8864 to identify when wherein the PPPoE business is carried on Ethernet, it is to adopt TYPE=0 x 800 to identify that the DHCP business is carried on Ethernet.Therefore, based on the existing business type, a professional mapping block maps out two service logic passages at most, and the priority of these two service logic passages is professional and DHCP QoS of survice requirement setting according to PPPoE.
And then as shown in Figure 3, realize that the professional mapping block 2031 of the different QoS scheduling processing of and DHCP business professional to existing PPPoE specifically comprises:
DHCP Business Stream mapping submodule 20311 is mapped to the DHCP Business Stream on the corresponding service logical channel;
PPPoE Business Stream mapping submodule 20322 is mapped to the PPPoE Business Stream on the corresponding service logical channel;
A kind of structure of the forwarding processing module 204 that realization different QoS scheduling professional to existing PPPoE and the DHCP business is handled can specifically comprise:
The professional processing sub 2041 of transmitting of DHCP is transmitted the DHCP Business Stream of handling in the uplink service stream;
The professional processing sub 2042 of transmitting of PPPoE is transmitted the PPPoE Business Stream of handling in the uplink service stream.
Single PVC xDSL interface, classification of transaction module and the parallel quantity that is provided with of professional mapping block are determined according to the disposal ability of access device.
Second kind of technical scheme provided by the invention realizes according to the target MAC (Media Access Control) address of Business Stream, specifically comprises the steps:
With target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address is carried out two layers and transmitted and handle and be mapped on the first service logic passage;
With target MAC (Media Access Control) address is that the uplink service stream of three layer interface MAC Address is carried out three layers and transmitted and handle and be mapped at least one the second service logic passages;
According to the uplink service stream that sends mapping on it in advance for the priority scheduling of the described first service logic passage and the second service logic path setting.
Here, according to prior art, target MAC (Media Access Control) address is that in fact the uplink service stream of two layer interface MAC Address be exactly the PPPoE Business Stream, and target MAC (Media Access Control) address is that in fact the uplink service stream of three layer interface MAC Address be exactly the DHCP Business Stream.Therefore identical with first kind of technical scheme, the technical program is intended to according to type of service business be shunted equally, send the uplink service stream of mapping on it then according to the priority scheduling of the concrete service logic passage of shunting back different kinds of business mapping, thus the purpose that realization is dispatched according to the different QoS of business.
When the uplink service stream that to target MAC (Media Access Control) address is three layer interface MAC Address shines upon, can be that the uplink service stream of three layer interface MAC Address is mapped on one the second service logic passage with all target MAC (Media Access Control) address, also can adopt following processing mode:
1, because when transmitting processing for three layers, according to the forwarding of tabling look-up of the purpose IP address of message, therefore the identical Business Stream in purpose IP address can be mapped on one the second service logic passage, at this moment the second service logic passage has many, concrete number equals the purpose IP address number of message in the uplink service stream, wherein the uplink service stream packet of the same purpose IP of mapping address on each bar second service logic passage;
2, because when transmitting processing for three layers, can also be according to the forwarding of tabling look-up of the source IP address of message, therefore can be mapped on one the second service logic passage by the Business Stream that source IP address is identical, at this moment the second service logic passage has many, concrete number equals the source IP address number of message in the uplink service stream, wherein shine upon the uplink service stream packet of same source IP address on each bar second service logic passage, the uplink service stream packet north that belongs to the source IP address of same subnet like this is mapped on the service logic passage, helps realizing multiple services wholesale.
The identification information of above-mentioned many second service logic passages can be identical, also can be different, but the precedence information that wherein comprises is identical.
When inserting uplink service stream, all uplink service streams that can earlier same single PVC xDSL interface be inserted are mapped on the initial service logical channel, and then are mapped to once more respectively on the described first service logic passage and the second service logic passage according to the target MAC (Media Access Control) address of uplink service stream.
When shining upon once more, can still adopt the initial service logical channel as the first service logic passage, with target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address still is mapped on the initial service logical channel, is that the uplink service stream of three layer interface MAC Address is mapped at least one new second service logic passage with target MAC (Media Access Control) address.
Initial mapping mainly is the PVC that will terminate, and is necessary for the traffic assignments vlan information, otherwise two layer services cannot be handled.
Identical with first kind of technical scheme, the identification information of each service logic passage and priority thereof can use one of following sign: VLAN sign, VLAN stacking sign, MACinMAC sign or MPLS sign.
In fact, in the prior art, target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address is the DHCP Business Stream, and target MAC (Media Access Control) address is that the uplink service Business Stream of three layer interface MAC Address is the PPPoE Business Stream.Based on the existing business type, the priority of first logical channel and second logical channel is according to concrete setting of priority treatment relation of the DHCP Business Stream and the PPPoE Business Stream of mapping on it.
As shown in Figure 4, a kind of structure of the access device 400 of second kind of technical scheme of realization the present invention mainly comprises:
Parallel a plurality of single PVC xDSL interface 4011, the 4012......401n that is provided with, the uplink service that is respectively applied for the access user of access bearer on Ethernet flows;
A plurality of initial mapping modules 4021 of respective number, 4022......402n, connect corresponding single PVC xDSL interface 4011,4012......401n respectively, the uplink service stream that inserts by corresponding single PVC xDSL interface is carried out initial mapping, be mapped on the initial service logical channel, this initial service logical channel also may be used as the first service logic passage of mapping once more;
Transmitting processing module 404, is that the uplink service stream of two layer interface MAC Address is carried out two layers and transmitted and handle to target MAC (Media Access Control) address, and is that the uplink service stream of three layer interface MAC Address is carried out three layers and transmitted and handle to target MAC (Media Access Control) address;
And then as shown in Figure 5, realize that a kind of concrete structure of the different QoS of existing PPPoE business and DHCP business being dispatched the forwarding processing module of handling 404 comprises:
Transmit processing sub 4041 for two layers, forwarding processing intent MAC Address is the uplink service stream of two layer interface MAC Address and is mapped on the first service logic passage;
Transmit processing sub 4042 for three layers, target MAC (Media Access Control) address is the uplink service stream of three layer interface MAC Address and is mapped at least one the second service logic passages;
In fact, if based on the existing business type, two layers of forwarding of transmitting the processing sub 4041 concrete PPPoE of execution business are handled and mapping, and three layers of forwarding of transmitting the processing sub 4042 concrete DHCP of execution business are handled and mapping.
Still consult shown in Figure 5ly, realize that the professional mapping block 405 of the different QoS scheduling processing of and PPPoE business professional to existing DHCP specifically comprises:
DHCP Business Stream mapping submodule 4051 is mapped to the PPPoE Business Stream on the first corresponding service logic passage.
PPPoE Business Stream mapping submodule 4052 is mapped to the DHCP Business Stream on the corresponding at least one the second service logic passages;
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (22)
1, the multiple services method of the single PVC of a kind of realization is characterized in that, comprises the steps:
The different uplink service flow points that same single PVC xDSL interface is inserted are not mapped on the different service logic passages, wherein: in mapping process, the identification information of corresponding service logic passage is added in the Business Stream;
Respectively the Business Stream that will be mapped on each service logic passage is transmitted processing, in repeating process, mapping relations between the service logic gap marker information in study uplink service stream target MAC (Media Access Control) address, single PVC xDSL interface and the described Business Stream, wherein said mapping relations are used to handle downstream service flow;
After transmitting processing, according to the uplink service stream that sends mapping on it in advance for the priority scheduling of each service logic path setting.
2, the method for claim 1 is characterized in that, carries out the mapping of service logic passage respectively according to the type of service of described uplink service stream, and uplink service stream wherein of the same type is mapped on same the service logic passage.
3, method as claimed in claim 1 or 2 is characterized in that, described type of service comprises the professional and PPPoE business of DHCP.
4, method as claimed in claim 3 is characterized in that, discerns described type of service according to the encapsulated type of uplink service stream on Ethernet.
5, the method for claim 1 is characterized in that, described priority is set in proper order according to the priority treatment of the type of service of shining upon on each service logic passage.
6, the method for claim 1 is characterized in that, the target MAC (Media Access Control) address that flows according to described uplink service carries out the mapping of service logic passage respectively, wherein:
Target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address is mapped on the first service logic passage;
Target MAC (Media Access Control) address is that the uplink service stream of three layer interface MAC Address is mapped at least one the second service logic passages.
7, method as claimed in claim 6 is characterized in that,
To target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address is carried out two layers earlier and transmitted and be mapped on the first service logic passage after handling again;
To target MAC (Media Access Control) address is that the uplink service stream of three layer interface MAC Address is carried out three layers earlier and transmitted and be mapped to after handling at least one the second service logic passages again.
8, method as claimed in claim 6 is characterized in that,
The number of the described second service logic passage equals the source IP address number of message in the uplink service stream, wherein the uplink service stream of the same source IP address of mapping on each bar second service logic passage; Perhaps
The number of the described second service logic passage equals the purpose IP address number of message in the uplink service stream, wherein the uplink service stream of the same purpose IP of mapping address on each bar second service logic passage.
9, method as claimed in claim 6, it is characterized in that, described method also comprises: the uplink service stream that same single PVC xDSL interface is inserted is mapped on the initial service logical channel earlier, and then is mapped to once more respectively on the described first service logic passage and the second service logic passage according to the target MAC (Media Access Control) address of uplink service stream.
10, method as claimed in claim 6, it is characterized in that, the uplink service stream that same single PVC xDSL interface is inserted all is mapped on the described first service logic passage earlier, and then when shining upon once more respectively according to the target MAC (Media Access Control) address of uplink service stream, with target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address still is mapped on the first service logic passage, is that the uplink service stream of three layer interface MAC Address is mapped at least one the second service logic passages with target MAC (Media Access Control) address.
11, method as claimed in claim 6 is characterized in that, described target MAC (Media Access Control) address is that the uplink service stream of two layer interface MAC Address is the DHCP Business Stream, and described target MAC (Media Access Control) address is that the uplink service Business Stream of three layer interface MAC Address is the PPPoE Business Stream.
12, method as claimed in claim 11 is characterized in that, the priority of the described first service logic passage and the second service logic passage is set according to the DHCP Business Stream of mapping on it and the priority treatment relation of PPPoE Business Stream.
13, the method for claim 1 is characterized in that, uses one of following identification information to identify each service logic passage and priority thereof: VLAN sign, VLAN stacking sign, MACinMAC sign or MPLS sign.
14, the multiple services access device of the single PVC of a kind of realization comprises single PVC xDSL interface, it is characterized in that described access device also comprises:
Professional mapping block, the different uplink service flow points that same single PVC xDSL interface is inserted are not mapped on the different service logic passages, wherein: in mapping process, the identification information of corresponding service logic passage is added in the Business Stream;
Transmit processing module, respectively the Business Stream that will be mapped on each service logic passage is transmitted processing, in repeating process, mapping relations between the service logic gap marker information in study uplink service stream target MAC (Media Access Control) address, single PVC xDSL interface and the described Business Stream, wherein said mapping relations are used to handle downstream service flow;
Schedule process module is after the forwarding processing module is transmitted processing to Business Stream, according to the uplink service stream that sends mapping on it in advance for the priority scheduling of each service logic path setting.
15, access device as claimed in claim 14 is characterized in that, described access device also comprises:
Classification of transaction module is connected between described single PVC xDSL interface and the professional mapping block, the type of service of identification uplink service stream, and will dissimilar Business Streams send to described professional mapping block respectively and carry out the service logic passage and shine upon.
16, access device as claimed in claim 14 is characterized in that,
Described professional mapping block specifically comprises:
DHCP Business Stream mapping submodule is mapped to the DHCP Business Stream on the corresponding service logical channel;
PPPoE Business Stream mapping submodule is mapped to the PPPoE Business Stream on the corresponding service logical channel;
Described forwarding processing module specifically comprises:
The professional processing sub of transmitting of DHCP is transmitted the DHCP Business Stream of handling in the uplink service stream;
The professional processing sub of transmitting of PPPoE is transmitted the PPPoE Business Stream of handling in the uplink service stream.
17, access device as claimed in claim 15 is characterized in that, parallel at least two covers that are set to of single PVC xDSL interface, classification of transaction module and the professional mapping block of described polyphone.
18, access device as claimed in claim 14 is characterized in that, described access device also comprises:
Service identification module, the target MAC (Media Access Control) address that the uplink service that identification inserts by described single PVC xDSL interface flows;
Transmitting processing module, is that the uplink service stream of two layer interface MAC Address is carried out two layers and transmitted and handle to target MAC (Media Access Control) address, and is that the uplink service stream of three layer interface MAC Address is carried out three layers and transmitted and handle to target MAC (Media Access Control) address.
19, access device as claimed in claim 18 is characterized in that,
Described forwarding processing module specifically comprises:
Transmit processing sub for two layers, transmitting the processing intent MAC Address is the uplink service stream of two layer interface MAC Address;
Transmit processing sub for three layers, transmitting the processing intent MAC Address is the uplink service stream of three layer interface MAC Address;
Described professional mapping block specifically comprises:
DHCP Business Stream mapping submodule is mapped to the DHCP Business Stream on the first corresponding service logic passage;
PPPoE Business Stream mapping submodule is mapped to the PPPoE Business Stream on the second corresponding service logic passage.
20, access device as claimed in claim 19, it is characterized in that, described access device also comprises: the initial mapping module, be connected between described single PVC xDSL interface and the service identification module, all Business Streams that each single PVC xDSL interface is inserted are mapped on an initial service logical channel or the first service logic passage.
21, access device as claimed in claim 20 is characterized in that, described single PVC xDSL interface and parallel at least two covers that are set to of the initial mapping module that is connected.
22, access device as claimed in claim 14 is characterized in that, described access device also comprises: upstream Interface, connect described schedule process module, and be used to send uplink service stream.
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| CNB2006101033741A CN100496013C (en) | 2006-07-21 | 2006-07-21 | Method for realizing single PVC multiple service and access device |
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| CN101594556B (en) * | 2008-05-28 | 2012-08-29 | 工业和信息化部电信传输研究所 | Remote management device for data stream classification in GPON system |
| CN101931607A (en) * | 2009-06-23 | 2010-12-29 | 中兴通讯股份有限公司 | Method and device for preventing user address spoofing in broadband access equipment |
| WO2014186963A1 (en) * | 2013-05-23 | 2014-11-27 | 华为技术有限公司 | Service routing system, device and method |
| CN104486793A (en) * | 2014-08-26 | 2015-04-01 | 上海华为技术有限公司 | Data transmission method and base station |
| CN105142181B (en) * | 2015-08-07 | 2018-05-18 | 上海斐讯数据通信技术有限公司 | A kind of radio reception device message priority-level mapping method and system |
| CN113556634B (en) * | 2021-08-03 | 2022-06-21 | 广东九博科技股份有限公司 | Access method and terminal device of multi-service platform supporting SDH and PTN |
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