CN101651670B - Integrated management method for services and users in Ethernet service operation and system thereof - Google Patents
Integrated management method for services and users in Ethernet service operation and system thereof Download PDFInfo
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- CN101651670B CN101651670B CN2008102252459A CN200810225245A CN101651670B CN 101651670 B CN101651670 B CN 101651670B CN 2008102252459 A CN2008102252459 A CN 2008102252459A CN 200810225245 A CN200810225245 A CN 200810225245A CN 101651670 B CN101651670 B CN 101651670B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2854—Wide area networks, e.g. public data networks
- H04L12/2856—Access arrangements, e.g. Internet access
- H04L12/2858—Access network architectures
- H04L12/2859—Point-to-point connection between the data network and the subscribers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/14—Charging, metering or billing arrangements for data wireline or wireless communications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/50—Network service management, e.g. ensuring proper service fulfilment according to agreements
- H04L41/5061—Network service management, e.g. ensuring proper service fulfilment according to agreements characterised by the interaction between service providers and their network customers, e.g. customer relationship management
- H04L41/507—Filtering out customers affected by service problems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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Abstract
The invention provides an integrated management method for services and users based on an Ethernet layer-two extension technology and a system thereof, which are applied to scenes such as operation management, user access authentication, service use and the like in metropolitan area and wide area or regional Ethernet services. In the integrated management method and the system thereof, relevant fields in a message format of the Ethernet layer-two extension technology are mapped to the services and the users by utilizing characteristics of the Ethernet layer-two extension technology; definitions of various binary bits in a single field are rearranged or multiple fields are combined for use or residual numerical value space which is not fully used is used to match one or more fields which are defined in a message of the Ethernet layer-two extension technology and are not fully used currently or used as a single field with a service identification and a user identification; and integrated management problems of the services and the users are solved by operations such as service request, service status update and service quitting and the like. The integrated management method and the system thereof have advantages of high service identification efficiency, difficult forgery, strong traffic isolation and the like.
Description
Technical field
The present invention relates to the information network technique field, specially refer to a kind of business and the user's integrated management method and system that utilizes two layers of expansion technique of Ethernet of service operation on metropolitan area, wide area or regional Ethernet.
Background technology
Along with the requirement that operation system is reduced cost to network, the ethernet technology that is used for local area network (LAN) has originally obtained new life.Because the diversity of the expansion of the scope of application and reply class of business requires the message format of Ethernet technology to expand, and to support new business model and connected mode, promptly adopts a kind of method of stratification.Two kinds of methods by the IEEE exploitation are IEEE802.1ad and IEEE802.1ah at present.IEEE802.1ad provider bridge (be also referred to as Q-in-Q or VLAN piles up) has been expanded the protonotion of VLAN.IEEE802.1ad adds a new Q label simply, and this allows service to provide management its label, be used for discerning the individual customer network, and original Q-label is used for discerning the VLAN in the customer network.Though IEEE802.1ad support three is aggregated(particle) structure layer by layer, the service provider only can create 4094 user vlans, and this is not enough for large-scale metropolitan area and Local Area Network.This defective is able to solve by IEEE802.1ah provider backbone bridge, and this standard is used a service provider MAC head encapsulation client MAC head.With respect to using extra Q-label isolation end client, in service provider MAC head, use the service labels of a 24-bit, support 1,600 ten thousand Service Instances in theory, this has just removed scaling concern fully.The IEEE802.1ad standard was issued in 2006, and IEEE802.1ah also is in the draft stage at present.Along with the development of technology and the appearance of new demand, the new expansion to Ethernet two layer message form also possibly appear.
In present OSS, the method for high-rise custom protocol more than the IP layer is generally adopted in professional management with the user, carry out professional sign, user's authentication, the charging of professional use etc.For example adopt XML definition payload message format, transmit by soap protocol; Or above-mentioned information is directly used HTTP host-host protocol transmission or the like (these are that system realizes relevant, and each manufacturer all has the method for oneself based on individual instances).The general character of these methods is all to be solutions end to end, does not utilize the characteristic of go-between, and autgmentability is easy to cause the reduction of performance and fail safe simultaneously.
Summary of the invention
Therefore; The object of the present invention is to provide a kind of business and user's integrated management method and system that utilizes two layers of expansion technique of Ethernet; Be used in the scenes such as the professional operational management of metropolitan area, wide area or regional Ethernet, user's access authentication, professional use, system of the present invention comprises ustomer premises access equipment (CPE), network side equipment (NPE), routing device (Router) and authentication and accounting authentication device entities such as (aaa servers).The present invention makes full use of the characteristic of two layers of expansion technique of Ethernet, solves professional and user's integrated management problem, has advantages such as traffic identification efficient is high, the flow isolation is strong.
For realizing the foregoing invention purpose; Business and the user's integrated management method that utilizes two layers of expansion technique of Ethernet of the present invention specifically comprises following method: 1) relevant field is mapped to method, the 2 professional and user in two layers of expansion technique message format of Ethernet) method, 3 of requested service) service condition update method and 4) stop the method for business.Also relate to Layer 2 data frame retransmission method and Layer 2 data expansion frame analytic method.Two layers of expansion technique of Ethernet are at present known has IEEE802.1ad, IEEE802.1ah, also new expansion technique possibly occur later on.
Wherein,
1) relevant field is mapped to professional and user's method in two layers of expansion technique message format of Ethernet; Be meant to defined one or several field of not using or used as only field fully at present in two layers of expansion technique message of Ethernet; Each binary digit in the only field is rearranged definition or several field unite and use or use the residue numerical space of not using fully, it is matched the method for service identification and ID.
2) method of requested service; Be meant that terminal equipment (CPE) obtains request flag, professional id; Accomplish the process (form complete expansion after Layer 2 data frame) of professional id and the user id mapping encapsulation in the above-mentioned mapping method with network side equipment (CPE); And at the up routing device that is delivered to of ethernet line, routing device termination this Layer 2 data frame (promptly removing the encapsulation of Ethernet) sends two layers payloads according to the agreement more than three layers; This routing device needs the header information+time stamp daily record with these two layers expansion frame, and daily record regularly or is in real time sent to the authentication and accounting authentication device, decomposes log record by it, accomplishes initial relevant authentication charging authentication functions.
3) service condition update method; Be meant that flag bit is set to update mode; And the same steps as in the method for execution and described request business; Be the difference that the two difference is flag bit: flag bit is set to ' request ' in the requested service, and flag bit was set to ' renewal ' during service condition upgraded;
4) withdraw from professional method; Comprise the method that method that regular traffic withdraws from and abnormal traffic withdraw from; Wherein, the method that said regular traffic withdraws from is meant that flag bit is set to exit status, and same steps as in the method for execution and requested service; Be the difference that the two difference is flag bit: flag bit is set to ' request ' in the requested service, withdraws from that flag bit is set in the business ' withdrawing from '; The said method that withdraws from unusually is meant that said routing device inspection service condition upgrades timer; Find overtime; Just be provided with should business for withdrawing from incident unusually, and with former two layers of header information+time stamp daily record of expanding frames, and daily record regularly or in real time sent to the authentication and accounting authentication device; Decompose log record by it, accomplish initial relevant authentication charging authentication functions.
In addition; A kind of business and user's integrated management system that utilizes two layers of expansion technique of Ethernet of the present invention; Comprise: ustomer premises access equipment, network side equipment, Ethernet, routing device and authentication and accounting authentication device; It is characterized in that; This system is mapped to business and user with relevant field in two layers of expansion technique message format of Ethernet; To defined one or several field of at present not using or used as only field fully in two layers of expansion technique message of Ethernet, each binary digit in the only field is rearranged definition or several field unite and use or use the residue numerical space of not using fully, it is matched service identification and ID.Wherein, two layers of expansion technique of Ethernet comprise IEEE802.1ad, IEEE802.1ah.
In addition; In the requested service of this system, said terminal equipment obtains request flag and professional id, and the professional id and the user id that accomplish in the above-mentioned mapping method with said network side equipment shine upon the process that encapsulates; To form the Layer 2 data frame after the complete expansion; And being delivered to said routing device in that said ethernet line is up, said this Layer 2 data frame of routing device termination sends two layers payloads to remove the encapsulation of Ethernet according to the agreement more than three layers; Said routing device needs the header information+time stamp daily record with these two layers expansion frame; And said daily record regularly or in real time sent to the authentication and accounting authentication device, and decompose log record by it, accomplish initial relevant authentication charging authentication functions.
In addition, during the service condition of this system upgraded, flag bit was set to update mode, and execution and the professional identical action of described request, and this service condition upgrades employing terminal equipment and sends with the mode of the fixed cycle that can be provided with.
In addition, this system withdraws from the business, comprises that regular traffic withdraws from abnormal traffic to withdraw from, and wherein, it is that flag bit is set to exit status that said regular traffic withdraws from, and the execution action identical with requested service; Said withdrawing from unusually is meant that said routing device inspection service condition upgrades timer; Find overtime; Just be provided with should business for withdrawing from incident unusually, and with former two layers of header information+time stamp daily record of expanding frames, and daily record regularly or in real time sent to the authentication and accounting authentication device; Decompose log record by it, accomplish initial relevant authentication charging authentication functions.
Compare with present method, the present invention has advantage:
(1) relevant field mapping in two layers of expansion technique of service identification and ID and Ethernet utilizes two layers of information, has the characteristic that is difficult to forge;
(2) utilize two layers of technology to realize professional and user's effective isolation and identifications, realize simple and convenient, compatible prior art.
Description of drawings
Fig. 1 is the business of two layers of expansion technique of Ethernet and the service system entity connection layout of user's integrated management method of utilizing of the present invention.
Fig. 2 is the message format of employed 802.1ad in the business of utilizing two layers of expansion technique of Ethernet of the present invention and user's integrated management method and the system.
Embodiment
With reference to the accompanying drawings the present invention is elaborated.
Fig. 1 is the business of two layers of expansion technique of Ethernet and the service system entity connection layout of user's integrated management method of utilizing of the present invention.As shown in Figure 1, the operation system of the inventive method comprises: ustomer premises access equipment (CPE), network side equipment (NPE), routing device (Router) and authentication and accounting authentication device entities such as (aaa servers).
Business and the user's integrated management method that utilizes two layers of expansion technique of Ethernet of the present invention specifically comprises following method: 1) relevant field is mapped to method, the 2 professional and user in two layers of expansion technique message format of Ethernet) method, 3 of requested service) service condition update method and 4) stop the method for business.Also relate to Layer 2 data frame retransmission method and Layer 2 data expansion frame analytic method, wherein two layers of expansion technique of Ethernet are at present known has IEEE802.1ad, IEEE802.1ah, also new expansion technique possibly occur later on.
Wherein, 1) relevant field is mapped to professional and user's method in two layers of expansion technique message format of Ethernet, is meant defined one or several field in two layers of expansion technique message of Ethernet; Do not use fully at present; Or used as only field, among the present invention each binary digit in the only field is rearranged definition, or several field is united use; Or use the residue numerical space of not using fully, it is matched the method for service identification and ID.
2) method of requested service; Be meant that terminal (user side) equipment (CPE) obtains request flag, professional id; Accomplish the process (form complete expansion after Layer 2 data frame) of professional id and the user id mapping encapsulation in the above-mentioned mapping method with network side equipment (NPE); And at the up routing device that is delivered to of ethernet line, routing device termination this Layer 2 data frame (promptly removing the encapsulation of Ethernet) sends two layers payloads according to the agreement more than three layers; This routing device needs the header information+time stamp daily record with these two layers expansion frame, and daily record regularly or is in real time sent to the authentication and accounting authentication device, decomposes log record by it, accomplishes initial relevant authentication charging authentication functions.
3) service condition update method; Be meant that flag bit is set to update mode; And the same steps as in the method for execution and described request business; Be the difference that the two difference is flag bit: flag bit is set to ' request ' in the requested service, and flag bit was set to ' renewal ' during service condition upgraded;
4) withdraw from professional method; Comprise the method that method that regular traffic withdraws from and abnormal traffic withdraw from; Wherein, the method that said regular traffic withdraws from is meant that flag bit is set to exit status, and same steps as in the method for execution and requested service; Be the difference that the two difference is flag bit: flag bit is set to ' request ' in the requested service, withdraws from that flag bit is set in the business ' withdrawing from '; The said method that withdraws from unusually is meant that said routing device inspection service condition upgrades timer; Find overtime; Just be provided with should business for withdrawing from incident unusually, and with former two layers of header information+time stamp daily record of expanding frames, and daily record regularly or in real time sent to the authentication and accounting authentication device; Decompose log record by it, accomplish initial relevant authentication charging authentication functions.
Below in conjunction with accompanying drawing and specific embodiment, the present invention is provided business and user's integrated management method and the further elaboration of system's do that utilizes two layers of expansion technique of Ethernet.
Embodiment
Utilize business and the user's integrated management method and the system of two layers of expansion technique of Ethernet in conjunction with two layers of expansion technique explanation of 802.1ad.
Fig. 2 is the message format of employed 802.1ad in the business of utilizing two layers of expansion technique of Ethernet of the present invention and the user's integrated management method.802.1ad (claiming Q-in-Q again) mainly is for the quantity space of expanding VLAN produces, it is on the basis of original 802.1Q message, to increase one deck 802.1Q label again to realize, makes VLAN quantity be increased to 4K*4K; Along with the become more meticulous requirement of running of the development of Metro Ethernet and operator, the double-layer label of Q-in-Q has had further use scene again, and is as shown in table 1 below; Its ectonexine label can be represented different information, and like the vpn label representative of consumer, outer layer label is represented professional; In addition; Q-in-Q message band two-layer tag passing through provider network, and the transparent transmission of internal layer tag also is a kind of simple, practical VPN technologies; Therefore it can be used as the extension of core MPLS VPN at Metro Ethernet VPN again, finally forms VPN technologies end to end.And be that it is used for user and professional management in the present embodiment, we represent business, outer layer label representative of consumer with vpn label simultaneously.
Table 1: double layer VLAN shines upon professional id and user id
| Outside VLAN | Inner VLAN |
| ID | Business operation and traffic ID |
Method of the present invention is embodied as:
One, relevant field is mapped to business and user in two layers of expansion technique message format of Ethernet
12 with inner VLAN ID in the present embodiment define as follows again: represent business operation (01 expression service request for high 2; 10 expression service conditions upgrade, and 11 expression business normally withdraw from, and 00 expression service exception withdraws from); Service identification is represented in 10 of backs, and its mapping relations are as shown in table 2 below.ID uses as ID with outside VLAN.(, also can adopt the mode of expansion ETHERTYPE definition to define business operation here, but should be noted that not and the existing standard conflict) proceeded following step under such definition again and occupation mode:
The mapping relations of table 2: inner VLAN ID and business operation and service identification
| The 11-10 position | The 9-0 position |
| Business operation | Service identification |
Two, requested service
(1) user uses before the business, from service portal obtain professional id (annotate: the planning of professional id with set constraint and can formulate according to the service operation of operator, not as the content of present embodiment.Here suppose such planning and set and exist);
(2) user initiates the professional request of using, and carries professional id (in IP load);
(3) CPE obtains professional id;
(4) as inner VLAN id, other content of parameter of service request are sealed into two layers of frame as two layers of payload to cpe device with (professional id|0x100), and send;
(5) NPE equipment is stamped outside VLAN according to the port that cpe device sends, and upwards is delivered to routing device (Router) always;
(6) routing device termination double layer VLAN, and double layer VLAN done daily record (comprising outside VLAN id, inner VLAN id, required parameter etc.), this daily record sends to AAA equipment;
(7) AAA equipment is analyzed through double layer VLAN information, obtains user id, professional id, parameter, zero-time;
Explain: CPE refers to user side equipment, and NPE refers to network equipment.
Three, service condition renewal and service exception withdraw from
(1) cpe device as inner VLAN id, seals into two layers of frame with (professional id|0x200), and sends;
(2) NPE equipment is stamped outside VLAN according to the port that cpe device sends, and upwards is delivered to routing device (Router) always;
(3) this double layer VLAN of routing device termination, and double layer VLAN done initial analysis, being found to be service condition and upgrading, the service-user timer then resets;
(4) do not receive that for a long time service condition upgrades message (promptly overtime), then confirm as service exception and withdraw from that routing device is done the termination daily record of this VLAN, and sends to AAA equipment.
Four, withdraw from business
When (1) user stops using business, send and withdraw from service request, carry professional id;
(2) cpe device as inner VLAN id, seals into two layers of frame with (professional id|0x300), and sends;
(3) NPE equipment is stamped outside VLAN according to the port that cpe device sends, and upwards is delivered to routing device (Router) always;
(4) routing device termination double layer VLAN, and double layer VLAN done daily record (comprising outside VLAN id, inner VLAN id, required parameter etc.), this daily record sends to AAA equipment;
(5) AAA equipment is analyzed through double layer VLAN information, obtains user id, professional id, parameter, termination time;
Five, data forwarding
According to the business data flow that receives, carry out the encapsulation of double layer VLAN by routing device, and carry out the Layer 2 data transmission.This is the content of standard, supports the equipment of Q-in-Q all to support.
Six, service billing
AAA equipment carries out the Collection and analysis of initial data according to the log information that two, three and four parts provide, and carries out user and professional integrated management according to corresponding strategies.
In addition, present embodiment explains that with two layers of expansion technique of 802.1ad Ethernet same method also is applicable to like two layers of expansion techniques such as 802.1ah.
Claims (7)
1. method of utilizing two layers of expansion technique of Ethernet to implement professional and user's integrated management; It is characterized in that; Comprise: 1) relevant field is mapped to method, the 2 professional and user in two layers of expansion technique message format of Ethernet) method, 3 of requested service) service condition update method, 4) stop the method for business; Wherein
1) relevant field is mapped to professional and user's method in two layers of expansion technique message format of Ethernet; Be meant to defined one or several field of not using or used as only field fully at present in two layers of expansion technique message of Ethernet; Each binary digit in the only field is rearranged definition or several field unite and use or use the residue numerical space of not using fully, it is matched the method for service identification and ID;
2) method of requested service; Be meant that terminal equipment obtains request flag and professional id; Accomplish the process of professional id and the ID mapping encapsulation in the above-mentioned mapping method with network side equipment, forming the Layer 2 data frame after the complete expansion, and at the up routing device that is delivered to of ethernet line; This Layer 2 data frame of routing device termination is to remove the encapsulation of Ethernet; Two layers payloads are sent according to the agreement more than three layers, and said routing device needs the header information+time stamp daily record with this Layer 2 data frame, and said daily record regularly or is in real time sent to the authentication and accounting authentication device; Decompose log record by it, accomplish initial relevant authentication charging authentication functions;
3) service condition update method is meant that flag bit is set to update mode, and the same steps as in the method for execution and described request business;
4) withdraw from professional method, comprise the method that method that regular traffic withdraws from and abnormal traffic withdraw from, wherein, the method that said regular traffic withdraws from is meant that flag bit is set to exit status, and same steps as in the method for execution and requested service; The said method that withdraws from unusually is meant that said routing device inspection service condition upgrades timer; Find overtime; Just be provided with should business for withdrawing from incident unusually, and with former two layers of header information+time stamp daily record of expanding frames, and daily record regularly or in real time sent to the authentication and accounting authentication device; Decompose log record by it, accomplish initial relevant authentication charging authentication functions.
2. the method for utilizing two layers of expansion technique of Ethernet to implement professional and user's integrated management as claimed in claim 1 is characterized in that, the state in the said service condition update method upgrades and adopts terminal equipment to send with the fixed cycle mode that can be provided with.
3. according to claim 1 or claim 2 the two layers of expansion technique of Ethernet that utilize are implemented the method for professional and user's integrated management, it is characterized in that two layers of expansion technique of said Ethernet comprise IEEE 802.1ad and IEEE 802.1ah.
4. the method for utilizing two layers of expansion technique of Ethernet to implement professional and user's integrated management as claimed in claim 3; It is characterized in that; Relevant field is mapped in professional and user's the method in the message format of two layers of expansion technique IEEE of said Ethernet 802.1ad; 12 definition again with inner VLAN ID: represent business operation for high 2, represent service identification for back 10, ID uses as ID with outside VLAN.
5. the method for utilizing two layers of expansion technique of Ethernet to implement professional and user's integrated management as claimed in claim 3; It is characterized in that; Utilize in the method for requested service of two layers of expansion technique IEEE of said Ethernet 802.1ad, said terminal equipment obtains professional id, said terminal equipment with professional id|0x100 as inner VLAN id; Other content of parameter of service request are as two layers of payload; Seal into Layer 2 data frame and transmission, said network side equipment is stamped outside VLAN according to the port that said terminal equipment sends, and upwards is delivered to said routing device always.
6. the method for utilizing two layers of expansion technique of Ethernet to implement professional and user's integrated management as claimed in claim 3 is characterized in that, utilizes in the service condition update method of two layers of expansion technique IEEE of said Ethernet 802.1ad and the method that said abnormal traffic withdraws from; Said terminal equipment with professional id|0x200 as inner VLAN id; Seal into the Layer 2 data frame, and send, said network side equipment is stamped outside VLAN according to the port that said terminal equipment sends; Upwards be delivered to routing device always; Then, said routing device this inner VLAN of termination and outside VLAN, and inner VLAN and outside VLAN done initial analysis; Be found to be service condition and upgrade, the service-user timer then resets; Do not upgrade message if receive service condition for a long time, then confirm as service exception and withdraw from, do the termination daily record of double layer VLAN by said routing device, and send to said authentication and accounting authentication device.
7. the method for utilizing two layers of expansion technique of Ethernet to implement professional and user's integrated management as claimed in claim 3 is characterized in that, utilizes in the method that the regular traffic of two layers of expansion technique IEEE of said Ethernet 802.1ad withdraws from; When the user stops using business; Service request is withdrawed from transmission, carries professional id, said terminal equipment with professional id|0x300 as inner VLAN id; Seal into the Layer 2 data frame; And send, said network side equipment is stamped outside VLAN according to the port that said terminal equipment sends, and upwards is delivered to said routing device always; Said authentication and accounting authentication device is analyzed through double layer VLAN information, obtains ID, professional id, required parameter and termination time.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN2008102252459A CN101651670B (en) | 2008-10-29 | 2008-10-29 | Integrated management method for services and users in Ethernet service operation and system thereof |
| PCT/CN2009/001155 WO2010048775A1 (en) | 2008-10-29 | 2009-10-19 | Service and user integration management method and system in ethernet service operation |
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| CN2008102252459A CN101651670B (en) | 2008-10-29 | 2008-10-29 | Integrated management method for services and users in Ethernet service operation and system thereof |
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| CN101651670B true CN101651670B (en) | 2012-08-15 |
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| CN102694879B (en) * | 2012-05-21 | 2016-06-08 | 中国联合网络通信集团有限公司 | Business recognition method, equipment and system |
| CN107086959B (en) * | 2016-02-16 | 2020-11-06 | 华为技术有限公司 | Method and device for authenticating operation management maintenance message |
| EP3425853B1 (en) * | 2016-03-02 | 2023-09-20 | Nec Corporation | Network system, terminal, sensor data collection method, and program |
| CN110971499B (en) * | 2019-12-10 | 2021-11-12 | 上海市共进通信技术有限公司 | Method for realizing uniform analysis and processing of VLAN service |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1426199A (en) * | 2001-12-13 | 2003-06-25 | 华为技术有限公司 | Method for managing users in wide hand city network |
| JP2003234753A (en) * | 2002-02-08 | 2003-08-22 | Toyo Commun Equip Co Ltd | Edge broadband access repeater and broadband network system |
| CN101252587A (en) * | 2008-04-18 | 2008-08-27 | 杭州华三通信技术有限公司 | User terminal access right identifying method and apparatus |
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| US8085790B2 (en) * | 2006-07-14 | 2011-12-27 | Cisco Technology, Inc. | Ethernet layer 2 protocol packet switching |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1426199A (en) * | 2001-12-13 | 2003-06-25 | 华为技术有限公司 | Method for managing users in wide hand city network |
| JP2003234753A (en) * | 2002-02-08 | 2003-08-22 | Toyo Commun Equip Co Ltd | Edge broadband access repeater and broadband network system |
| CN101252587A (en) * | 2008-04-18 | 2008-08-27 | 杭州华三通信技术有限公司 | User terminal access right identifying method and apparatus |
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| CN101651670A (en) | 2010-02-17 |
| WO2010048775A1 (en) | 2010-05-06 |
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