CN106209646B - A kind of spaceborne IP switch label distribution method of multimedia satellite communication system - Google Patents
A kind of spaceborne IP switch label distribution method of multimedia satellite communication system Download PDFInfo
- Publication number
- CN106209646B CN106209646B CN201610465514.3A CN201610465514A CN106209646B CN 106209646 B CN106209646 B CN 106209646B CN 201610465514 A CN201610465514 A CN 201610465514A CN 106209646 B CN106209646 B CN 106209646B
- Authority
- CN
- China
- Prior art keywords
- label
- spaceborne
- information table
- switch
- satellite communication
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/50—Routing or path finding of packets in data switching networks using label swapping, e.g. multi-protocol label switch [MPLS]
- H04L45/507—Label distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/02—Topology update or discovery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/20—Hop count for routing purposes, e.g. TTL
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/302—Route determination based on requested QoS
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Relay Systems (AREA)
Abstract
A kind of spaceborne IP switch label and its distribution method of multimedia satellite communication system, spaceborne IP switch label are made of ingress label field, outlet label field and label check field.Spaceborne IP switch label distribution method includes that forwarding equivalence class distinguishes stage, forwarding label information table generation phase and label distribution stage.The present invention can adapt to the increase of the promotion of multi-beam GEO multimedia satellite communication power system capacity, number of users, can reduce and control information in multi-beam GEO multimedia satellite communication to the occupancy of space communication resource.
Description
Technical field
The present invention relates to a kind of spaceborne IP switch labels applied to multi-beam GEO multimedia satellite communication system
And its distribution method, i.e., the spaceborne IP switch label and its distribution method of a kind of multimedia satellite communication system can be applied to width
Band multimedia satellite communication technical field.
Background technique
Multimedia satellite communication system is the combination of digital multimedia, satellite communication broadcast and internet, purport
Unified service platform is being provided for a series of new satellite communication applications, large capacity broadband data communication is being realized, is mentioned for user
For the Internet access of high quality and various interactive multimedia services.
With the development of technology, multimedia satellite communication system is widely used multibeam technique and realizes power system capacity
Significantly promoted.Multi-beam GEO multimedia satellite communication system generally by a multi-beam wideband multimedia telecommunication satellite,
The three parts such as ground application system (user and gateway station), network management control center composition.Wherein, the more matchmakers in multi-beam broadband
User wave beam, the service access wave beam towards gateway station and the network-oriented management of body communication satellite offer user oriented service
The wave beam of control centre；Satellite can be transparent forwarding, can also have spaceborne exchange capacity.Due to having spaceborne exchange energy
The multi-beam GEO multimedia satellite communication system of power can realize single-hop communication between user, therefore with communication and network skill
The continuous development of art and the continuous promotion of aerospace grade device capabilities, spaceborne switching technology are rapidly developed.
Currently, the spaceborne exchange mainstream technology of multi-beam GEO multimedia satellite communication system include subband exchange and
Asynchronous transfer mode (ATM) exchange.Wherein, subband switching technology is highly developed at present, and Typical Representative is that U.S. broadband is complete
Ball system (WGS), supports the exchange of 1872 2.6MHz subbands, and system transmission capacity is up to 2.4Gbps.
20th century 80 and the nineties, atm technology obtain tremendous development, are once considered as the best of unified terrestrial communication networks
Option.It is affected by it, the multi-beam GEO wideband multimedia satellite that the same time starts research and development uses ATM as being grouped on star one after another
Switching technology, Typical Representative are Japanese superelevation internet satellite (WINDS) systems that ATM exchange is supported on star.Atm technology is certain
Can meet the needs of satellite communication system is to bandwidth availability ratio, flow control and network management to a certain extent.But ATM
Complicated signaling in exchange makes system Construction extremely complex, affects multi-beam GEO multimedia satellite communication system
Construction and development.At the same time, terrestrial wideband Integrated Service Digital Network(ISDN) (B-ISDN, the Broadband- based on ATM
Integrated Services Digital Network) also fail to success, be the internet based on IP agreement instead with
Ease for use and opening are finally won.
Being widely used for IP agreement promotes satellite communication network gradually to draw close to IP network, in the more matchmakers in the broadband multi-beam GEO
IP switching technology is used on body satellite, multimedia satellite communication system Incorporateization will be promoted to build and broadband is promoted to defend
Star communication system organically blends with ground network.However in terms of spaceborne IP exchange, although all having carried out largely grinding both at home and abroad
Study carefully, emulate the report tested with ground validation, but do not there is also real system to apply at present.
The emphasis that spaceborne IP applied to multi-beam GEO multimedia satellite communication system is exchanged is solved in limited device
The problem of exchange agreement processing and Large Volume Data exchange under part ability condition.For this purpose, needing to study in design close therewith
Relevant spaceborne IP switch label and its distribution method simplify the control flow that switch type grouping transmission channel is established, push skill
Art is realized.
Summary of the invention
Technical solution of the invention: it proposes a kind of applied to multi-beam GEO multimedia satellite communication system
Spaceborne IP switch label and its distribution method, i.e., the spaceborne IP switch label and its distributor of a kind of multimedia satellite communication system
Method, the switch label and its exchange process can adapt to the promotion and use of multi-beam GEO broadband multimedia satellite system capacity
Amount purpose increases, and can reduce and control information in satellite communication to the occupancy of space communication resource.
The technical solution of the invention is as follows: as the core of spaceborne IP technology, it is more that one kind being applied to the broadband multi-beam GEO
The spaceborne IP switch label of media satellite communication system, comprising: ingress label field, outlet label field and label check word
Section；It is service fields after the spaceborne IP switch label；
The corresponding input terminal slogan of ingress label field references space-borne switchboard, the input terminal slogan corresponding one fixed
Uplink user spot beam or gateway station service access spot beam or network management control central beam；In the network management control
The heart is the mechanism that multi-beam GEO multimedia satellite communication system is managed and is controlled；
Outlet label field is divided into two parts, and front portion represents the corresponding output end slogan of space-borne switchboard, this is defeated
Go out port numbers are corresponding with downlink user spot beam or gateway station service access spot beam or network management control central beam, after
A part represents the priority of service fields；
Label check field verifies the label value of ingress label field and outlet label field composition；
The highest order for presetting ingress label field is to judge marker, when ingress label field is 8, entrance mark
Sign section highest order be i.e. the 8th, according to marker is judged, judge input terminal slogan it is corresponding be network management control center
Wave beam or uplink user spot beam or gateway station service access spot beam, if corresponding is cardiac wave in network management control
Beam, the service fields after the corresponding spaceborne IP switch label of the ingress label field are used for multi-beam GEO wideband multimedia satellite
Communication system manages and controls, if corresponding is uplink user spot beam or gateway station service access spot beam, the entrance
Service fields after the corresponding spaceborne IP switch label of label field are used for transmission multi-beam GEO multimedia satellite communication system
The business datum of system；
The next most significant bit for presetting ingress label field is to judge marker, when ingress label field is 8, is entered
The highest order of mouthful label field is i.e. the 7th, judges marker according to next most significant bit, judge input terminal slogan it is corresponding be uplink
User's spot beam or gateway station service access spot beam, if corresponding is uplink user spot beam, the ingress label field
Service fields after corresponding spaceborne IP switch label carry out user terminal；If corresponding is gateway station Service Access point wave
Beam, the service fields after the corresponding spaceborne IP switch label of the ingress label field are from gateway station.
Ingress label field is constituted using binary coding.
The front portion for exporting label field is constituted using bit map form, and the rear portion for exporting label field uses
Binary coding is constituted.
Label check field verifies label value using cyclic redundancy check (CRC) mode.
When ingress label field is 8 bit, the next most significant bit of the ingress label field is 8bit, and a secondary high position is
7bit.
A kind of spaceborne IP switch label distribution method applied to multi-beam GEO multimedia satellite communication system, packet
It includes forwarding equivalence class and distinguishes stage, forwarding label information table generation phase and label distribution stage.
Forwarding equivalence class is the one group of data grouping handled in repeating process in equivalent mode.For the same forwarding
Equivalence class needs to be inserted into identical IP switch label in packets headers.Due to multi-beam GEO multimedia satellite communication system
In an only spaceborne IP interchanger, therefore the forwarding equivalence class being grouped only priority attribute phase with its destination address and data
It closes.
It is as follows that forwarding equivalence class distinguishes stage etch:
(1) obtain the packet data of user or gateway station or the transmission of network management control center is sent to destination and data
Priority attribute；
(2) it being sent to destination difference when data, the packet data sent for user adds different spaceborne IP switch labels,
The front portion of the outlet label field of spaceborne IP switch label is different；When being sent to, destination is identical but the priority attribute of data
The rear portion of difference, the outlet label field of spaceborne IP switch label is different；
When system supports N grades of service priority, the forwarding equivalence class of corresponding same wave beam is N kind.
In order to realize the fast exchange forwarding of message by the way of Tag switching, each node maintenance in systems is needed
Forwarding label information table.Forwarding label information table adds spaceborne IP switch label based on route information table after routing table.
Steps are as follows for forwarding label information table generation phase:
(3) route information table of multi-beam GEO multimedia satellite communication system is generated according to the routing algorithm of setting,
Route information table includes the next-hop node and output port of packet data；Next-hop node is user's local gateway or multi-beam
Another user or gateway station or network management control center in GEO multimedia satellite communication system；Output port is
Satellite in local network or multi-beam GEO multimedia satellite communication system；
(4) route information table for generating step (3) adds spaceborne IP switch label and generates forwarding label information table, spaceborne
IP switch label includes input label and output label, and input label is ingress switch label, and output label is egress switch mark
Label；Forwarding label information table needs on demand or timing is updated and is stored in multi-beam GEO multimedia satellite communication system
Each node；
Label distribution stage etch is as follows:
(5) when re-routing event occurs or timing is needed to update for forwarding label information table, multi-beam GEO satellite communication system
Business source user in system issues label request message to multi-beam GEO satellite first by control link；
(6) multi-beam GEO satellite writes down the request message of business source user transmission, and is transmitted to business place user；
(7) after business place user receives label request message, according to pre-determined routing, spaceborne IP exchange mark is generated
It signs and the spaceborne IP switch label is sent to multi-beam GEO satellite；Multi-beam GEO satellite energy in forwarding label information table
Enough to increase list item according to spaceborne IP switch label, to update forwarding label information table, multi-beam GEO satellite is by the forwarding of the update
Label information list item is sent to business source user, completes label distribution.
User therefrom obtains corresponding spaceborne IP switch label, that is, obtaining after obtaining forwarding label information table
Obtained label distribution path, the subsequent transmission that business can be carried out by satellite with exchange.
The different forwarding equivalence class for the packet data that user sends correspond to the different list items in the label information table.This hair
It is bright to have the advantages that compared with prior art
(1) spaceborne IP switch label proposed by the present invention can adapt to multi-beam GEO multimedia satellite communication system
The increase of Satellite wave beam, and then adapt to the ability that power system capacity is promoted；Meanwhile the label increases number of users, business
Prioritization rank increase etc. also all has good applicability.
(2) spaceborne IP switch label distribution method proposed by the present invention has the characteristics that simple and easy that user does not need to adopt
Label distribution path can be quickly obtained with complicated tag distribution protocol.
(3) when multi-beam GEO broadband connections number of satellite increases and there are when inter-satellite link, spaceborne IP proposed by the present invention
Switch label and its distribution method can realize expanded application and simply modifying.
Detailed description of the invention
Fig. 1 is the multi-beam GEO multimedia satellite communication system that the present invention applies
Fig. 2 is the spaceborne IP switch label composition that the present invention is applied to multi-beam GEO multimedia satellite communication system
Schematic diagram；
Fig. 3 is a kind of ingress label allocation table；
Fig. 4 is a kind of front portion for exporting label allocation table；
Fig. 5 is a kind of rear portion for exporting label allocation table；
Fig. 6 is forwarding label information table proposed by the present invention；
Fig. 7 is the spaceborne IP switch label distribution that the present invention is applied to multi-beam GEO multimedia satellite communication system
Flow chart.
Specific embodiment
Basic ideas of the invention: it proposes a kind of applied to the spaceborne of multi-beam GEO multimedia satellite communication system
IP switch label and its distribution method, i.e., the spaceborne IP switch label and its distribution method of a kind of multimedia satellite communication system.
Spaceborne IP switch label is made of ingress label field, outlet label field and label check field.Spaceborne IP switch label
Distribution method includes that forwarding equivalence class distinguishes stage, forwarding label information table generation phase and label distribution stage.The present invention
It can adapt to the promotion of multi-beam GEO multimedia satellite communication power system capacity, the increase of number of users, more waves can be reduced
Information is controlled in beam GEO multimedia satellite communication to the occupancy of space communication resource.To meet satellite system capacity
The demands such as promotion, the increase of number of users propose a kind of spaceborne towards multi-beam GEO multimedia satellite communication system
IP switch label and its distribution method.The process design for designing and simplifying by simple label is reduced and is controlled in satellite communication
Information processed can be further applied and be defended by the broadband multi-beam GEO of multi-satellite interconnection to the occupancy of space communication resource
Star Communication System Design.
The present invention will be further described in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, multi-beam GEO multimedia satellite communication system of the present invention is by a multi-beam broadband
Multimedia communication satellite, terrestrial user (ICBM SHF satellite terminal), gateway station, network management control center composition.Wherein, satellite has star
IP exchange capacity is carried, the user wave beam of user oriented service, the service access wave beam towards gateway station and network-oriented are provided
The wave beam of management control center；Terrestrial user is user's earth station of system；Gateway station is by various standards or dedicated connects
Jaws equipment completes wideband multimedia system and ground IP, public exchanging telephone network (PSTN, Public Switched
Telephone Network), integrated service data network (ISDN, Integrated Services Digital
Network), the interconnection and interflow function of the networks such as ATM, frame relay (FR, Frame Relay) is that system provides business service
The terminal in key data source, other communication networks can access multi-beam GEO multimedia satellite communication system by gateway station
System.Since multi-beam GEO multimedia satellite communication system is that comprehensive multiple business, network structure maneuverability are answered
Miscellaneous system, it is therefore desirable to the cooperation such as spaceborne network management agent, gateway station network management agent and user's network management agent, in managing and controlling
The heart is comprehensively planned system, is managed and controlled, and realizes user management, configuration management, performance management, fault management, peace
The functions such as full management, accounting management, Service control, call treatment.
For above system, a kind of spaceborne IP switch label of the invention is as shown in Figure 2, comprising: ingress label field goes out
Mouth label field and label check field.
It include 48 uplink user spot beams, 3 gateway station service access spot beams and 1 network pipe for one kind
Control the multi-beam GEO multimedia satellite communication system of wave beam, each uplink user spot beam or gateway station Service Access point
Wave beam or network management control central beam all correspond to a space-borne switchboard input terminal slogan.
Since total wave beam is 52, ingress label may be designed as 1 byte.
In order to quickly identify ingress label, the 7th of the ingress label of 1 byte, i.e. highest order are set as sentencing
Disconnected marker, when it is 1, corresponding input terminal slogan is network management control central beam, is not at this moment needed further
Identify other positions of ingress label；Meanwhile by the 6th of the ingress label of 1 byte, i.e. next most significant bit, it is also configured as judgement mark
Know position, when it is 1, corresponding input terminal slogan is gateway station service access spot beam, due to there was only 3 Service Access points
Wave beam, it is only necessary to further last 2, i.e., the 1st and the 2nd of the ingress label of 1 byte of identification, so that it may be judged as which is believed
Close station service access spot beam.
By identifying latter 6 of the ingress label of 1 byte, that is, it can determine whether particularly row user spot beam.
Above-mentioned ingress label specifically designs as shown in Figure 3.When ingress switch label is 128, corresponding network management controls wave
Beam；When ingress switch label is 64~66,3 gateway station service access spot beams are respectively corresponded；When ingress label is 0~47,
Respectively correspond 48 uplink user spot beams.
In order to simply be identified to outlet label, it is ensured that satellite load simplifies processing, before exporting label field
A part is constituted using bit map form.
Since the total wave beam of system is 52, the front portion of outlet label may be designed as 7 bytes, as shown in figure 4, removing
As outside priority, other positions respectively represent the corresponding output end slogan of space-borne switchboard to high 4 of byte 1, and under corresponding to
Row user spot beam or gateway station service access spot beam or network management control central beam.
The rear portion of outlet label uses binary coding, as shown in figure 5, using 4 bits, can provide 16 grades it is excellent
First grade.
If the priority of the total numbers of beams increase of system or service fields increases, above-mentioned ingress label and outlet label are all
It can be extended by way of increasing byte.
Spaceborne IP switch label distribution method applied to multi-beam GEO multimedia satellite communication system is spaceborne IP
The core content of exchange, including forwarding equivalence class distinguish stage, forwarding label information table generation phase and label distribution stage.
Stage is distinguished for forwarding equivalence class, business is sent to the terrestrial user B under different beams simultaneously with terrestrial user A
It is illustrated with for user C:
If terrestrial user A and the terrestrial user B business interacted include speech, data, video and Email, while on
The business of stating is divided into 4 grades of priority, then, the forwarding equivalence class of terrestrial user A business datum is 4 kinds.
If terrestrial user A is simultaneously with ground C alternating voice and data business, and user B and user C is not same
Under wave beam, while above-mentioned business is divided into 2 grades of priority, then, the forwarding equivalence class of terrestrial user A data service increases by 2 kinds,
I.e. total forwarding equivalence class is 6 kinds；If user B and user C are under the same wave beam, while above-mentioned business is divided into 2 grades preferentially
Grade, but since the corresponding spaceborne IP exchange of forwarding equivalence class is only related to wave beam, terrestrial user A business datum turns
Hair equivalence class remains as 4 kinds.
For forwarding label information table generation phase, forwarding label information table is based on route information table, in routing table
After add spaceborne IP switch label.Forwarding label information table is corresponding with specific forwarding equivalence class.
Therefore, it is necessary first to which multi-beam GEO multimedia satellite communication system is generated according to the routing algorithm of setting
Route information table, as shown in the front portion of Fig. 6.Wherein, route information table includes next-hop node and the output of packet data
Port；Next-hop node is another user in user's local gateway or multi-beam GEO multimedia satellite communication system
Or gateway station or network management control center；Output port is local network or multi-beam GEO multimedia satellite communication system
Satellite in system.
Then, spaceborne IP switch label is added after the route information table of generation.Spaceborne IP switch label includes input mark
Label and output label, input label are ingress switch label, and output label is egress switch label；
Forwarding label information table needs on demand or timing updates and is stored in multi-beam GEO multimedia satellite communication system
Each node in system.
For the label distribution stage, its detailed process is given as shown in Figure 7, and specific steps include:
1) the business source user in multi-beam GEO satellite communication system issues label to satellite first by control link
Request message；
2) multi-beam GEO satellite writes down request message, and continues to be sent to business place user；
3) after business place user receives label request message, the spaceborne IP switch label of oneself is sent to satellite；
4) satellite binds forwarding equivalence class and the spaceborne IP switch label of acquisition, increases phase in forwarding label information table
The entry answered, and the relevant entries in forwarding label information table are sent to source user；
5) business source user binds forwarding equivalence class and the spaceborne IP switch label of acquisition, establishes corresponding Tag switching
Path.
Above-mentioned spaceborne IP switch label distribution method by it is a kind of it is very simple in a manner of realize terrestrial user in system, letter
The quick interaction for closing the spaceborne IP switch label between station, network management control center etc., improves the control flow of system
Efficiency simultaneously reduces occupancy to system communication resource.
Spaceborne IP switch label of the present invention applied to multi-beam GEO multimedia satellite communication system and its
Distribution method has been applied to the design and verification experimental verification of Ka frequency range multi-beam GEO multimedia satellite communication system, it was demonstrated that
The validity of its design with it is practical.
Non-elaborated part of the present invention belongs to techniques well known.
Claims (2)
1. a kind of spaceborne IP switch label distribution method of multimedia satellite communication system, it is characterised in that: of equal value including forwarding
Class distinguishes stage, forwarding label information table generation phase and label distribution stage；
It is as follows that the forwarding equivalence class distinguishes stage etch:
(1) it obtains user or gateway station or packet data that network management control center is sent is sent to the excellent of destination and data
First grade attribute；
(2) when data are when being sent to wave beam difference locating for destination, the packet data sent for user adds different spaceborne IP
The front portion of switch label, the outlet label field of spaceborne IP switch label is different；It is identical but several when being sent to destination wave beam
According to priority attribute difference when, the rear portion of the outlet label field of spaceborne IP switch label is different；
Steps are as follows for the forwarding label information table generation phase:
(3) route information table of multi-beam GEO multimedia satellite communication system, routing are generated according to the routing algorithm of setting
Information table includes the next-hop node and output port of packet data；Next-hop node is user's local gateway or multi-beam GEO
Another user or gateway station or network management control center in multimedia satellite communication system；Output port is local
Satellite in network or multi-beam GEO multimedia satellite communication system；
(4) route information table for generating step (3) adds spaceborne IP switch label and generates forwarding label information table, and spaceborne IP is handed over
Dehorn label include input label and output label, and input label is ingress switch label, and output label is egress switch label；Turn
Hair label information table needs on demand or timing is updated and is stored in multi-beam GEO multimedia satellite communication system and respectively saves
Point；
The label distribution stage etch is as follows:
(5) when re-routing event occurs or timing is needed to update for forwarding label information table, in multi-beam GEO satellite communication system
Business source user issues label request message to multi-beam GEO satellite first by control link；
(6) multi-beam GEO satellite writes down the request message of business source user transmission, and is transmitted to business place user；
(7) after business place user receives label request message, according to pre-determined routing, spaceborne IP switch label is generated simultaneously
The spaceborne IP switch label is sent to multi-beam GEO satellite；Multi-beam GEO satellite is in forwarding label information table according to spaceborne
IP switch label increases list item, and to update forwarding label information table, then, multi-beam GEO satellite is by the forwarding label of the update
Information table is sent to business source user, completes label distribution.
2. a kind of spaceborne IP switch label distribution method of multimedia satellite communication system according to claim 1, special
Sign is: the different forwarding equivalence class for the packet data that user sends correspond to the different list items in the label information table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610465514.3A CN106209646B (en) | 2016-06-23 | 2016-06-23 | A kind of spaceborne IP switch label distribution method of multimedia satellite communication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610465514.3A CN106209646B (en) | 2016-06-23 | 2016-06-23 | A kind of spaceborne IP switch label distribution method of multimedia satellite communication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106209646A CN106209646A (en) | 2016-12-07 |
| CN106209646B true CN106209646B (en) | 2019-06-18 |
Family
ID=57461518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610465514.3A Active CN106209646B (en) | 2016-06-23 | 2016-06-23 | A kind of spaceborne IP switch label distribution method of multimedia satellite communication system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106209646B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108574635B (en) | 2017-03-09 | 2021-06-22 | 华为技术有限公司 | Routing priority configuration method, device and controller |
| CN109660438A (en) * | 2018-12-07 | 2019-04-19 | 北京卫星信息工程研究所 | A kind of ground system of satellite communication |
| CN109863874B (en) | 2019-01-30 | 2021-12-14 | 深圳大学 | Fruit and vegetable picking method, picking device and storage medium based on machine vision |
| CN110120833A (en) * | 2019-05-14 | 2019-08-13 | 中国电子科技集团公司第五十四研究所 | A kind of star ground cotasking management system |
| CN110601975A (en) * | 2019-08-05 | 2019-12-20 | 中国人民解放军陆军工程大学 | Label distribution method suitable for multi-satellite and multi-beam satellite communication system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103685023A (en) * | 2013-11-18 | 2014-03-26 | 中国空间技术研究院 | Broadband satellite communication system and method based on satellite-borne IP switching |
| CN104065576A (en) * | 2014-07-07 | 2014-09-24 | 武汉大学 | Label switching method in dynamic MPLS satellite network |
| CN105530184A (en) * | 2015-12-11 | 2016-04-27 | 中国联合网络通信集团有限公司 | Label distribution method, device and system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8761043B2 (en) * | 2008-01-09 | 2014-06-24 | Telefonaktiebolaget L M Ericsson (Publ) | Setting up a virtual private network |
-
2016
- 2016-06-23 CN CN201610465514.3A patent/CN106209646B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103685023A (en) * | 2013-11-18 | 2014-03-26 | 中国空间技术研究院 | Broadband satellite communication system and method based on satellite-borne IP switching |
| CN104065576A (en) * | 2014-07-07 | 2014-09-24 | 武汉大学 | Label switching method in dynamic MPLS satellite network |
| CN105530184A (en) * | 2015-12-11 | 2016-04-27 | 中国联合网络通信集团有限公司 | Label distribution method, device and system |
Non-Patent Citations (3)
| Title |
|---|
| Providing IP QoS over GEO satellite systems using MPLS;Tolga Ors等;《INTERNATIONAL JOURNAL OF SATELLITE COMMUNICATIONS》;20111231;第443-461页 |
| 基于IP交换的星载路由器设计;陶滢 等;《第八届卫星通信学术年会论文集》;20121231;第151-156页 |
| 适用于卫星网环境的标签分发协议研究;马广龙 等;《无线电工程》;20140331;第44卷(第3期);第18-20页及第39页 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106209646A (en) | 2016-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106209646B (en) | A kind of spaceborne IP switch label distribution method of multimedia satellite communication system | |
| JP3188866B2 (en) | Internet closed user group | |
| US7929569B2 (en) | Compression of overhead in layered data communication links | |
| CN100571187C (en) | A kind of method of utilizing the multiple packet switching network tunnels carrying pseudo-line service | |
| CN100425040C (en) | Sky-based network space route exchanging method | |
| CN103685023B (en) | Broadband satellite communication system and method based on satellite-borne IP switching | |
| US20030118026A1 (en) | System and method for mapping quality of service levels between MPLS and ATM connections in a network element | |
| CN101237470A (en) | A car ground broadband access method based on wireless multi-hop network technology | |
| CN101605090A (en) | Two layers of middle-agent's of DHCP implementation method in the EPON | |
| CN106533503B (en) | A kind of method and device of powerline network communication | |
| KR100364747B1 (en) | Apparatus and method for converting AAL2/AAL5 | |
| CN114727337A (en) | Message transmission method, user plane function, SMF (simple message Filter) and communication equipment | |
| CN102238164B (en) | Internet protocol (IP) telecommunication network-oriented multi-protocol message adaptation method | |
| Subbiah et al. | ATM adaptation layer 2 (AAL2) for low bit rate speech and data: Issues and challenges | |
| US6757285B1 (en) | Method and apparatus for completing telephone calls between subnetworks | |
| CN106169981B (en) | Spaceborne signal processing platform layered circuit exchange system | |
| CA2317341C (en) | Distributed atm switch and method for performing switching in an atm network that includes a processing satellite | |
| US7522610B2 (en) | Apparatus and method of transmitting ATM cells in an ATM network based mobile communication system | |
| CN103813381B (en) | Satellite processing system congestion control method based on information hiding | |
| CN102201855B (en) | Implementation method of satellite ATM (asynchronous transfer mode) PVC (permanent virtual circuit) multicasting | |
| CN107613414A (en) | Data transmission device and method for EPON multi-wavelength passage | |
| Hu et al. | Connectivity planning and call admission control in an on-board cross-connect based multimedia GEO satellite network | |
| Jankovic et al. | Provision of multimedia services: The key to deployment of access network architectures in developing countries | |
| Montpetit et al. | LAN interconnection by onboard switching satellites | |
| JP2003032294A (en) | Exchanging unit of packet transmission network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |