CN110166286A - A kind of IP RAN network system - Google Patents
A kind of IP RAN network system Download PDFInfo
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- CN110166286A CN110166286A CN201910364972.1A CN201910364972A CN110166286A CN 110166286 A CN110166286 A CN 110166286A CN 201910364972 A CN201910364972 A CN 201910364972A CN 110166286 A CN110166286 A CN 110166286A
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- 230000006855 networking Effects 0.000 claims abstract description 21
- 230000009977 dual effect Effects 0.000 claims abstract description 5
- 238000012545 processing Methods 0.000 claims description 10
- 230000004224 protection Effects 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 3
- DWSYCUKCNSVBRA-UHFFFAOYSA-N 4-(5-methylsulfonyltetrazol-1-yl)phenol Chemical compound CS(=O)(=O)C1=NN=NN1C1=CC=C(C=C1)O DWSYCUKCNSVBRA-UHFFFAOYSA-N 0.000 abstract description 3
- 101710167643 Serine/threonine protein phosphatase PstP Proteins 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000012792 core layer Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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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
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0663—Performing the actions predefined by failover planning, e.g. switching to standby network elements
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- 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
- H04L45/22—Alternate routing
-
- 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
- H04L45/28—Routing or path finding of packets in data switching networks using route fault recovery
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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Abstract
The present invention provides a kind of IP RAN network system, it is used to A class equipment accessing macro base station including node setup module, by same 1X, DO of macro base station, power & environment supervision, LTE service access A class equipment, room subsystem information source/BBU is accessed into A class equipment, B class equipment is arranged in pairs in core or machine building；A class equipment and B class equipment network module are used to carry the A class equipment of base station using annular or dual homed access B class equipment；B class equipment and B class equipment network module are for providing backup path the link of B class equipment room in failure: base station returns by way of logic networking module is used for using PW+L3VPN and carries LTE base station business, and IP is carried by the way of CE+L3VPN to edge service.The present invention establishes the IP RAN network of all standing, and by base station passback by MSTP network cutover to IP RAN, the local network of NodeB or LTE Scaledeployment is transformed in large-scale ipization, ms grades are realized to switch, without any tag distribution protocol, traditional resource is made full use of, reduces new resources investment.
Description
Technical field
The present invention relates to mobile communication technology field more particularly to a kind of IP RAN network systems.
Background technique
In recent years, as global information digitlization and carrier network trend gradually increase.Currently, domestic and international application
Mobile bearing technology is broadly divided into the IPization transfer scheme (IP RAN) of Packet Transport Network (PTN) and wireless access network, and the two is each
There are advantage and disadvantage, has also all entered actual commercial stage.
IP RAN is optimized to packetizing transmission net evolution for base station passback application scenarios based on router
The router of customization, interchanger total solution.IP RAN remains most characteristics of router, but from traditional
Transmission net introduces the characteristics such as the synchronous, Circuit management of transmission net of Perfect Time.It is directly facing three layer functions and business is flexible
The strong full-service carrying of demand for control.But existing IP RAN system, which exists, switches that speed is slow, access layer needs label distribution
Agreement, resource utilization are low, are not easy to the problem of operator staff maintenance.
Summary of the invention
For overcome the deficiencies in the prior art, it the purpose of the present invention is to provide a kind of IP RAN network system, solves
Existing IP RAN system, which exists, switches that speed is slow, access layer needs that tag distribution protocol, resource utilization are low, are not easy to run
The problem of quotient staff safeguards.
The present invention provides a kind of IP RAN network system, including node setup module, A class equipment and B class equipment network mould
Block, B class equipment and B class equipment network module, base station return logic networking module；Wherein,
The node setup module is used to A class equipment accessing macro base station, by the 1X, DO, power & environment supervision, LTE of macro base station
Room subsystem information source or baseband processing unit are accessed A class equipment, B class equipment are set in pairs by same A class equipment of service access
It sets in core or machine building；
The A class equipment that the A class equipment and B class equipment network module are used to carry base station is accessed using annular or dual homed
B class equipment；
The B class equipment and B class equipment network module are for providing spare road by the link of B class equipment room in failure
Diameter:
The base station passback logic networking module is used to carry LTE base station business in such a way that PW accesses L3VPN, uses
The mode of CE access L3VPN carries IP to the business at edge.
Further, the A class equipment and the macro base station correspond, and the node setup module sets an A class
One macro base station of standby access.
Further, when there are multi-room's subsystem information source or baseband processing unit in same site, mould is arranged in the node
The multi-room's subsystem information source or baseband processing unit of same site are accessed a set of A class equipment by block.
Further, in the region that fiber condition has, the node setup module is by a pair of of B class deployed with devices in difference
Computer room, core router and BSC are arranged with computer room.
Further, several A class equipment and a pair of B class equipment form multiple access rings；Each pair of B class equipment covering 3 to
10 access rings；Base station number is no more than 8 on each access ring in 3G stage；The single access ring of the heavy duty zone in LTE stage
Upper base station number is no more than 6, and base station number is no more than 8 on the non-single access ring of heavy duty zone；When chain type accesses, cascading layers
Number is no more than 2 grades.
Further, when breaking down between B class equipment and ER, the B class equipment and B class equipment network module are by B class
For the base station flow of equipment carrying through another B class device forwards, B class equipment room bandwidth reservation is to be coupled to band between ER in B class equipment
Wide 50%, B class equipment and ER uses 10GE interface when interconnecting.
Further, the protected mode of L3VPN gateway includes carrying out L3VPN master by the linkage of A class equipment and B class equipment
Standby gateway is switched, and base station unicast service uses the bearing mode of PW+L3VPN, and base station multicast service is held using Simple IP's
Load mode；Government and enterprises' business is using the bearing mode of multistage PW, H-VPLS, PW access L3VPN, and the convergence of PW gateway is using N:1 and 1:1
Two ways.
Further, the protected mode of the L3VPN gateway further includes carrying out switching for the path PW by BFD and double RD,
L3VPN gateway is in double main working conditions.
Further, the base station passback logic networking module is the end-to-end loop configuration master of A class equipment and B class equipment
The standby tunnel VLAN is carried out business to all nodes that A class equipment and B class equipment are passed through and is matched using BFD for IP FRR mode
It sets and service management；Submicrosecond grade convergence in domain is realized using BFD for IGP/BGP/LDP；It is bis- in Metropolitan Area Network (MAN) backbone deployment VPN
The fast convergence of MP-BGP is realized in RD protection；It disposes high FRR and realizes that critical link protection meets 50ms failure fast convergence.
Further, the base station passback logic networking module uses full routing plan to A class equipment and B class equipment, connects
Enter layer using BFD for IGP.
Compared with prior art, the beneficial effects of the present invention are:
The present invention provides a kind of IP RAN network system, including node setup module, A class equipment and B class equipment network mould
Block, B class equipment and B class equipment network module, base station return logic networking module；Wherein, node setup module is for setting A class
Standby access macro base station, by same 1X, DO of macro base station, power & environment supervision, LTE service access A class equipment, by room subsystem information source
Or baseband processing unit accesses A class equipment, and B class equipment is arranged in pairs in core or machine building；A class equipment and B class equipment network
Module is used to carry the A class equipment of base station using annular or dual homed access B class equipment；B class equipment and B class equipment network module
For providing backup path by the link of B class equipment room in failure: base station is returned logic networking module and is used to be connect using PW
The mode for entering L3VPN carries LTE base station business, using CE access L3VPN by the way of carry IP to edge business.The present invention is built
The IP RAN network of vertical all standing, by base station passback by MSTP network cutover to IP RAN, large-scale ipization be transformed NodeB or
The local network of person's LTE Scaledeployment, is able to achieve ms grades of switching technique, and access layer does not need to appoint due to being native IP forwarding
What tag distribution protocol makes full use of traditional resource based on traditional route platform, reduces the investment of new resources, and address only needs
Plan one, the route platform of network management and business is combined into one, convenient for the maintenance of operator staff.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
A specific embodiment of the invention is shown in detail by following embodiment and its attached drawing.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of IP RAN network system schematic diagram of the invention；
Fig. 2 is A class equipment and B class equipment link topology of the invention；
Fig. 3 carries LTE base station business schematic diagram using PW access L3VPN mode for of the invention；
Fig. 4 carries IP to edge service using CE access L3VPN mode for of the invention.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
IP RAN points are core layer, convergence layer and access layer.Core layer is directly connected with BSC or IP backbone, using big
Capacity router building, has high density port and big flow aggregate capabilities (RAN ER), convergence layer is by B class equipment (IP RAN
Convergence router) composition, it is used for cut-in convergent A class equipment；By the A class equipment of connection base station, (IP RAN access routes access layer
Device) composition.
A kind of IP RAN network system, as shown in Figure 1, including node setup module, A class equipment and B class equipment network mould
Block, B class equipment and B class equipment network module, base station return logic networking module；Wherein, node setup module is for setting A class
Standby access macro base station, by same 1X, DO of macro base station, power & environment supervision, LTE service access A class equipment, it is preferred that A class equipment
It is corresponded with macro base station, an A class equipment is accessed a macro base station by node setup module；Preferably, when same site has
When multi-room's subsystem information source or baseband processing unit, node setup module is by the multi-room's subsystem information source or base of same site
Tape handling unit accesses a set of A class equipment；Room subsystem information source or baseband processing unit are accessed into A class equipment, by B class equipment at
To setting in core computer room or machine building；Preferably, in the region that fiber condition has, node setup module is by a pair of of B class equipment
Different computer rooms, core router (RAN ER) and BSC is deployed in be arranged with computer room.
As shown in Fig. 2, A class equipment is used to carry the A class equipment of base station using annular or double with B class equipment network module
Return access B class equipment；Preferably, several A class equipment and a pair of B class equipment form multiple access rings, realize base station passback
Double route protection, while saving optical fiber；Each pair of B class equipment covers 3 to 10 access rings；Base station on each access ring in 3G stage
Quantity is no more than 8 (containing ring institute band chain access base stations)；Base station number is not on the single access ring of the heavy duty zone in LTE stage
More than 6 (containing ring institute band chain access base station), base station number is no more than 8 (containing should on the non-single access ring of heavy duty zone
Ring institute band chain access base station)；When chain type accesses, the cascade number of plies is no more than 2 grades.
B class equipment and B class equipment network module are for providing backup path by the link of B class equipment room in failure:
Under normal circumstances, B class equipment room is without flow；Preferably, when breaking down between B class equipment and ER, B class equipment and B class equipment
For the base station flow that networking module carries B class equipment through another B class device forwards, B class equipment room bandwidth reservation is B class equipment
On be coupled to when 50%, the B class equipment of bandwidth and ER are interconnected between ER using 10GE interface.
Base station passback logic networking module is used to carry LTE base station business in such a way that PW accesses L3VPN.Such as Fig. 3 institute
Show, it is preferred that the protected mode of L3VPN gateway includes by the linkage of A class equipment and B class equipment, in the field for not enabling VRRP
Under scape, quickly switching for L3VPN active/standby gateway is carried out, it is preferred that the protected mode of L3VPN gateway further includes by BFD and double
RD carries out quickly switching for the path PW, and L3VPN gateway is in double main working conditions；Base station unicast service is held using PW+L3VPN's
Load mode, base station multicast service use the bearing mode of Simple IP；Government and enterprises' business is accessed using multistage PW, H-VPLS, PW
The bearing mode of L3VPN, the convergence of PW gateway use N:1 and 1:1 two ways.Base station returns logic networking module and is used to use CE
The mode of access L3VPN carries IP to the business at edge.As shown in figure 4, being the disturbance switching of guarantee business, it is preferred that base station
The active and standby tunnel VLAN of end-to-end loop configuration that logic networking module is A class equipment and B class equipment is returned, using BFD for IP
FRR mode, all nodes passed through to A class equipment and B class equipment carry out business configuration and service management；Preferably, base station is returned
It passes logic networking module and full routing plan is used to A class equipment and B class equipment, access layer uses BFD for IGP or other IGP
Fast convergence scheme guarantees switching time in 100ms rank；Realize that submicrosecond grade is received in domain using BFD for IGP/BGP/LDP
It holds back；The fast convergence of MP-BGP is realized in the bis- RD protections of Metropolitan Area Network (MAN) backbone deployment VPN；It disposes high FRR and realizes critical link protection
Meet 50ms failure fast convergence.PW+L3VPN networking plan or CE+ can be selected according to the network condition of this districts and cities
L3VPN networking plan.
The present invention provides a kind of IP RAN network system, including node setup module, A class equipment and B class equipment network mould
Block, B class equipment and B class equipment network module, base station return logic networking module；Wherein, node setup module is for setting A class
Standby access macro base station, by same 1X, DO of macro base station, power & environment supervision, LTE service access A class equipment, by room subsystem information source
Or baseband processing unit accesses A class equipment, and B class equipment is arranged in pairs in core or machine building；A class equipment and B class equipment network
Module is used to carry the A class equipment of base station using annular or dual homed access B class equipment；B class equipment and B class equipment network module
For providing backup path by the link of B class equipment room in failure: base station is returned logic networking module and is used to be connect using PW
The mode for entering L3VPN carries LTE base station business, using CE access L3VPN by the way of carry IP to edge business.The present invention is built
The IP RAN network of vertical all standing, by base station passback by MSTP network cutover to IP RAN, large-scale ipization be transformed NodeB or
The local network of person's LTE Scaledeployment, is able to achieve ms grades of switching technique, and access layer does not need to appoint due to being native IP forwarding
What tag distribution protocol makes full use of traditional resource based on traditional route platform, reduces the investment of new resources, and address only needs
Plan one, the route platform of network management and business is combined into one, convenient for the maintenance of operator staff.
More than, only presently preferred embodiments of the present invention is not intended to limit the present invention in any form；All current rows
The those of ordinary skill of industry can be shown in by specification attached drawing and above and swimmingly implement the present invention；But all to be familiar with sheet special
The technical staff of industry without departing from the scope of the present invention, is made a little using disclosed above technology contents
The equivalent variations of variation, modification and evolution is equivalent embodiment of the invention；Meanwhile all substantial technologicals according to the present invention
The variation, modification and evolution etc. of any equivalent variations to the above embodiments, still fall within technical solution of the present invention
Within protection scope.
Claims (10)
1. a kind of IP RAN network system, it is characterised in that: including node setup module, A class equipment and B class equipment network mould
Block, B class equipment and B class equipment network module, base station return logic networking module；Wherein,
The node setup module is used to A class equipment accessing macro base station, by 1X, DO of macro base station, power & environment supervision, LTE business
Same A class equipment is accessed, room subsystem information source or baseband processing unit are accessed into A class equipment, B class equipment is arranged in pairs in
Core or machine building；
The A class equipment and B class equipment network module are used to carry the A class equipment of base station using annular or dual homed access B class
Equipment；
The B class equipment and B class equipment network module are for providing backup path by the link of B class equipment room in failure:
The base station passback logic networking module is used to carry LTE base station business in such a way that PW accesses L3VPN, is connect using CE
Enter L3VPN mode carry IP to edge business.
2. a kind of IP RAN network system as described in claim 1, it is characterised in that: the A class equipment and the macro base station
It corresponds, an A class equipment is accessed a macro base station by the node setup module.
3. a kind of IP RAN network system as described in claim 1, it is characterised in that: when there is multi-room's subsystem in same site
When information source or baseband processing unit, the node setup module is by the multi-room's subsystem information source or Base-Band Processing list of same site
Member accesses a set of A class equipment.
4. a kind of IP RAN network system as described in claim 1, it is characterised in that: in the region that fiber condition has, institute
It states node setup module and a pair of of B class deployed with devices is arranged in different computer rooms, core router and BSC with computer room.
5. a kind of IP RAN network system as described in claim 1, it is characterised in that: several A class equipment are set with a pair of B class
It is standby to form multiple access rings；Each pair of B class equipment covers 3 to 10 access rings；Base station number is not on each access ring in 3G stage
More than 8；Base station number is no more than 6 on the single access ring of the heavy duty zone in LTE stage, on the non-single access ring of heavy duty zone
Base station number is no more than 8；When chain type accesses, the cascade number of plies is no more than 2 grades.
6. a kind of IP RAN network system as described in claim 1, it is characterised in that: break down between B class equipment and ER
When, the base station flow that the B class equipment and B class equipment network module carry B class equipment is through another B class device forwards, B class
Equipment room bandwidth reservation is when 50%, the B class equipment of bandwidth and ER are interconnected between being coupled to ER in B class equipment using 10GE interface.
7. a kind of IP RAN network system as described in claim 1, it is characterised in that: the protected mode of L3VPN gateway includes
Switching for L3VPN active/standby gateway is carried out by the linkage of A class equipment and B class equipment, base station unicast service is using PW+L3VPN's
Bearing mode, base station multicast service use the bearing mode of Simple IP；Government and enterprises' business is accessed using multistage PW, H-VPLS, PW
The bearing mode of L3VPN, the convergence of PW gateway use N:1 and 1:1 two ways.
8. a kind of IP RAN network system as claimed in claim 7, it is characterised in that: the protected mode of the L3VPN gateway
It further include that switching for the path PW is carried out by BFD and double RD, L3VPN gateway is in double main working conditions.
9. a kind of IP RAN network system as described in claim 1, it is characterised in that: the base station returns logic networking module
A class is set using BFD for IP FRR mode for the active and standby tunnel VLAN of end-to-end loop configuration of A class equipment and B class equipment
All nodes that standby and B class equipment is passed through carry out business configuration and service management；Domain is realized using BFD for IGP/BGP/LDP
Interior submicrosecond grade convergence；The fast convergence of MP-BGP is realized in the bis- RD protections of Metropolitan Area Network (MAN) backbone deployment VPN；It disposes high FRR and realizes pass
Key link protection meets 50ms failure fast convergence.
10. a kind of IP RAN network system as claimed in claim 9, it is characterised in that: the base station returns logic networking mould
Block uses full routing plan to A class equipment and B class equipment, and access layer uses BFD for IGP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910364972.1A CN110166286A (en) | 2019-04-30 | 2019-04-30 | A kind of IP RAN network system |
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| CN201910364972.1A CN110166286A (en) | 2019-04-30 | 2019-04-30 | A kind of IP RAN network system |
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| CN110166286A true CN110166286A (en) | 2019-08-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111147286A (en) * | 2019-12-10 | 2020-05-12 | 中盈优创资讯科技有限公司 | IPRAN network loop monitoring method and device |
| CN113133060A (en) * | 2019-12-30 | 2021-07-16 | 华为技术有限公司 | Access network system, transmission method and related equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111147286A (en) * | 2019-12-10 | 2020-05-12 | 中盈优创资讯科技有限公司 | IPRAN network loop monitoring method and device |
| CN111147286B (en) * | 2019-12-10 | 2022-10-21 | 中盈优创资讯科技有限公司 | IPRAN network loop monitoring method and device |
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| CN113133060B (en) * | 2019-12-30 | 2022-12-27 | 华为技术有限公司 | Access network system, transmission method and related equipment |
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