CN101527976B - Method and system for remote software upgrading - Google Patents

Method and system for remote software upgrading Download PDF

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Publication number
CN101527976B
CN101527976B CN2008100073257A CN200810007325A CN101527976B CN 101527976 B CN101527976 B CN 101527976B CN 2008100073257 A CN2008100073257 A CN 2008100073257A CN 200810007325 A CN200810007325 A CN 200810007325A CN 101527976 B CN101527976 B CN 101527976B
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network element
described network
resets
management system
remote
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CN101527976A (en
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宋荆汉
邹伟松
康红辉
崔卓
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ZTE Corp
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Abstract

The invention discloses a method and a system for remote software upgrading. The method for remote software upgrading comprises the following steps that: a network management system sends a new software edition to each network element of link networks and configures the new software edition into an operation edition when each network element starts in next time; the network management system determines reset time delay of each network element according to the position of each network element in the link networks and sends a restart instruction carried with reset time delay information to each network element; and the network element performs restarting reset in the time designated by the reset time delay information carried by the restart instruction after receiving the restart instruction. The method and the system can solve the problem of upgrading abnormality caused by improper upgrading order during upgrading of the link networks.

Description

Remote soft ware upgrading method and system
Technical field
The present invention relates to the communications field, relate more specifically to a kind of remote soft ware upgrading method and system.
Background technology
In recent years, the framework development of wireless communication system is evolved into such trend gradually: with Base Band Unit (Base Band Unit, be called for short BBU) and remote radio unit (RRU) (RemoteRadio Unit, be called for short RRU) separate, and by long-distance transmissions means (as optical fiber, cable) BBU and a plurality of RRU are coupled together, then RRU is placed on the place of various needs.This framework has improved the flexibility of networking on the one hand, has reduced the maintenance cost of network on the other hand.Therefore, this framework more and more obtains user's approval, and the application scenario is also more and more.In recent years, this framework has write some industry standard, as original (the Open B ase Station Architecture Initiative of alliance of open base station framework, abbreviation OBSAI), public radio interface (Common Public Radio interface, be called for short CPRI) standard, and become an one important part.When using this framework networking, the most frequently used topological structure is that a plurality of RRU become Chain Network and BBU to couple together by optical fiber or cable group.BBU can finish the communication with a plurality of RRU on this basis, realizes control and the management of BBU to RRU, as shown in Figure 1.
And the remote upgrade of base station equipment also is the function of telecommunication system indispensability, in the CN200710103757 patent application of " a kind of remote soft ware upgrading method " by name, provide a kind of remote soft ware upgrading method, comprise: network management system is initiated the remote software upgrade warning order to remote equipment, and remote equipment enters the remote software upgrade standby condition; Network management system transmits new software version to remote equipment, after remote equipment obtains new software version, dispose its startupoptions, disposing new software version is the version that starts next time, and startup next time reactivates old software version when breaking down disposable startup is set; Network management system is initiated the order of the new software version of startup to remote equipment, and remote equipment is restarted, and starts new software version; If new software version starts successfully, then the new software version of the formal admittance of network management system order remote equipment is enabled new software version during remote equipment startup next time; If new software version starts failure or mistake occurs in running, then new software version is admitted in cancellation, restarts and reactivates old software version.This invention can improve convenience, the reliability of remote software upgrade.But for chain networking, if be that there are the following problems according to the method:
Owing to be chain networking; so the communication of the node of next stage is actually the link that depends on even higher level of node; supposing has 4 grades; earlier the 2nd grade of node upgrading resetted when restarting redaction in when upgrading; if find redaction and legacy version is incompatible causes the 2nd grade and the 1st; 3; link down appears in 4 grades of nodes and 3rd level; think that the redaction execute exception return back to the legacy version operation for the 2nd grade; and this moment possible 1; 3; 4 grades of nodes transfer operation redaction state to by reset mode; at this moment all nodes after the 2nd grade all can't be with baseband communication; must be from newly the node of back being upgraded; delay the upgrading progress, the time of service impact has also been extended.So the upgrade method during for chain networking will be optimized.
Summary of the invention
One or more problems in view of the above the invention provides a kind of remote soft ware upgrading method and system, to solve when chain networking is upgraded because the improper upgrading abnormal problem that causes of upgrading order.
Remote soft ware upgrading method according to the embodiment of the invention may further comprise the steps: network management system each network element in chain networking sends new software version, and the operation version when will new software version being configured to each network element startup next time; Network management system is determined the time-delay that resets of each network element according to the position of each network element in chain networking, and carries the instruction of restarting of the delayed data that resets to each network element transmission; And after each network element received instruction of restarting, the time of the delayed data appointment that resets of carrying in instruction of restarting restarted and resets.Wherein, the time-delay that resets of each network element increases along with the increase of the distance of each network element distance webs guard system.
Wherein, network management system can be a Base Band Unit, and network element can be a remote radio unit (RRU).Each remote radio unit (RRU) can utilize optical fiber or cable group to become chain networking, is connected with Base Band Unit.
Remote software upgrade system according to the embodiment of the invention comprises: the version dispensing unit, be positioned at the network management system side, and be used for sending new software version to each network element of chain networking, and the operation version when will new software version being configured to each network element startup next time; The instruction of restarting unit is positioned at the network management system side, is used for determining in the position of chain networking according to each network element the time-delay that resets of each network element, and sends the instruction of restarting that carries the delayed data that resets to each network element; And restart performance element, and be positioned at the network element side, be used for after receiving instruction of restarting, the time control network element of the delayed data appointment that resets of carrying in instruction of restarting is restarted and is resetted.Wherein, the time-delay that resets of each network element increases along with the increase of the distance of each network element distance webs guard system.
Wherein, network management system can be a Base Band Unit, and network element can be a remote radio unit (RRU).Each remote radio unit (RRU) can utilize optical fiber or cable group to become chain networking, is connected with Base Band Unit.
By the present invention, redaction is set up and the passage of BBU because forward RRU can move earlier, and the RRU that starts after the one-level after making can normally move, and all RRU once just can finish upgrade job, have improved reliability and efficient greatly.Occurring illustrating that version is unusual under the unusual situation, all RRU also can finish the work that starts legacy version synchronously.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of the chain networking of Base Band Unit and long-distance radio frequency unit;
Fig. 2 is the flow chart according to the remote soft ware upgrading method of the embodiment of the invention; And
Fig. 3 is the block diagram according to the remote software upgrade system of the embodiment of the invention.
Embodiment
Below with reference to accompanying drawing, describe the specific embodiment of the present invention in detail.
Fig. 2 is the flow chart according to the remote soft ware upgrading method of the embodiment of the invention.As shown in Figure 2, this remote software method for upgrading software may further comprise the steps: S202, and network management system each network element in chain networking sends new software version, and the operation version when will new software version being configured to each network element startup next time; S204, network management system is determined the time-delay that resets of each network element according to the position of each network element in chain networking, and carries the instruction of restarting of the delayed data that resets to each network element transmission; And S206, after each network element received instruction of restarting, the time of the delayed data appointment that resets of carrying in instruction of restarting restarted and resets.Wherein, the time-delay that resets of each network element increases along with the increase of the distance of each network element distance webs guard system.
Fig. 3 is the block diagram according to the remote software upgrade system of the embodiment of the invention.As shown in Figure 3, this remote software upgrade system comprises: version dispensing unit 302, be positioned at the network management system side, and be used for sending new software version to each network element of chain networking, and the operation version when will new software version being configured to each network element startup next time; Instruction of restarting unit 304 is positioned at the network management system side, is used for determining in the position of chain networking according to each network element the time-delay that resets of each network element, and sends the instruction of restarting that carries the delayed data that resets to each network element; And restart performance element 306, and be positioned at the network element side, be used for after receiving instruction of restarting, the time control network element of the delayed data appointment that resets of carrying in instruction of restarting is restarted and is resetted.Wherein, the time-delay that resets of each network element increases along with the increase of the distance of each network element distance webs guard system.
In base station sub-system, BBU (being network management system) the at first RRU node on chain networking sends new software version, and disposes the operation version that this version is RRU startup next time; BBU is according to the allocation list of chain RRU, and all RRU in chain networking send instruction of restarting, is with in instruction simultaneously and restarts time-delay, and after the level on the chain was leaned on more, its delay time was long more; After RRU on the chain received instruction of restarting, by the time-delay in the instruction, time-delay was restarted after a period of time again and is resetted.
For example, suppose that base station BTS is made up of BBU and 4 grades of RRU, be respectively the 4th grade of the 2nd grade of the 1st grade of RRU0, RRU1, RRU2 3rd level, RRU3, the operation version is 8.18 versions.
Distribute new version 8.19 to RRU0~RRU3 by BBU (network management system) earlier during upgrading, 8.19 versions are configured to start next time simultaneously the version of back operation; After the version dispense configurations finishes, finish reset operation to RRU according to 4 grades of configurations, wherein, the time-delay that resets of issuing RRU0 is that 1 second, the time-delay that resets of RRU1 are that 2 seconds, the time-delay that resets of reset time-delay 3 seconds, the RRU3 of RRU2 are 4 seconds.
Wherein,, receive that at all RRU the time difference of reset instruction can not surpass 1 second substantially, do not worry that RRU0 resets and cause the back to can not receive the problem of reset instruction because order distribution speed is very fast.Because RRU0 resets earlier, all each RRU can start in order successively, and the communication link that guarantees each RRU correspondence is normal all the time.
If version is unusual, the version of RRU0 is owing to return back to legacy version, thus the RRU of back run to redaction also can be owing to causing back RRU to move back legacy version with RRU0 edition compatibility problem.Slight improvement is helpful to improving version updating efficiency.
The above is embodiments of the invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present invention.

Claims (6)

1. a remote soft ware upgrading method is characterized in that, may further comprise the steps:
Network management system each network element in chain networking sends new software version, and the operation version when will described new software version being configured to each described network element startup next time;
Described network management system is determined the time-delay that resets of each described network element according to each described network element position in described chain networking, and send the instruction of restarting that carries the delayed data that resets to each described network element, wherein, the time-delay that resets of each described network element increases along with the increase of the distance of the described network management system of each described network element distance; And
After each described network element receives described instruction of restarting, restart in the described time that resets the delayed data appointment that described instruction of restarting is carried and to reset.
2. remote soft ware upgrading method according to claim 1 is characterized in that described network management system is a Base Band Unit, and described network element is a remote radio unit (RRU).
3. remote soft ware upgrading method according to claim 2 is characterized in that, each described remote radio unit (RRU) utilizes optical fiber or cable to form described chain networking, is connected with described Base Band Unit.
4. a remote software upgrade system is characterized in that, comprising:
The version dispensing unit is positioned at the network management system side, is used for sending new software version to each network element of chain networking, and the operation version when will described new software version being configured to each described network element startup next time;
The instruction of restarting unit, be positioned at described network management system side, be used for determining in the position of described chain networking the time-delay that resets of each described network element according to each described network element, and send the instruction of restarting that carries the delayed data that resets to each described network element, wherein, the time-delay that resets of each described network element increases along with the increase of the distance of the described network management system of each described network element distance; And
Restart performance element, be positioned at described network element side, be used for after receiving described instruction of restarting, control described network element in the described time that resets the delayed data appointment that described instruction of restarting is carried and restart and reset.
5. remote software upgrade according to claim 4 system is characterized in that described network management system is a Base Band Unit, and described network element is a remote radio unit (RRU).
6. remote software upgrade according to claim 5 system is characterized in that each described remote radio unit (RRU) utilizes optical fiber or cable to form described chain networking, is connected with described Base Band Unit.
CN2008100073257A 2008-03-04 2008-03-04 Method and system for remote software upgrading Expired - Fee Related CN101527976B (en)

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CN102387165B (en) * 2010-08-27 2014-11-05 腾讯科技(深圳)有限公司 System and method for upgrading software
CN102487391B (en) * 2010-12-01 2014-08-20 中兴通讯股份有限公司 Method and system for upgrading remote control edition
CN105487847B (en) * 2014-09-19 2019-09-03 阿里巴巴集团控股有限公司 A kind of function dissemination method and equipment
CN112486537A (en) * 2020-12-04 2021-03-12 京信通信系统(中国)有限公司 Upgrading processing method and system of forward transmission system

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Publication number Priority date Publication date Assignee Title
CN1497910A (en) * 2002-10-01 2004-05-19 Լ����˹���Ǻ�����ʿ�ɷ����޹�˾ Method and device for transmitting data between one process cell and multiple position measuring devices
CN1933416A (en) * 2005-09-12 2007-03-21 中兴通讯股份有限公司 Long-distance on-line staging method with self-recovery function
CN101039496A (en) * 2007-04-23 2007-09-19 中兴通讯股份有限公司 Method for upgrading cascade mode connected management module of wireless communication system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1497910A (en) * 2002-10-01 2004-05-19 Լ����˹���Ǻ�����ʿ�ɷ����޹�˾ Method and device for transmitting data between one process cell and multiple position measuring devices
CN1933416A (en) * 2005-09-12 2007-03-21 中兴通讯股份有限公司 Long-distance on-line staging method with self-recovery function
CN101039496A (en) * 2007-04-23 2007-09-19 中兴通讯股份有限公司 Method for upgrading cascade mode connected management module of wireless communication system

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