CN102185754A - Method for upgrading board card in switch system - Google Patents
Method for upgrading board card in switch system Download PDFInfo
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- CN102185754A CN102185754A CN2011100322393A CN201110032239A CN102185754A CN 102185754 A CN102185754 A CN 102185754A CN 2011100322393 A CN2011100322393 A CN 2011100322393A CN 201110032239 A CN201110032239 A CN 201110032239A CN 102185754 A CN102185754 A CN 102185754A
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Abstract
The invention discloses a method for upgrading a board card in a switch system, belonging to the technical field of communication and information technological products. The method is characterized by comprising the following steps: adopting an HDCL link to connect with a VOIP (voice over internet protocol) gateway and a service board card to be upgraded; and sending upgrade packet data codes to an application program area of the service board card by frame sequence numbers in accordance with an order of the frame sequence numbers and then executing an upgrade command so as to upgrade the service board card in the switch system remotely. By adopting the technical scheme and the method, because original hardware equipment is mainly used, any change is not required, thus reducing the difficulty of hardware design; and the purpose that engineers are not required to carry out upgrade and maintenance in field can be reached.
Description
Technical field
The present invention relates to the upgrade method of integrated circuit board in a kind of switch system, the technical field that belongs to communication and IT product upgrading update method belongs to the technical field that relates generally to switch system integrated circuit board upgrading update method in communication and the IT product specifically.
Background technology
In the develop rapidly of modern communications technology, the exchanger capacity rapid growth.Requisite professional integrated circuit board quantity also increases thereupon in switching system, and the maintenance that the software version that a problem of bringing thus is exactly the miscellaneous service integrated circuit board is safeguarded increases before greatly.And generally, general user's integrated circuit board upgrading all can be taked the mode of serial ports upgrading, promptly needs the engineering staff to operate to the scene; Or increase a network channel that utilizes the IP agreement to upgrade.Because the user of service of terminal does not possess relevant computer literacy usually, therefore generally needs the attendant to upgrade to the scene.Because the having a very wide distribution of terminal, distance, the conventional upgrade method of Cai Yonging always, promptly field upgrade tends to make cost of labor increase and inefficiency.The method that the technical staff attempts to seek a kind of more economical material benefit all the time replaces traditional field upgrade method, first-selected method is if can finish the upgrading of far-end integrated circuit board in the webmaster side, be that the long-range upgrading of finishing professional integrated circuit board in the switch device will reduce engineers and technicians' workload undoubtedly greatly, can effectively increase work efficiency simultaneously, save labour turnover.
Summary of the invention
The invention provides the upgrade method of integrated circuit board in a kind of switch system, to realize the long-range purpose of upgrading of finishing professional integrated circuit board in the switch device.
For reaching described purpose technical scheme of the present invention and method be:
A kind of switch system, comprise webmaster, server, VOIP gateway and at least one all kinds of professional integrated circuit board, adopt ST-BUS serial communication bus physical connection between this business integrated circuit board and the VOIP gateway and carry out communication by HDLC high-level data link control procedure agreement; Be connected by IP between described webmaster, server and the VOIP gateway and communicate.
A kind of upgrade method based on integrated circuit board in the aforesaid switch system comprises the steps:
(100), webmaster select to need the professional integrated circuit board of upgrading, will comprise that then AKU and business board card number to be upgraded and the data of upgrade command are sent to the VOIP gateway by IP;
(110), the data sent according to webmaster of VOIP gateway determine professional integrated circuit board by the master control integrated circuit board, notify professional integrated circuit board to be upgraded to reset in the mode of instruction then;
(130), after the business board clamping receives reset instruction, close house dog, integrated circuit board resets; The Boot program brings into operation;
(140), at first guarantee by application layer protocol and the VOIP gateway between the HDLC link connect, promptly set up the HDLC link, the mode of taking is that professional integrated circuit board initiatively sends link setup information to the VOIP gateway, response message of professional integrated circuit board is given in the loopback after receiving link setup information of VOIP gateway, then identifies the link setup success; If link setup is unsuccessful or link is undesired then enter step 120, output error message, and then enter step 110, professional integrated circuit board resets again, restarts escalation process;
(150), professional integrated circuit board judges whether to receive the upgrade command of VOIP gateway, if what receive is not upgrade command but normal operation indication, then professional integrated circuit board jumps to step 230, carries out normal application program;
(160), start an overtime timer, whether judgement receives AKU in the time of appointment, if in the time-out time that timer is set, do not receive AKU then the business board card enter step 250 and step 120, send upgrading failure indication to the master control integrated circuit board, enter step 130 then;
(170), the business board clamping is received the AKU of sending from the VOIP gateway, the transmitter ready response; The VOIP gateway receive begin after the ready acknowledgement information of professional integrated circuit board by frame number take each frame mode one frame one frame send the ROMPaq bag to professional integrated circuit board;
(180), after professional integrated circuit board receives AKU, check in order whether frame number is correct; If check that the frame number order is wrong, enter step 250 and send upgrading failure indication back output error message step 120, and then enter step 110, restart escalation process; The VOIP gateway will send AKU to professional integrated circuit board since first frame again;
(190), frame number order is correct, professional integrated circuit board writes application area with the code that receives;
(200), professional integrated circuit board is to frame acknowledgement information of VOIP gateway loopback;
(210), whether the packet received of professional integrated circuit board inspection be last bag, if not last bag, then can enter step 170, the VOIP gateway continues to send to the customer service integrated circuit board packet of next frame sequence number;
(220) if last bag, then professional integrated circuit board sends upgrade to the VOIP gateway and successfully indicates;
(230), jump to application area, the software code after software code or the upgrading.
The form of this upgrade command is for to be made of four bytes, and wherein first three byte is common protocol byte, and last byte then is referred to as working method and describes byte, and this byte identifies different behaviors by different values; When this byte value was 1, the expression working method was set at upgrading, promptly aforesaid upgrade command; When being 2, this value, enters normal application program after professional integrated circuit board is received then for normal operation working method.
The frame length that the AKU that this VOIP gateway sends to professional integrated circuit board splits into the N frame of arranging in conjunction with the requirement of application program and driver transmits, and every frame frame length is less than 4096 bytes.
This every frame is 128 bytes, and the N frame satisfies total size/128 bytes of computing formula N=AKU.
This frame number numbers in order since 1.
This business integrated circuit board all can be given VOIP gateway back response after whenever receiving a frame; This response is made of three bytes, and wherein preceding two bytes are the general protocol byte, and last byte is then upgraded successfully by putting 0 sign, puts 1 sign upgrading failure.
Adopt technical scheme of the present invention and method owing to utilized original hardware device, do not need to do any change, reduced the hardware designs difficulty; While also reaches and realizes avoiding the engineering staff to carry out the effect of upgrade maintenance to the scene.
Description of drawings
Fig. 1 is the flow chart of business board card upgrade process of the present invention;
Fig. 2 is a switch system structural representation of the present invention.
Embodiment
For make technical scheme of the present invention, advantage more clear, will more at large illustrate the present invention in conjunction with the accompanying drawings.
As shown in Figure 2, mainly comprise following several part in the switch system that the present invention relates to: (VoIP is the abbreviation of Voice over Internet Protocol for webmaster, server, VOIP gateway, all kinds of professional integrated circuit board, refer to will the simulation sound signal after overcompression and package, form with data packet is carried out the transmission of speech sound signal at the environment of IP network, the meaning of popular Internet Protocol telephone just, the networking telephone or abbreviation IP phone).That the communication modes between professional integrated circuit board and the VOIP gateway adopts is HDLC agreement (HDLC-High Level Data Link Control, high-level data link control procedure, be a kind of bit-oriented synchronous protocol), the physical connection mode is ST-BUS (Serial Telecom BUS, a serial communication bus).The HDLC agreement is a kind of bit-oriented LCP, and it is big to have transparent transmission, efficiency of transmission height, flexibility, and the transmits data packets frame length is indefinite, can be specified by the user.Communicate by IP between VOIP webmaster and the gateway that (IP is the abbreviation of English Internet Protocol (agreement that interconnects between the network), and Chinese abbreviates " net association " as, just communicates the agreement that designs for computer network interconnects.In the internet, it is can make to be connected to all online computer networks realizations set of rule of intercommunication mutually, has stipulated the rule that computer should be observed when communicating on the internet.The computer system of any manufacturer production just can interconnect with the internet as long as observe the IP agreement.The IP address has uniqueness, according to the difference of user's character, can fall into 5 types.)
In design, the HDLC link is used as the signalling path between gateway and the business board, promptly the signaling data between professional integrated circuit board and the gateway is transmitted by the HDLC link.
The agreement of integrated circuit board upgrading mainly comprises several types as described below:
1. file transfer type
2. file transfer is replied
3. upgrade status report
The file transfer type protocol is the agreement of VOIP gateway to professional integrated circuit board transmission AKU, and form is as follows:
| Frame number | Protocol attribute | Data length | Firmware bag content |
Frame number promptly is used for carrying out the frame number verification, and it is to be used for the usefulness of upgrading that protocol attribute has identified this agreement.What file transfer adopted is ACK mechanism, and frame of every transmission is given professional integrated circuit board, and the VOIP gateway all needs to check the ACK acknowledgement frame, i.e. file transfer acknowledgement frame, and form is as follows:
| Frame number | Protocol attribute | The ACK sign |
When identifying=0, ACK represents to upgrade successfully; When identifying=1, ACK represents the upgrading failure.
Upgrade status report frame structure is as follows:
| Frame number | Protocol attribute | Firmware upgrade control | The upgrade status sign |
Upgrade status report frame is mainly used in to the current business board card upgrade state of VOIP gateway report, when upgrade status sign=0, represents the success of upgrading at last of professional integrated circuit board; When upgrade status sign=1, represent the failure of upgrading at last of professional integrated circuit board.
Also have a professional integrated circuit board working method to set agreement in addition, this agreement is mainly used to set integrated circuit board and upgrades or be operated in the normal use state.After professional integrated circuit board resetted, the VOIP gateway need send this information to professional integrated circuit board, is operated in upgrade status or normal operating condition with the informing business integrated circuit board.Protocol format is as follows:
| Frame number | Protocol attribute | The integrated circuit board working method | Mode |
When mode byte=1, expression is operated in upgrade status; When mode byte=2, expression is operated in normal operating condition.
What use on the professional integrated circuit board is Single Chip Microcomputer (SCM) system, and the procedure stores of this single-chip microcomputer is divided into 2 parts, and some is the start-up routine district, loading be the Boot program, the Boot program is generally fixed, and does not need to upgrade; A part is an application area, loading be that normal operation is to need the code carried out, these codes are the object that we will upgrade.During each the upgrading, must move the Boot program earlier, the Boot program can check whether the VOIP gateway has sent upgrade command to professional integrated circuit board, if have, then can enter the wait upgrade status, wait for that the VOIP gateway is sent to this business board with code, then the code of downloading is write application area, jump to the code after application area is carried out renewal; Upgrade command then directly do not jump to application area, original code in the executive utility district if receive.The back sends integrated circuit board working method setting command to business board to the VOIP gateway setting up successfully with the business board data link, this order is made of four bytes usually, wherein first three byte is common protocol byte, last byte then is referred to as working method and describes byte, and this byte identifies different behaviors by different values.For example when this byte value was 1, the expression working method was set at upgrading, promptly aforesaid upgrade command; This value be 2 o'clock then for normal operation working method, enter normal application program after professional integrated circuit board is received.
Webmaster sends to the VOIP gateway by the IP agreement with ROMPaq, and the VOIP gateway sends to professional integrated circuit board with ROMPaq; When the attendant needs the staging business integrated circuit board, can long-range new software kit be sent on the VOIP gateway by webmaster.The VOIP gateway sends reset instruction to professional integrated circuit board after receiving AKU.Professional integrated circuit board receives that the upgrade command of VOIP gateway resets immediately, enters the Boot program.
Business board is stuck in the Boot program can at first carry out communication by HDLC agreement and VOIP gateway.At this moment, the HDLC link is as upgrading link rather than normal signaling link.The VOIP gateway can detect the demand whether self has the staging business integrated circuit board, if demand is arranged, will continue to send to business board the instruction of upgrading, professional integrated circuit board is received after the upgrade command and state to be upgraded such as can response VOIP gateway to have been entered, prepares to receive the AKU that comes from the VOIP gateway.
The AKU that the VOIP gateway sends to business board can split into the N frame, and every frame accounts for certain byte-sized.Frame length can be arranged in conjunction with the requirement of application program and driver, and employed hdlc controller requires frame length to get final product less than 4096 bytes among the present invention.For example, when every frame was decided to be 128Byte, then computing formula was: the total size/128Byte of N=AKU.Generally speaking, the length of every frame should be consistent, and only the length of last frame is that physical length by whole packet is determined.Every frame numbers in order since 1, makes things convenient for business board to carry out the frame number verification when receiving AKU, as find the current frame number of receiving not to the time carry out error correction.The VOIP gateway receive professional integrated circuit board etc. can take the mode of each frame that AKU is sent on the business board by frame number after the confirmation to be upgraded, business board all can be given VOIP gateway back response after whenever receiving a frame.This response is necessary because not like this, then the VOIP gateway can't judge send to business board the data service plate whether correctly receive, if occur mistake then the VOIP gateway can't carry out further work.In the present invention, this response is made of three bytes, and wherein preceding two bytes are the general protocol byte, and last byte is then by putting 0 or put 1 and identify successfully or fail.In escalation process, as run into abnormal problem, when promptly link hardware fault or outage caused chain rupture, the VOIP gateway can can't be received the response that comes from business board, so can be upgraded again according to aforementioned flow process by webmaster initiatively to webmaster report staging error.
In the present invention, professional integrated circuit board to be upgraded might be a polylith, and the VOIP gateway has only one.All having independently between VOIP gateway and the every professional integrated circuit board, the ST-BUS bus is connected.Professional integrated circuit board is a Single Chip Microcomputer (SCM) system, is made up of CPU minimum system, hdlc controller and other control chip.Be divided into two parts in the program storage of single-chip minimum system, a part is the Boot district; A part is an application area.The Boot program that place in the Boot district generally be fix, do not need the Boot program of upgrading, the main application of this program is from the VOIP gateway and downloads application program and program is write application area; What application area was placed is application program, also is the program of our business board operation when being stuck in normal operation, is the object that needs upgrading.In the present invention, the Boot program on the business board is must move earlier when upgrading integrated circuit board at every turn.As long as integrated circuit board has been carried out resetting (comprising hardware reset and software reset), then business board is current is which kind of program of operation (Boot program or application program) all can restart to move the Boot program.The upgrading flow process of business board is mainly finished in the Boot program.Step is as follows as described in Figure 1 for escalation process in detail:
(100), webmaster select to need the professional integrated circuit board of upgrading, will comprise that then AKU and business board card number to be upgraded and the data of upgrade command are sent to the VOIP gateway by IP;
(110), the data sent according to webmaster of VOIP gateway determine professional integrated circuit board by the master control integrated circuit board, notify professional integrated circuit board to be upgraded to reset in the mode of instruction then; The VOIP gateway need be distinguished which professional integrated circuit board of should upgrading, and notifies professional integrated circuit board to be upgraded to reset in the mode of instruction then.This instruction is in the service protocol, one of them byte-identifier this be a reset instruction.After professional integrated circuit board is received this instruction, so integrated circuit board resets.
(130), after the business board clamping receives reset instruction, close house dog (enter endless loop, house dog is overflowed), integrated circuit board resets; The Boot program brings into operation;
(140), at first guarantee by application layer protocol and the VOIP gateway between the HDLC link connect, promptly set up the HDLC link, the mode of taking is that professional integrated circuit board initiatively sends link setup information to the VOIP gateway, response message of professional integrated circuit board is given in the loopback after receiving link setup information of VOIP gateway, then identifies the link setup success; If link setup is unsuccessful or link is undesired then enter step 120, output error message, and then enter step 110, professional integrated circuit board resets again, restarts escalation process;
Hdlc controller among the present invention can be automatically adds CRC check to packet, but can only guarantee the accuracy of the data that receive, and this link setup process is the normal operation that guarantees link by application layer protocol.If link can normally be set up, then the VOIP gateway can send the upgrading or the indication of not upgrading to professional integrated circuit board to be upgraded according to self current state, enters step 150.If link can't normally be set up, then enter step 120, output error message, and then enter step 110, restart escalation process.
(150), professional integrated circuit board judges whether to receive the upgrade command of VOIP gateway, if what receive is not upgrade command but normal operation indication, then professional integrated circuit board jumps to step 230, carries out normal application program;
(160), start an overtime timer (for example setting timer) less than 1 second, whether judgement receives AKU in the time of appointment, if in the time-out time that timer is set, do not receive AKU then the business board card enter step 250 and step 120, send upgrading failure indication to the master control integrated circuit board, enter step 130 then;
(170), the business board clamping is received the AKU of sending from the VOIP gateway, the transmitter ready response; The VOIP gateway receive begin after the ready acknowledgement information of professional integrated circuit board by frame number take each frame mode one frame one frame send the ROMPaq bag to professional integrated circuit board;
The VOIP gateway is received and is begun after the ready acknowledgement information of professional integrated circuit board to send the ROMPaq bag by frame number one frame one frame to business board in step 170.After professional integrated circuit board is received AKU, check at first whether frame number is correct.If sequence number is correct, the process of transmitting inerrancy is described, business board can write application area with the code that receives, and to frame acknowledgement information of VOIP gateway loopback, enters step 210.In step 180, if check that frame number is wrong, what receive is the 6th frame as current, what the last time received is the 4th frame, illustrates that then data transmission procedure is wrong, and business board enters step 120, output error message, and then enter step 110, restart escalation process.The VOIP gateway will send AKU to professional integrated circuit board since first frame again.
(180), after professional integrated circuit board receives AKU, check in order whether frame number is correct; If check that the frame number order is wrong, enter step 250 and send upgrading failure indication back output error message step 120, and then enter step 110, restart escalation process; The VOIP gateway will send AKU to professional integrated circuit board since first frame again;
(190), frame number order is correct, professional integrated circuit board writes application area with the code that receives;
(200), professional integrated circuit board is to frame acknowledgement information of VOIP gateway loopback;
(210), whether the packet received of professional integrated circuit board inspection be last bag, if not last bag, then can enter step 170, the VOIP gateway continues to send to the customer service integrated circuit board packet of next frame sequence number;
In step 210, business board can check whether the packet of receiving is last bag, if last bag, then professional integrated circuit board sends the successfully indication of upgrading to the VOIP gateway; If not last bag, then can enter step 170, the VOIP gateway continues to send to user's plate the packet of next frame sequence number.
(220) if last bag, then professional integrated circuit board sends upgrade to the VOIP gateway and successfully indicates;
(230), jump to application area, the software code after software code or the upgrading.
The business board clamping enters step 230 after receiving the packet end, jumps to application area, carries out the software code after upgrading.
Claims (7)
1. switch system, it is characterized in that comprising webmaster, server, VOIP gateway and at least one all kinds of professional integrated circuit board, adopt ST-BUS serial communication bus physical connection between this business integrated circuit board and the VOIP gateway and carry out communication by HDLC high-level data link control procedure agreement; Be connected by IP between described webmaster, server and the VOIP gateway and communicate.
2. the upgrade method based on integrated circuit board in the switch system as claimed in claim 1 is characterized in that comprising the steps:
(100), webmaster select to need the professional integrated circuit board of upgrading, will comprise that then AKU and business board card number to be upgraded and the data of upgrade command are sent to the VOIP gateway by IP;
(110), the data sent according to webmaster of VOIP gateway determine professional integrated circuit board by the master control integrated circuit board, notify professional integrated circuit board to be upgraded to reset in the mode of instruction then;
(130), after the business board clamping receives reset instruction, close house dog, integrated circuit board resets; The Boot program brings into operation;
(140), at first guarantee by application layer protocol and the VOIP gateway between the HDLC link connect, promptly set up the HDLC link, the mode of taking is that professional integrated circuit board initiatively sends link setup information to the VOIP gateway, response message of professional integrated circuit board is given in the loopback after receiving link setup information of VOIP gateway, then identifies the link setup success; If link setup is unsuccessful or link is undesired then enter step (120), this step (120) output error message, and then enter step (110), professional integrated circuit board resets again, restarts escalation process;
(150), professional integrated circuit board judges whether to receive the upgrade command of VOIP gateway, if what receive is not upgrade command but normal operation indication, then professional integrated circuit board jumps to step (230), carries out normal application program;
(160), start an overtime timer, whether judgement receives AKU in the time of appointment, if in the time-out time that timer is set, do not receive AKU then the business board card enter step (250) and step (120), this step (250) sends upgrading failure indication to the master control integrated circuit board, enters step (130) then;
(170), the business board clamping is received the AKU of sending from the VOIP gateway, the transmitter ready response; The VOIP gateway receive begin after the ready acknowledgement information of professional integrated circuit board by frame number take each frame mode one frame one frame send the ROMPaq bag to professional integrated circuit board;
(180), after professional integrated circuit board receives AKU, check in order whether frame number is correct; If check that the frame number order is wrong, enter step (250) and send upgrading failure indication back output error message step (120), and then enter step (110), restart escalation process; The VOIP gateway will send AKU to professional integrated circuit board since first frame again;
(190), frame number order is correct, professional integrated circuit board writes application area with the code that receives;
(200), professional integrated circuit board is to frame acknowledgement information of VOIP gateway loopback;
(210), whether the packet received of professional integrated circuit board inspection be last bag, if not last bag, then can enter step (170), the VOIP gateway continues to send to the customer service integrated circuit board packet of next frame sequence number;
(220) if last bag, then professional integrated circuit board sends upgrade to the VOIP gateway and successfully indicates;
(230), jump to application area, the software code after software code or the upgrading.
3. the upgrade method of integrated circuit board in the switch system as claimed in claim 2, the form that it is characterized in that this upgrade command is for to be made of four bytes, wherein first three byte is common protocol byte, last byte then is referred to as working method and describes byte, and this byte identifies different behaviors by different values; When this byte value was 1, the expression working method was set at upgrading, promptly aforesaid upgrade command; When being 2, this value, enters normal application program after professional integrated circuit board is received then for normal operation working method.
4. the upgrade method of integrated circuit board in the switch system as claimed in claim 2, it is characterized in that the frame length that AKU that this VOIP gateway sends to professional integrated circuit board splits into the N frame of arranging in conjunction with the requirement of application program and driver transmits, every frame frame length is less than 4096 bytes.
5. the upgrade method of integrated circuit board in the switch system as claimed in claim 4 is characterized in that this every frame is 128 bytes, and the N frame satisfies total size/128 bytes of computing formula N=AKU.
6. the upgrade method of integrated circuit board in the switch system as claimed in claim 2 is characterized in that this frame number numbers in order since 1.
7. the upgrade method of integrated circuit board in the switch system as claimed in claim 2 is characterized in that all can giving VOIP gateway back response after this business integrated circuit board is whenever received a frame; This response is made of three bytes, and wherein preceding two bytes are the general protocol byte, and last byte is then upgraded successfully by putting 0 sign, puts 1 sign upgrading failure.
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| CN107562438A (en) * | 2017-09-13 | 2018-01-09 | 福建星云电子股份有限公司 | One kind is based on ISP multi-channel full automatics upgrade-system and method |
| CN107562438B (en) * | 2017-09-13 | 2021-01-08 | 福建星云电子股份有限公司 | ISP-based multi-channel full-automatic upgrading system and method |
| CN107995082A (en) * | 2017-12-11 | 2018-05-04 | 迈普通信技术股份有限公司 | A kind of service card management method, main control card and distributed network gate |
| CN107995082B (en) * | 2017-12-11 | 2020-12-08 | 迈普通信技术股份有限公司 | Service card management method, master control card and distributed gateway |
| CN108023839A (en) * | 2017-12-13 | 2018-05-11 | 天津光电通信技术有限公司 | One kind is applied to Tb/s grades of optical network signal switching equipment and its control system |
| CN108023839B (en) * | 2017-12-13 | 2023-12-08 | 天津光电通信技术有限公司 | Signal switching equipment applied to Tb/s-level optical network and control system thereof |
| CN113570014A (en) * | 2021-07-30 | 2021-10-29 | 国能浙江北仑第一发电有限公司 | Method for unique identity coding, replacement and upgrade management of relay protection board card |
| CN114244620A (en) * | 2021-12-24 | 2022-03-25 | 湖南云箭智能科技有限公司 | Board card network access verification method and device and board card control center |
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