CN1309215C - Method of USBS safety backup of Alcatel charging equipment - Google Patents
Method of USBS safety backup of Alcatel charging equipment Download PDFInfo
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- CN1309215C CN1309215C CNB2004100661547A CN200410066154A CN1309215C CN 1309215 C CN1309215 C CN 1309215C CN B2004100661547 A CNB2004100661547 A CN B2004100661547A CN 200410066154 A CN200410066154 A CN 200410066154A CN 1309215 C CN1309215 C CN 1309215C
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Abstract
The present invention provides a method for USBS safety backups of Alcatel charging equipment, which comprises a networking scheme for realizing the connection of an exchanger and a remote backup USBS by a 2M-ETHERNET protocol converter and a 2M transmission network and the following implementation steps: all USBS equipment of a charging storing system is detected; whether any USBS equipment is in a fault state or not is judged, if the USBS equipment is in the fault state, the emergency starting process is carried out to the fault USBS and the remote backup USBS; whether the fault USBS is returned to normal or not is judged, if the fault USBS is returned to normal, the return process is carried out to the returned USBS and the remote backup USBS. A USBS which is outfitted is used as emergency backups of a plurality of USBSs by using the method of the present invention. Thus, the resource waste and the complicated degree of systems are reduced, and the safety of networks is simultaneously ensured.
Description
Technical field
What the present invention relates to is a kind of carrying out safety backup method at communication field, specifically, relates to a kind of method of USBS safety backup of Alcatel charging equipment.
Background technology
The USBS of Alcatel Shanghai Bell's communication common carrier is that communication network S12 series of switch software version rises to attached charging memory device newly-increased behind the ALM7, mainly active and standbyly forms with server by two.Because the stability of information technoloy equipment can't reach the carrier class standard, and its special IP address assignment mode has caused the single of networking, so security performance can't guarantee.When USBS delays machine, its ticket memory function can only rely on the module of the decentralized control of switch to realize, the time is short, fail safe is low, when the internal memory of module is filled with, can cause the phenomenon that the user can't converse or switch can't charge, operator is brought very big loss.
2002, the machine of repeatedly delaying of Alcatel USBS equipment on the mobile network of Jiangsu though do not cause direct influence, proposed severe problem to network security.But Co., Ltd of Alcatel Shanghai Bell does not propose feasible measure on the backup means of USBS or security solution, the home and abroad does not have the existing network solution yet.Therefore, how to solve the backup problem of USBS, all significant to the safety of whole network equipment.
Though USBS is the charging storage peripheral hardware of Alcatel switch, if some extreme fault has appearred in USBS, as: faults such as hardware damage temporarily can't obtain changing, software function can't be recovered for the moment, consequence will be very serious so.From the charging principle as can be known, the charging bill of switch all outputs to the USBS storage by EPM, in case ticket can't be exported, ticket can temporarily leave in in the lower module: MRSACE, SACEIN, EISUPTCE, ENTUPTCE, can adhere to generally speaking about 6 hours specifically the time of overflowing is depended on when whether the number of module and period at that time are busy.If module memory overflows, can go out the NOCHGCELL alarm to corresponding module, represent that this module can't continue to charge, conversation simultaneously stops.After all modules all stop call function, all users that are registered under this switch can't converse.If the limit calling function that operator finds alarm back run macro deletion ticket or closes switch is to keep conversation unimpeded, concerning operator, before the USBS fault restoration, switch can't be finished billing function so.Which kind of situation no matter occurring, all is loss without redemption concerning operator.
Summary of the invention
At the problems referred to above, the present invention proposes a kind of method of USBS safety backup of Alcatel charging equipment.Use method of the present invention, can pass through to be equipped with the emergent backup of a USBS, thereby reduce the wasting of resources and system complex degree, and guarantee the fail safe of network simultaneously as N platform USBS.
Technical scheme of the present invention is as follows:
A kind of method of USBS safety backup of Alcatel charging equipment comprises following content:
A) set up the carrying out safety backup network, described carrying out safety backup network comprises the 2M-ETHERNET transducer (realization protocol conversion function) of switch MSC, the taximeter USBS of Unix system, digital distribution frame DDF, 2M trunk transit network, far-end backup USBS and DDF frame both sides; Realize the networking of the long-range connection of Ethernet realizing that the fault end switch backs up being connected between USBS with far-end by " 2M-ETHERNET protocol converter "+2M trunk transit network;
B) judge whether arbitrary USBS equipment is in malfunction,, then fault USBS and far-end backup USBS are started emergent flow process, realize the function switching if be in malfunction;
C) whether failure judgement USBS recovers normally, if recover normal, then former USBS is implemented to recover flow process.
The method of above-mentioned USBS carrying out safety backup, wherein, the emergent flow process in the step b) comprises:
B1) fault USBS side is prepared,
B2) far-end backup USBS side is prepared,
B3) check link and ticket,
B4) the notice charging center is gone up to far-end backup USBS and is gathered CDR file.
The method of above-mentioned USBS carrying out safety backup, wherein, step b1) the fault USBS side in is prepared to comprise:
B11) power supply of connection 2M-ETHERNET transducer.
B12) be communicated with 2M-ETHERNET transducer and fault USBS.
B13) kill the 2M transmission of switch, generally be decided to be first system approximately to backup USBS place machine room traffic tandem exchange.
B14) pull out the splicing ear of corresponding trunk module on the DDF frame.
B15) connect 2M-ETHERNET transducer and DDF frame.
The method of above-mentioned USBS carrying out safety backup, wherein, step b2) the far-end backup USBS side in is prepared to comprise:
B21) power supply of connection 2M-ETHERNET transducer.
B22) connect 2M-ETHERNET transducer and far-end backup USBS.
B23) kill of the 2M transmission of backup USBS place machine room traffic tandem exchange to switch.
B24) pull out the splicing ear of corresponding trunk module on the DDF frame.
B25) connect 2M-ETHERNET transducer and DDF frame.
The method of above-mentioned USBS carrying out safety backup, wherein, the recovery flow process in the step c) comprises:
C1) the USBS side of recovering is prepared,
C2) far-end backup USBS side is prepared,
C3) check restoration result,
C4) the notice charging center is gone up to the USBS that recovers and is gathered CDR file.
The USBS side of the recovery the method for above-mentioned USBS carrying out safety backup, wherein, step c1) is prepared to comprise:
C11) close the power supply of 2M-ETHERNET transducer,
C12) being connected of the USBS of disconnection 2M-ETHERNET transducer and recovery,
C13) disconnect being connected of 2M-ETHERNET transducer and DDF frame,
C14) recover the traffic of switch to far-end traffic tandem exchange transport module.
The method of above-mentioned USBS carrying out safety backup, wherein, step c2) the far-end backup USBS side in is prepared to comprise:
C21) close the power supply of 2M-ETHERNET transducer,
C22) disconnect being connected of 2M-ETHERNET transducer and far-end backup USBS,
C23) disconnect being connected of 2M-ETHERNET transducer and DDF frame,
C24) recover the traffic of traffic tandem exchange to the switch transport module.
The method of a kind of USBS safety backup of Alcatel charging equipment provided by the present invention, because by being equipped with the emergent backup of a USBS as N platform USBS, this had both guaranteed the safety of metering data and the normal use of network, striven for the time to the equipment fault reparation again, and invest little, implement simple.
Description of drawings
Fig. 1 is the N+1 carrying out safety backup scheme implementation schematic diagram of the inventive method;
Fig. 2 is the test network structure chart after far-end backup USBS of the present invention installs.
Embodiment
Below in conjunction with drawings and Examples the present invention is further described.
[embodiment 1]:
Unix System of Billing Server (being called for short USBS) is the charging storage peripheral hardware that uses with Alcatel switch (switch) pairing, and a switch (switch) is equipped with a cover USBS equipment.Each USBS is linked by the DCN net in the charging center, obtains the ticket that switch produces in real time.
USBS (comprising server A and server B) links to each other with the EPM module physics that switch (switch) is gone up configuration in pairs, forms two independently subnet: 10.0.253.* and 10.0.254.*.On the ICP/IP protocol basis, USBS and switch (switch) carry out transfer of data.For these two subnets, every cover USBS is furnished with 4 fixed IP addresses: (server A) 10.0.253.254 and 10.0.254.254 (server B) 10.0.253.253 and 10.0.254.253; The IP address that switch (switch) is gone up the EPM module of configuration in pairs then is configured to successively by from small to large order: 10.0.253.1,10.0.254.1,10.0.253.2,10.0.254.2 ... according to IP address configuration method and procotol principle, switch (switch) can only be corresponding one by one with USBS equipment, can not many-one.
Usually, the transmission subnet between USBS and the switch is limited in this narrow geographic range of machine room, and present embodiment amplifies the physical space of subnet, makes a switch (switch) of a cover USBS energy and far-end couple together.Briefly, can be in Jiangsu Province the office point at certain traffic tandem exchange place according to standard configuration the USBS equipment that one cover independently, does not belong to any switch (switch) is installed.At ordinary times, this cover USBS is in running status, but is not connected with any switch (switch).When inside the province certain the cover USBS significant trouble has taken place, and can't recover in the short time time, can utilize the existing 2M relay transmission of traffic tandem exchange and northern Suzhou inter-exchange, the ticket of switch under the fault USBS is outputed on the standby USBS equipment of traffic tandem exchange loca.Promptly by being equipped with the emergent backup of a USBS as the N of the whole province platform USBS.Referring to Fig. 1.Switch, fault USBS, DDF frame, 2M trunk transit network are the parts of legacy network among the figure, the embodiment of the invention in networking mechanism except that newly-increased far-end backup USBS, the 2M-ETHERNET transducer of DDF frame both sides is the equipment that increases newly, realizes protocol conversion function.
" relaying adds the 2M-ETHERNET transducer " is the key that realizes that far-end connects.At the standby USBS of a traffic tandem exchange computer room construction one cover, utilize the northern Suzhou switch to be equipped with the 2M-ETHERNET transducer to the 2M direct junction and the relaying two ends of traffic tandem exchange, the wide area of realizing Ethernet connects, thereby reaches USBS and distant-end switch (switch) purpose of connecting.Need the work of preparation as follows:
1, each switch is to the long-distance transmission circuit of office of traffic tandem exchange.Generally; every switch has many 2M transmission lines to the long-distance transmission of traffic tandem exchange; can utilize existing transmission circuit (first system is arranged at two ends); when USBS breaks down; break the transmission line of agreement; receive on the USBS transducer, as the ticket transfer passage, the former traffic of bearing of this transmission is then shared by all the other relayings.More than needed as transmission circuit, also can fix long-distance connection, need not demodulation circuit when fault.
2,2M-ETHERNET transducer.Standby USBS side is equipped with one, and opposite side can be equipped with (one/network element) by switching network unit, also can be equipped with (one/office point) by the office point, and crucial consideration urgency call is convenient.
3, wiring, power supply and do the transmission mark.Connect the ethernet line of USBS HUB and 2M transducer and is connected the 2M transducer and the connecting line of DDF frame wants prior cloth good, and do mark, the consideration attenuation factor advises that netting twine is no longer than 60 meters; Transmission line on the DDF frame (each switch of agreement is to first system of traffic tandem exchange direction) also will be indicated in advance; Need to consider providing of HUB device power supply (DPS) in addition.
4, the installation of standby USBS.After the installation, stand-by equipment operation in 24 hours can not be interrupted.
After above-mentioned preparation is finished, can at first test Wide Area Network and whether unimpededly connect.Referring to Fig. 2.DDF both sides at end office (EO) and backup USBS place machine room, each connects a protocol converter, the Ethernet interface of protocol converter is connected to backup USBS and PC (analog network situation) by HUB, if the PC of exchanger side can be logical with the mutual PING of USBS, represent that then network set up, test is passed through.As back up USBS and also do not build up and transfer logically, then can test by the mode that two ends connect PC, principle is identical.Should notice in the test whether scrutiny impedance and relay frame structures mate with transducer.
The USBS safety backup of Alcatel charging equipment method step of present embodiment:
If occur following phenomenon simultaneously, can consider to enable backup scenario:
● the USBS systemic breakdown;
● continue to occur a large amount of TAX OUT alarms on the switch;
● a large amount of NO TAXCELL alarms appear on the switch;
● the switch segment traffic is affected, and has the reaction of complaint number difficulty to engage.
Fault USBS and far-end are backed up the emergent flow process that USBS switches, realize the normal billing of switch.
Emergent flow process:
The first step: fault USBS side is prepared
● connect the power supply of 2M-ETHERNET transducer;
● be communicated with 2M-ETHERNET transducer and fault USBS: the common netting twine of preprepared is inserted in respectively on the Ethernet interface of the HUBO of fault USBS and 2M-ETHERNET transducer;
● kill the 2M transmission (generally select first system) of switch to traffic tandem exchange:
● on the DDF frame, pull out the splicing ear of corresponding trunk module;
● connect 2M-ETHERNET transducer and DDF frame: the preprepared cable is inserted in the 2M port of 2M-ETHERNET transducer and the 2M port of DDF frame appointment (receiving port is connected with receiving port, and transmit port is connected with transmit port) respectively.
Second step: backup USBS side is prepared
● connect the power supply of 2M-ETHERNET transducer;
● connect 2M-ETHERNET transducer and USBS: the common netting twine of preprepared is inserted in respectively on the Ethernet interface of the PRIMARY LAN HUB of backup USBS and 2M-ETHERNET transducer;
● kill of the 2M transmission of traffic tandem exchange to switch;
● pull out the splicing ear of corresponding trunk module on the DDF frame;
● connect 2M-ETHERNET transducer and DDF frame: the 2M port (receiving port is connected with receiving port, and transmit port is connected with transmit port) of appointment on the 2M port that the preprepared cable is inserted in the 2M-ETHERNET transducer respectively and the DDF frame.
The 3rd step: check link and ticket
● fault USBS end, from exchanger side Ping USBS, and check alarm;
● at backup USBS end, from USBS side Ping USBS;
● after confirming that circuit is communicated with, check the ticket situation in the N+1USBS side.
The 4th step: the notice charging center is gone up to backup USBS and is gathered CDR file
For simplicity, backup USBS go up the billing document name when mounted default configuration be RUSBS.. month. day. hour minute. cyclic sequence number, as RUSBS.2001.04.10.2345.95.After fault USBS switched to backup USBS, the notice charging center was enabled backup USBS billing document name and is replaced former fault USBS filename.
Like this, the metering data of distant-end switch is just delivered on the backup USBS in the traffic tandem exchange machine room by the 2M relay transmission, has realized the function that the far-end collection is chargeed.
After fault USBS recovers, switch back the recovery flow process of former USBS by far-end backup USBS.
Recover flow process:
The first step: the USBS side of recovery is prepared
● close the power supply (, also closing its power supply) of 2M-ETHERNET transducer if used other HUB;
● disconnect being connected of 2M-ETHERNET transducer and USBS: netting twine is taken out from the HUB of USBS and the Ethernet interface of 2M-ETHERNET transducer;
● disconnect being connected of 2M-ETHERNET transducer and DDF frame: the 2M port of cable from DDF frame and 2M-ETHERNET transducer taken out, turn back to original splicing ear simultaneously;
● recover the traffic of switch to traffic tandem exchange transport module.
Second step: backup USBS side is prepared
● close the power supply of 2M-ETHERNET transducer.If used other HUB, also close its power supply;
● disconnect being connected of 2M-ETHERNET transducer and USBS: netting twine is taken out from the HUB of USBS and the Ethernet interface of 2M-ETHERNET transducer;
● disconnect being connected of 2M-ETHERNET transducer and DDF frame: the 2M port of cable from DDF frame and 2M-ETHERNET transducer taken out, turn back to original splicing ear simultaneously;
● recover the traffic of traffic tandem exchange to the switch transport module.
The 3rd step: check restoration result
● recover USBS side Ping switch, check that ticket generates situation.
The 4th step: the notice charging center is gone up to the USBS that recovers and is gathered CDR file
[embodiment 2]:
Substantially the same manner as Example 1.
In late July, 2002, Jiangsu is moved in Nanjing and is answered a day West Road machine room, by transmission manner between transducer+DDF frame, has successfully realized the transmission of the different floor gap tickets of same physical location, and switch 1 ticket successfully outputs to the USBS of switch 2.
On August 2nd, 2002, the transmission (this transmission will be passed through optical transceiver) by 5 of Nanjing switch 2-switches has successfully realized areal, the transmission of ticket between different physical location, and the billing document of switch 2 switches is correctly delivered to the USBS of switch 5.
On August 6th, 2002, carry out the CDR file remote transmission test of switch 2-switch 5 once more, verify the accuracy of transmission under the big ticket flux.During test, connect the large speech affairs test instrument on switch 5, analog call produces CDR file, and the USBS that observes distant-end switch 1 goes up the promptness rate and the accuracy rate of ticket.Through 1 hour test calls, confirm none omission of ticket, the last no any wrong single alarm of USBS.And in 15 minutes of beginning, the USBS of switch 1 withstands the test of the 8M super large ticket amount of knowing clearly, and is no congested!
[embodiment 3]:
Substantially the same manner as Example 1.
On August 5th, 2003 is between Wanrong, Shanghai machine room (G36 switch) and Pudong's machine room (G27 switch).
Content measurement: on a 2M direct junction appointment, that connect G36 switch and G27 switch, transducer is connected on respectively on the DDF frame of two ends (Wanrong and Pudong), by common netting twine, a transducer is linked on the USBS equipment, another termination notebook computer, the feasibility of test notebook computer to access far-end USBS equipment and the transmission rate that can reach.
Use the equipment of two producers in the test respectively, all can realize the conversion of E1/10Base-T ETHERNET communication interface.Transmission rate reaches 238.86Kbytes/sec, and is more satisfactory.
[embodiment 4]:
Substantially the same manner as Example 1.
On August 26th, 2003 is between Shanghai Peng Pu machine room (G36) and Pudong's machine room (G27).
Content measurement: utilize the 2M transmission of a 2M/ETHERNET transducer and an interim appointment, between G36 and G27, set up a data link.At first take out the netting twine (suppose that the serious system failure appears in G36USBS, can't receive and handle ticket from switch) of G36USBS and switch EPM intermodule, this moment, alarm LCHI, TAX OUT appearred in switch.According to emergent step, carried out the operation that G36 is connected with long-range G27USBS respectively.Successively, the alarm on the G36 fades away, and it is normal that the G36 switch recovers; On the G27USBS, generated corresponding CDR file.Owing in advance G27USBS and switch are disconnected, can affirm that CDR file is the metering data of G36 output.Behind the EOT, sort CDR file the charging center, no abnormal.
Actual test shows with application, when on-the-spot USBS catastrophe failure occurs and temporarily can't recover, adopt the USBSN+1 backup scenario switch ticket can be outputed on the remote backup USBS temporarily, recover the basic function of charge system, avoid ticket to lose and block, also won valuable time simultaneously for troubleshooting with traffic.And USBS carrying out safety backup method of the present invention, small investment, enforcement are simply, and is easy to utilize.
Although the present invention specifically describes by embodiment, those skilled in the art can make various distortion and improvement in the scope of spirit of the present invention, and appended claim should comprise these distortion and improvement.
Claims (7)
1, a kind of method of USBS safety backup of Alcatel charging equipment comprises following content:
A) set up the carrying out safety backup network, described carrying out safety backup network comprises the 2M-ETHERNET transducer of switch MSC, the taximeter USBS of Unix system, digital distribution frame DDF, 2M trunk transit network, far-end backup USBS and DDF frame both sides; Realize the networking of the long-range connection of Ethernet realizing that the fault end switch backs up being connected between USBS with far-end by " 2M-ETHERNET protocol converter "+2M trunk transit network;
B) judge whether arbitrary USBS equipment is in malfunction,, then fault USBS and far-end backup USBS are started emergent flow process, realize the function switching if be in malfunction;
C) whether failure judgement USBS recovers normally, if recover normal, then former USBS is implemented to recover flow process.
2, the method for USBS safety backup of Alcatel charging equipment according to claim 1 is characterized in that, the emergent flow process in the described step b) comprises:
B1) fault USBS side is prepared,
B2) far-end backup USBS side is prepared,
B3) check link and ticket,
B4) the notice charging center is gone up to far-end backup USBS and is gathered CDR file.
3, the method for USBS safety backup of Alcatel charging equipment according to claim 2 is characterized in that, described step b1) in fault USBS side prepare to comprise:
B11) power supply of connection 2M-ETHERNET transducer,
B12) be communicated with 2M-ETHERNET transducer and fault USBS,
B13) kill the 2M transmission of switch to traffic tandem exchange,
B14) pull out the splicing ear of corresponding trunk module on the DDF frame,
B15) connect 2M-ETHERNET transducer and DDF frame.
4, the method for USBS safety backup of Alcatel charging equipment according to claim 2 is characterized in that, described step b2) in far-end backup USBS side prepare to comprise:
B21) power supply of connection 2M-ETHERNET transducer,
B22) connect 2M-ETHERNET transducer and far-end backup USBS,
B23) kill of the 2M transmission of traffic tandem exchange to switch,
B24) pull out the splicing ear of corresponding trunk module on the DDF frame,
B25) connect 2M-ETHERNET transducer and DDF frame.
5, the method for USBS safety backup of Alcatel charging equipment according to claim 1 is characterized in that, the recovery flow process in the described step c) comprises:
C1) the USBS side of recovering is prepared,
C2) far-end backup USBS side is prepared,
C3) check restoration result,
C4) the notice charging center is gone up to the USBS that recovers and is gathered CDR file.
6, the method for USBS safety backup of Alcatel charging equipment according to claim 5 is characterized in that, described step c1) in the USBS side of recovery prepare to comprise:
C11) close the power supply of 2M-ETHERNET transducer,
C12) being connected of the USBS of disconnection 2M-ETHERNET transducer and recovery,
C13) disconnect being connected of 2M-ETHERNET transducer and DDF frame,
C14) recover the traffic of switch to traffic tandem exchange transport module.
7, the method for USBS safety backup of Alcatel charging equipment according to claim 5 is characterized in that, described step c2) in far-end backup USBS side prepare to comprise:
C21) close the power supply of 2M-ETHERNET transducer,
C22) disconnect being connected of 2M-ETHERNET transducer and far-end backup USBS,
C23) disconnect being connected of 2M-ETHERNET transducer and DDF frame,
C24) recover the traffic of traffic tandem exchange to the switch transport module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100661547A CN1309215C (en) | 2004-12-10 | 2004-12-10 | Method of USBS safety backup of Alcatel charging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100661547A CN1309215C (en) | 2004-12-10 | 2004-12-10 | Method of USBS safety backup of Alcatel charging equipment |
Publications (2)
| Publication Number | Publication Date |
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| CN1625124A CN1625124A (en) | 2005-06-08 |
| CN1309215C true CN1309215C (en) | 2007-04-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2004100661547A Expired - Fee Related CN1309215C (en) | 2004-12-10 | 2004-12-10 | Method of USBS safety backup of Alcatel charging equipment |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1068457A (en) * | 1992-06-15 | 1993-01-27 | 邮电部南京通信设备厂二分厂 | The working method of crossbar switch charge system |
| KR20020037468A (en) * | 2000-11-14 | 2002-05-22 | 구자홍 | Method of Back Up |
| CN1510864A (en) * | 2002-12-21 | 2004-07-07 | 深圳市中兴通讯股份有限公司 | Method and system for charge data transmission |
| JP2007151767A (en) * | 2005-12-02 | 2007-06-21 | Dentasu:Kk | Master cast by indirect method |
-
2004
- 2004-12-10 CN CNB2004100661547A patent/CN1309215C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1068457A (en) * | 1992-06-15 | 1993-01-27 | 邮电部南京通信设备厂二分厂 | The working method of crossbar switch charge system |
| KR20020037468A (en) * | 2000-11-14 | 2002-05-22 | 구자홍 | Method of Back Up |
| CN1510864A (en) * | 2002-12-21 | 2004-07-07 | 深圳市中兴通讯股份有限公司 | Method and system for charge data transmission |
| JP2007151767A (en) * | 2005-12-02 | 2007-06-21 | Dentasu:Kk | Master cast by indirect method |
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| Publication number | Publication date |
|---|---|
| CN1625124A (en) | 2005-06-08 |
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