CN1874237A - An access device and access method - Google Patents
An access device and access method Download PDFInfo
- Publication number
- CN1874237A CN1874237A CN 200510074910 CN200510074910A CN1874237A CN 1874237 A CN1874237 A CN 1874237A CN 200510074910 CN200510074910 CN 200510074910 CN 200510074910 A CN200510074910 A CN 200510074910A CN 1874237 A CN1874237 A CN 1874237A
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- speed
- ply
- yarn drill
- main control
- control card
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Abstract
The access equipment includes main control card in high speed, low-speed line card high-speed line card, and access backboard. The said main control card, low-speed line card high-speed line card can be inserted to the backboard. Different links in the main control card can be configured at different speed rates in order to carry out communication to low-speed line card or high-speed line card. The invention also discloses a method of access: based on type of speed rate supported by line card, main control card in high speed carries out adaptation of speed; communication is carried out in adapted speed between main control card and line card. Thus, original low-speed line card can be utilized in original access equipment right along in order to meet need of users at low end. Moreover, high-speed line card also can be utilized in original access equipment. Thus, invention also meets requirement of new users without need of updating new equipment.
Description
Technical field
The present invention relates to a kind of network communications technology, relate in particular to a kind of access device and cut-in method thereof.
Background technology
As shown in Figure 1, in the network equipment of connecting system, generally form by ply-yarn drill, main control card and access backboard, functions such as the convergence of ply-yarn drill up direction realization access user port flow, control, main control card is sent in all customer flows convergences of ply-yarn drill correspondence, and down direction is up reverse procedure; The main control card up direction is realized all ply-yarn drill flows are assembled and function such as control, and down direction is up reverse procedure.Needing a kind of chip to realize like this on the main control card will be from the flow convergence of different ply-yarn drills with to different ply-yarn drills distribution flows; Needing a kind of chip to realize on the ply-yarn drill will be from the flow convergence of different user port with to different user distribution flow.
Along with the development of access technology and the development of development, the especially video traffic of business, the bandwidth that the user inserts is also in continuous improve, thereby the bandwidth between each ply-yarn drill and the main control card is also just in continuous increase.Like this, just have the different user group, the certain user uses the equipment of former low bandwidth just can meet the demands, and what have then needs bigger bandwidth.On the access device of Access Service Provider, generally all there are a lot of idle ply-yarn drill groove positions.Like this, Access Service Provider can change the ply-yarn drill on the existing equipment, the unified renewal of main control card the ply-yarn drill and the main control card of higher rate into.
Yet, the ply-yarn drill and the main control card of replacing higher rate, investment is big like this, causes very big waste.
Summary of the invention
Above-mentioned defective at prior art the purpose of this invention is to provide a kind of access device and cut-in method thereof, thus escapable cost.
The present invention is achieved through the following technical solutions, the invention provides a kind of access device comprises: high speed main control card, low speed ply-yarn drill, high speed ply-yarn drill and access backboard, it is characterized in that, described high speed main control card, low speed ply-yarn drill, high speed ply-yarn drill can be inserted on the described access backboard, the different links of described high speed main control card are configurable to be operated on the different speed grade, carries out communication with high speed ply-yarn drill and/or low speed ply-yarn drill.
Described high speed main control card adopts the configurable chip of its speed.
Described high speed ply-yarn drill can adopt the configurable chip of its speed.
The present invention also provides a kind of cut-in method, comprising:
A, high speed main control card carry out rate adapted according to the speed type that ply-yarn drill is supported;
Communicate with institute's adaptation rate between B, high speed main control card and the ply-yarn drill.
The speed type that described ply-yarn drill is supported comprises variable class shape of speed grade and the immutable type of speed grade.
Described steps A further comprises: be inserted into when inserting on the backboard for the ply-yarn drill of the immutable type of speed grade, main control card is revised the speed grade of corresponding physical link automatically, till main control card current speed and the success of ply-yarn drill rate-matched.
Described steps A further comprises: be inserted into when inserting on the backboard for the variable ply-yarn drill of speed grade, ply-yarn drill and main control card are at first given tacit consent to minimum speed and are carried out communication, then, and execution in step:
A1, ply-yarn drill and main control card adopt the committed rate grade as adaptive speed grade according to negotiation result.
Described steps A 1 further comprises: if ply-yarn drill and main control card negotiation result are successfully, then adopt the committed rate grade to communicate, otherwise ply-yarn drill and main control card continue to adopt minimum speed to communicate.
According to the present invention, on original access device, not only can continue to use original low speed ply-yarn drill, so that satisfy the demand of some low end subscribers, and, on existing equipment, can also use the high speed ply-yarn drill, like this, can make the investor under the situation of not updating the equipment, just can satisfy new user's demand, thus escapable cost.
Description of drawings
Fig. 1 shows the schematic diagram of the access device of prior art;
Fig. 2 shows the schematic diagram of access device of the present invention.
Embodiment
Understand and realization the present invention the existing embodiments of the invention of describing in conjunction with the accompanying drawings for the ease of persons skilled in the art.
According to the present invention, as shown in Figure 2, access device of the present invention comprises: high speed main control card, high speed ply-yarn drill, low speed ply-yarn drill and low speed insert backboard.On low speed access backboard, can insert high speed main control card, high speed ply-yarn drill and low speed ply-yarn drill.Main control card is by the speed of automatic adaptive ply-yarn drill, realizes communicating by letter between ply-yarn drill and the main control card.
Therefore, Access Service Provider can maximally utilise original access device, can satisfy the demand of new business again, thereby provides cost savings for Access Service Provider.
In order to make high speed main control card and ply-yarn drill carry out proper communication, main control card is provided with ply-yarn drill and is connected chip, and this chip can be operated on the different speed grade, as be operated in the speed of original low speed ply-yarn drill or than on its higher speed grade by configuration.In order to narrate conveniently, the connection chip on the ply-yarn drill is called chip A, and the connection chip on the main control card is called chip B, and chip A and chip B satisfy following characteristic:
The communications protocol of chip A and chip B is consistent, preferentially, consistent with the communications protocol of low speed main control card with the communications protocol of original low speed ply-yarn drill;
The operating rate of each link of chip B can be operated on the different speed grade by software arrangements, as a, b, c... etc., comprises the speed grade of low speed ply-yarn drill in these speed grade, as speed grade a.
The communication link speed of chip A and chip B can be operated in different speed grade by software arrangements: as b, c... etc.For example, ply-yarn drill uses the SerDes chip (when main control card was wanted active and standby use, 2 passages linked to each other with active and standby 2 main control cards respectively, get final product otherwise only use) of one 2 passage, and main control card uses a multichannel SerDes chip.The speed of SerDes chip can dispose, a lot of similarly SerDes chips of current industry, and its speed also can dispose, as: the configurable different rates grades such as 622M, 1.25G, 2.5G that are operated in.
According to the present invention, the basic thought of cut-in method of the present invention is: the high speed main control card carries out rate adapted according to the speed that ply-yarn drill is supported, communicates with institute's adaptation rate between high speed main control card and the ply-yarn drill then.Introduce cut-in method of the present invention below.
(1) just inserted on the access backboard for the ply-yarn drill that is provided with the default rate grade, be that the speed of ply-yarn drill is can not adjust the time, main control card is revised the speed grade of corresponding physical link automatically, inquiry whether can communication on, if on can communication, then current speed and the ply-yarn drill speed of main control card be complementary, otherwise continue to revise the speed grade of physical link, up to the ply-yarn drill communication on, be fitted to the speed of respective links, utilize the speed grade of being mated to carry out communication then.
When (2) just having inserted on the access backboard to the ply-yarn drill that the default rate grade is not set, be that the rate adjusted of ply-yarn drill is when whole, ply-yarn drill and main control card are at first given tacit consent to minimum speed and are carried out communication, then, main control card and ply-yarn drill be through consultation or arrange a certain speed grade: as speed grade b, then, both sides begin separately speed is switched to speed b, wait for a period of time, separately inquiry and opposite end whether can communication on, if on can communication, show handover success, otherwise, the expression handoff failure, both sides return back to minimum speed grade again with speed.Described main control card and ply-yarn drill can decide according to the configuring condition of system through consultation or arrange a certain speed grade, as, ADSL ply-yarn drill agreement configured rate grade is that b, VDSL agreement configured rate grade is c etc.
Therefore, according to the present invention, on original access device, not only can continue to use original low speed ply-yarn drill, so that satisfy the demand of some low end subscribers, and, on existing equipment, can also use the high speed ply-yarn drill, like this, can make the investor under the situation of not updating the equipment, just can satisfy new user's demand, thus escapable cost.
Though described the present invention by embodiment, those of ordinary skills know, without departing from the spirit and substance in the present invention, just can make the present invention that many distortion and variation are arranged, and scope of the present invention is limited to the appended claims.
Claims (8)
1. access device, comprise: high speed main control card, low speed ply-yarn drill, high speed ply-yarn drill and access backboard, it is characterized in that, described high speed main control card, low speed ply-yarn drill, high speed ply-yarn drill can be inserted on the described access backboard, the different links of described high speed main control card are configurable to be operated on the different speed grade, carries out communication with high speed ply-yarn drill and/or low speed ply-yarn drill.
2. access device according to claim 1 is characterized in that, described high speed main control card adopts the configurable chip of its speed.
3. access device according to claim 1 is characterized in that, described high speed ply-yarn drill can adopt the configurable chip of its speed.
4. a cut-in method is characterized in that, comprising:
A, high speed main control card carry out rate adapted according to the speed type that ply-yarn drill is supported;
Communicate with institute's adaptation rate between B, high speed main control card and the ply-yarn drill.
5. cut-in method according to claim 4 is characterized in that, the speed type that described ply-yarn drill is supported comprises variable class shape of speed grade and the immutable type of speed grade.
6. cut-in method according to claim 5, it is characterized in that, described steps A further comprises: be inserted into when inserting on the backboard for the ply-yarn drill of the immutable type of speed grade, main control card is revised the speed grade of corresponding physical link automatically, till main control card current speed and the success of ply-yarn drill rate-matched.
7. cut-in method according to claim 5 is characterized in that, described steps A further comprises: be inserted into when inserting on the backboard for the variable ply-yarn drill of speed grade, ply-yarn drill and main control card are at first given tacit consent to minimum speed and are carried out communication, then, and execution in step:
A1, ply-yarn drill and main control card adopt the committed rate grade as adaptive speed grade according to negotiation result.
8. cut-in method according to claim 7, it is characterized in that, described steps A 1 further comprises: if ply-yarn drill and main control card negotiation result are successfully, then adopt the committed rate grade to communicate, otherwise ply-yarn drill and main control card continue to adopt minimum speed to communicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100749105A CN100407629C (en) | 2005-06-03 | 2005-06-03 | An access device and access method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100749105A CN100407629C (en) | 2005-06-03 | 2005-06-03 | An access device and access method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1874237A true CN1874237A (en) | 2006-12-06 |
| CN100407629C CN100407629C (en) | 2008-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100749105A Active CN100407629C (en) | 2005-06-03 | 2005-06-03 | An access device and access method |
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| Country | Link |
|---|---|
| CN (1) | CN100407629C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102289253A (en) * | 2011-07-21 | 2011-12-21 | 福建星网锐捷网络有限公司 | Communication system and network equipment |
| CN104104622A (en) * | 2013-04-15 | 2014-10-15 | 中兴通讯股份有限公司 | Packet switching equipment and business processing method |
| CN111866957A (en) * | 2020-06-08 | 2020-10-30 | 烽火通信科技股份有限公司 | Method and device for realizing rate self-adaption of backboard of transmission equipment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102546377B (en) * | 2010-12-31 | 2014-11-19 | 深圳市恒扬科技有限公司 | Backboard |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1110168C (en) * | 1999-12-30 | 2003-05-28 | 深圳市中兴通讯股份有限公司 | Equipment with mixed use of wide-band and narrow-band user boards |
| CN1422041A (en) * | 2001-11-26 | 2003-06-04 | 深圳市中兴通讯股份有限公司上海第二研究所 | Back-up system based on fast Ethernet bus |
| CN1264306C (en) * | 2001-12-25 | 2006-07-12 | 中兴通讯股份有限公司 | Method for raising access speed of wide-band access server |
-
2005
- 2005-06-03 CN CN2005100749105A patent/CN100407629C/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102289253A (en) * | 2011-07-21 | 2011-12-21 | 福建星网锐捷网络有限公司 | Communication system and network equipment |
| CN104104622A (en) * | 2013-04-15 | 2014-10-15 | 中兴通讯股份有限公司 | Packet switching equipment and business processing method |
| CN104104622B (en) * | 2013-04-15 | 2019-05-21 | 中兴通讯股份有限公司 | A kind of packet switching equipment and its method for processing business |
| CN111866957A (en) * | 2020-06-08 | 2020-10-30 | 烽火通信科技股份有限公司 | Method and device for realizing rate self-adaption of backboard of transmission equipment |
| CN111866957B (en) * | 2020-06-08 | 2022-08-19 | 烽火通信科技股份有限公司 | Method and device for realizing rate self-adaption of backboard of transmission equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100407629C (en) | 2008-07-30 |
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