CN101330433A - Method and apparatus for managing Ethernet equipment sharing buffer area base on transmission network - Google Patents
Method and apparatus for managing Ethernet equipment sharing buffer area base on transmission network Download PDFInfo
- Publication number
- CN101330433A CN101330433A CNA2007101112733A CN200710111273A CN101330433A CN 101330433 A CN101330433 A CN 101330433A CN A2007101112733 A CNA2007101112733 A CN A2007101112733A CN 200710111273 A CN200710111273 A CN 200710111273A CN 101330433 A CN101330433 A CN 101330433A
- Authority
- CN
- China
- Prior art keywords
- data message
- shared buffer
- port
- transmission network
- hold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention relates to a method for managing a share buffer of EOS equipment and a device thereof. The method comprises the following steps: acquiring the length and quantity of data message transmitted via each port in a predetermined time span; determining an average length of the data message transmitted via each port in the predetermined time span, and obtaining an average value of the quantity of data message that can be held in the share buffer of a corresponding port in accordance with the size of the share buffer allocated to the corresponding port by the equipment; adjusting the set value of the quantity of data message that can be held in the share buffer of each port in accordance with the obtained average length of the data message transmitted via each port in the predetermined time span and the average value of the quantity of the data message that can be held in the share buffer. By acquiring the information of the data message transmitted by the EOS equipment, the set value of the quantity of the data message that can be held in the share buffer can be adjusted, so as to improve the utilization ratio of the share buffer and improve the reliability of data exchange conducted by the EOS equipment.
Description
Technical field
The present invention relates to a kind of method of buffer management, particularly relate to a kind of Ethernet (EOS, Ethernet over SDH) equipment sharing buffer area management method based on transmission network.
Background technology
The dominant technology of network communication field has two kinds: be used for the Ethernet (Ethernet) of local area network (LAN) and be used for the SDH (Synchronous Digital Hierarchy) (SDH of wide area network, Synchronous Digital Hierarchy), have differences such as transmission rate between these two kinds of network technologies, the SDH network can not be realized the direct support to Ethernet.Yet along with developing rapidly of wide area network data business, the demand that wide area network carries connectionless IP data service constantly increases.For example, utilize current SDH equipment, set up the network platform (MSTP, Multi-Service TransportPlatform) that to carry multiple business such as IP data service and video traffic, become the hot issue of discussing in the worldwide.This platform can provide the transfer function of IP data service, both can realize the transmission of IP data service easily on SDH equipment, has utilized original SDH equipment investment again, and good inheritance is arranged on maintenance mode.So, carry the IP data service by the current SDH transmission network and extremely be necessary.
The EOS technology is loaded into ethernet data frame in the SDH virtual container to be transmitted via optical fiber, realize the IP data service on the SDH equipment thus, this technology can be in conjunction with the advantage of these two kinds of network technologies, and advantages such as the maturity of the high reliability of SDH and ethernet technology and convenient use are brought into play.
SDH is different with the transmission rate of Ethernet, and the data of Ethernet have sudden, the data Mean Speed that the ethernet device port that a general speed is 100Mbit/s is transmitted is generally less than 20Mbit/s, ethernet device port free time most of the time is described, has only a small amount of time transferring large number of data, so ethernet device based on transmission network, be that EOS equipment must have a buffering area to come the Ethernet data of buffer memory burst, realize the coupling of the two transmission, this EOS equipment buffering area is generally a plurality of ports or application program is shared, so be called shared buffer.
EOS equipment range of application is very wide, all be extensive use of at metropolitan area network Access Layer and convergence-level, general EOS equipment sharing buffer area management method is difficult to satisfy the different application occasion, such as the demand of business such as IP datagram literary composition business, real-time multimedia information transport service, video traffic, because the data message length that these business are transmitted, speed all have very big-difference.An important index is the amount of setting that each port of shared buffer institute can hold data message in the shared buffer management, is one of fundamental characteristics of data service owing to happen suddenly, so the setting of this index is difficult to meet the demands.In general, because EOS equipment is for after holding the value of setting of data message above certain ports share buffering area, arrive the data message of this port, often take the processing mode that abandons, so, the data message quantity value of setting that can hold for the less shared buffer of port assignment is the easy packet loss of this port then, the value of setting that can hold data message for the bigger shared buffer of port assignment, then can cause this port to take a large amount of equipment sharing buffer areas, cause the waste of resource, cause problems such as the low and exchanges data decreased performance of shared buffer utilization ratio, in addition, the shared buffer resource-constrained of equipment, if all distributed the bigger value of setting that can hold data message quantity than multiport, if these ports arrive long data message simultaneously, will cause EOS equipment sharing buffer area space not enough, the danger that like this can the generation system makes mistakes.Prior art is for the setting of this index, generally take dependence experience or dependence mode to the analysis of a large amount of statisticss, be difficult to satisfy the demand of EOS equipment transmission data message dynamic change, cause the decline of Network Transmission reliability, perhaps waste the shared buffer resource, perhaps cause the exchanges data performance decrease.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of ethernet device shared buffer management method based on transmission network, realizes the dynamic adjustment of the value of setting of data message that shared buffer is held.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of ethernet device shared buffer management method based on transmission network may further comprise the steps: the length and the quantity of gathering each port transmission data message in the setting-up time length; Determining the average length of each port transmission data message in the described time span, is the default shared buffer size in corresponding port according to described equipment, and the shared buffer that obtains the corresponding port can hold the mean value of data message quantity; With the mean value that can hold data message quantity according to data message average length in the described time span of obtaining and buffering area, adjust the value of setting that each ports share buffering area can hold data message quantity.
Wherein, gathering the length of each port transmission data message in the setting-up time length and the step of quantity further comprises before: the initial value that can hold data message quantity based on each ports share buffering area of ethernet device of transmission network is set.
To be the shared buffer size that can assign to according to the mean allocation principle according to each port obtain divided by the average length of data message the initial value that above-mentioned each ports share buffering area can hold message amount.
Further comprise before the step that the ports share buffering area can hold data message quantity initial value is set above-mentioned, each ports share buffering area of described ethernet device is divided into buffer stopper, and the length of described data message is represented by the buffer stopper that this data message takies.Wherein, the buffer stopper size is 256 bytes.
Can further include step after the said method: with setting-up time length is the cycle, each step in the manner of execution.
In the ethernet device shared buffer management method based on transmission network of the present invention, adjust the method that each ports share buffering area can hold the value of setting of data message quantity and be: adjust the mean value that predetermined amount of time internal buffer that the value of setting that each ports share buffering area can hold data message quantity equals to obtain can hold data message quantity.
In the ethernet device shared buffer management method based on transmission network of the present invention,, carry out respectively according to inbound port and outbound port for the management of the shared buffer of described ethernet device port based on transmission network.
In the ethernet device shared buffer management method based on transmission network of the present invention, be the shared buffer size that port is default, for: will be based on whole shared buffer sizes of the ethernet device of transmission network port number divided by this equipment.
A kind of ethernet device shared buffer management devices based on transmission network, described device comprises signal gathering unit, analysis and processing unit and shared buffer administrative unit, wherein,
Described signal gathering unit is used to gather length and the quantity information based on the data message of each port transmission of ethernet device of transmission network, this information is sent to analysis and processing unit carry out analyzing and processing;
Described analysis and processing unit is used to analyze the mean value that the shared buffer that obtains this port can hold message amount;
Described shared buffer administrative unit is used for can holding according to the shared buffer that the mean value that the shared buffer that analysis obtains each port can hold message amount is adjusted the corresponding port value of setting of data message.
Ethernet device shared buffer management method based on transmission network of the present invention, information according to the EOS equipment transmission data message of gathering, the value of setting of the data message that can hold shared buffer is dynamically adjusted, can improve the utilance of shared buffer, thereby reduce the packet loss of EOS equipment, improve the reliability that EOS equipment carries out exchanges data, also can save the shared buffer resource, improve the exchanges data performance, more effectively realize purposes such as resource-sharing.
Description of drawings
Fig. 1 is the flow chart of EOS equipment sharing buffer area management method among the present invention;
Fig. 2 is the principle schematic of EOS equipment sharing buffer area management method among the present invention.
Embodiment
The present invention is further described in more detail below in conjunction with drawings and the specific embodiments.
As shown in Figure 1, the EOS equipment sharing buffer area management method among the present invention, be divided into collection terminal oral instructions transmission of data message information step, the information that collects is carried out the step of analyzing and processing and is adjusted the step of EOS equipment sharing buffer area according to analysis result.
The step of collection terminal oral instructions transmission of data message information comprises: EOS equipment is gathered the length and the quantity of each port transmission data message in the setting-up time length.
The step of the information that collects being carried out analyzing and processing comprises: according to the data message information that collects, the EOS device analysis is determined the average length of each port transmission data message in the described time span, this average length is to calculate divided by the quantity of data message according to the total length of all data messages to get, according to the default shared buffer size to the corresponding port of described EOS equipment, the shared buffer that obtains the corresponding port can hold the mean value of data message quantity.
The step of adjusting equipment sharing buffer area according to analysis result comprises: EOS equipment can hold the mean value of data message quantity according to data message average length and buffering area in the determined described time span, adjusts the value of setting that each ports share buffering area can hold data message quantity.
In the starting stage, can comprise the step of initialization apparatus shared buffer: the initial value that each ports share buffering area of EOS equipment can hold data message quantity is set, and EOS equipment carries out the shared buffer management according to this initial value.This initial value can also can be set up on their own according to practical application by EOS equipment by artificial setting.
In order to realize above-mentioned EOS equipment sharing buffer area management method, the present invention adopts EOS equipment sharing buffer area management devices shown in Figure 2, this device comprises signal gathering unit, analysis and processing unit and shared buffer administrative unit, wherein signal gathering unit is used to gather the length and the quantity information of the data message of each port transmission of EOS equipment, this information is sent to analysis and processing unit carry out analyzing and processing; The shared buffer that the analysis and processing unit analysis is used to obtain this port can hold the mean value of message amount; The shared buffer that the shared buffer administrative unit is used to adjust each port of EOS equipment can hold the value of setting of data message.In the EOS equipment sharing buffer area management devices, described signal gathering unit, analysis and processing unit and shared buffer administrative unit can use hardware circuit to realize.
As preferred implementation of the present invention, each step of EOS equipment sharing buffer area management method is:
The step of initialization apparatus shared buffer comprises: the buffer stopper that each ports share buffering area of EOS equipment is divided into pre-sizing, for example: the size of a buffer stopper is set to 256 bytes, determine the buffer stopper quantity that needs occupy according to the average length of Ethernet data message then, the initial value that each ports share buffering area of EOS equipment can hold data message quantity is set, being provided with of this initial value can equal shared buffer size that each port is assigned to according to the mode of the mean allocation average length divided by data message, this average length is the average length of such data message, according to different service types and difference, also only dependence experience is provided with.
The step of collection terminal oral instructions transmission of data message information comprises: gather the length and the quantity information of the data message of each port transmission in the predetermined amount of time, can occupy the quantity of how many branch rank record data messages of buffer stopper according to data message.
The step of the information that collects being carried out analyzing and processing comprises: according to the data message information that collects, determine the mean value of quantity of the shared buffer stopper of transceive data message of each port, according to the corresponding port shared buffer the data block quantity that can mean allocation arrives, divided by the mean value of the shared buffer stopper quantity of the data message of this port transmission, obtain this ports share buffering area can hold the mean value of data message.
The step of adjusting equipment sharing buffer area according to analysis result comprises: the value of setting that each ports share buffering area of adjustment EOS equipment can hold data message equals to analyze the mean value that each the ports share buffering area that obtains can hold data message.
In order to make the present invention dynamically to adjust the data message that shared buffer can hold by gathering the information of EOS equipment transmission data message.EOS equipment sharing buffer area management method of the present invention can also comprise step:
Adjust according to analysis result after the step of equipment sharing buffer area, circulation carry out collection terminal oral instructions transmission of data message information step, the information that collects is carried out the step of analyzing and processing and is adjusted the step of EOS equipment sharing buffer area according to analysis result, constantly dynamically to adjust data message value of setting that shared buffer can hold.
An embodiment of EOS equipment sharing buffer area management method of the present invention is:
The step of initialization apparatus shared buffer comprises:
Present embodiment is only considered the setting of the outlet shared buffer of EOS equipment, in the actual conditions, can certainly be provided with the inbound port shared buffer.An EOS equipment has 2M outlet shared buffer, this shared buffer is that the mode of a buffer stopper is divided with 256 bytes, export shared buffer thus and be divided into 8192 buffer stoppers, if this EOS equipment has 32 outbound ports, then each outbound port can distribute 341 buffer stoppers.Under the situation of supporting jumbo frame (jumbo frames) function, the Ethernet data message length is between 64 to 9600 bytes, directly minimum and maximum message segment length are averaged, its average length is 4832 bytes, thus, the data message of an average length takies 4832/256=19 buffer stopper.Take the buffer stopper quantitative value of buffer stopper quantitative value and each port according to the average data message, the initial value that the shared buffer that each outbound port is set can hold data message is exactly 341/19=18.Under the initial situation, buffer queue can only 18 data messages of buffer memory in the shared buffer of each port.This configuration is for the business of short data message length, data message digital display that shared buffer can hold so very little, this moment, the utilization ratio of shared buffer was very low, for example actual each data message length all is less than or equal under the situation of 256 bytes, in fact this shared buffer can only utilize 32 * 18 * 256=147k byte wherein, in addition, might cause the lot of data message all can't enter the situation of buffer queue, the situation of message dropping is serious.
The step of collection terminal oral instructions transmission of data message information comprises:
After the information of the data message of each port of the collection scheduled time, the described scheduled time can freely be selected as requested, is set to 15 minutes here.Present embodiment obtain EOS equipment port transmission data message according to below 64 bytes, the data message statistical information of 65-128 byte, 129-256 byte, 257-512 byte, 513-1024 byte, 1025-1518 byte, several length of Oversize (greater than 1518) is as shown in table 1:
Table 1
| Bag is long | The message number |
| 64 bytes | 50000 |
| The 65-128 byte | 100000 |
| The 129-256 byte | 150000 |
| The 257-512 byte | 100000 |
| The 513-1024 byte | 200000 |
| The 1025-1518 byte | 250000 |
| Oversize | 50000 |
The step of the information that collects being carried out analyzing and processing comprises:
Preseting length is that the data message of 64 bytes, 65-128 byte, 129-256 byte takies 1 buffer stopper, the data message of length 257-512 byte takies 2 buffer stoppers, length is that the data message of 513-1024 byte takies 4 buffer stoppers, and length is that the data message of 1025-1518 byte takies 6 buffer stoppers, the Oversize message takies 25 buffer stoppers.
According to the data message data of this port transmission that collects, calculate buffer stopper number that average each message of this port takies and be (1 * 50000+1 * 100000+1 * 150000+2 * 100000+4 * 200000+6 * 250000+25 * 50000)/(50000+100000+150000+100000+200000+250000+50000)=4.5.Because under the situation of mean allocation shared buffer, it is 341 buffer stoppers that this port takies outlet shared buffer size, can to hold the mean value of data message be 341/4.5=75 to this outbound port shared buffer in this case.
The step of adjusting equipment sharing buffer area according to analysis result comprises: the shared buffer that the mean value of the data message that the shared buffer of this port that obtains according to analysis can hold is provided with this port can hold the value of setting of data message, rule being set multiple mode can be arranged of this value of setting, the mean value that this value equals to hold data message for example is set, this value perhaps is set is slightly larger than the mean value that can hold data message, perhaps determine this value of setting by certain functional relation, the two is set in the present embodiment equates, that is to say, be provided with this port the data message quantity that can hold be 75, adopt and use the same method, the data message quantity that other port can hold also can be set.
In order can dynamically to adjust to the data message that shared buffer can hold, according to 15 minutes be one-period, repeat the step of gathering port transceive data message information, the information that collects carried out the step of analyzing and processing and adjusted the step of equipment sharing buffer area according to analysis result.
As shown in Figure 2, in general, the inbound port shared buffer of the network equipment and outbound port shared buffer branch are arranged and manage, so being divided into two parts for the management of shared buffer among Fig. 2 carries out respectively, gather the information of the data message of each inbound port and outbound port transmission respectively, the information that collects is carried out analyzing and processing, and the shared buffer of adjusting each inbound port and outbound port then respectively can hold the value of setting of data message.
The above is preferred embodiment of the present invention only, is not to be used for limiting protection scope of the present invention.Those skilled in that art should be able to associate; the buffer stopper size is set to other value; the cycle period of different time length; utilize to analyze the different relational expression of mean value employing that certain port institute in the previous time period that obtains can hold data message and obtain the value of setting that this port can hold data message, all should belong to protection scope of the present invention.
Claims (10)
1, a kind of ethernet device shared buffer management method based on transmission network is characterized in that this method may further comprise the steps:
A, the length and the quantity of gathering each port transmission data message in the setting-up time length;
B, determining the average length of each port transmission data message in the described time span, is the default shared buffer size in corresponding port according to described equipment, and the shared buffer that obtains the corresponding port can hold the mean value of data message quantity;
Data message average length and buffering area can hold the mean value of data message quantity in the described time span that C, basis are obtained, and adjust the value of setting that each ports share buffering area can hold data message quantity.
2, the ethernet device shared buffer management method based on transmission network according to claim 1, it is characterized in that, further comprise before the described steps A: the initial value that can hold data message quantity based on each ports share buffering area of ethernet device of transmission network is set.
3, the ethernet device shared buffer management method based on transmission network according to claim 2, it is characterized in that to be the shared buffer size that can assign to according to the mean allocation principle according to each port obtain divided by the average length of data message the initial value that described each ports share buffering area can hold message amount.
4, the ethernet device shared buffer management method based on transmission network according to claim 2, it is characterized in that, the described ports share buffering area that is provided with further comprises before can holding the step of data message quantity initial value, each ports share buffering area of described ethernet device is divided into buffer stopper, and the length of data message described in the steps A is represented by the buffer stopper that this data message takies.
5, the ethernet device shared buffer management method based on transmission network according to claim 4 is characterized in that described buffer stopper size is 256 bytes.
6, the ethernet device shared buffer management method based on transmission network according to claim 1 is characterized in that after the described step C, also further comprise: with setting-up time length is the cycle, repeats described steps A to described step C.
7, the ethernet device shared buffer management method based on transmission network according to claim 1, it is characterized in that, adjust the method that each ports share buffering area can hold the value of setting of data message quantity described in the step C and be: adjust the mean value that predetermined amount of time internal buffer that the value of setting that each ports share buffering area can hold data message quantity equals to obtain can hold data message quantity.
8, the ethernet device shared buffer management method based on transmission network according to claim 1 is characterized in that, described steps A is that inbound port and the outbound port to described ethernet device based on transmission network carries out respectively.
9, method according to claim 1 is characterized in that, the described shared buffer size that is that port is default, for: will be based on whole shared buffer sizes of the ethernet device of transmission network port number divided by this equipment.
10, a kind of ethernet device shared buffer management devices based on transmission network is characterized in that described device comprises signal gathering unit, analysis and processing unit and shared buffer administrative unit, wherein,
Described signal gathering unit is used to gather length and the quantity information based on the data message of each port transmission of ethernet device of transmission network, this information is sent to analysis and processing unit carry out analyzing and processing;
Described analysis and processing unit is used to analyze the mean value that the shared buffer that obtains this port can hold message amount;
Described shared buffer administrative unit is used for can holding according to the shared buffer that the mean value that the shared buffer that analysis obtains each port can hold message amount is adjusted the corresponding port value of setting of data message.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101112733A CN101330433A (en) | 2007-06-20 | 2007-06-20 | Method and apparatus for managing Ethernet equipment sharing buffer area base on transmission network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101112733A CN101330433A (en) | 2007-06-20 | 2007-06-20 | Method and apparatus for managing Ethernet equipment sharing buffer area base on transmission network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101330433A true CN101330433A (en) | 2008-12-24 |
Family
ID=40206034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101112733A Pending CN101330433A (en) | 2007-06-20 | 2007-06-20 | Method and apparatus for managing Ethernet equipment sharing buffer area base on transmission network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101330433A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101645834B (en) * | 2009-08-28 | 2012-02-22 | 北京星网锐捷网络技术有限公司 | Ethernet flow control method, device and network device |
| CN103634230A (en) * | 2013-11-29 | 2014-03-12 | 华中科技大学 | Dynamic prediction-based network driver layer data packet receiving method and system |
| CN105808454A (en) * | 2014-12-31 | 2016-07-27 | 北京东土科技股份有限公司 | Method and device for accessing to shared cache by multiple ports |
| CN105847954A (en) * | 2016-04-01 | 2016-08-10 | 乐视控股（北京）有限公司 | Data transmission method and device, intelligent terminal, and screen terminal and system |
| WO2017152564A1 (en) * | 2016-03-11 | 2017-09-14 | 中兴通讯股份有限公司 | Link load balancing method and device |
| WO2019007361A1 (en) * | 2017-07-04 | 2019-01-10 | 中兴通讯股份有限公司 | Load sharing method and apparatus, routing device and storage medium |
| CN111142808A (en) * | 2020-04-08 | 2020-05-12 | 浙江欣奕华智能科技有限公司 | Access device and access method |
| CN112702277A (en) * | 2020-12-15 | 2021-04-23 | 锐捷网络股份有限公司 | Load balancing configuration optimization method and device |
-
2007
- 2007-06-20 CN CNA2007101112733A patent/CN101330433A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101645834B (en) * | 2009-08-28 | 2012-02-22 | 北京星网锐捷网络技术有限公司 | Ethernet flow control method, device and network device |
| CN103634230A (en) * | 2013-11-29 | 2014-03-12 | 华中科技大学 | Dynamic prediction-based network driver layer data packet receiving method and system |
| CN103634230B (en) * | 2013-11-29 | 2016-09-07 | 华中科技大学 | A kind of network driver layer data packet receiving method based on dynamic prediction and system |
| CN105808454A (en) * | 2014-12-31 | 2016-07-27 | 北京东土科技股份有限公司 | Method and device for accessing to shared cache by multiple ports |
| WO2017152564A1 (en) * | 2016-03-11 | 2017-09-14 | 中兴通讯股份有限公司 | Link load balancing method and device |
| CN107181697A (en) * | 2016-03-11 | 2017-09-19 | 中兴通讯股份有限公司 | A kind of balancing link load method and device |
| CN107181697B (en) * | 2016-03-11 | 2022-05-20 | 中兴通讯股份有限公司 | Link load balancing method and device |
| CN105847954A (en) * | 2016-04-01 | 2016-08-10 | 乐视控股（北京）有限公司 | Data transmission method and device, intelligent terminal, and screen terminal and system |
| WO2019007361A1 (en) * | 2017-07-04 | 2019-01-10 | 中兴通讯股份有限公司 | Load sharing method and apparatus, routing device and storage medium |
| CN111142808A (en) * | 2020-04-08 | 2020-05-12 | 浙江欣奕华智能科技有限公司 | Access device and access method |
| CN112702277A (en) * | 2020-12-15 | 2021-04-23 | 锐捷网络股份有限公司 | Load balancing configuration optimization method and device |
| CN112702277B (en) * | 2020-12-15 | 2023-01-10 | 锐捷网络股份有限公司 | Load balancing configuration optimization method and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101330433A (en) | Method and apparatus for managing Ethernet equipment sharing buffer area base on transmission network | |
| US8040807B2 (en) | QoS on bonded channels of a shared access cable network | |
| CN100350797C (en) | Multicast information delivery system and multicast information delivery method | |
| US7336605B2 (en) | Bandwidth allocation for link aggregation | |
| US8351436B2 (en) | Apparatus and method for efficient bandwidth allocation on time division multiple access-based passive optical network (TDMA-PON) | |
| US8976688B2 (en) | Grant scheduler for optical network devices | |
| CN107634913B (en) | A kind of satellite borne equipment system of service traffics control and Differentiated Services | |
| CN103765917A (en) | A method of providing end-to-end connection in a unified optical and coaxial network | |
| CN107888492A (en) | A kind of method and apparatus of VRRP load balancing | |
| WO2020177255A1 (en) | Resource allocation method and device for wireless access network | |
| CN103347302A (en) | Dynamic service bandwidth allocation method in SCPC/DAMA satellite system | |
| RU2598293C1 (en) | Method and apparatus for transmitting standard configuration data of improved system of selecting a transmitting protocol | |
| CN1798066A (en) | Method and apparatus for adaptive bandwidth utilization in a digital network | |
| CN106982092A (en) | The exception message catching method and ONT Optical Network Terminal of ONT Optical Network Terminal | |
| CN110620732A (en) | Priority forwarding equipment for high-priority multicast service based on P-OTN hard pipeline | |
| CN105680928B (en) | Large capacity check-in signal captures and processing method and system | |
| WO2023082500A1 (en) | Mapping multiplexing method and apparatus for optical transport network, and electronic device and storage medium | |
| WO2016101555A1 (en) | Cross scheduling method and device, and storage medium | |
| JP4409999B2 (en) | Multiplexed packet transfer device | |
| CN101399775B (en) | Moving picture system, moving picture method and terminal device | |
| US7143166B1 (en) | Dynamic bandwidth allocation in a reservation system | |
| JP2004289780A (en) | Optical subscriber's line terminal station device, optical subscriber's line termination apparatus and band assignment method to be used thereby | |
| Liu et al. | CCSDS advanced orbiting systems, data links protocol: Study on virtual channels scheduling algorithm | |
| WO2012171370A1 (en) | Device for self-adaptively and dynamically adjusting bandwidth, and method thereof | |
| CN102387425B (en) | Caching device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20081224 |