CN102170331B - A kind of method of all purpose communication passage (GCC) speed adjustment and device - Google Patents

A kind of method of all purpose communication passage (GCC) speed adjustment and device Download PDF

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Publication number
CN102170331B
CN102170331B CN201110118597.6A CN201110118597A CN102170331B CN 102170331 B CN102170331 B CN 102170331B CN 201110118597 A CN201110118597 A CN 201110118597A CN 102170331 B CN102170331 B CN 102170331B
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Prior art keywords
gcc
information
double layer
service rate
speed
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CN201110118597.6A
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CN102170331A (en
Inventor
姜维
魏言华
张骏
鲍微
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Nanjing ZTE New Software Co Ltd
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ZTE Corp
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Priority to PCT/CN2011/081403 priority patent/WO2012151873A1/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/14—Monitoring arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1652—Optical Transport Network [OTN]

Abstract

The present invention discloses method and the device of a kind of all purpose communication passage (GCC) speed adjustment, and method comprises: the GCC information of himself is sent to double layer network unit by business delivery unit; Double layer network unit utilizes described GCC information, it is determined that it transmits the GCC top speed of monitoring information. The present invention can solve in wavelength-division supervisory system, due to the GCC business bandwidth packet loss problem that is less than double layer network bandwidth and cause in electricity monitor channel, it is to increase the stability of wavelength-division supervisory system and reliability.

Description

A kind of method of all purpose communication passage (GCC) speed adjustment and device
Technical field
The present invention relates to transmission technique field, particularly relate to method and the relative unit thereof of a kind of all purpose communication passage (GeneralCommunicationsChannel, GCC) speed adjustment.
Background technology
In wavelength-division supervisory system, generally comprise light monitor channel and electricity monitor channel two kinds. Wherein electricity monitor channel is realized by all purpose communication passage (GeneralCommunicationsChannel, GCC) in optical transport net (OpticalTransportNetwork, OTN) traffic overhead.
Fig. 1 shows the wavelength-division supervisory system electricity monitor channel schematic diagram that prior art provides, and as shown in Figure 1, the network construction form between wavelength-division supervisory system generally comprises three-layer network and double layer network. Wherein, network element master control unit is used for management and the control of network element; Double layer network unit is used for the transmission of monitoring information in network element; Three-layer network unit is used for the transmission of monitoring information between network element; Business delivery unit is for transmitting business. For electricity monitor channel, monitoring information it is generally required to arrive the business delivery unit of business plate via double layer network unit, then is sent to far-end by the GCC passage of business delivery unit.
In wavelength-division supervisory system, the bandwidth of double layer network is generally gigabit, the GCC business bandwidth of business delivery unit is then very little, that is, the bandwidth that business delivery unit distally transmits data transmits the bandwidth of data much smaller than double layer network unit to business delivery unit, causing a large amount of packet loss like this, namely monitoring information is lost in a large number, thus affects stability and the reliability of wavelength-division supervisory system.
Summary of the invention
It is an object of the invention to provide the method for a kind of GCC speed adjustment and device, can better solve in wavelength-division supervisory system, due to the packet loss problem that GCC business bandwidth in electricity monitor channel is less than double layer network bandwidth and cause.
According to an aspect of the present invention, the method for a kind of GCC speed provided by the invention adjustment, comprising:
A) the GCC information of himself is sent to double layer network unit by business delivery unit;
B) double layer network unit utilizes described GCC information, it is determined that it transmits the GCC top speed of monitoring information.
Further, described steps A) it is specially:
By comprising, GCC service rate type and GCC use the GCC Information encapsulation of number in privately owned message to business delivery unit;
Described privately owned message is sent to double layer network unit by business delivery unit.
Further, described step B) it is specially:
Double layer network unit, according to the privately owned message received, obtains the GCC information comprising GCC service rate type and GCC use number;
Double layer network unit, according to described GCC service rate type, obtains the speed limit of each GCC, and uses number to be multiplied with GCC the speed limit of each GCC, obtains the GCC top speed that it transmits monitoring information.
Further, described GCC service rate type comprises:
Service rate is the first business type of 2.5G, and the speed limit of its each GCC is 330Kbit/s;
Service rate is the 2nd business type of 10G, and the speed limit of its each GCC is 1320Kbit/s;
Service rate is the 3rd business type of 40G, and the speed limit of its each GCC is 5280Kbit/s.
Further, described GCC uses number to be 1 or 2 or 3.
Further, described privately owned message is bridge joint agreement data (BridgeProtocolDataUnit, BPDU) message.
According to another aspect of the present invention, the device of a kind of GCC speed provided by the invention adjustment, comprising:
Business delivery unit, is sent to double layer network unit by the GCC information of himself;
Double layer network unit, utilizes described GCC information, it is determined that it transmits the GCC top speed of monitoring information.
Further, described business delivery unit comprises:
GCC Information encapsulation subelement, for the GCC Information encapsulation by comprising GCC service rate type and GCC use number in privately owned message;
GCC information transmits subelement, for described privately owned message is sent to double layer network unit.
Further, described double layer network unit comprises:
GCC receives information subelement, for receiving described privately owned message, and according to described privately owned message, obtains the GCC information comprising GCC service rate type and GCC use number;
Speed limit subelement, for according to described GCC service rate type, obtaining the speed limit of each GCC, and uses number to be multiplied with GCC the speed limit of each GCC, obtains the GCC top speed that it transmits monitoring information.
Further, described privately owned message is BPDU message.
Compared with prior art, the useful effect of the present invention is: the present invention utilizes GCC to use number and GCC service rate type to determine the GCC top speed of double layer network unit transmission monitoring information, achieve in double layer network, carry out automatic speed-limiting, solve the problem of the monitoring information loss that electricity monitor channel occurs owing to bandwidth is less than double layer network bandwidth, thus improve stability and the reliability of wavelength-division supervisory system.
Accompanying drawing explanation
Fig. 1 is the wavelength-division supervisory system electricity monitor channel schematic diagram that prior art provides;
Fig. 2 is the method flow diagram of a kind of GCC speed adjustment that the embodiment of the present invention provides;
Fig. 3 is the device schematic diagram of a kind of GCC speed adjustment that the embodiment of the present invention provides;
Fig. 4 is the privately owned message form that business delivery unit sends to double layer network unit.
Embodiment
Below in conjunction with accompanying drawing to a preferred embodiment of the present invention will be described in detail, it will be appreciated that following illustrated preferred embodiment, only for instruction and explanation of the present invention, is not limited to the present invention.
Fig. 2 shows the method flow diagram of a kind of GCC speed adjustment that the embodiment of the present invention provides, and as shown in Figure 2, described method comprises:
Step 201: the GCC information of himself is sent to double layer network unit by business delivery unit;
Step 202: double layer network unit utilizes described GCC information, it is determined that it transmits the GCC top speed of monitoring information.
Described step 201 is specially:
By comprising, GCC service rate type and GCC use the GCC Information encapsulation of number in privately owned message to business delivery unit, and described privately owned message is sent to double layer network unit.
Described step 202 is specially:
Double layer network unit, according to the privately owned message received, obtains the GCC information comprising GCC service rate type and GCC use number;
Double layer network unit, according to described GCC service rate type, obtains the speed limit of each GCC, and uses number to be multiplied with GCC the speed limit of each GCC, obtains the GCC top speed that it transmits monitoring information.
Above-mentioned GCC service rate type comprises:
Service rate is the first business type of 2.5G, and the speed limit of its each GCC is 330Kbit/s;
Service rate is the 2nd business type of 10G, and the speed limit of its each GCC is 1320Kbit/s;
Service rate is the 3rd business type of 40G, and the speed limit of its each GCC is 5280Kbit/s.
Described GCC uses number to be 1 or 2 or 3.
Described privately owned message is bridge joint agreement data (BridgeProtocolDataUnit, BPDU) message.
Fig. 3 shows the device schematic diagram of a kind of GCC speed adjustment that the embodiment of the present invention provides, as shown in Figure 3: described device comprises business delivery unit and double layer network unit, wherein:
Described business delivery unit, for being sent to double layer network unit by the GCC information of himself. Specifically, business delivery unit provides business transmitting function and the transmitting function of electricity monitor channel GCC monitoring information, simultaneously to double layer network unit provide himself comprise GCC service rate type and GCC uses the GCC information of number, determine to transmit the GCC top speed of monitoring information for double layer network unit, to carry out GCC automatic speed-limiting.
Double layer network unit, for utilizing described GCC information, it is determined that it transmits the GCC top speed of monitoring information, to carry out double layer network speed limit. Specifically, double layer network unit is used for transmitting monitoring information at network element internal, in the present invention, double layer network unit comprises GCC service rate type and the GCC information of GCC use number according to what business transmission module sent, calculate GCC top speed, and the monitoring information that the GCC speed after adjustment is not more than GCC top speed is sent to business delivery unit, the situation that the monitoring information preventing the actual speed rate of GCC to be greater than GCC top speed and cause is lost.
Further, described device also comprises network element master control unit and three-layer network unit. When specifically implementing, described network element master control unit is used for management and the control of network element. Described three-layer network unit is for providing the transmission of monitoring information between network element. Wherein, a network element comprises network element master control unit, three-layer network unit, double layer network unit and business delivery unit.
Further, described business delivery unit comprises GCC Information encapsulation subelement and GCC information transmits subelement, wherein:
Described GCC Information encapsulation subelement, for the GCC Information encapsulation by comprising GCC service rate type and GCC use number in privately owned message.
Described GCC information transmits subelement, for described privately owned message is sent to double layer network unit.
Further, described double layer network unit comprises:
GCC receives information subelement, for receiving described privately owned message, and according to described privately owned message, obtains the GCC information comprising GCC service rate type and GCC use number;
Speed limit subelement, for according to described GCC service rate type, obtaining the speed limit of each GCC, and uses number to be multiplied with GCC the speed limit of each GCC, obtains the GCC top speed that it transmits monitoring information.
The present invention is applicable to the electric monitor channel of general wavelength-division supervisory system, and its workflow is as follows:
Step 301: the GCC service rate type of reality and GCC are used number to be encapsulated into privately owned message by business delivery unit;
Step 302: described privately owned message is reported double layer network unit by business delivery unit;
Step 303: double layer network unit receives the privately owned message that business delivery unit sends, and parse GCC service rate type field and GCC in message and use number field;
Step 304: double layer network unit uses number according to GCC service rate type and GCC, it is determined that it transmits the GCC top speed of monitoring information;
Step 305: double layer network unit carries out the speed limit of double layer network, makes GCC speed not higher than described GCC top speed.
In above-mentioned steps 301, described GCC service rate type GCC_TYPE may correspond to three kinds of business veneers that service rate is 2.5G, 10G, 40G, and for the type of identification service veneer, GCC uses number GCC_NUM to be 1 or 2 or 3, all the other are illegal value, for identifying the use number of GCC.
In above-mentioned steps 302, in the specific implementation, privately owned message can be defined as bridge joint agreement data (BridgeProtocolDataUnit, BPDU) message, the DA of mac frame is 0x0180C2000000, wherein comprising GCC service rate type field and GCC use number field, described BPDU message form can with reference to figure 4.
In above-mentioned steps 303, for different GCC service rate type GCC_TYPE, the speed limit that each GCC is corresponding different, concrete can with reference to following setting when implementing:
For the first business type that GCC service rate type GCC_TYPE is 1, corresponding service rate is the business veneer of 2.5G, and the speed limit of each GCC is 330Kbit/s;
For the 2nd business type that GCC service rate type GCC_TYPE is 2, corresponding service rate is the business veneer of 10G, and the speed limit of each GCC is 1320Kbit/s;
For the 3rd business type that GCC service rate type GCC_TYPE is 3, corresponding service rate is the business veneer of 40G, and the speed limit of each GCC is 5280Kbit/s.
As for 10G service rate, 2 GCC bytes, i.e. GCC_TYPE=2, GCC_NUM=2, then double layer network unit needs the rate value of speed limit to be 1320Kbit/s*2=2640Kbit/s.
After carrying out such automatic speed-limiting, the GCC speed in electricity monitor channel more than 2640Kbit/s, would not be no more than the top speed of GCC passage, can not packet loss, such that it is able to improve the stability of wavelength-division supervisory system and reliability.
Although above to invention has been detailed explanation, but the present invention is not limited thereto, those skilled in the art of the present technique can carry out various amendment according to the principle of the present invention. Therefore, all amendments done according to the principle of the invention, all should be understood to fall into protection scope of the present invention.

Claims (10)

1. the method for all purpose communication passage (GCC) speed adjustment, it is characterised in that, comprising:
What business delivery unit obtained himself comprises the GCC information that GCC service rate type and GCC use number;
The GCC information comprising GCC service rate type and GCC use number obtained is sent to double layer network unit by business delivery unit, so that double layer network unit adjustment GCC speed;
Double layer network unit utilizes the GCC service rate type in described GCC information, obtain the speed limit of each GCC, and using number to be multiplied with the GCC in described GCC information the speed limit of each GCC obtained, it is determined that it transmits the GCC top speed of monitoring information;
Double layer network unit is not more than the mode of described GCC top speed according to its speed, adjusts described GCC speed.
2. method according to claim 1, it is characterised in that, the step that the GCC information comprising GCC service rate type and GCC use number obtained is sent to double layer network unit is specially by described business delivery unit:
By comprising, GCC service rate type and GCC use the GCC Information encapsulation of number in privately owned message to business delivery unit;
Described privately owned message is sent to double layer network unit by business delivery unit.
3. method according to claim 2, it is characterized in that, described double layer network unit utilizes the described GCC service rate type in described GCC information, obtain the speed limit of each GCC, and use number to be multiplied with the described GCC in described GCC information the speed limit of each GCC obtained, before determining its GCC top speed transmitting monitoring information, double layer network unit, according to the privately owned message received, obtains the GCC information comprising GCC service rate type and GCC use number.
4. method according to claim 3, it is characterised in that, described GCC service rate type comprises:
Service rate is the first business type of 2.5G, and the speed limit of its each GCC is 330Kbit/s;
Service rate is the 2nd business type of 10G, and the speed limit of its each GCC is 1320Kbit/s;
Service rate is the 3rd business type of 40G, and the speed limit of its each GCC is 5280Kbit/s.
5. method according to claim 3, it is characterised in that, described GCC uses number to be 1 or 2 or 3.
6. method according to claim 3, it is characterised in that, described privately owned message is bridge joint agreement data (BridgeProtocolDataUnit, BPDU) message.
7. the device of a GCC speed adjustment, it is characterised in that, comprising:
Business delivery unit, the GCC information that GCC service rate type and GCC use number is comprised for what obtain himself, and the GCC information comprising GCC service rate type and GCC use number obtained is sent to double layer network unit, so that double layer network unit adjustment GCC speed;
Double layer network unit, for utilizing the described GCC service rate type in described GCC information, obtain the speed limit of each GCC, and use number to be multiplied with the GCC in described GCC information the speed limit of each GCC obtained, determine its GCC top speed transmitting monitoring information, thus the mode of described GCC top speed it is not more than according to its speed, adjust described GCC speed.
8. device according to claim 7, it is characterised in that, described business delivery unit comprises:
GCC Information encapsulation subelement, for the GCC Information encapsulation by comprising GCC service rate type and GCC use number in privately owned message;
GCC information transmits subelement, for described privately owned message is sent to double layer network unit.
9. device according to claim 8, it is characterised in that, described double layer network unit comprises:
GCC receives information subelement, for receiving described privately owned message, and according to described privately owned message, obtains the GCC information comprising GCC service rate type and GCC use number;
Speed limit subelement, for according to described GCC service rate type, obtaining the speed limit of each GCC, and uses number to be multiplied with GCC the speed limit of each GCC, obtains the GCC top speed that it transmits monitoring information.
10. device according to claim 8 or claim 9, it is characterised in that, described privately owned message is BPDU message.
CN201110118597.6A 2011-05-09 2011-05-09 A kind of method of all purpose communication passage (GCC) speed adjustment and device Active CN102170331B (en)

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PCT/CN2011/081403 WO2012151873A1 (en) 2011-05-09 2011-10-27 Method and apparatus for adjusting general communication channel rate

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CN102170331B (en) * 2011-05-09 2016-06-15 中兴通讯股份有限公司 A kind of method of all purpose communication passage (GCC) speed adjustment and device
CN102710360B (en) * 2012-04-19 2017-11-03 中兴通讯股份有限公司 The method and device of dynamic configuration electricity monitor channel in wavelength-division system
CN108462638B (en) * 2016-12-12 2021-05-25 中国电信股份有限公司 Method and system for determining service route
CN108306750B (en) * 2017-01-13 2022-07-01 中兴通讯股份有限公司 Bandwidth control method and system for managing communication network and related equipment
CN110719198B (en) * 2019-09-30 2022-04-19 瑞斯康达科技发展股份有限公司 Method for OTN network element management GCC, management card, daughter card and storage medium
CN115567802A (en) * 2021-06-30 2023-01-03 中国电信股份有限公司 Universal communication channel data transmission method, optical network equipment and storage medium

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