CN109120657A - A kind of business collocation method and node - Google Patents
A kind of business collocation method and node Download PDFInfo
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- CN109120657A CN109120657A CN201710488310.6A CN201710488310A CN109120657A CN 109120657 A CN109120657 A CN 109120657A CN 201710488310 A CN201710488310 A CN 201710488310A CN 109120657 A CN109120657 A CN 109120657A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/565—Conversion or adaptation of application format or content
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0876—Aspects of the degree of configuration automation
- H04L41/0886—Fully automatic configuration
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/74—Address processing for routing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/22—Parsing or analysis of headers
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- Automation & Control Theory (AREA)
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Abstract
The invention discloses a kind of business collocation method and nodes, comprising: intermediate node receives the message that adjacent node is sent, and message information determines the received type of message of institute based on the received；If the received message of institute is service path request message, the path parameter of itself is added in the service path information of service path request message by the intermediate node, and service path request message is forwarded to the adjacent node of the intermediate node；If the received message of institute is service path response message, the business information of itself is configured according to service path response message, the upper hop node that the business information of itself is added in service path response message, and is forwarded in the service path information that the service path response message carries.The present invention improves the business configuration efficiency and accuracy rate of flexible Ethernet by carrying service configuration information and service path information in service path request message and service path response message.
Description
Technical field
The present invention relates to flexible ethernet technology field more particularly to a kind of business collocation methods and node.
Background technique
Currently, OIF Optical Internetworking Forum (Optical Internet Forum, OIF), which is discussing, extends traditional Ethernet
Application scenarios, to support for functions such as the sub- rate of Ethernet service, channelizing, inverse multiplexings, and claim this Ethernet
Technology is flexible Ethernet (FlexE, Flexible Ethernet).For example, being directed to the sub- rate applied field of Ethernet service
Scape, flexible Ethernet can support by the Ethernet service of 250G (Media Access Controlled layer (Media Access Control,
MAC) code stream) using the physical medium associated sub-layer (Physical Medium Dependent, PMD) of the existing 100GE in 3 roads
It is transmitted.For the inverse multiplexing application scenarios of Ethernet service, flexible Ethernet can be supported the Ethernet industry of 200G
Business is transmitted using the PMD of the existing 100GE in 2 roads.For the channelizing application scenarios of Ethernet service, it is similar to light and transmits
The multiplexing function of net (Optical Transport Network, OTN), flexible Ethernet can be supported multi-path low speed rate
Ethernet service is multiplexed into the flexible Ethernet of high-speed.
With the development of 5G network service, mobile forward pass net (mobile base station to the network between mobile base station) and move back to
The business configuration based on FlexE agreement will all be used by passing net (mobile base station to the network between base station controller), and FlexE's answers
It will be more and more extensive with scene.But the business configuration of existing FlexE need manually by order line one by one node into
The case where row configures, and is easy to appear leakage and mispairing.And as unit networking becomes increasingly complex, the business configuration of FlexE
Also increasingly complicated, configuration work amount increasingly becomes larger, and maintenance work will be more and more heavier.Meanwhile if the business of FlexE occurs
Problem, it will communicating interrupt occur.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of business collocation method, source node, destination node and centres
Node can be improved the business configuration efficiency and accuracy rate of flexible Ethernet.
In order to reach the object of the invention, the technical solution of the embodiment of the present invention is achieved in that
The embodiment of the invention provides a kind of business collocation methods, comprising:
Intermediate node receives the message that adjacent node is sent, and message information determines the received message class of institute based on the received
Type；
If the received message of institute is service path request message, the path parameter of itself is added to by the intermediate node
In the service path information of service path request message, and service path request message is forwarded to the neighbouring of the intermediate node
Node；
If the received message of institute is service path response message, the intermediate node is matched according to service path response message
The business information of itself is added in service path response message by the business information for setting itself, by service path response message
The upper hop node being forwarded in the service path information that the service path response message carries.
Further, the report that the intermediate node is sent by adjacent node described in data communication network DCN channel reception
Text, and the service path request message or the service path response report are forwarded by the channel the data communication network DCN
Text.
Further, the message information based on the received determines the received type of message of institute, specifically includes:
According to mark place value in received message, determine the received type of message of institute be service path request message or
Service path response message.
Further, the message information based on the received determines the received type of message of institute, specifically includes:
If source Media Access Controlled layer MAC address in received message is different from the MAC Address of itself, is received
Message in purpose Media Access Controlled layer MAC address is different from the MAC Address of itself and source MAC and purpose MAC
Location is different, then the received message of institute is service path request message；
If source MAC in received message is different from the MAC Address of itself, target MAC (Media Access Control) address and itself
MAC Address is different and source MAC is identical as target MAC (Media Access Control) address, then the received message of institute is service path response message.
Further, the service path response message includes the source node, destination node, business to be configured of business to be configured
Service configuration information and service path information；
The service configuration information includes service bandwidth, flexible Ethernet FlexE group, flexible Ethernet FlexE client
And its sequence of time slots of the shared port flexible Ethernet FlexE；
The service path information include by node MAC addr, by the discrepancy port of node.
Further, the service path response message further include by node hop count and process each port it is surplus
Remaining bandwidth.
The embodiment of the invention also provides a kind of business collocation methods, comprising:
Source node sends service path request message to adjacent node；
Source node receives the service path response message of adjacent node transmission, configures source according to service path response message
Node traffic information.
The embodiment of the invention also provides a kind of business collocation methods, comprising:
Destination node receives the service path request message that adjacent node is sent；
Destination node determines service path according to service path request message information and configures destination node business information, according to true
The destination node business information of fixed service path and configuration sends service path response message.
The embodiment of the invention also provides a kind of nodes, including the second receiving module, the second sending module and the second configuration
Module, in which:
Second receiving module, for receiving service path request message or the service path response of adjacent node transmission
Message, message information determines the received type of message of institute based on the received；If received type of message is service path response
Message notifies the second configuration module；If received type of message is service path request message, the second sending module is notified；
Second configuration module, for receiving the notice of the second receiving module, according to the industry in service path response message
Business configuration information configures the node traffic information, notifies the second sending module；
The node path parameter is added to industry for receiving the notice of the second receiving module by the second sending module
It is engaged in path request message and is forwarded to the adjacent node of the node；The notice for receiving the second configuration module, by the section
Point business information is added in service path response message, and service path response message is forwarded to the service path response
The upper hop node in service path information that message carries.
The embodiment of the invention also provides a kind of nodes, including the first sending module, the first receiving module and the first configuration
Module, in which:
First sending module, for sending service path request message to adjacent node；
First receiving module notifies the first configuration for receiving the service path response message of adjacent node return
Module；
First configuration module is matched for receiving the notice of the first receiving module according to service path response message
Set the node traffic information.
The embodiment of the invention also provides a kind of nodes, including third sending module, third receiving module and third configuration
Module, in which:
The third receiving module, for receiving the service path request message of adjacent node transmission, notice third configuration
Module；
The third configuration module is believed for receiving the notice of third receiving module according to service path request message
It ceases and determines service path and configure the node traffic information, notify third sending module；
The third sending module according to determining service path and is matched for receiving the notice of third configuration module
The node traffic information set sends service path response message.
Technical solution of the present invention has the following beneficial effects:
Business collocation method and node provided by the invention lead to after the source node and destination node of FlexE business has been determined
The service path request message and service path response message for carrying service configuration information and service path information are crossed, it can be certainly
It moves and creates the configuration of subsequent whole business in equipment room, without manually configuring one by one on each node, prevent from manually occurring wrong
Match, leakage the case where, enhance the validity and correctness of business configuration.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the flow diagram of the business collocation method of first embodiment of the invention；
Fig. 2 is the service path request message or service path response message form schematic diagram of the embodiment of the present invention；
Fig. 3 is source node or destination node in the service path request message or service path response message of the embodiment of the present invention
Service configuration information schematic diagram；
Fig. 4 is the business of intermediate node in the service path request message or service path response message of the embodiment of the present invention
Configuration information schematic diagram；
Fig. 5 is the flow diagram of the business collocation method of second embodiment of the invention；
Fig. 6 is the flow diagram of the business collocation method of third embodiment of the invention；
Fig. 7 is a kind of structural schematic diagram of node of first embodiment of the invention；
Fig. 8 is a kind of structural schematic diagram of node of second embodiment of the invention；
Fig. 9 is a kind of structural schematic diagram of node of third embodiment of the invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
As shown in Figure 1, a kind of business collocation method according to the present invention, includes the following steps:
Step 101: intermediate node receives the message that adjacent node is sent, and message information determines that institute is received based on the received
Type of message；
Further, the message that the node is sent by adjacent node described in data communication network DCN channel reception.
It should be noted that data communication network (Data Communication Network, DCN) is to meet telecommunications
Enterprise's maintenance is managed, the needs of management and service, in an integrated data communication network of telecommunications network upper framework.With ether
The development of network technology, operator further excavate the potentiality of DCN, with constantly mentioning for IT application in enterprises degree
Height, newly-built and reconstruction DCN has been increasingly becoming the enterprise network inside operator, in addition to carrying traditional a variety of dedicated network management informations
Except, DCN has also born the functions such as report of charge system, user credit control and management system and health service revenue.Separately
Outside, DCN also carries office automation (Office Automation, OA) office inside operator, mailing system, official document stream
Turn, the application of enterprises website and Management Support System, including Enterprise Resources Plan (Enterprise Resource
Planning, ERP) system, data warehouse etc..DCN adapts to operator increasingly fierce market competition, promotes business development
With meet increasing management require to play the role of it is of crucial importance.The adjacent node refers to passing through with present node
The connected node in the channel DCN, the adjacent node of source node may be intermediate node, it is also possible to destination node；The neighbour of intermediate node
Nearly node may be source node, it may be possible to destination node, it is also possible to other intermediate nodes；During the adjacent node of destination node may be
Intermediate node, it is also possible to source node.
Further, the message information based on the received determines the received type of message of institute, specifically includes:
According to mark place value in received message, determine the received type of message of institute be service path request message or
Service path response message.
Further, the message information based on the received determines the received type of message of institute, specifically includes:
If source Media Access Controlled layer MAC address in received message is different from the MAC Address of itself, is received
Message in purpose Media Access Controlled layer MAC address is different from the MAC Address of itself and source MAC and purpose MAC
Location is different, then the received message of institute is service path request message；
If source MAC in received message is different from the MAC Address of itself, target MAC (Media Access Control) address and itself
MAC Address is different and source MAC is identical as target MAC (Media Access Control) address, then the received message of institute is service path response message.
Further, message information determines that the nodal community of itself and institute are received to the intermediate node based on the received
Type of message.
In an embodiment of the present invention, the intermediate node based on the received message information determine the nodal community of itself with
And the received type of message of institute, it specifically includes:
Compare source MAC in received message, target MAC (Media Access Control) address and itself MAC Address, determine the node
Attribute is source node, intermediate node or destination node；
According to mark place value in received message, determine the received type of message of institute be service path request message or
Service path response message.
Further, it is described compare source MAC, target MAC (Media Access Control) address and the MAC of itself in received message
Location determines that the nodal community is source node, intermediate node or destination node, specifically includes:
If source MAC is different from the MAC Address of itself, target MAC (Media Access Control) address and the MAC Address of itself are different, institute
Stating node is intermediate node；
If source MAC is identical as the MAC Address of itself, and target MAC (Media Access Control) address is identical as the MAC Address of itself, then
The node is source node；
If the source MAC and MAC Address of itself is different, target MAC (Media Access Control) address is identical as the MAC Address of itself, institute
Stating node is destination node.
In an alternative embodiment of the invention, message information determines itself nodal community to the intermediate node based on the received
And the received type of message of institute, it specifically includes:
If source MAC in received message it is different from the MAC Address of itself, purpose in received message
MAC Address is different from the MAC Address of itself and source MAC and target MAC (Media Access Control) address are different, then the node is intermediate node,
The received message of institute is service path request message；
If source MAC in received message it is different from the MAC Address of itself, purpose in received message
And the MAC Address of itself is different and source MAC is identical as target MAC (Media Access Control) address for MAC Address, then the node is intermediate node,
The received message of institute is service path response message；
If source MAC in received message it is identical as the MAC Address of itself, and mesh in received message
MAC Address it is identical as the MAC Address of itself, then the node is source node, and the received message of institute is service path response report
Text；
If source MAC in received message it is different from the MAC Address of itself, purpose in received message
MAC Address is identical as the MAC Address of itself, then the node is destination node, and the received message of institute is service path request message.
If step 102, the received message of institute are service path request messages, the intermediate node joins the path of itself
Number is added in the service path information of service path request message, and service path request message is forwarded to the middle node
The adjacent node of point；
If the received message of institute is service path response message, the intermediate node is according in service path response message
The service configuration information of next-hop node configure the business information of the intermediate node, by the business information of the intermediate node
It is added in service path response message, service path response message is forwarded to the industry that the service path response message carries
The upper hop node being engaged in routing information.
It is worth noting that the received message of institute is service path response message, described if the node is source node
Source node configures the source node business information according to service path response message；
If the node is destination node, the received message of institute is service path request message, and the destination node is according to industry
Business path request message information determines service path information and configures the destination node business information, then according to determining business
Routing information and the destination node business information of configuration send service path response message.
Further, the service path response message includes the source node, destination node, business to be configured of business to be configured
Service configuration information and service path information.
Specifically, the service configuration information includes but is not limited to service bandwidth, FlexE group (Group), FlexE client
Hold the sequence of time slots of (Client) and its shared port FlexE.
In an embodiment of the present invention, the service configuration information include service bandwidth, FlexE Group serial number,
FlexE Group Number, FlexE Client serial number and shared time slot, two FlexE Client of time-slot cross, source section
The business client side port information of point and destination node.
Specifically, the service path information includes but is not limited to the node MAC addr passed through, the access port by node
Mouthful.
In an embodiment of the present invention, further include in the service path response message by node hop count and process
The remaining bandwidth of each port.
It should be noted that the service path request message and service path response message can use identical knot
Structure, still, when source node send service path request message when, except the source node of business to be configured, destination node, service bandwidth,
Known to the go out port numbers information of source node business client side interface attribute, destination node business client side interface attribute and source node
Outside, the value of other service configuration informations and service path information is preset null value (NULL).Source node receives service path
After response message, this node business information of configuration is identical as the business information structure that destination node configures.
Further, destination node compares the routing information of all service path request messages received, selects bandwidth
Meet, the least path of hop count, then extract message configuration data, destination node business information is configured, then according to final choice
Path and configuration destination node business information send service path response message.
Specifically, the extraction message configuration data configures destination node business information, specifically includes, according to service bandwidth,
Determine sequence of time slots shared by FlexE Client；FlexE Group serial number and number (Number) are generated, by destination node service network
FlexE Group is added in the network side port FlexE, and generates physical layer number code (PHY Number)；FlexE Client is also added
Enter into FlexE Group, while FlexE Client is bound into client side port.
In an embodiment of the present invention, the destination node is before sending service path response message, by place as shown in Figure 4
Node traffic information is added in service path response message, and identified service path information is added to service path response
In message, source MAC and target MAC (Media Access Control) address in the service path response message are the service path request message
Source MAC.
Further, the destination node can generate by the following method service path response message:
Destination node business information is added in service path request message；
Purpose MAC in service path request message is directly revised as to the MAC Address of source node；
Using modified service path request message as service path response message.
It should be noted that configuring this node business information after intermediate node (P node) receives service path response message
When, two FlexE Client are firstly generated, the network side FlexE port sequence of time slots configuration of binding is identical, and by two
FlexE Client is added in FlexE Group, and PHY Number is identical, then generates two FlexE Client time slots
Cross attribute.
In an embodiment of the present invention, format such as Fig. 2 of the service path request message or service path response message
Shown, the service configuration information of the source node or destination node is as shown in figure 3, the service configuration information of the intermediate node is such as schemed
Shown in 4.
As shown in figure 5, a kind of business collocation method according to the present invention, includes the following steps:
Step 501: source node sends service path request message to adjacent node；
Further, source node sends service path request message to adjacent node by the channel data communication network DCN.
It should be noted that the adjacent node of source node may be intermediate node, it is also possible to destination node.
Further, the service path request message include the source node of business to be configured, destination node, service bandwidth,
The go out port numbers of source node business client side interface attribute, destination node business client side interface attribute and source node.
The source node business client side interface attribute can be Ethernet interface mode or common public radio interface
(The Common Public Radio Interface, CPRI) mode；The destination node business client side interface attribute can be with
For Ethernet interface mode or common public radio interface CPRI mode.
Further, the Ethernet interface mode includes 1GE, 10GE, 25GE, 40GE interface etc..
Step 502: source node receives the service path response message of adjacent node transmission, according to service path response report
Text configuration source node business information.
It should be noted that source MAC in the more received message of source node and the MAC Address of itself whether
Identical, whether the target MAC (Media Access Control) address in received message is identical as the MAC Address of itself, if source MAC and purpose MAC
Address is all the same with itself MAC Address, then source node judges received message for service path response message.
As shown in fig. 6, a kind of business collocation method according to the present invention, includes the following steps:
Step 601: destination node receives the service path request message that adjacent node is sent；
Further, the destination node passes through the service path that data communication network DCN channel reception adjacent node is sent
Request message.
It should be noted that the adjacent node of destination node may be source node, it is also possible to other intermediate nodes.
Step 602, destination node determine service path according to service path request message information and configure destination node business letter
Breath sends service path response message according to determining service path and the destination node business information of configuration.
Further, the destination node compares the routing information of all service path request messages received, selection
Bandwidth satisfaction, the least path of hop count, then extract message configuration data, configure destination node business information, then according to final
The path of selection and the destination node business information of configuration send service path response message.
Specifically, the extraction message configuration data configures destination node business information, specifically includes, according to service bandwidth,
Determine sequence of time slots shared by FlexE Client；FlexE Group serial number and number (Number) are generated, by destination node service network
FlexE Group is added in the network side port FlexE, and generates physical layer number code (PHY Number)；FlexE Client is also added
Enter into FlexE Group, while FlexE Client is bound into client side port.
In an embodiment of the present invention, the destination node is before sending service path response message, by place as shown in Figure 4
Node traffic information is added in service path response message, and identified service path information is added to service path response
In message, source MAC and target MAC (Media Access Control) address in the service path response message are the service path request message
Source MAC.
Further, the destination node can generate by the following method service path response message:
Destination node business information is added in service path request message；
Purpose MAC in service path request message is directly revised as to the MAC Address of source node；
Using modified service path request message as service path response message.
As shown in fig. 7, a kind of node according to the present invention, including the second receiving module, the second sending module and second are matched
Set module, in which:
Second receiving module, for receiving service path request message or the service path response of adjacent node transmission
Message, message information determines the received type of message of institute based on the received；If received type of message is service path response
Message notifies the second configuration module；If received type of message is service path request message, the second sending module is notified；
Second configuration module, for receiving the notice of the second receiving module, according to the industry in service path response message
Business configuration information configures the node traffic information, notifies the second sending module；
The node path parameter is added to industry for receiving the notice of the second receiving module by the second sending module
It is engaged in path request message and is forwarded to the adjacent node of the node；The notice for receiving the second configuration module, by the section
Point business information is added in service path response message, and service path response message is forwarded to the service path response
The upper hop node in service path information that message carries.
It should be noted that the adjacent node of source node may be intermediate node, it is also possible to destination node；Intermediate node
Adjacent node may be source node, it may be possible to destination node, it is also possible to other intermediate nodes；The adjacent node of destination node may be
Intermediate node, it is also possible to source node.
Further, second receiving module passes through the industry that data communication network DCN channel reception adjacent node is sent
Business path request message or service path response message.
Further, the message information based on the received determines the received type of message of institute, specifically includes:
If the source MAC in received message is different from the MAC Address of itself, the purpose MAC in received message
Address is different from the MAC Address of itself and source MAC and target MAC (Media Access Control) address are different, then this node is intermediate node, is received
Message be service path request message；
If source MAC is different from the MAC Address of itself, target MAC (Media Access Control) address is different with the MAC Address of itself and source
MAC Address is identical as target MAC (Media Access Control) address, then this node is intermediate node, and the received message of institute is service path response message；
If source MAC is identical as the MAC Address of itself, and target MAC (Media Access Control) address is identical as the MAC Address of itself, then
This node is source node, and the received message of institute is service path response message；
If the source MAC and MAC Address of itself is different, target MAC (Media Access Control) address is identical as the MAC Address of itself, this
Node is destination node, and the received message of institute is service path request message.
It should be noted that firstly generating two FlexE when second configuration module configures the node traffic information
The network side FlexE port sequence of time slots configuration of Client, binding are identical, and two FlexE Client are added to
In FlexE Group, PHY Number is identical, then generates two FlexE Client time-slot cross attributes.
As shown in figure 8, a kind of node according to the present invention, including the first sending module, the first receiving module and first are matched
Set module, in which:
First sending module, for sending service path request message to adjacent node；
First receiving module notifies the first configuration for receiving the service path response message of adjacent node transmission
Module；
First configuration module is matched for receiving the notice of the first receiving module according to service path response message
Set the node traffic information.
Further, first sending module sends business road to adjacent node by the channel data communication network DCN
Diameter request message；First receiving module passes through the service path that data communication network DCN channel reception adjacent node is sent
Response message.
Further, the service path request message include the source node of business to be configured, destination node, service bandwidth,
The go out port numbers of source node business client side interface attribute, destination node business client side interface attribute and source node.
Specifically, the source node business client side interface attribute can be Ethernet interface mode or general public wireless
Electrical interface (The Common Public Radio Interface, CPRI) mode；The destination node business client side interface category
Property can be Ethernet interface mode or CPRI mode.
Further, the Ethernet interface mode includes 1GE, 10GE, 25GE, 40GE interface etc..
Further, the service path response message includes the source node, destination node, business to be configured of business to be configured
Service configuration information and service path information.
Specifically, the service configuration information includes but is not limited to service bandwidth, FlexE group (Group), FlexE client
Hold the sequence of time slots of (Client) and its shared port FlexE.
In an embodiment of the present invention, the service configuration information include service bandwidth, FlexE Group serial number,
FlexE Group Number, FlexE Client serial number and shared time slot, two FlexE Client of time-slot cross, source section
The business client side port information of point and destination node.
Specifically, the service path information includes but is not limited to the node MAC addr passed through, the access port by node
Mouthful.
In an embodiment of the present invention, further include in the service path response message by node hop count and process
The remaining bandwidth of each port.
It should be noted that the service path request message and service path response message can use identical knot
Structure, still, when source node send service path request message when, except the source node of business to be configured, destination node, service bandwidth,
Known to the go out port numbers information of source node business client side interface attribute, destination node business client side interface attribute and source node
Outside, the value of other service configuration informations and service path information is preset null value (NULL).Source node receives service path
After response message, this node business information of configuration is identical as the business information structure that destination node configures.
In an embodiment of the present invention, format such as Fig. 2 of the service path request message or service path response message
Shown, the service configuration information of the source node or destination node is as shown in figure 3, the service configuration information of the intermediate node is such as schemed
Shown in 4.
As shown in figure 9, a kind of node according to the present invention, including third sending module, third receiving module and third are matched
Set module, in which:
The third receiving module, for receiving the service path request message of adjacent node transmission, notice third configuration
Module；
The third configuration module is believed for receiving the notice of third receiving module according to service path request message
It ceases and determines service path and configure the node traffic information, notify third sending module；
The third sending module according to determining service path and is matched for receiving the notice of third configuration module
The node traffic information set sends service path response message.
Further, the third receiving module passes through the industry that data communication network DCN channel reception adjacent node is sent
Business path request message.
Further, the third configuration module is specifically used for: by the path of all service path request messages received
Information compares, and selects bandwidth to meet, the least path of hop count, then extracts message configuration data, configure the node traffic
Information.
Specifically, the third configuration module extracts message configuration data, configures the node traffic information, specific to wrap
It includes: according to service bandwidth, determining sequence of time slots shared by FlexE Client, 1 time slot is 5G size；Generate FlexE Group
The destination node business network side port FlexE is added FlexE Group, and generates PHY Number by serial number and Number；It will
FlexE Client is also added in FlexE Group, while FlexE Client is bound client side port.
Below by way of a preferred embodiment, illustrate how using business collocation method of the invention, source node, middle node
Point and destination node.It is worth noting that, preferred embodiment below is intended merely to preferably describe the present invention, do not constitute to this
Invention improperly limits.
Step 1001: determining source node, destination node, service parameter and the path parameter of business to be configured；
It should be noted that herein, according to the information of actual business to be configured, determine business to be configured source node,
Destination node, service parameter and path parameter.
Step 1002, source node send service path request message to adjacent node by the channel DCN；
The parameter that the service path request message carries includes but is not limited to: purpose MAC, source MAC, service parameter, road
Diameter parameter.
It should be noted that the adjacent node refers to the node being connected with present node by the channel DCN, the industry
Be engaged in path request message format as shown in Fig. 2, further include in the service path request message by node hop count and warp
The port remaining bandwidth crossed.
Step 1003, adjacent node determine that this nodal community is intermediate node or place according to service path request message information
Node, if it is intermediate node, this node path parameter and service parameter are added to service path request message by adjacent node
In and be forwarded to other adjacent nodes；If it is destination node, adjacent node determines business according to service path request message information
Path simultaneously configures destination node business information, then sends service path response message according to determining service path；
Further, adjacent node passes through the MAC for judging destination node MAC and this node in service path request message
It is whether consistent, if unanimously, this node is destination node；If it is inconsistent, this node is intermediate node.
Further, if adjacent node is intermediate node, the routing information of this node is added to service path and is asked
It asks in message and is forwarded to other adjacent nodes.
Further, if adjacent node is destination node, the routing information in service path request message is taken out, with
The routing information of all service path request messages received compares, and selects bandwidth to meet, the least path of hop count, then mentions
Service path request message configuration data is taken, destination node business information is configured, then according to the path of final choice and configuration
Destination node business information sends service path response message.
Specifically, the extraction message configuration data configures destination node business information, specifically includes, according to service bandwidth,
Determine sequence of time slots shared by FlexE Client, 1 time slot is 5G size；FlexE Group serial number and Number are generated, by place
FlexE Group is added in the node traffic port network side FlexE, and generates PHY Number；FlexE Client is also added
Client side port is bound into FlexE Group, while by FlexE Client.
After node in step 1004, path receives service path response message, configured according to service path response message
This node business information.
It should be noted that the routing information in service path response message includes all node M AC and end in path
Mouthful, business information includes the sequence of time slots of FlexE Group, FlexE Client and its shared port FlexE.PE source node
After receiving service path response message, this node business information of configuration is identical as the business information structure that PE destination node configures；
But after P node receives response message, when configuring this node business information, two FlexE Client, the net of binding are firstly generated
The port FlexE sequence of time slots configuration in network side is identical, and two FlexE Client is added in FlexE Group, PHY
Number is identical, then generates two FlexE Client time-slot cross attributes.
After the completion of business configuration, configured business information can be checked on each node, checked whether correct.
Business collocation method and node provided by the invention pass through manual confirmation source node, destination node and corresponding business
The business that whole network equipment can be completed after information automatically generates, without being configured one by one by order line to single network element,
Operating procedure is simple and convenient, and this method, very close in engineer application, pure software is automatically brought into operation, and prevents artificial leakage and mistake
Match, particularly, when service path is longer, greatly reduces engineering site maintenance difficulties, cost and risk；
Further, service path request message and service path response message are sent or received using the channel DCN, not
Additional occupied bandwidth is needed, under the premise of all nodes in network are switched on DCN channel function, no matter creates which two
Business between point can be completed quickly and effectively.
Those of ordinary skill in the art will appreciate that all or part of the steps in the above method can be instructed by program
Related hardware is completed, and described program can store in computer readable storage medium, such as read-only memory, disk or CD
Deng.Optionally, one or more integrated circuits also can be used to realize, accordingly in all or part of the steps of above-described embodiment
Ground, each module/unit in above-described embodiment can take the form of hardware realization, can also use the shape of software function module
Formula is realized.The present invention is not limited to the combinations of the hardware and software of any particular form.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of business collocation method characterized by comprising
Intermediate node receives the message that adjacent node is sent, and message information determines the received type of message of institute based on the received；
If the received message of institute is service path request message, the path parameter of itself is added to business by the intermediate node
In the service path information of path request message, and service path request message is forwarded to the neighbouring section of the intermediate node
Point；
If the received message of institute is service path response message, the intermediate node configures certainly according to service path response message
The business information of itself is added in service path response message by the business information of body, and service path response message is forwarded
The upper hop node in service path information carried to the service path response message.
2. business collocation method according to claim 1, which is characterized in that the intermediate node passes through data communication network
The message that adjacent node described in DCN channel reception is sent, and the business road is forwarded by the channel the data communication network DCN
Diameter request message or the service path response message.
3. business collocation method according to claim 1, which is characterized in that the message information based on the received determines institute
Received type of message, specifically includes:
According to mark place value in received message, determine that the received type of message of institute is service path request message or business
Path response message.
4. business collocation method according to claim 1, which is characterized in that the message information based on the received determines institute
Received type of message, specifically includes:
If source Media Access Controlled layer MAC address in received message is different from the MAC Address of itself, the received report of institute
Purpose Media Access Controlled layer MAC address in text is different from the MAC Address of itself and source MAC and target MAC (Media Access Control) address not
Together, then the received message of institute is service path request message；
If source MAC in received message is different from the MAC Address of itself, target MAC (Media Access Control) address and the MAC of itself
Location is different and source MAC is identical as target MAC (Media Access Control) address, then the received message of institute is service path response message.
5. business collocation method according to claim 1, which is characterized in that the service path response message includes wait match
Source node, destination node, the service configuration information of business to be configured and the service path information of purchase of property business；
The service configuration information include service bandwidth, flexible Ethernet FlexE group, flexible Ethernet FlexE client and its
The sequence of time slots of the shared port flexible Ethernet FlexE；
The service path information include by node MAC addr, by the discrepancy port of node.
6. business collocation method according to claim 5, which is characterized in that the service path response message further include through
The remaining bandwidth of each port of the node hop count and process crossed.
7. a kind of business collocation method characterized by comprising
Source node sends service path request message to adjacent node；
Source node receives the service path response message of adjacent node transmission, configures source node according to service path response message
Business information.
8. a kind of business collocation method characterized by comprising
Destination node receives the service path request message that adjacent node is sent；
Destination node determines service path according to service path request message information and configures destination node business information, according to determining
Service path and the destination node business information of configuration send service path response message.
9. a kind of node, which is characterized in that including the second receiving module, the second sending module and the second configuration module, in which:
Second receiving module, for receiving the service path request message or service path response report of adjacent node transmission
Text, message information determines the received type of message of institute based on the received；If received type of message is service path response report
Text notifies the second configuration module；If received type of message is service path request message, the second sending module is notified；
Second configuration module is matched for receiving the notice of the second receiving module according to the business in service path response message
Node traffic information described in information configuration is set, notifies the second sending module；
The node path parameter is added to business road for receiving the notice of the second receiving module by the second sending module
In diameter request message and it is forwarded to the adjacent node of the node；The notice for receiving the second configuration module, by the node industry
Business information is added in service path response message, and service path response message is forwarded to the service path response message
Upper hop node in the service path information of carrying.
10. a kind of node, which is characterized in that including the first sending module, the first receiving module and the first configuration module, in which:
First sending module, for sending service path request message to adjacent node；
First receiving module notifies the first configuration module for receiving the service path response message of adjacent node return；
First configuration module configures institute according to service path response message for receiving the notice of the first receiving module
State node traffic information.
11. a kind of node, which is characterized in that including third sending module, third receiving module and third configuration module, in which:
The third receiving module notifies third configuration module for receiving the service path request message of adjacent node transmission；
The third configuration module, it is true according to service path request message information for receiving the notice of third receiving module
Determine service path and configure the node traffic information, notifies third sending module；
The third sending module, for receiving the notice of third configuration module, according to determining service path and configuration
The node traffic information sends service path response message.
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