CN109246832A - A kind of OM Path Setup method and device - Google Patents
A kind of OM Path Setup method and device Download PDFInfo
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- CN109246832A CN109246832A CN201710298796.7A CN201710298796A CN109246832A CN 109246832 A CN109246832 A CN 109246832A CN 201710298796 A CN201710298796 A CN 201710298796A CN 109246832 A CN109246832 A CN 109246832A
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Abstract
The embodiment of the invention provides a kind of OM Path Setup method and devices, this method comprises: by in connected link on direct-connected two or more of BBU any link and BBU establish the channel OM, and will it is corresponding on connect port and be set as the port OM；By the port information for sending the corresponding lower even port of every lower connected link to second level RRU with the lower connected link of direct-connected two or more of second level RRU；According to the response results from second level RRU received, select either port as target port from the corresponding lower even port of connected link under two or more according to pre-defined rule；By target port and OM port binding, so that second level RRU passes through target port and the intercommunication of the channel OM.To propose the OM Path Setup method under a kind of multilink cascade scene, resource utilization is effectively promoted.
Description
Technical field
The present embodiments relate to the communications field more particularly to a kind of OM Path Setup method and devices.
Background technique
Currently, BBU (Base Band Unit, Base Band Unit) in the prior art and first order RRU (Radio Remote
Unit, Remote Radio Unit) and second level RRU chain connection type as shown in Figure 1, in the prior art mainly using BBU,
OM channel of the single-link to establish between BBU and the first order, second level RRU between first order RRU and second level RRU, thus
The transmission of information and date information is managed by the channel OM.
But since the prior art is only limitted to the OM Path Setup of single-link, it include the feelings of multiple ports in RRU
Under condition, then there is the wasting of resources in the prior art.
Summary of the invention
The embodiment of the present invention provides a kind of Operation and Maintenance OM Path Setup method, not perfect to solve the prior art, causes
The wasting of resources the problem of.
To solve the above-mentioned problems, the invention discloses a kind of Operation and Maintenance OM Path Setup methods, are applied to the first order
Remote radio unit (RRU) RRU, wherein first order RRU has to be connected on one or more for being used for direct-connected baseband processing unit BBU
Port, and, for direct-connected second level RRU one or more under connect port, method includes:
By in connected link on direct-connected two or more of BBU any link and BBU establish the channel OM, and will
Connect port on corresponding and is set as the port OM；
It is sent by two or more lower connected link direct-connected with second level RRU to second level RRU and connects chain under every
The port information of the corresponding lower even port in road；
According to the response results from second level RRU received, connect under two or more according to pre-defined rule
Link selects either port as target port in corresponding lower even port；
By target port and OM port binding, so that second level RRU passes through target port and the intercommunication of the channel OM.
In a preferred embodiment of the invention, by target port and OM port binding, so that second level RRU passes through
After the step of target port and the intercommunication of the channel OM, further comprise:
The other lower even ports for not being elected to be target port are tied up respectively with the other upper even ports for not being elected to be the port OM
It is fixed, so as to data channel be formed between the second level RRU and BBU, so that RRU be made to pass through data channel and BBU interaction data message.
In a preferred embodiment of the invention, by target port and OM port binding, so that second level RRU passes through
It the step of target port and the intercommunication of the channel OM, specifically includes:
After target port and the success of OM port binding, if receiving the access that second level RRU is sent by target port
Access request message is then passed through BBU by the channel OM by request message, so that second level RRU is receiving connecing for BBU return
After entering request response, the channel OM is established by the corresponding lower connected link of target port and BBU.
In a preferred embodiment of the invention, the response results from second level RRU that foundation receives, according to
Pre-defined rule selects step of the either port as target port from the corresponding lower even port of connected link under two or more
Suddenly, it specifically includes:
According to the response results from second level RRU received, the connection of two or more lower connected link is judged
Whether state is normal；
If so, selecting either end from the corresponding lower even port of connected link under two or more according to pre-defined rule
Mouth is used as target port.
In a preferred embodiment of the invention, according to following pre-defined rule selection target port:
According to the sequence of each response message from second level RRU that port receives lower even, selection target port；
Alternatively,
It is corresponding pre- according to each lower even port if each lower even port receives the response message from second level RRU
Determine priority orders, selection target port.
According to another aspect of the present invention, a kind of Operation and Maintenance OM Path Setup device is provided, it is remote to be applied to the first order
End-fire frequency unit R RU, wherein first order RRU, which has, connects end on one or more for being used for direct-connected baseband processing unit BBU
Mouthful, and, for direct-connected second level RRU one or more under connect port, device includes:
Module is established, for by building with any link in connected link on direct-connected two or more of BBU with BBU
The vertical channel OM, and will it is corresponding on connect port and be set as the port OM；
Sending module, for being sent out by two or more lower connected link direct-connected with second level RRU to second level RRU
Send the port information of the corresponding lower even port of every lower connected link；
Selecting module, for according to the response results from second level RRU that receive, according to pre-defined rule from two or
Two select either port as target port using in the corresponding lower even port of upper and lower connected link；
Binding module is used for target port and OM port binding, so that second level RRU passes through target port and the channel OM
Intercommunication.
In a preferred embodiment of the invention, binding module is further used for:
The other lower even ports for not being elected to be target port are tied up respectively with the other upper even ports for not being elected to be the port OM
It is fixed, so as to data channel be formed between the second level RRU and BBU, so that RRU be made to pass through data channel and BBU interaction data message.
In a preferred embodiment of the invention, binding module is further used for:
After target port and the success of OM port binding, if receiving the access that second level RRU is sent by target port
Access request message is then passed through BBU by the channel OM by request message, so that second level RRU is receiving connecing for BBU return
After entering request response, the channel OM is established by the corresponding lower connected link of target port and BBU.
In a preferred embodiment of the invention, selecting module is further used for:
According to the response results from second level RRU received, the connection of two or more lower connected link is judged
Whether state is normal；
If so, selecting either end from the corresponding lower even port of connected link under two or more according to pre-defined rule
Mouth is used as target port.
In a preferred embodiment of the invention, selecting module is according to following pre-defined rule selection target port:
According to the sequence of each response message from second level RRU that port receives lower even, selection target port；
Alternatively,
It is corresponding pre- according to each lower even port if each lower even port receives the response message from second level RRU
Determine priority orders, selection target port.
Compared with prior art, the technical solution in the embodiment of the present invention, first order RRU pass through two direct-connected with BBU
Or any links in two or more upper connected links and BBU establish the channel OM, and will it is corresponding on connect port and be set as the port OM；
It is corresponding by sending every lower connected link to second level RRU with two or more direct-connected lower connected link of second level RRU
The port information of lower even port；According to the response results from second level RRU received, according to pre-defined rule from two or two
Item selects either port as target port using in the corresponding lower even port of upper and lower connected link；Target port and the port OM are tied up
It is fixed, so that second level RRU passes through target port and the intercommunication of the channel OM.It is logical to propose a kind of OM that multilink cascades under scene
Road method for building up, is effectively promoted resource utilization.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the equipment connection schematic diagram in prior embodiment；
Fig. 2 is a kind of flow chart of OM Path Setup method of the embodiment of the present invention；
Fig. 3 is the equipment connection schematic diagram in the embodiment of the present invention；
Fig. 4 is a kind of structural block diagram of OM Path Setup device of the embodiment of the present invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Referring to Fig. 2, a kind of flow chart of OM Path Setup method of the embodiment of the present invention is shown, this method is applied to the
Level-one RRU, can specifically include following steps:
Step 201, by in connected link on direct-connected two or more of BBU any link and BBU establish OM
Channel, and will it is corresponding on connect port and be set as the port OM.
Referring to Fig. 3, the equipment connection schematic diagram being illustrated in figure 3 in the embodiment of the present invention.In Fig. 3:
First order RRU has multiple ports, respectively port 1-4.Wherein, port 1 and port 2 are used for direct-connected with BBU,
That is, the upper even port in the embodiment of the present invention, the upper even direct connected link between port 1 and BBU is upper connected link 1, upper even port 2
Direct connected link between BBU is upper connected link 2.Port 3 and port 4 are used for direct-connected with second level RRU, that is, the present invention is implemented
Lower even port in example, wherein direct connected link between second line of a couplet port 3 and second level RRU is lower connected link 1, second line of a couplet port 4 with
Direct connected link between the RRU of the second level is lower connected link 2.Dual link is only shown direct-connected in Fig. 3, can be in other embodiments
Two with the direct-connected of uplink, it should be noted that first order RRU corresponds to the port number phase of the side BBU and second level RRU
Deng, i.e., on to connect the quantity of port equal with the lower even quantity of port.And in an embodiment of the present invention, first order RRU with
The port that BBU is connected with second level RRU is optical port.
Specifically, in an embodiment of the present invention, first order RRU selection and appointing in BBU direct-connected a plurality of upper connected link
One upper connected link, and the channel OM is established by connected link on this and BBU.Wherein, corresponding upper even port of connected link is on this
For the port OM.
Step 202, every by being sent with two or more second level RRU direct-connected lower connected link to second level RRU
The port information of the corresponding lower even port of connected link under item.
Specifically, in an embodiment of the present invention, first order RRU passes through physical layer control word for the equipment of first order RRU
The port information of information and lower even port, is sent to second level RRU by direct-connected lower connected link corresponding with the port.It needs
Illustrate, the port information of the corresponding lower even port of this lower connected link is only transmitted in a lower connected link, to make second
Grade RRU can know that its each port is corresponding with which port of first order RRU and be connected.
Step 203, according to the response results from second level RRU received, according to pre-defined rule from two or two
Select either port as target port using in the corresponding lower even port of upper and lower connected link.
Specifically, in an embodiment of the present invention, second level RRU receives meeting returning response information after port information, the
Level-one RRU according to the response results from second level RRU received, and according to pre-defined rule from it is lower even select in port it is any
Port is as target port.
Step 204, by target port and OM port binding, so that second level RRU passes through target port and the intercommunication of the channel OM.
Specifically, in an embodiment of the present invention, first order RRU by the port OM of selected target port and the side BBU into
Row binding, so that the connection of target port Yu the port OM is realized, so that first order RRU can be mutual by target port and the channel OM
It is logical.
To sum up, the technical solution in the embodiment of the present invention, first order RRU by with direct-connected two or more of BBU
Any link and BBU in upper connected link establish the channel OM, and set the port OM for corresponding port；By with second level RRU
The lower connected link of direct-connected two or more is believed to the port that second level RRU sends the corresponding lower even port of every lower connected link
Breath；According to the response results from second level RRU received, connected link pair is descended from two or more according to pre-defined rule
Select either port as target port in the lower even port answered；By target port and OM port binding, so that second level RRU is logical
Cross target port and the intercommunication of the channel OM.To propose the OM Path Setup method under a kind of multilink cascade scene, effectively
Improve resource utilization.
In addition, in a preferred embodiment of the invention, by target port and OM port binding, so that the second level
After RRU passes through the step of target port and intercommunication of the channel OM, further comprise:
The other lower even ports for not being elected to be target port are tied up respectively with the other upper even ports for not being elected to be the port OM
It is fixed, so as to data channel be formed between the second level RRU and BBU, so that RRU be made to pass through data channel and BBU interaction data message.
In a preferred embodiment of the invention, by target port and OM port binding, so that second level RRU passes through
It the step of target port and the intercommunication of the channel OM, specifically includes:
After target port and the success of OM port binding, if receiving the access that second level RRU is sent by target port
Access request message is then passed through BBU by the channel OM by request message, so that second level RRU is receiving connecing for BBU return
After entering request response, the channel OM is established by the corresponding lower connected link of target port and BBU.
In a preferred embodiment of the invention, the response results from second level RRU that foundation receives, according to
Pre-defined rule selects step of the either port as target port from the corresponding lower even port of connected link under two or more
Suddenly, it specifically includes:
According to the response results from second level RRU received, the connection of two or more lower connected link is judged
Whether state is normal；
If so, selecting either end from the corresponding lower even port of connected link under two or more according to pre-defined rule
Mouth is used as target port.
In a preferred embodiment of the invention, according to following pre-defined rule selection target port:
According to the sequence of each response message from second level RRU that port receives lower even, selection target port；
Alternatively,
It is corresponding pre- according to each lower even port if each lower even port receives the response message from second level RRU
Determine priority orders, selection target port.
In order to make those skilled in the art better understand OM Path Setup method of the invention, below with specific embodiment
It is described in detail.
Referring now still to Fig. 3, in Fig. 3: first order RRU has multiple ports, respectively port 1-4.Wherein, port 1 and end
Mouth 2 is for direct-connected with BBU, that is, the upper even port in the embodiment of the present invention, the upper even direct connected link between port 1 and BBU is upper
Connected link 1, the upper even direct connected link between port 2 and BBU is upper connected link 2.Port 3 and port 4 are used for straight with second level RRU
Even, that is, the lower even port in the embodiment of the present invention, wherein the direct connected link between second line of a couplet port 3 and the port of second level RRU 5
For lower connected link 1, the direct connected link between second line of a couplet port 4 and the port 6 of second level RRU is lower connected link 2.
In one embodiment of the invention, the port of BBU, RRU are optical port, and intermediate line link is optical fiber connection.
It should be noted that it is schematic example that the number of links and connection method in Fig. 3, which are only, which is not limited by the present invention.
OM Path Setup process is broadly divided into:
1) first order RRU and BBU establish the channel OM.
2) first order RRU selectes the target port of the side second level RRU.
3) first order RRU carries out target port and the port OM and the binding of other ports.
4) second level RRU and BBU establish the channel OM.
Above-mentioned steps are described in detail with specific embodiment below:
1) first order RRU and BBU establish the channel OM.
Referring now still to Fig. 3, there are two direct-connected upper connected links between the first order RRU and BBU, between the first order RRU and BBU
The channel OM is established, in the present embodiment, first order RRU establishes the channel OM by the corresponding upper connected link 1 and BBU in port 1, then holds
Mouth 1 is the port OM.Specific OM Path Setup process can be achieved by the prior art, and the present invention repeats no more.
2) first order RRU selectes the target port of the side second level RRU.
First order RRU passes through physical layer control word for the corresponding port information of the facility information of first order RRU and port 3
Second level RRU is sent to using lower connected link 1.Equally, first order RRU passes through physical layer control word for the equipment of first order RRU
Information and the corresponding port information in port 4 are sent to second level RRU using lower connected link 2.In an embodiment of the present invention, if
Standby information includes but is not limited to device id, and port information includes but is not limited to port numbers.
Second level RRU receives the port information from the corresponding port 3 first order RRU by port 5, and, pass through
Port 6 receives the port information of port 4.Second level RRU corresponds to the corresponding write-in local port in direct-connected port in table.That is, end
The port 3 of the corresponding first order RRU of mouth 5, the port 4 of the corresponding first order RRU in port 6.
Then, second level RRU passes through physical control word to first order RRU returning response message.Specifically, in the present embodiment
In, second level RRU returns to physical control word, the content and the first order which includes to first order RRU by port 5
RRU is sent to the identical of second level RRU, that is, second level RRU does not do any processing to the physical control word received, and direct
The physical control word is directly returned to first order RRU by source port.
First order RRU receives the response message returned from second level RRU by port 3 and port 4.In the present embodiment
In, port 3 and port 4 receive the response message returned from second level RRU, and therefore, first order RRU can confirm port 3
Lower connected link 1 corresponding with port 4 and lower 2 connected state of connected link are normal.If not receiving response message, can confirm corresponding
Lower connected link connected state is abnormal.
Then, under connection normally, in the corresponding port of connected link selection target end according to pre-defined rule by first order RRU
Mouthful.Specifically, in an embodiment of the present invention, first order RRU is according to following pre-defined rule selection target port:
According to the sequence of each response message from second level RRU that port receives lower even, selection target port；
Alternatively,
It is corresponding pre- according to each lower even port if each lower even port receives the response message from second level RRU
Determine priority orders, selection target port.
In the present embodiment, by taking pre-defined rule is reception sequence as an example, it is assumed that port 3 receives response prior to port 4
Message, then first order RRU selection port 3 is used as target port, then the corresponding lower connected link 1 in port 3 is Target Link.
In addition, in an embodiment of the present invention, second level RRU will also correspond to table according to port after returning response message
Access request message is sent to BBU with Fixed Time Interval.Specifically, second level RRU inquires the side first order RRU Target Link
Corresponding ports are port 3, then access request message is sent to the by port 1, lower connected link 1 and port 3 by second level RRU
Level-one RRU.
3) first order RRU carries out target port and the port OM and the binding of other ports.
With continued reference to Fig. 3, behind first order RRU selected target port, by target port, i.e. port 3 and the port OM (i.e. port
1) it is bound, so that port 3 and 1 intercommunication of port.
In addition, in an embodiment of the present invention, first order RRU also needs that other lower even ports of target port will be elected to be
It is bound respectively with the other upper even ports for not being elected to be the port OM, so as to data channel is formed between the second level RRU and BBU,
To make RRU pass through data channel and BBU interaction data message.Specifically, in the present embodiment, first order RRU is by 2 He of port
Port 4 is bound, and the auxiliary link of BBU Yu second level RRU have been formed.In subsequent business transmission process, the channel OM is used for
Transfer management message and data-message, auxiliary link are used for transmission data-message, to improve between BBU and second level RRU
Bandwidth effectively increases data-message efficiency of transmission.
4) second level RRU and BBU establish the channel OM.
In an embodiment of the present invention, first order RRU will be received from second level RRU after completing port binding
Access request message BBU is passed through by port 1, upper connected link 1.
After BBU receives access request message, access request response is returned to first order RRU.First order RRU is by the access
Request response, is sent to second level RRU by port 3, lower connected link 1, port 1.At this point, second level RRU and BBU is successfully established
The channel OM.
In an embodiment of the present invention, after second level RRU and BBU is successfully established the channel OM, BBU needs to establish the network architecture
Table.Method for building up is as follows:
Second level RRU detects whether itself is first order RRU, if so, terminating, if it is not, it is corresponding then to read local port
Table sends control message to BBU by port 1, lower connected link 1, port 3, port 1, upper connected link 1 using physical control word.
It is carried in the control message: the port numbers of the series of first order RRU and corresponding target port, i.e., in the present embodiment
Port 3.
It, will be in the corresponding write-in local network framework table of the information that carried in control message after BBU receives the control message.
During subsequent business carries out, BBU can be managed the transmission of message according to local network framework table.Specifically
, BBU can know that the control message for being sent to second level RRU is needed through the channel OM, the first order by inquiring network architecture table
The port 1 of RRU, port 3, second level RRU port 1 to be transferred to second level RRU, then BBU can be according to the transmission route, will
Control message and/or data-message are sent to second level RRU.
And in subsequent resource allocation, the side BBU can correspond to table according to port and know that primary/secondary link and port are corresponding
RRU, to carry out the reasonable distribution of resource.Also, in the case where primary link breaks down, first order RRU is from auxiliary link
Any one link of middle selection takes over primary link and establishes the channel OM, so that influence of the link failure to system be effectively reduced.
In addition, in one embodiment of the invention, there may also be the multistage RRU such as the third level, fourth stage, under being applied to
The method of grade RRU is similar in above-described embodiment, and details are not described herein by the present invention.
In conclusion the technical solution in the embodiment of the present invention, first order RRU passes through two direct-connected with BBU or two
Any link and BBU in the above upper connected link establish the channel OM, and will it is corresponding on connect port and be set as the port OM；By with
The lower connected link of direct-connected two or more of second level RRU sends the corresponding lower even end of every lower connected link to second level RRU
The port information of mouth；According to the response results from second level RRU that receive, according to pre-defined rule from two or more
Lower connected link selects either port as target port in corresponding lower even port；By target port and OM port binding, so that
Second level RRU passes through target port and the intercommunication of the channel OM.To propose the OM Path Setup under a kind of multilink cascade scene
Resource utilization is effectively promoted in method.
Referring to Fig. 4, a kind of structural block diagram of Operation and Maintenance OM Path Setup device of the embodiment of the present invention, the dress are shown
It sets and is applied to first order remote radio unit (RRU) RRU, wherein first order RRU has one for direct-connected baseband processing unit BBU
Or connect port on more than one, and, for direct-connected second level RRU one or more under connect port, specifically can wrap
It includes with lower module:
Establish module 401, for by in connected link on direct-connected two or more of BBU any link with
BBU establishes the channel OM, and will it is corresponding on connect port and be set as the port OM.
Sending module 402, for by with the lower connected link of direct-connected two or more of second level RRU to the second level
RRU sends the port information of the corresponding lower even port of every lower connected link.
Selecting module 403, for according to the response results from second level RRU that receive, according to pre-defined rule from two
Item or two select either port as target port using in the corresponding lower even port of upper and lower connected link.
Binding module 404 is used for target port and OM port binding, so that second level RRU passes through target port and OM
Channel intercommunication.
In a preferred embodiment of the invention, binding module 404 is further used for:
The other lower even ports for not being elected to be target port are tied up respectively with the other upper even ports for not being elected to be the port OM
It is fixed, so as to data channel be formed between the second level RRU and BBU, so that RRU be made to pass through data channel and BBU interaction data message.
In a preferred embodiment of the invention, binding module 404 is further used for:
After target port and the success of OM port binding, if receiving the access that second level RRU is sent by target port
Access request message is then passed through BBU by the channel OM by request message, so that second level RRU is receiving connecing for BBU return
After entering request response, the channel OM is established by the corresponding lower connected link of target port and BBU.
In a preferred embodiment of the invention, selecting module 403 is further used for:
According to the response results from second level RRU received, the connection of two or more lower connected link is judged
Whether state is normal；
If so, selecting either end from the corresponding lower even port of connected link under two or more according to pre-defined rule
Mouth is used as target port.
In a preferred embodiment of the invention, selecting module is according to following pre-defined rule selection target port:
According to the sequence of each response message from second level RRU that port receives lower even, selection target port；
Alternatively,
It is corresponding pre- according to each lower even port if each lower even port receives the response message from second level RRU
Determine priority orders, selection target port.
In conclusion the technical solution in the embodiment of the present invention, first order RRU passes through two direct-connected with BBU or two
Any link and BBU in the above upper connected link establish the channel OM, and will it is corresponding on connect port and be set as the port OM；By with
The lower connected link of direct-connected two or more of second level RRU sends the corresponding lower even end of every lower connected link to second level RRU
The port information of mouth；According to the response results from second level RRU that receive, according to pre-defined rule from two or more
Lower connected link selects either port as target port in corresponding lower even port；By target port and OM port binding, so that
Second level RRU passes through target port and the intercommunication of the channel OM.To propose the OM Path Setup under a kind of multilink cascade scene
Resource utilization is effectively promoted in method.
For apparatus embodiments, since it is basically similar to the method embodiment, so be described relatively simple, it is related
Place illustrates referring to the part of embodiment of the method.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, commodity or the equipment that include a series of elements not only include that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, commodity or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in process, method, commodity or the equipment for including the element.
A kind of OM Path Setup method and device provided by the present invention is described in detail above, it is used herein
A specific example illustrates the principle and implementation of the invention, and the above embodiments are only used to help understand
Method and its core concept of the invention；At the same time, for those skilled in the art is having according to the thought of the present invention
There will be changes in body embodiment and application range, in conclusion the content of the present specification should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of Operation and Maintenance OM Path Setup method, which is characterized in that be applied to first order remote radio unit (RRU) RRU, wherein
The first order RRU, which has, connects port on one or more for being used for direct-connected baseband processing unit BBU, and, for straight
Connect port under one or more of company second level RRU, which comprises
By in connected link on direct-connected two or more of the BBU any link and the BBU establish the channel OM,
And will it is corresponding on connect port and be set as the port OM；
It is sent under every by two or more lower connected link direct-connected with the second level RRU to the second level RRU
The port information of the corresponding lower even port of connected link；
According to the response results from the second level RRU that receive, according to pre-defined rule from it is described two or more
Lower connected link selects either port as target port in corresponding lower even port；
By the target port and the OM port binding, so that the second level RRU passes through the target port and the OM
Channel intercommunication.
2. the method according to claim 1, wherein described by the target port and the OM port binding,
So as to further comprise after the second level RRU is by the target port and the step of the channel the OM intercommunication:
The other lower even ports for not being elected to be target port are bound respectively with the other upper even ports for not being elected to be the port OM, with
Make to form data channel between the second level RRU and the BBU, thus make the RRU by the data channel with it is described
BBU interaction data message.
3. the method according to claim 1, wherein described by the target port and the OM port binding,
So that the step of second level RRU is by the target port and the channel the OM intercommunication, specifically includes:
After the target port and OM port binding success, if receiving the second level by the target port
The access request message is then passed through the BBU by the channel OM, so that institute by the access request message that RRU is sent
Second level RRU is stated after receiving the access request response that the BBU is returned, passes through the corresponding lower connected link of the target port
The channel OM is established with the BBU.
4. the method according to claim 1, wherein the foundation receive from the second level RRU's
Response results are descended in the corresponding lower even port of connected link to select either port according to pre-defined rule from described two or more
It the step of as target port, specifically includes:
According to the response results from the second level RRU received, judgement two or more lower connected link
Whether connected state is normal；
If so, descending in the corresponding lower even port of connected link to select either end from described two or more according to pre-defined rule
Mouth is used as target port.
5. according to the method described in claim 4, it is characterized in that, selecting the target port according to following pre-defined rule:
According to the sequence of each response message from the second level RRU that port receives lower even, the target port is selected；
Alternatively,
It is corresponding pre- according to each lower even port if each lower even port receives the response message from the second level RRU
Determine priority orders, selects the target port.
6. a kind of Operation and Maintenance OM Path Setup device, which is characterized in that be applied to first order remote radio unit (RRU) RRU, wherein
The first order RRU, which has, connects port on one or more for being used for direct-connected baseband processing unit BBU, and, for straight
Connect port under one or more of company second level RRU, described device includes:
Module is established, for by building with any link in connected link on direct-connected two or more of BBU with the BBU
The vertical channel OM, and will it is corresponding on connect port and be set as the port OM；
Sending module, for by with the lower connected link of direct-connected two or more of the second level RRU to the second level
RRU sends the port information of the corresponding lower even port of every lower connected link；
Selecting module, for according to the response results from the second level RRU that receive, according to pre-defined rule from described two
Item or two select either port as target port using in the corresponding lower even port of upper and lower connected link；
Binding module is used for by the target port and the OM port binding, so that the second level RRU passes through the target
Port and the channel OM intercommunication.
7. device according to claim 6, which is characterized in that the binding module is further used for:
The other lower even ports for not being elected to be target port are bound respectively with the other upper even ports for not being elected to be the port OM, with
Make to form data channel between the second level RRU and the BBU, thus make the RRU by the data channel with it is described
BBU interaction data message.
8. device according to claim 6, which is characterized in that the binding module is further used for:
After the target port and OM port binding success, if receiving the second level by the target port
The access request message is then passed through the BBU by the channel OM, so that institute by the access request message that RRU is sent
Second level RRU is stated after receiving the access request response that the BBU is returned, passes through the corresponding lower connected link of the target port
The channel OM is established with the BBU.
9. device according to claim 6, which is characterized in that the selecting module is further used for:
According to the response results from the second level RRU received, judgement two or more lower connected link
Whether connected state is normal；
If so, descending in the corresponding lower even port of connected link to select either end from described two or more according to pre-defined rule
Mouth is used as target port.
10. device according to claim 9, which is characterized in that the selecting module selects institute according to following pre-defined rule
State target port:
According to the sequence of each response message from the second level RRU that port receives lower even, the target port is selected；
Alternatively,
It is corresponding pre- according to each lower even port if each lower even port receives the response message from the second level RRU
Determine priority orders, selects the target port.
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| EP2717497A2 (en) * | 2011-05-25 | 2014-04-09 | Electronics and Telecommunications Research Institute | Wavelength-division multiplexing optical communication system and method for measuring optical performance of an output signal for the system |
| WO2014094917A1 (en) * | 2012-12-21 | 2014-06-26 | Huawei Technologies Co., Ltd. | Method and apparatus for providing generic hierarchical precoding codebooks |
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|---|---|---|---|---|
| CN101325747A (en) * | 2005-06-02 | 2008-12-17 | 华为技术有限公司 | Honeycomb mobile communication network |
| CN101707498A (en) * | 2009-10-20 | 2010-05-12 | 武汉虹信通信技术有限责任公司 | Device and method for realizing TD-SCDMA RRU multi-stage cascade function |
| EP2717497A2 (en) * | 2011-05-25 | 2014-04-09 | Electronics and Telecommunications Research Institute | Wavelength-division multiplexing optical communication system and method for measuring optical performance of an output signal for the system |
| WO2014094917A1 (en) * | 2012-12-21 | 2014-06-26 | Huawei Technologies Co., Ltd. | Method and apparatus for providing generic hierarchical precoding codebooks |
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