CN105515969B - A kind of method and apparatus for establishing link and a kind of method and apparatus for sending notice - Google Patents
A kind of method and apparatus for establishing link and a kind of method and apparatus for sending notice Download PDFInfo
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- CN105515969B CN105515969B CN201510883513.6A CN201510883513A CN105515969B CN 105515969 B CN105515969 B CN 105515969B CN 201510883513 A CN201510883513 A CN 201510883513A CN 105515969 B CN105515969 B CN 105515969B
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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
- H04L45/28—Routing or path finding of packets in data switching networks using route fault recovery
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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
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
Abstract
The present invention relates to technical field of network storage, in particular to a kind of method and apparatus for establishing link and a kind of method and apparatus for sending notice cannot restore link connection to solve the problems, such as automatically in the prior art.This method includes：Starter reception, which is used to indicate, is revised as two address order for the first address of first port, after determining that the first address and the second address belong to the address of different segment, increases by the second address；It, to select an address being in idle condition in the address of same network segment, is sent to object machine from the second address and is used to indicate the order that the third address of second port is replaced with to the address being in idle condition, delete the first address of starter；Establish the new link of operation business.This technical solution can establish automatically new link, by the port address of object machine in the link that redefines since the port address in starter is when different segment changes so as to avoid the interruption of the business when port address changes.
Description
Technical field
The present invention relates to technical field of network storage, in particular to a kind of method for establishing link and starter, Yi Jiyi
Kind sends the method and object machine of notice.
Background technique
(Internet Small Computer System Interface, network minicomputer system connect iSCSI
Mouthful) it is a kind of memory technology based on internet, more and more scenes apply to iscsi technology at present.And iSCSI business is
Operate in TCP/IP (Transmission Control Protocol/Internet Protocol, transmission control protocol/because
Special net interconnection protocol) on the basis of, in actual business scenario, it is possible that DHCP (Dynamic Host
Configuration Protocol, dynamic host configuration protocol) server failure etc., so that the port of starter or object machine
IP address change, cause between starter and object machine run iSCSI business link disconnection, so as to cause
The interruption of iSCSI business.
Specifically, the iSCSI business networking of object machine and starter includes two kinds of scenes, and one is as shown in Figure 1a
The direct-connected scene of business, when array A is established the link to array B initiation, array A is starter, and array B is object machine, conversely, working as
When array B is established the link to array A initiation, array B is starter, and array A is object machine, array A and array B by cable or
Person's optical fiber cable is connected directly, and the IP address of pre-configured array A and the port array B, is established between array A and array B
The link for running iSCSI business, so that iSCSI business can be operated normally between array A and array B, however, working as array
When the IP address for the port that A or array B is used to run iSCSI business changes, iSCSI industry is run between array A and array B
The link of business disconnects, and leads to the interruption of iSCSI business.
One is exchange networking scenes as shown in Figure 1 b, and by cable or optical fiber cable, array 1 is all connect to array n
Enter interchanger, iSCSI business is run by interchanger between array i and array j, wherein 1≤i≤n, 1≤j≤n, i ≠ j, when
When array i is established the link to array j initiation, array i is starter, and array j is object machine, conversely, array j is starter, battle array
Column i is object machine, when the IP address for the port that array i or array j is used to run iSCSI business changes, array i and battle array
The link disconnection for running iSCSI business between j is arranged, the interruption of iSCSI business is caused.
In conclusion the variation of different segment occurs for the IP address in the port of the operation iSCSI business of starter, cause
When iSCSI service disconnection, the connection for the iSCSI service link that needs manually to resume operation, however this recovery link connection
Mode it is at high cost, the time is long, caused by loss it is larger.
Summary of the invention
The embodiment of the present invention provides a kind of method for establishing link and starter and a kind of method for sending notice and mesh
Device is marked, the change of different segment occurs to solve the existing IP address due to the port of starter operation iSCSI business
The problem of change is when leading to iSCSI service disconnection, cannot restore link connection automatically.
In a first aspect, a kind of method for establishing link is provided, including：
Starter reception, which is used to indicate, is revised as two address life for the first address of the first port of the starter
It enables, the first port is between the starter and object machine for running a port of the link of a business；
The starter is described after determining that first address and second address belong to the address of different segment
First port increases by second address；And
From with second address be same network segment address in, select an address being in idle condition, selection
The address being in idle condition is used to replace the third address of second port in the object machine, and the second port is institute
It states between starter and the object machine for running another port of the link of the business；
The starter is sent to the object machine by first address and is used to indicate the of the second port
Three addresses replace with the order of the address being in idle condition of selection, and delete the first address of the first port,
Retain second address；
The starter establishes the starter and mesh by second address and the address being in idle condition
For running the new link of the business between mark device.
With reference to first aspect, in the first possible implementation of the first aspect, the starter deletes described the
First address of Single port after retaining second address, is established described for running between the starter and object machine
Before the new link of business, further include：
The starter reception is used to indicate the object machine and the third address of the second port is replaced with selection
Idle state address completion response.
With reference to first aspect or the first possible implementation of first aspect, second in first aspect are possible
In implementation, the method also includes：
The starter is if it is determined that first address and second address belong to the address of same network segment, by described the
First address of Single port replaces with second address；
The starter is by the second address of the first port and the third address of the second port, described in foundation
For running the new link of the business between starter and object machine.
With reference to first aspect or second of the first possible implementation of first aspect or first aspect possible
Implementation, in a third possible implementation of the first aspect, the business are network small computer system interface
ISCSI business.
Second aspect provides a kind of method for establishing link, including：
Starter reception, which is used to indicate, is revised as two address life for the first address of the first port of the starter
It enables, the first port is between the starter and object machine for running a port of the link of a business；
The starter, will be described after determining that first address and second address belong to the address of same network segment
First address of first port replaces with second address；
The starter by the third address of the second address of the first port and the second port of the object machine,
It establishes for running the new link of the business between the starter and the object machine, the second port is the starting
For running another port of the link of the business between device and the object machine.
In conjunction with second aspect, in the first possible implementation of the second aspect, the business is the small-sized meter of network
Calculation machine system interface iSCSI business.
The third aspect provides a kind of method for sending notice, including：
Object machine reception, which is used to indicate, is revised as four address life for the third address of the second port of the object machine
It enables, the second port is between the object machine and starter for running a port of the link of a business；
The object machine is described after determining that the third address and the 4th address belong to the address of different segment
Second port increases the 4th address；And
From with the 4th address be same network segment address in, select an address being in idle condition, selection
The address being in idle condition is used to replace the first address of the first port of the starter, and the first port is institute
It states between object machine and the starter for running another port of the link of the business；
The object machine is sent to the starter by the third address and is used to indicate the of the first port
One address replaces with the address of selection being in idle condition and the third address of the second port is replaced with the 4th
The notice of address, so that the starter is established by the address and the 4th address being in idle condition of selection
For running the new link of the business between the starter and object machine；
The object machine deletes the third address of the second port, retains the 4th address.
In conjunction with the third aspect, in the first possible implementation of the third aspect, the object machine receives will be described
After the third address of the second port of object machine replaces with four address order, further include：
The object machine is if it is determined that the third address and the 4th address belong to the address of same network segment, by described the
The third address of Two-port netwerk replaces with the 4th address, and
The third address of the second port is had been replaced with into four address notice and is sent to starter, so that described open
Device is moved by the first address of the 4th address and the first port of the starter, establishes the starter and the target
For running the new link of the business between device.
In conjunction with the possible implementation of the first of the third aspect or the third aspect, second in the third aspect is possible
In implementation, the business is network small computer system interface iSCSI business.
Fourth aspect provides a kind of method for sending notice, including：
Object machine reception, which is used to indicate, is revised as four address life for the third address of the second port of the object machine
It enables, the second port is between the object machine and starter for running a port of the link of a business；
The object machine, will be described after determining that the third address and the 4th address belong to the address of same network segment
The third address of second port replaces with the 4th address, and
It is used to indicate to starter transmission and the third address of the second port is had been replaced with into four address notice, with
Make the starter by the first address of the 4th address and the first port of the starter, establish the starter with
For running the new link of the business between the object machine, the first port be the object machine and the starter it
Between for run the business link another port.
In conjunction with fourth aspect, in the first possible implementation of the fourth aspect, the business is the small-sized meter of network
Calculation machine system interface iSCSI business.
5th aspect, provides a kind of method for establishing link, including：
Starter receives being used to indicate for object machine transmission and replaces with the third address of the second port of the object machine
Four address notice, the second port is between the starter and the object machine for running the link of a business
A port；
The third address of the second port of the object machine is replaced with the 4th address by the starter；
The starter passes through the first address of the first port of the starter and the second port of the object machine
4th address is established for running the new link of the business between the starter and object machine, and the first port is institute
It states between starter and the object machine for running another port of the link of the business.
In conjunction with the 5th aspect, in the first possible implementation of the 5th aspect, the business is the small-sized meter of network
Calculation machine system interface iSCSI business.
6th aspect, provides a kind of method for establishing link, including：
Starter receives being used to indicate for object machine transmission and replaces with the first address of the first port of the starter
The address being in idle condition and replace with the third address of the second port of the object machine that the object machine selects
Four address notice, the first port is between the starter and the object machine for running the link of a business
A port, the second port between the starter and object machine for run the business link another
Port；
First address of the first port is replaced with the address being in idle condition described in selection by the starter,
The third address of the second port is replaced with into the 4th address；
The starter establishes the starter and institute by the address and the 4th address being in idle condition
It states between object machine for running the new link of the business.
In conjunction with the 6th aspect, in the first possible implementation of the 6th aspect, the business is the small-sized meter of network
Calculation machine system interface iSCSI business.
7th aspect, provides a kind of starter for establishing link, including：
First address of the first port of the starter is revised as receiving to be used to indicate by the first Transmit-Receive Unit
Two address order, the first port is between the starter and object machine for running one of the link of a business
Port；
First processing units, for determining first address and second address belongs to the address of different segment
Afterwards, increase by second address for the first port；And
From with second address be same network segment address in, select an address being in idle condition, selection
The address being in idle condition is used to replace the third address of second port in the object machine, and the second port is institute
It states between starter and the object machine for running another port of the link of the business；
First Transmit-Receive Unit, being also used to be used to indicate by first address to object machine transmission will be described
The third address of second port replaces with the order of the address being in idle condition of selection；
The first processing units are also used to, and delete the first address of the first port, retain second address；And
By second address and the address being in idle condition, establish between the starter and object machine for running institute
State the new link of business.
In conjunction with the 7th aspect, in the first possible implementation of the 7th aspect, first Transmit-Receive Unit is also used
In：
The first address of the first port is deleted in the first processing units, after retaining second address, is connect
Receive the complete of the address for being used to indicate the idle state that the third address of the second port has been replaced with selection by the object machine
At response.
In conjunction with the first possible implementation of the 7th aspect or the 7th aspect, second at the 7th aspect is possible
In implementation, the first processing units are also used to：
If it is determined that first address and second address belong to the address of same network segment, by the of the first port
One address replaces with second address；By the third address of the second address of the first port and the second port,
It establishes between the starter and object machine for running the new link of the business.
Second in conjunction with the first possible implementation or the 7th aspect of the 7th aspect or the 7th aspect is possible
Implementation, in the third possible implementation of the 7th aspect, the business is network small computer system interface
ISCSI business.
Eighth aspect provides a kind of starter for establishing link, including：
First address of the first port of the starter is revised as receiving to be used to indicate by the second Transmit-Receive Unit
Two address order, the first port is between the starter and object machine for running one of the link of a business
Port；
The second processing unit, for determining first address and second address belongs to the address of same network segment
Afterwards, the first address of the first port is replaced with into second address；The second address and institute by the first port
The third address for stating the second port of object machine is established between the starter and the object machine for running the business
New link, the second port are used to run another of the link of the business between the starter and the object machine
Port.
In conjunction with eighth aspect, in the first possible implementation of eighth aspect, the business is the small-sized meter of network
Calculation machine system interface iSCSI business.
9th aspect provides a kind of object machine for sending notice, including：
The third address of the second port of the object machine is revised as receiving to be used to indicate by third Transmit-Receive Unit
Four address order, the second port is between the object machine and starter for running one of the link of a business
Port；
Third processing unit, for determining the third address and the 4th address belongs to the address of different segment
Afterwards, increase the 4th address for the second port；And
From with the 4th address be same network segment address in, select an address being in idle condition, selection
The address being in idle condition is used to replace the first address of the first port of the starter, and the first port is institute
It states between object machine and the starter for running another port of the link of the business；
The third Transmit-Receive Unit, being also used to be used to indicate by the third address to starter transmission will be described
First address of first port replaces with the address being in idle condition and by the third of the second port of selection
Location replaces with four address notice, so that the starter passes through the address being in idle condition of selection and described the
Four addresses are established between the starter and object machine for running the new link of the business；
The third processing unit is also used to delete the third address of the second port, retains the 4th address.
In conjunction with the 9th aspect, in the first possible implementation of the 9th aspect, the third processing unit is also used
In：
It is received in the third Transmit-Receive Unit and the third address of the second port of the object machine is replaced with into the 4th address
Order after, determine the third address and the 4th address belong to the address of same network segment, by the second port
Third address replaces with the 4th address；
The third Transmit-Receive Unit is also used to the third address of the second port having been replaced with four address notice
It is sent to starter, so that first address of the starter by the 4th address and the first port of the starter,
It establishes between the starter and the object machine for running the new link of the business.
In conjunction with the first possible implementation of the 9th aspect or the 9th aspect, second at the 9th aspect is possible
In implementation, the business is network small computer system interface iSCSI business.
Tenth aspect provides a kind of object machine for sending notice, including：
The third address of the second port of the object machine is revised as receiving to be used to indicate by the 4th Transmit-Receive Unit
Four address order, the second port is between the object machine and starter for running one of the link of a business
Port；
Fourth processing unit, for determining the third address and the 4th address belongs to the address of same network segment
Afterwards, the third address of the second port is replaced with into the 4th address；
4th Transmit-Receive Unit is also used to be used to indicate by the third of the second port to starter transmission
Location has been replaced with four address notice, so that first port of the starter by the 4th address and the starter
The first address, establish between the starter and the object machine for running the new link of the business, the first end
Mouth is between the object machine and the starter for running another port of the link of the business.
In conjunction with the tenth aspect, in the first possible implementation of the tenth aspect, the business is the small-sized meter of network
Calculation machine system interface iSCSI business.
On the one hand tenth, provides a kind of starter for establishing link, including：
5th Transmit-Receive Unit, for receive object machine transmission be used to indicate the third of the second port of the object machine
Address replaces with four address notice, and the second port is between the starter and the object machine for running one
The a port of the link of business；
5th processing unit, for the third address of the second port of the object machine to be replaced with the 4th address；
And the 4th address of the second port by the first address and object machine of the first port of the starter, described in foundation
For running the new link of the business between starter and object machine, the first port is the starter and the target
For running another port of the link of the business between device.
On the one hand in conjunction with the tenth, in the first possible implementation of the tenth one side, the business is that network is small
Type computer system interface iSCSI business.
12nd aspect, provides a kind of starter for establishing link, including：
6th Transmit-Receive Unit, for receive object machine transmission be used to indicate the first of the first port of the starter
Address replaces with the address of object machine selection being in idle condition and by the third of the second port of the object machine
Address replaces with four address notice, and the first port is between the starter and the object machine for running one
The a port of the link of business, the second port is between the starter and object machine for running the chain of the business
Another port on road；
6th processing unit is in idle condition described in selection for replacing with the first address of the first port
Address, the third address of the second port is replaced with into the 4th address；And pass through the ground being in idle condition
Location and the 4th address are established between the starter and the object machine for running the new link of the business.
In conjunction with the 12nd aspect, in the first possible implementation of the 12nd aspect, the business is that network is small
Type computer system interface iSCSI business.
In this application, due in object machine when the variation of different segment occurs for the port address for running business,
The address that two ports of the business are run between object machine and starter can be redefined, starter can be according to again true
New link is established in the address of two ports of the fixed operation business, so as to avoid when the port address hair for running the business
When changing, lead to the interruption of the business run between starter and object machine, and due to redefining fortune in the present invention
New link is established without manual hand manipulation in the address of two ports of the row business, reduces the cost of manual hand manipulation
Meanwhile improving the efficiency of work.
Detailed description of the invention
Fig. 1 a is iSCSI business networking schematic diagram of a scenario in the prior art；
Fig. 1 b is iSCSI business networking schematic diagram of a scenario in the prior art；
Fig. 2 is starter of the embodiment of the present invention and object machine connection schematic diagram；
Fig. 3 is the flow diagram that the embodiment of the present invention establishes link；
Fig. 4 is the flow diagram that the embodiment of the present invention establishes link；
Fig. 5 is the schematic diagram for the starter that the embodiment of the present invention establishes link；
Fig. 6 is the schematic diagram for the starter that the embodiment of the present invention establishes link；
Fig. 7 is the schematic diagram for the object machine that the embodiment of the present invention sends notice；
Fig. 8 is the schematic diagram for the object machine that the embodiment of the present invention sends notice；
Fig. 9 is the schematic diagram for the starter that the embodiment of the present invention establishes link；
Figure 10 is the schematic diagram for the starter that the embodiment of the present invention establishes link.
Specific embodiment
In order to keep the purposes, technical schemes and advantages of the application clearer, below in conjunction with attached drawing to the application make into
It is described in detail to one step, it is clear that described embodiment is only a part of the embodiment of the application, rather than whole implementation
Example.Based on the embodiment in the application, obtained by those of ordinary skill in the art without making creative efforts
All other embodiment, shall fall in the protection scope of this application.
Due to running the port address of the link of business between starter and object machine when business is iSCSI business
When being revised as other addresses or starter receives the modification order of port address or object machine receives port address
Modification order, regardless of when starter receive port address modification order the port address of starter is revised as to new ground
Location, or ordered when the modification that object machine receives port address and the port address of object machine is revised as to new address, it is existing
In technology, the port address for running the link of business does not change but, therefore, leads to the link down of operation business, and leads
Cause the interruption of iSCSI business.
Wherein, in the embodiment of the present invention, starter is actively to initiate the equipment established the link, and object machine is passively to receive company
The equipment connect, when business is iSCSI business, starter and object machine can be different storage arrays, when business is other
When business, starter and object machine are to run the corresponding equipment of other business.
When business is other business, the model of other business is similar with iSCSI business model, specifically executes step
To execute when iSCSI business, step is similar, and details are not described herein with business.
In conjunction with attached drawing, the present invention is described in detail so that business is iSCSI business as an example below.
It is shown in Figure 2, iSCSI is run between the first port 200 of starter 20 and the second port 201 of object machine 21
Business, starter 20 are established by the first address of first port 200 and the third address of the second port 201 of object machine 21 and are transported
The link of row iSCSI business.
When two address order is revised as in the first address that starter 20 receives first port 200, such as Fig. 3 institute
Show, the method that the embodiment of the present invention establishes link, including：
Step 300, the reception of starter 20, which is used to indicate, is revised as two address life for the first address of first port 200
It enables；
Step 301, starter 20 judges whether the first address and the second address are the address of same network segment, if so, holding
Row step 302, it is no to then follow the steps 304；
Step 302, the first address of first port 200 is replaced with the second address by starter 20；
Step 303, starter 20 passes through the second address of first port 200 and is stored in object machine 21 in starter 20
The new link for running iSCSI business is established in the third address of second port 201, this process terminates.
Step 304, starter 20 is that first port 201 increases by the second address；
Step 305, starter 20 from be with the second address same network segment address in, select one and be in idle condition
Address, the address being in idle condition are used to replace the third address of second port 201 in object machine 21；
Optionally, by PING order from be with third address same network segment address in, select one in idle shape
The address of state.
Step 306, starter 20 is used to indicate to the transmission of object machine 21 by the third of second port 201 by the first address
After address replaces with the order for the address being in idle condition of the selection, the first address of first port 200 is deleted, retains the
Double-address；
Step 307, object machine 21 receive and execute by the third address of second port 201 replace with the selection in sky
After the order of the address of not busy state, the idle state that the third address of second port 201 is replaced with to selection will be used to indicate
Address completion response be sent to starter 20；
Step 308, after the completion that starter 20 receives the transmission of object machine 21 responds, pass through the second of first port 200
The address that the second port 201 of address and object machine 21 is in idle condition, establishes the new link for running iSCSI business,
This process terminates.
By the above method, when the port address of starter changes, the port address of starter changes nothing
It, can be according to starter port address by the variation for being address between the variation or different segment of address between same network segment
Variation, the new link of operation iSCSI business is established by new address accordingly, so as to avoid the port because of starter
Location changes and causes the interruption of iSCSI business, and since this method executes automatically, participates in without artificial, therefore
The cost for reducing manual hand manipulation simultaneously, improves the efficiency of work.
When four address order is revised as in the third address that object machine 21 receives second port 201, such as Fig. 4 institute
Show, the method that the embodiment of the present invention establishes link, including：
Step 400, the reception of object machine 21, which is used to indicate, is revised as four address life for the third address of second port 201
It enables；
Step 401, object machine 21 judges whether the 4th address and third address are the address of same network segment, if so, holding
Row step 402, it is no to then follow the steps 405；
Step 402, the third address of second port 201 is replaced with the 4th address by object machine 21；
Step 403, object machine 21 is used to indicate to the transmission of starter 20 by the third of second port 201 by third address
Address replaces with four address notice；
Step 404, the third address of second port 201 is replaced with the 4th address receiving to be used to indicate by starter 20
Notice after, the third address of the second port of the object machine of preservation is replaced with into the 4th address, and pass through first port
200 the first address and the 4th address of second port 201, establish the new link of operation iSCSI business, this process terminates；
Step 405, object machine 21 is that second port 201 increases by the 4th address；
Step 406, object machine 21 from be with the 4th address same network segment address in, select one and be in idle condition
Address, the address being in idle condition are used to replace the first address of the first port 200 of starter 20；
Optionally, by PING order from be with the 4th address same network segment address in, select one in idle shape
The address of state.
Step 407, object machine 21 is used to indicate to the transmission of starter 20 by the first of first port 200 by third address
Address replaces with the address of selection being in idle condition and the third address of second port 201 is replaced with the 4th address
Notice after, delete second port 201 third address, retain the 4th address；
Step 408, starter 20 receive be used to indicate by the first address of first port 200 replace with selection in sky
The address of not busy state and after the third address of second port 201 is replaced with four address notice, by first port 200
The first address replace with the address being in idle condition of selection, and by the third of the object machine second port 201 of preservation
Location replaces with the 4th address；
Step 409, starter 20 passes through the address and the 4th address being in idle condition, and establishes operation iSCSI business
Link.
By the method in Fig. 4, when the port address of object machine changes, the port address of object machine changes
Either between same network segment between the variation or different segment of address address variation, starter can be according to object machine
The variation of port address establishes new iSCSI service link, by new address accordingly so as to avoid the end because of starter
Port address changes and causes the interruption of iSCSI business, and since this method executes automatically, participates in without artificial,
Therefore the cost for reducing manual hand manipulation simultaneously, improves the efficiency of work.
In an embodiment of the present invention, due to being arranged the port address of starter and object machine in same network segment,
It can make the link that communication is established between object machine and starter, therefore at the end of object machine and starter operation iSCSI business
When port address changes, need it is first determined whether being the address in same network segment with port address before.Specifically, working as
When business is iSCSI business, the port address of starter and object machine is for IP (Internet Protocol, network protocol)
Location.
Based on the same inventive concept, a kind of starter established the link is additionally provided in the embodiment of the present invention, due to this hair
The corresponding method of the equipment that bright embodiment establishes the link is a kind of method established the link, therefore the implementation of present device can be with
Referring to the implementation of method, overlaps will not be repeated.
Based on the same inventive concept, a kind of object machine for sending notice is additionally provided in the embodiment of the present invention, due to this hair
The corresponding method of the equipment that bright embodiment establishes the link is a kind of method for sending notice, therefore the implementation of present device can be with
Referring to the implementation of method, overlaps will not be repeated.
As shown in figure 5, the embodiment of the present invention establishes the starter of link, including：
First address of the first port of starter is revised as receiving to be used to indicate by the first Transmit-Receive Unit 500
Two address order, first port is between starter and object machine for running a port of the link of a business；
First processing units 501 are for after determining the first address and the second address belongs to the address of different segment
Single port increases by the second address；And
From, to select an address being in idle condition in the address of same network segment, selection is in the second address
The address of idle state is used to replace the third address of second port in object machine, and second port is between starter and object machine
For running another port of the link of business；
First Transmit-Receive Unit 500, is also used to send by the first address to object machine and is used to indicate the of second port
Three addresses replace with the order for the address of selection being in idle condition；
First processing units 501 are also used to, and delete the first address of first port, retain the second address；And pass through second
Address and the address being in idle condition are established between starter and object machine for running the new link of the business.
Optionally, the first Transmit-Receive Unit 500, is also used to：
The first address of first port is deleted in first processing units, after retaining the second address, reception is used to indicate mesh
The third address of second port has been replaced with the completion response of the address of the idle state of selection by mark device.
Optionally, first processing units 501 are also used to：
If it is determined that the first address and the second address belong to the address of same network segment, the first address of first port is replaced with
Second address；By the second address of first port and the third address of second port, establishes between starter and object machine and use
In the new link for running the business.
Optionally, which is network small computer system interface iSCSI business.
It is schematical, only a kind of logical function partition to the division of unit in the embodiment of the present invention, it is practical to realize
When there may be another division manner, in addition, each functional unit in each embodiment of the application can integrate at one
It manages in unit, is also possible to physically exist alone, can also be integrated in one unit with two or more units.Above-mentioned collection
At unit both can take the form of hardware realization, can also realize in the form of software functional units.
Wherein, when integrated unit both can take the form of hardware realization, in the corresponding starter of the first Transmit-Receive Unit 500
Entity hardware can be transceiver, the entity hardware in the corresponding starter of first processing units 501 can be processor.
As shown in fig. 6, the embodiment of the present invention establishes the starter of link, including：
First address of the first port of starter is revised as receiving to be used to indicate by the second Transmit-Receive Unit 600
Two address order, first port is between starter and object machine for running a port of the link of a business；
The second processing unit 601, for after determining the first address and the second address belongs to the address of same network segment, by the
First address of Single port replaces with the second address；Pass through the third of the second port of the second address and object machine of first port
Address is established for running the new link of the business between starter and object machine, second port be starter and object machine it
Between for run the business link another port.
Optionally, which is network small computer system interface iSCSI business.
It is schematical, only a kind of logical function partition to the division of unit in the embodiment of the present invention, it is practical to realize
When there may be another division manner, in addition, each functional unit in each embodiment of the application can integrate at one
It manages in unit, is also possible to physically exist alone, can also be integrated in one unit with two or more units.Above-mentioned collection
At unit both can take the form of hardware realization, can also realize in the form of software functional units.
Wherein, when integrated unit both can take the form of hardware realization, in the corresponding starter of the first Transmit-Receive Unit 500
Entity hardware can be transceiver, the entity hardware in the corresponding starter of first processing units 501 can be processor.
As shown in fig. 7, the embodiment of the present invention sends the object machine of notice, including：
The third address of the second port of object machine is revised as receiving to be used to indicate by third Transmit-Receive Unit 700
Four address order, second port is between object machine and starter for running a port of the link of a business；
Third processing unit 701 is for after determining third address and the 4th address belongs to the address of different segment
Two-port netwerk increases by the 4th address；And
From, to select an address being in idle condition in the address of same network segment, selection is in the 4th address
The address of idle state is used to replace the first address of the first port of starter, and first port is between object machine and starter
For running another port of the link of the business；
Third Transmit-Receive Unit 700, is also used to send by third address to starter and is used to indicate the of first port
One address replaces with the address of selection being in idle condition and the third address of second port is replaced with the 4th address
Notice so that starter by the address being in idle condition of selection and the 4th address, establish starter and object machine it
Between for running the new link of business；
Third processing unit 701 is also used to delete the third address of second port, retains the 4th address.
Optionally, third processing unit 701, is also used to：
It is received in third Transmit-Receive Unit 700 and the third address of the second port of object machine is replaced with into four address order
Later, it determines that third address and the 4th address belong to the address of same network segment, the third address of second port is replaced with the 4th
Address；
Third Transmit-Receive Unit 700 is also used to send to be used to indicate to starter and has replaced the third address of second port
Starting is established so that starter passes through the first address of the first port of the 4th address and starter for four address notice
For running the new link of the business between device and object machine.
Optionally, which is network small computer system interface iSCSI business.
It is schematical, only a kind of logical function partition to the division of unit in the embodiment of the present invention, it is practical to realize
When there may be another division manner, in addition, each functional unit in each embodiment of the application can integrate at one
It manages in unit, is also possible to physically exist alone, can also be integrated in one unit with two or more units.Above-mentioned collection
At unit both can take the form of hardware realization, can also realize in the form of software functional units.
Wherein, when integrated unit both can take the form of hardware realization, in the corresponding starter of the first Transmit-Receive Unit 500
Entity hardware can be transceiver, the entity hardware in the corresponding starter of first processing units 501 can be processor.
As shown in figure 8, the embodiment of the present invention sends the object machine of notice, including：
The third address of the second port of object machine is revised as receiving to be used to indicate by the 4th Transmit-Receive Unit 800
Four address order, second port is between object machine and starter for running a port of the link of a business；
Fourth processing unit 801, for after determining third address and the 4th address belongs to the address of same network segment, by the
The third address of Two-port netwerk replaces with the 4th address；
4th Transmit-Receive Unit 800 is also used to have been replaced with the third address of second port four address notice and sends
To starter, so that starter establishes starter and target by the first address of the 4th address and the first port of starter
For running the new link of business between device, first port is used to run the link of the business between object machine and starter
Another port.
Optionally, which is network small computer system interface iSCSI business.
As shown in figure 9, the embodiment of the present invention establishes the starter of link, including：
5th Transmit-Receive Unit 900, for receive object machine transmission be used to indicate the third of the second port of object machine
Address replaces with four address notice, and second port is used to run the link of a business between starter and object machine
A port；
5th processing unit 901, for the third address of the second port of object machine to be replaced with the 4th address；And pass through
4th address of the second port of the first address and object machine of the first port of starter, is established between starter and object machine
For running the new link of business, first port is used to run another of the link of the business between starter and object machine
Port.
Optionally, which is network small computer system interface iSCSI business.
It is schematical, only a kind of logical function partition to the division of unit in the embodiment of the present invention, it is practical to realize
When there may be another division manner, in addition, each functional unit in each embodiment of the application can integrate at one
It manages in unit, is also possible to physically exist alone, can also be integrated in one unit with two or more units.Above-mentioned collection
At unit both can take the form of hardware realization, can also realize in the form of software functional units.
Wherein, when integrated unit both can take the form of hardware realization, in the corresponding starter of the first Transmit-Receive Unit 500
Entity hardware can be transceiver, the entity hardware in the corresponding starter of first processing units 501 can be processor.
As shown in Figure 10, the embodiment of the present invention establishes the starter of link, including：
6th Transmit-Receive Unit 1000, for receive object machine transmission be used to indicate the first of the first port of starter
Address replaces with the address of object machine selection being in idle condition and replaces the third address of the second port of object machine
For four address notice, first port is between starter and object machine for running an end of the link of a business
Mouthful, second port is between starter and object machine for running another port of the link of business；
6th processing unit 1001, for the first address of first port to be replaced with to the ground of selection being in idle condition
The third address of second port is replaced with the 4th address by location；And address and the 4th address by being in idle condition, it establishes
For running the new link of the business between starter and object machine.
Optionally, business is network small computer system interface iSCSI business.
It is schematical, only a kind of logical function partition to the division of unit in the embodiment of the present invention, it is practical to realize
When there may be another division manner, in addition, each functional unit in each embodiment of the application can integrate at one
It manages in unit, is also possible to physically exist alone, can also be integrated in one unit with two or more units.Above-mentioned collection
At unit both can take the form of hardware realization, can also realize in the form of software functional units.
Wherein, when integrated unit both can take the form of hardware realization, in the corresponding starter of the first Transmit-Receive Unit 500
Entity hardware can be transceiver, the entity hardware in the corresponding starter of first processing units 501 can be processor.
It can be seen from the above：Starter receives to be used to indicate and modifies the first address of the first port of starter
For two address order, first port is between the starter and object machine for running one of the link of a business
Port；After determining that the first address and the second address belong to the address of different segment, increase described second for the first port
Address；And from, in the address of same network segment, to select an address being in idle condition, selection is in sky with the second address
The address of not busy state is used to replace the third address of second port in the object machine, second port be the starter with it is described
For running another port of the link of the business between object machine；By the first address to object machine transmission be used to indicate by
The third address of second port replaces with the order of the address being in idle condition of selection, and deletes the of first port
One address retains the second address；By second address and the address being in idle condition, establish the starter with
For running the new link of the business between object machine.This technical solution between object machine and starter due to running one
When the variation of different segment occurs for the port address of a business, it can redefine and run the business between object machine and starter
Two ports address, starter can establish new chain according to the address of two ports of the operation business redefined
Road leads to the business run between starter and object machine so as to avoid when the port address of the business of operation changes
Interruption, and new link is established without artificial hand in the address of two due to redefining operation business in the present invention ports
Dynamic operation, the cost for reducing manual hand manipulation simultaneously, improve the efficiency of work.
It will be understood by those skilled in the art that the embodiment of the present invention can provide as method, apparatus (equipment) or computer
Program product.Therefore, in terms of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and hardware
Embodiment form.Moreover, it wherein includes the meter of computer usable program code that the present invention, which can be used in one or more,
The computer implemented in calculation machine usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of program product.
The present invention be referring to according to the method for the embodiment of the present invention, the flow chart of device (equipment) and computer program product
And/or block diagram describes.It should be understood that each process in flowchart and/or the block diagram can be realized by computer program instructions
And/or the combination of the process and/or box in box, flowchart and/or the block diagram.It can provide these computer program instructions to arrive
General purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices processor to generate one
Machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for realizing flowing
The device for the function of being specified in journey figure one process or multiple processes and/or block diagrams one box or multiple boxes.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
Embodiment is selected to fall into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (30)
1. a kind of method for establishing link, which is characterized in that including：
Starter reception, which is used to indicate, is revised as two address order for the first address of the first port of the starter, institute
First port is stated between the starter and object machine for running a port of the link of a business；
The starter is described first after determining that first address and second address belong to the address of different segment
Port increases by second address；And
From with second address be same network segment address in, select an address being in idle condition, selection it is described
The address being in idle condition is used to replace the third address of second port in the object machine, and the second port is described opens
For running another port of the link of the business between dynamic device and the object machine；
The starter is used to indicate by the third of the second port by first address to object machine transmission
Location replaces with the order of the address being in idle condition of selection, and deletes the first address of the first port, retains
Second address；
The starter establishes the starter and object machine by second address and the address being in idle condition
Between for running the new link of the business.
2. the method as described in claim 1, which is characterized in that the starter deletes the first address of the first port,
After retaining second address, establish between the starter and object machine before being used to run the new link of the business,
Further include：
The starter reception is used to indicate the sky that the third address of the second port has been replaced with selection by the object machine
The completion of the address of not busy state responds.
3. method as claimed in claim 1 or 2, which is characterized in that the method also includes：
The starter is if it is determined that first address and second address belong to the address of same network segment, by the first end
First address of mouth replaces with second address；
The starter establishes the starting by the second address of the first port and the third address of the second port
For running the new link of the business between device and object machine.
4. the method as described in claim 1, which is characterized in that the business is network small computer system interface iSCSI
Business.
5. a kind of method for establishing link, which is characterized in that including：
Starter reception, which is used to indicate, is revised as two address order for the first address of the first port of the starter, institute
First port is stated between the starter and object machine for running a port of the link of a business；
The starter is after determining that first address and second address belong to the address of same network segment, by described first
First address of port replaces with second address；
The starter is established by the third address of the second address of the first port and the second port of the object machine
For running the new link of the business between the starter and the object machine, the second port be the starter with
For running another port of the link of the business between the object machine.
6. method as claimed in claim 5, which is characterized in that the business is network small computer system interface iSCSI
Business.
7. a kind of method for sending notice, which is characterized in that including：
Object machine reception, which is used to indicate, is revised as four address order for the third address of the second port of the object machine, institute
Second port is stated between the object machine and starter for running a port of the link of a business；
The object machine is described second after determining that the third address and the 4th address belong to the address of different segment
Port increases the 4th address；And
From with the 4th address be same network segment address in, select an address being in idle condition, selection it is described
The address being in idle condition is used to replace the first address of the first port of the starter, and the first port is the mesh
For running another port of the link of the business between mark device and the starter；
The object machine is used to indicate to starter transmission by the first ground of the first port by the third address
Location replaces with the address of selection being in idle condition and the third address of the second port is replaced with the 4th address
Notice so that the address and fourth address that are in idle condition of the starter by selection, described in foundation
For running the new link of the business between starter and object machine；
The object machine deletes the third address of the second port, retains the 4th address.
8. the method for claim 7, which is characterized in that the object machine is received the second port of the object machine
After third address replaces with four address order, further include：
The object machine is if it is determined that the third address and the 4th address belong to the address of same network segment, by the second end
The third address of mouth replaces with the 4th address, and
It is used to indicate to starter transmission and the third address of the second port is had been replaced with into four address notice, so that institute
Starter is stated by the first address of the 4th address and the first port of the starter, establish the starter with it is described
For running the new link of the business between object machine.
9. method as claimed in claim 7 or 8, which is characterized in that the business is network small computer system interface
ISCSI business.
10. a kind of method for sending notice, which is characterized in that including：
Object machine reception, which is used to indicate, is revised as four address order for the third address of the second port of the object machine, institute
Second port is stated between the object machine and starter for running a port of the link of a business；
The object machine is after determining that the third address and the 4th address belong to the address of same network segment, by described second
The third address of port replaces with the 4th address, and
The third address of the second port is had been replaced with into four address notice and is sent to the starter, so that described open
Device is moved by the first address of the 4th address and the first port of the starter, establishes the starter and the target
For running the new link of the business between device, the first port is between the object machine and the starter for transporting
Another port of the link of the row business.
11. method as claimed in claim 10, which is characterized in that the business is network small computer system interface
ISCSI business.
12. a kind of method for establishing link, which is characterized in that including：
Starter receives being used to indicate for object machine transmission and the third address of the second port of the object machine is replaced with the 4th
The notice of address, the second port is between the starter and the object machine for running the one of the link of a business
A port；
The third address of the second port of the object machine is replaced with the 4th address by the starter；
The starter passes through the first address of the first port of the starter and the 4th of the second port of the object machine the
Address is established for running the new link of the business between the starter and object machine, and the first port is described opens
For running another port of the link of the business between dynamic device and the object machine.
13. method as claimed in claim 12, which is characterized in that the business is network small computer system interface
ISCSI business.
14. a kind of method for establishing link, which is characterized in that including：
What starter received that object machine sends be used to indicate the first address of the first port of the starter is replaced with it is described
The address being in idle condition and the third address of the second port of the object machine is replaced with the 4th that object machine selects
The notice of address, the first port is between the starter and the object machine for running the one of the link of a business
A port, the second port is between the starter and object machine for running another end of the link of the business
Mouthful；
First address of the first port is replaced with the address being in idle condition described in selection by the starter, by institute
The third address for stating second port replaces with the 4th address；
The starter establishes the starter and the mesh by the address and the 4th address being in idle condition
For running the new link of the business between mark device.
15. method as claimed in claim 14, which is characterized in that the business is network small computer system interface
ISCSI business.
16. a kind of starter for establishing link, which is characterized in that including：
The second ground is revised as receiving to be used to indicate in first address of the first port of the starter by the first Transmit-Receive Unit
The order of location, the first port is between the starter and object machine for running an end of the link of a business
Mouthful；
First processing units, for being after determining that first address and second address belong to the address of different segment
The first port increases by second address；And
From with second address be same network segment address in, select an address being in idle condition, selection it is described
The address being in idle condition is used to replace the third address of second port in the object machine, and the second port is described opens
For running another port of the link of the business between dynamic device and the object machine；
First Transmit-Receive Unit is also used to be used to indicate to object machine transmission by described second by first address
The third address of port replaces with the order of the address being in idle condition of selection；
The first processing units are also used to, and delete the first address of the first port, retain second address；And pass through
Second address and the address being in idle condition are established between the starter and object machine for running the industry
The new link of business.
17. starter as claimed in claim 16, which is characterized in that first Transmit-Receive Unit is also used to：
The first address of the first port is deleted in the first processing units, after retaining second address, receives and uses
It is rung in the completion that the third address of the second port has been replaced with the address of the idle state of selection by the instruction object machine
It answers.
18. the starter as described in claim 16 or 17, which is characterized in that the first processing units are also used to：
If it is determined that first address and second address belong to the address of same network segment, by the first ground of the first port
Location replaces with second address；By the second address of the first port and the third address of the second port, establish
For running the new link of the business between the starter and object machine.
19. starter as claimed in claim 16, which is characterized in that the business is network small computer system interface
ISCSI business.
20. a kind of starter for establishing link, which is characterized in that including：
The second ground is revised as receiving to be used to indicate in first address of the first port of the starter by the second Transmit-Receive Unit
The order of location, the first port is between the starter and object machine for running an end of the link of a business
Mouthful；
The second processing unit, for inciting somebody to action after determining that first address and second address belong to the address of same network segment
First address of the first port replaces with second address；The second address and the target by the first port
The third address of the second port of device is established between the starter and the object machine for running the new chain of the business
Road, the second port is between the starter and the object machine for running another end of the link of the business
Mouthful.
21. starter as claimed in claim 20, which is characterized in that the business is network small computer system interface
ISCSI business.
22. a kind of object machine for sending notice, which is characterized in that including：
The 4th ground is revised as receiving to be used to indicate in the third address of the second port of the object machine by third Transmit-Receive Unit
The order of location, the second port is between the object machine and starter for running an end of the link of a business
Mouthful；
Third processing unit, for being after determining that the third address and the 4th address belong to the address of different segment
The second port increases the 4th address；And
From with the 4th address be same network segment address in, select an address being in idle condition, selection it is described
The address being in idle condition is used to replace the first address of the first port of the starter, and the first port is the mesh
For running another port of the link of the business between mark device and the starter；
The third Transmit-Receive Unit is also used to be used to indicate to starter transmission by described first by the third address
First address of port replaces with the address of selection being in idle condition and replaces the third address of the second port
It is changed to four address notice, so that the address and the 4th ground being in idle condition that the starter passes through selection
Location is established between the starter and object machine for running the new link of the business；
The third processing unit is also used to delete the third address of the second port, retains the 4th address.
23. object machine as claimed in claim 22, which is characterized in that the third processing unit is also used to：
It is received in the third Transmit-Receive Unit and the third address of the second port of the object machine is replaced with into four address life
After order, determine that the third address and the 4th address belong to the address of same network segment, by the third of the second port
Address replaces with the 4th address；
The third Transmit-Receive Unit is also used to send to be used to indicate to starter and has replaced the third address of the second port
For four address notice, so that first ground of the starter by the 4th address and the first port of the starter
Location is established between the starter and the object machine for running the new link of the business.
24. the object machine as described in claim 22 or 23, which is characterized in that the business is that network minicomputer system connects
Mouth iSCSI business.
25. a kind of object machine for sending notice, which is characterized in that including：
The 4th ground is revised as receiving to be used to indicate in the third address of the second port of the object machine by the 4th Transmit-Receive Unit
The order of location, the second port is between the object machine and starter for running an end of the link of a business
Mouthful；
Fourth processing unit, for inciting somebody to action after determining that the third address and the 4th address belong to the address of same network segment
The third address of the second port replaces with the 4th address；
4th Transmit-Receive Unit is also used to have been replaced with the third address of the second port four address notice and sends
To the starter, so that first address of the starter by the 4th address and the first port of the starter,
It establishes for running the new link of the business between the starter and the object machine, the first port is the target
For running another port of the link of the business between device and the starter.
26. object machine as claimed in claim 25, which is characterized in that the business is network small computer system interface
ISCSI business.
27. a kind of starter for establishing link, which is characterized in that including：
5th Transmit-Receive Unit, for receive object machine transmission be used to indicate the third address of the second port of the object machine
Four address notice is replaced with, the second port is between the starter and the object machine for running a business
Link a port；
5th processing unit, for the third address of the second port of the object machine to be replaced with the 4th address；And lead to
The 4th address for crossing the first address of the first port of the starter and the second port of the object machine, establishes the starting
For running the new link of the business between device and object machine, the first port be the starter and the object machine it
Between for run the business link another port.
28. starter as claimed in claim 27, which is characterized in that the business is network small computer system interface
ISCSI business.
29. a kind of starter for establishing link, which is characterized in that including：
6th Transmit-Receive Unit, for receive object machine transmission be used to indicate the first address of the first port of the starter
Replace with the address of the object machine selection being in idle condition and the third address by the second port of the object machine
Four address notice is replaced with, the first port is between the starter and the object machine for running a business
Link a port, the second port is between the starter and object machine for running the link of the business
Another port；
6th processing unit, for the first address of the first port to be replaced with the ground being in idle condition described in selection
The third address of the second port is replaced with the 4th address by location；And by the address being in idle condition with
4th address is established between the starter and the object machine for running the new link of the business.
30. starter as claimed in claim 29, which is characterized in that the business is network small computer system interface
ISCSI business.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510883513.6A CN105515969B (en) | 2015-12-03 | 2015-12-03 | A kind of method and apparatus for establishing link and a kind of method and apparatus for sending notice |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510883513.6A CN105515969B (en) | 2015-12-03 | 2015-12-03 | A kind of method and apparatus for establishing link and a kind of method and apparatus for sending notice |
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| Publication Number | Publication Date |
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| CN105515969A CN105515969A (en) | 2016-04-20 |
| CN105515969B true CN105515969B (en) | 2018-11-20 |
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