CN103001697A - Communication method, system and device applied to scene of FCoE (fiber channel over Ethernet) - Google Patents

Communication method, system and device applied to scene of FCoE (fiber channel over Ethernet) Download PDF

Info

Publication number
CN103001697A
CN103001697A CN2011102640437A CN201110264043A CN103001697A CN 103001697 A CN103001697 A CN 103001697A CN 2011102640437 A CN2011102640437 A CN 2011102640437A CN 201110264043 A CN201110264043 A CN 201110264043A CN 103001697 A CN103001697 A CN 103001697A
Authority
CN
China
Prior art keywords
fcoe
starter
object machine
request message
login request
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011102640437A
Other languages
Chinese (zh)
Inventor
迈克尔·A·高
孟健
王雨晨
刘利锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Digital Technologies Chengdu Co Ltd
Original Assignee
Huawei Symantec Technologies Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Symantec Technologies Co Ltd filed Critical Huawei Symantec Technologies Co Ltd
Priority to CN2011102640437A priority Critical patent/CN103001697A/en
Priority to PCT/CN2012/079638 priority patent/WO2013034037A1/en
Publication of CN103001697A publication Critical patent/CN103001697A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/407—Bus networks with decentralised control
    • H04L12/413—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection (CSMA-CD)

Abstract

The invention discloses communication method, system and device applied to a scene of an FCoE (fiber channel over Ethernet) and solves the problem that in the prior art, a large amount of broadcast messages occupy network transmission resources and influence network transmission efficiency. The communication method includes distributing N Port IDs for an FCoE initiator and an FCoE target by an FCoE forwarder; receiving a registration request message or login request message sent by the FCoE initiator, and judging whether the FCoE initiator has authority of communicating with the FCoE target or not according to stored safety access control information; if yes, forwarding the request message to the FCoE target; after the FCoE target receives the registration request message or login request message, interacting with the FCoE whether to support information of direct communication or not; judging whether the FCoE target or FCoE initiator supports direct communication or not according to the interactive result by the FCoE target or FCoE initiator; and after determining support of direct communication establishing a virtual link between the FCoE target and the FCoE initiator according to the N Port IDs to transmit an FCoE protocol data packet.

Description

Be applied to communication means, system and the device of Ethernet optical-fibre channel scene
Technical field
The present invention relates to technical field of data transmission, relate in particular to a kind of communication means, communication system and a kind of FCoE starter, FCoE object machine that is applied to Ethernet optical-fibre channel (FCoE, Fibre Channel over Ethernet) scene.
Background technology
FCoE is by (the ANSI of ANSI, American National Standards Institute) a kind of new technical standards of T11 committee formulation, up-to-date Standard Edition is FC-BB-5 at present, wherein comprises the employed FCoE agreement of each node communication in the FCoE technology.Present many storages, switching equipment manufactory commercial city have released one after another and have supported the product of FCoE technology.
The FCoE agreement is applicable to have the network of low retardance, high performance characteristics.FCoE adopts enhanced ethernet, as can't harm Ethernet (Lossless Ethernet) as the physical network transmission architecture, can provide the standard fiber passage effective content load, avoid TCP/IP (TCP/IP, Transmission Control Protocol/Internet Protocol) protocol overhead.
In order to adapt to the present situation of the most of FC-SAN storage arrays that adopt in available data center, the FCoE technology adopts the scheme shown in the accompanying drawing 1 to visit fibre channel sans (FC SAN, Fibre Channel Storage Area Network) FC-SAN storage array: FCoE starter (FCoE Initiator) is connected to harmless Ethernet, by FCoE transponder (FCF, FCoE Forwarder) with optical-fibre channel (FC, Fibre Channel) access request of data format is transferred to FC SAN, thereby access is as the storage array of fibre channel targets device (FC Target).
Along with the development of FCoE technical standard, a lot of device fabrication manufacturers and user wish to add FCoE object machine (FCoE Target) in standard.And will communicate by letter with the FCoE object machine at existing FCoE starter can only be: after the FCoE starter adopts the flow process of stipulating among the existing FC-BB-5 to determine port-mark N_Port_ID as the target storage array of FCoE object machine, transmit FCoE protocol data bag between FCoE starter and the FCoE object machine by the FCoE transponder.The FCoE transponder will become the bottleneck of communication like this, and therefore how making the FCoE starter directly access safely the FCoE object machine by harmless Ethernet becomes a problem demanding prompt solution.
For addressing the above problem, prior art proposes:
Each FCoE node (the FCoE node refers to FCoE starter or FCoE object machine) generates the N_Port_ID of self separately at random, and notify other FCoE nodes by the mode of broadcasting with self N_Port_ID, the time period of wait for setting is confirmed whether that the N_Port_ID that generates with other FCoE nodes repeats, and wherein predesignates the FCoE node and answers feeding back response information when self N_Port_ID conflicts at the N_Port_ID that finds broadcasting.If this FCoE node does not receive the response message of other FCoE node feedbacks within the time period of described setting, illustrate that then the above-mentioned N_Port_ID that generates does not at random have to repeat with the N_Port_ID of other FCoE nodes, can use the further generating virtual MAC Address of above-mentioned N_Port_ID and other FCoE nodes to set up virtual link.If received the response message of feedback, then re-execute the above-mentioned N_Port_ID that generates at random self, broadcast the step of self N_Port_ID, do not repeat until confirm the N_Port_ID that generates with other FCoE nodes.
The inventor finds in realizing process of the present invention, there is following problem at least in prior art: the FCoE node notifies other FCoE nodes will take network transmission resource by broadcast mode the N_Port_ID that self generates, particularly in the more situation of FCoE interstitial content, a large amount of broadcasts may affect network transmission efficiency.
Summary of the invention
The embodiment of the invention provides a kind of communication system that is applied to Ethernet Fibre Channel oE scene, and a large amount of broadcasts take network transmission resource in the prior art in order to solve, and affect the problem of network transmission efficiency.
Accordingly, the embodiment of the invention also provides a kind of FCoE object machine, FCoE starter and a kind of communication means that is applied to Ethernet Fibre Channel oE scene.
The technical scheme that the embodiment of the invention provides is as follows:
A kind of communication system that is applied to Ethernet Fibre Channel oE scene comprises FCoE starter, FCoE transponder and FCoE object machine:
The FCoE transponder is that described FCoE starter and FCoE object machine distribute port-mark N_Port_ID; After receiving the login request message or login request message of FCoE starter transmission, according to the safe access control information of storage, judge whether described FCoE starter has the authority of communicating by letter with described FCoE object machine; If judged result is yes, then described login request message or login request message are transmitted to described FCoE object machine;
After the FCoE object machine receives described login request message or login request message, whether support alternately the information of direct communication with FCoE starter both sides;
Described FCoE object machine or FCoE starter judge according to interaction results whether described FCoE object machine or FCoE starter all support direct communication;
Described FCoE object machine or FCoE starter according to the N_Port_ID of described FCoE object machine and FCoE starter, are set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag when confirming all to support direct communication.
A kind of FCoE object machine comprises:
Receiving element is used for receiving login request message or login request message, and the FCoE starter that carries in described login request message or the login request message and the N_Port_ID of this FCoE object machine are that the FCoE transponder distributes;
Described login request message or login request message are transmitted by the FCoE transponder;
Whether the information interaction unit after being used for described receiving element and receiving described login request message or login request message, according to the N_Port_ID of described FCoE starter and FCoE object machine, supports the information of direct communication with described FCoE starter both sides alternately;
Judging unit is used for judging according to the interaction results of information interaction unit whether described FCoE starter and described FCoE object machine all support direct communication;
The first transmission unit, be used for when judging unit confirms that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
A kind of FCoE starter comprises:
Transmitting element, be used for sending login request message or login request message, carry the N_Port_ID of described FCoE starter and FCoE object machine to be communicated by letter in described login request message or the login request message, the N_Port_ID of described FCoE starter and FCoE object machine is distributed by described FCoE transponder;
Described login request message or login request message are transmitted to described FCoE object machine by the FCoE transponder;
The information interaction unit, be used for after described FCoE object machine receives described login request message or login request message, according to the N_Port_ID of described FCoE starter and FCoE object machine, whether support alternately the information of direct communication with described FCoE object machine both sides;
Judging unit is used for judging according to the interaction results of information interaction unit whether described FCoE starter and described FCoE object machine all support direct communication;
The first transmission unit, be used for when judging unit confirms that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
A kind of communication means that is applied to Ethernet Fibre Channel oE scene comprises:
The FCoE object machine receives login request message or the login request message that the FCoE transponder is transmitted, and the FCoE starter that carries in described login request message or the login request message and the N_Port_ID of this FCoE object machine are that the FCoE transponder distributes;
Described FCoE object machine is according to the N_Port_ID of described FCoE starter and FCoE object machine, whether support alternately the information of direct communication with described FCoE starter both sides, judge according to interaction results whether described FCoE starter and described FCoE object machine all support direct communication;
Described FCoE object machine is when confirming that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
A kind of communication means that is applied to Ethernet Fibre Channel oE scene comprises:
The FCoE starter sends login request message or login request message, carry the N_Port_ID of described FCoE starter and FCoE object machine to be communicated by letter in described login request message or the login request message, the N_Port_ID of described FCoE starter and FCoE object machine is distributed by described FCoE transponder;
Described login request message or login request message are transmitted to described FCoE object machine by described FCoE transponder;
Described FCoE starter is after described FCoE object machine receives described login request message or login request message, N_Port_ID according to described FCoE starter and FCoE object machine, whether support alternately the information of direct communication with described FCoE object machine, judge according to interaction results whether described FCoE starter and described FCoE object machine all support direct communication;
Described FCoE starter is when confirming that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
The embodiment of the invention is by by the FCoE transponder being FCoE starter and FCoE object machine distribution port-mark N_Port_ID.The FCoE object machine is after the login request message or login request message that receive the forwarding of FCoE transponder, confirm between initiation and the FCoE starter whether the other side supports the information interaction of direct communication, when all supporting direct communication according to the described FCoE starter of information interaction results verification and described FCoE object machine, directly with described FCoE object machine transmission FCoE protocol data bag.Avoided having alleviated network load because of each FCoE node broadcasts N_Port_ID consumption network transfer resource.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do one to the accompanying drawing of required use in embodiment or the description of the Prior Art and introduce simply, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the schematic diagram of access FC-SAN storage array in the existing FCoE technology;
Fig. 2 is the main realization principle flow chart of the embodiment of the invention;
Fig. 3 is the schematic diagram of the applied Ethernet Fibre Channel of embodiment of the invention oE scene;
The flow chart of the communication means that is applied to Ethernet Fibre Channel oE scene that provides in the embodiment of the invention one is provided Fig. 4;
Fig. 5 a is the schematic diagram of the mutual determination methods of the first in the embodiment of the invention;
Fig. 5 b is the schematic diagram of the mutual determination methods of the second in the embodiment of the invention;
The flow chart of the communication means that is applied to Ethernet Fibre Channel oE scene that provides in the embodiment of the invention two is provided Fig. 6;
The first communication flow diagram of the example that provides in the embodiment of the invention three is provided Fig. 7 a;
The second communication flow diagram of the example that provides in the embodiment of the invention three is provided Fig. 7 b;
A kind of structural representation that is applied to the communicator of Ethernet Fibre Channel oE scene that Fig. 8 a provides for the embodiment of the invention;
The first structural representation of the information interaction unit that Fig. 8 b provides for the embodiment of the invention;
The second structural representation of the information interaction unit that Fig. 8 c provides for the embodiment of the invention;
The another kind that Fig. 9 a provides for the embodiment of the invention is applied to the structural representation of the communicator of Ethernet Fibre Channel oE scene;
The third structural representation of the information interaction unit that Fig. 9 b provides for the embodiment of the invention;
The 4th kind of structural representation of the information interaction unit that Fig. 9 c provides for the embodiment of the invention;
A kind of schematic diagram that is applied to the communication system of Ethernet Fibre Channel oE scene that Figure 10 provides for the embodiment of the invention.
Embodiment
Prior art is except existing the FCoE node to notify the N_Port_ID that self generates to other FCoE nodes by broadcast mode, bring outside the burden to Internet Transmission, also exist long, the lower problem of execution efficient of stand-by period of waiting for owing to needing whether other FCoE nodes feedbacks exist the N_Port_ID of repetition to cause.Moreover, prior art is not considered the problems such as fail safe transmitted.
Be explained in detail to the main realization principle of embodiment of the invention technical scheme, embodiment and to the beneficial effect that should be able to reach below in conjunction with each accompanying drawing.
As shown in Figure 2, the main realization principle process of the embodiment of the invention is as follows:
Step 10, FCoE starter and FCoE object machine obtain the port-mark N_Port_ID that the FCoE transponder distributes respectively by FC-BB-5 normal structure registration/login process;
Step 20, the FCoE starter sends login request message or login request message, carries the MAC Address of FCoE transponder, the N_Port_ID of described FCoE object machine in described login request message or the login request message;
The MAC Address of described FCoE transponder is that the discovery procedure N_Port_ID that obtain, described FCoE object machine of FCoE starter employing FC-BB-5 standard is that the FCoE starter adopts the discovery procedure of FC-BB-5 standard and information inquiry process to obtain.
Described login request message or login request message are the FCoE protocol format, the virtual mac address that wherein carries the FCoE starter in the required Ethernet head of addressing as the MAC Address of source MAC, FCoE transponder as target MAC (Media Access Control) address, carry the FC packet in the content load (payload), carry the N_Port_ID of FCoE object machine, the N_Port_ID of FCoE starter in the FC packet.
Step 30 after the FCoE transponder receives described login request message or login request message, when authentication is passed through, is transmitted to described FCoE object machine with described login request message or login request message;
Authentication process is: the FCoE transponder confirms according to the safe access control information of storage whether described FCoE starter has the authority of communicating by letter with described FCoE object machine.
Repeating process is: MAC Address, the target MAC (Media Access Control) address that the FCoE transponder replaces with the FCoE transponder with the login request message that receives or the source MAC in the login request message Ethernet head replaces with the virtual mac address of FCoE object machine, regenerate login request message or login request message, wherein the virtual mac address of FCoE object machine is to be that the N_Port_ID that the FCoE object machine distributes generates according to the FCoE transponder, for example adds on the N_Port_ID basis that the particular network prefix generates.
The login request message or the login request message that regenerate are sent to the FCoE object machine.
After step 40, FCoE object machine receive the login request message or login request message that the FCoE transponder transmits, whether support alternately the information of direct communication with the FCoE object machine;
Step 50, FCoE object machine and/or FCoE object machine judge according to interaction results whether described FCoE starter and described FCoE object machine all support direct communication;
Step 60, FCoE object machine and/or FCoE object machine are when confirming that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
The below will according to foregoing invention principle of the present invention, introduce several embodiment and come the main realization principle of the inventive method is explained in detail and illustrates in detail.
Be the schematic diagram of the applied Ethernet Fibre Channel of embodiment of the invention oE scene with reference to accompanying drawing 3, wherein comprise at least one FCoE starter, at least one FCoE object machine and a FCoE transponder.
Embodiment one
Present embodiment will from the angle of FCoE object machine, describe the communication means that is applied to Ethernet Fibre Channel oE scene.Accompanying drawing 4 is for being applied to the flow chart of the communication means of Ethernet Fibre Channel oE scene in the present embodiment.
Step 401, the FCoE object machine receives login request message or the login request message that the FCoE transponder is transmitted, the FCoE starter that carries in described login request message or the login request message and the N_Port_ID of this FCoE object machine are by FC-BB-5 normal structure registration/login process, and the FCoE transponder distributes;
Described login request message or login request message are the FCoE transponders according to the safe access control information of storage, transmit when the FCoE starter of confirming to send described login request message or login request message has the authority of communicating by letter with described FCoE object machine;
Step 402, N_Port_ID according to described FCoE starter and FCoE object machine, whether described FCoE object machine and described FCoE starter support the information of direct communication alternately, judge according to interaction results whether described FCoE starter and described FCoE object machine all support direct communication;
Step 403, described FCoE object machine are when confirming that described FCoE starter and described FCoE object machine are all supported direct communication, directly with described FCoE starter transmission FCoE protocol data bag.
Alternatively, if when described FCoE object machine confirmed that described FCoE starter or described FCoE object machine are not supported direct communication in step 402, the FCoE protocol data bag that then transmits between described FCoE object machine and the described FCoE starter was transmitted by the FCoE transponder.
Alternatively, two kinds that the concrete mutual judgment mode that above-mentioned steps 402 adopts provides except the following drawings 5a, accompanying drawing 5b, can also adopt other modes, such as the FCoE object machine when supporting direct communication, directly attempt according to setting up virtual link with the FCoE starter, if be successfully established, confirm that then both sides all support direct communication, otherwise confirm that both sides do not support direct communication.Perhaps, the FCoE object machine is when supporting direct communication, other FCoE node broadcasts query messages in the FCoE system, set up the FCoE node listing of supporting direct communication according to feedback result, when described FCoE starter is in node listing, confirms that both sides all support direct communication, otherwise confirm that both sides do not support direct communication, etc., here enumerate no longer one by one.
Mode 1, shown in accompanying drawing 5a:
Step 51, the FCoE object machine is when supporting direct communication, from according to the N_Port_ID that extracts the FCoE starter carry described login request message or the login request message, generate the virtual mac address of FCoE starter according to the N_Port_ID of described FCoE starter, according to the virtual mac address of described FCoE starter, send the inquiry request message of whether supporting direct communication for inquiry FCoE starter to described FCoE starter;
Particularly, the FCoE object machine obtains the FC packet from the content load of login request message or login request message, obtains the N_Port_ID of FCoE starter from the FC data again.
Alternatively, described inquiry request message is FCoE initializtion protocol (FIP, the FCoE Initialization Protocol) form in the FCoE consensus standard, and wherein FIP code is set to FFF8h, subcode is set to 01h, and content load comprises the N_Port_ID of FCoE object machine.The target MAC (Media Access Control) address that carries in the required Ethernet head of the inquiry request message addressed of FIP form is the virtual mac address of FCoE object machine for virtual mac address, the source MAC of the FCoE starter that the N_Port_ID according to the FCoE starter generates.
Further, content load can also comprise other additional informations such as the virtual mac address of FCoE object machine, the physics MAC Address of FCoE object machine, global unique name (WWN, world wide name).
Described inquiry request message can also be the message of extended formatting, as long as wherein carry the condition code that is used for this message function of sign (namely be used for this message of sign and carry the characteristics of information code whether inquiry supports direct communication) of FCoE starter and FCoE object machine both sides agreement, get final product such as above-mentioned FIP code or subcode.
Step 52, FCoE starter if support direct communication, are then returned inquiry response messages to the FCoE object machine after receiving the inquiry request message; Otherwise, abandon or ignore described inquiry request message;
After the FCoE starter returns inquiry response messages to the FCoE object machine, confirm that described FCoE starter and described FCoE object machine all support direct communication.
Alternatively, described inquiry response messages is FIP form in the FCoE consensus standard, and wherein FIP code is set to FFF8h, and subcode is set to 01h, and content load comprises the N_Port_ID of FCoE starter.The purpose MA address of carrying in the required Ethernet head of the inquiry request message addressed of FIP form is that virtual mac address, the source MAC of FCoE object machine is the virtual mac address of FCoE starter.
Step 53 if the FCoE object machine receives the inquiry response messages that described FCoE starter returns, confirms that then described FCoE starter and described FCoE object machine all support direct communication.If do not receive the inquiry response messages that described FCoE starter returns, confirm that then described FCoE starter do not support direct communication.
For fear of long wait, can also set stand-by period s, if surpassing stand-by period s, the FCoE object machine do not receive yet the inquiry response messages of returning, confirm that then described FCoE starter do not support direct communication.
Alternatively, the FCoE object machine after sending the inquiry request message and before receiving inquiry response messages during this period of time in, can be by the mode of FCoE transponder forwarding, with the mutual FCoE protocol data of FCoE starter bag, to eliminate mutual stand-by period of FCoE protocol data bag of FCoE starter and FCoE object machine.
Mode 2, shown in accompanying drawing 5b:
Step 54, the FCoE object machine extracts the N_Port_ID of the FCoE starter that carries from described login request message or login request message, N_Port_ID according to described FCoE starter accepts message to described FCoE starter transmission request, and described request is accepted message and transmitted by described FCoE transponder;
Alternatively, it is the FCoE protocol format that message is accepted in this request, carries the MAC Address of FCoE transponder in the required Ethernet head of addressing, and content load carries the N_Port_ID of described FCoE starter.Repeating process and the description principle in accompanying drawing 2 steps 20 that described FCoE transponder Forward-reques is accepted message are similar, here no longer describe in detail.
Step 55, the FCoE starter receives described request accept message after, the N_Port_ID of the FCoE object machine of accepting to carry in the message according to described request, generate the virtual mac address of FCoE object machine, whether support the inquiry request message of direct communication according to the virtual mac address of FCoE object machine to the transmission of FCoE object machine for inquiry FCoE object machine;
Introducing in the format and content of inquiry request message and the step 51 is similar, here no longer describes in detail.
Step 56, FCoE object machine when supporting direct communication, are returned inquiry response messages to described FCoE starter after receiving the inquiry request message; Otherwise, abandon or ignore described inquiry request message;
After the FCoE object machine returns inquiry response messages, confirm that described FCoE starter and described FCoE object machine all support direct communication.
Introducing in the format and content of inquiry response messages and the step 52 is similar, here no longer describes in detail.
Step 57 if the FCoE starter receives inquiry response messages, confirms that then described FCoE starter and described FCoE object machine all support direct communication.If do not receive the inquiry response messages that described FCoE starter returns, confirm that then described FCoE starter do not support direct communication.
In step 403, described FCoE object machine directly transmits FCoE protocol data bag with described FCoE starter, be specially: described FCoE object machine and described FCoE starter are set up virtual link according to virtual mac address, the N_Port_ID of virtual mac address, N_Port_ID and the described FCoE object machine of described FCoE starter, in order to transmit the FCoE protocol data bag between the two.
Wherein, described FCoE object machine directly transmits the N_Port_ID of the FCoE starter of FCoE protocol data bag time institute basis to described FCoE starter can be for carrying in login request message or the login request message, and the virtual mac address of institute's foundation can be for generating according to described N_Port_ID;
When adopting aforesaid way 1, described FCoE starter directly transmits that the virtual mac address of the FCoE object machine of FCoE protocol data bag time institute basis can obtain from the inquiry request message for the FCoE starter or generates according to the N_Port_ID of FCoE object machine to described FCoE object machine; When adopting aforesaid way 2, the virtual mac address of described FCoE object machine can generate according to the N_Port_ID of FCoE object machine for the FCoE starter.
In the communication plan that the embodiment of the invention provides, the FCoE object machine is after the login request message or login request message that receive the forwarding of FCoE transponder, confirm between initiation and the FCoE starter whether the other side supports the information interaction of direct communication, when all supporting direct communication according to the described FCoE starter of information interaction results verification and described FCoE object machine, directly with described FCoE object machine transmission FCoE protocol data bag.The FCoE object machine initiates to confirm whether the other side supports before the information interaction of direct communication, and the step of the N_Port_ID of necessary generation FCoE node can be continued to use the flow process among the existing FC-BB-5, and is less to the change of existing standard.
The more important thing is the N_Port_ID that generates at random separately self with existing each FCoE node, and the scheme of broadcasting is compared, set up before virtual link directly transmits the FCoE packet at FCoE starter or FCoE object machine, only can increase simple two, three message of communicating pair, greatly reduce the network transmission resource of consumption, alleviated network load, this advantage is particularly important in the more scene of FCoE interstitial content.
In addition, before FCoE starter and the direct communication of FCoE object machine, by the FCoE transponder authority of FCoE starter is verified, can also be guaranteed the fail safe of communicating by letter.
Embodiment two
Present embodiment will from the angle of FCoE starter, describe the communication means that is applied to Ethernet Fibre Channel oE scene.Accompanying drawing 6 is for being applied to the flow chart of the communication means of Ethernet Fibre Channel oE scene in the present embodiment.
Step 601, the FCoE starter sends login request message or login request message, carry the N_Port_ID of the MAC Address of FCoE transponder, described FCoE starter and FCoE object machine to be communicated by letter in described login request message or the login request message, the MAC Address of described FCoE transponder obtains by the discovery procedure of FC-BB-5 standard, and the N_Port_ID of described FCoE starter and FCoE object machine is distributed by described FCoE transponder by FC-BB-5 normal structure registration/login process;
When described login request message or login request message have the authority of communicating by letter with described FCoE object machine at the FCoE transponder according to the described FCoE starter of safe access control validation of information of storing, be forwarded to described FCoE object machine;
Step 602, N_Port_ID according to described FCoE starter and FCoE object machine, whether FCoE starter and described FCoE object machine support the information of direct communication alternately, judge according to interaction results whether described FCoE starter and described FCoE object machine all support direct communication;
Step 603, the FCoE starter is when confirming that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
Similar among the concrete mutual judgment mode that above-mentioned steps 602 adopts and the embodiment one: among the accompanying drawing 5a, in step 52, after the FCoE starter returns inquiry response messages to the FCoE object machine, confirm that described FCoE starter and described FCoE object machine all support direct communication.In accompanying drawing 5b, after step 56, after the FCoE starter receives the inquiry response messages that the FCoE object machine returns, confirm that described FCoE starter and described FCoE object machine all support direct communication.
Embodiment three
In the present embodiment will be take FCoE starter FCoE initiator A, FCoE object machine FCoE target B and FCoE transponder FCoE Switch in the accompanying drawing 3 as example, the communication means that is applied to Ethernet Fibre Channel oE scene is described, and its flow chart please refer to accompanying drawing 7a.
Step 701, FCoE initiator A obtains the MAC Address of FCoE Switch by the FCoE transponder FCoE Switch in the discovery procedure discovering network of FC-BB-5 standard;
Here only the discovery procedure of FC-BB-5 standard is simply described: after FCoE Switch receives FCoE initiator A and sends FCF and find request (FCF Discovery Solicitation) message, self MAC Address is carried at corresponding FCF finds to return to FCoE initiatorA in response (FCF Discovery Advertisement) message.
Step 702, FCoE initiator A is according to the MAC Address of FCoE Switch, and execution architecture registration/login process obtains the port-mark N_Port_ID1 that FCoE Switch is FCoE initiator A distribution;
Particularly, FCoE initiator A sends structure registration/login (FLOGI, Fabriclogin) request message to FCoE Switch; FCoE Switch is that FCoE initiatorA distributes N_Port_ID1, and the N_Port_ID1 that distributes is carried at returns to FCoE initiator A in registration/login response message.
Step 703, FCoE target B obtains the MAC Address of FCoE Switch by the FCoE transponder FCoE Switch in the discovery procedure discovering network of FC-BB-5 standard;
Concrete discovery procedure is with reference to step 701.
Step 704, FCoE target B is according to the MAC Address of FCoE Switch, and execution architecture registration/login process obtains the port-mark N_Port_ID2 that FCoE Switch is FCoE target B distribution;
Concrete structure registration/login process is with reference to step 702.
Step 705, FCoE initiator A carries out the information inquiry process, inquires about the N_Port_ID of FCoE target B to be communicated by letter from FCoE Switch;
The information inquiry process adopts the FC-BB-5 standard, be specially: FCoE initiator A is to FCoE Switch transmit port registration name server (PLOGI NS, N_PortLogin Name Server) inquiry request message carries the WWN of FCoE target B in this PLOGI NS inquiry request message; FCoE Switch returns PLOGI NS query response message to FCoE initiator A, carries the N_Port_ID2 that promising FCoE target B distributes in this query response message.
Step 706, FCoE initiator A sends login request message or login request message to FCoE target B, the target MAC (Media Access Control) address of described login request message or login request message is that MAC Address and the purpose N_Port_ID of FCoE Switch is the N_Port_ID2 of FCoE target B, and described login request message or login request message are sent to FCoE Switch.
Step 707, FCoE Switch is from receiving to such an extent that obtain MAC Address or the N_Port_ID1 of FCoE initiator A login request message or the login request message, safe access control information according to storage, such as subregion (Zoning) information, judge whether FCoE initiator A has the authority of communicating by letter with FCoE target B, if judged result is yes, described login request message or login request message are transmitted to FCoE target B, enter step 708, otherwise refuse described login request message or login request message.
Step 708, FCoE target B sends the inquiry request message of whether supporting direct communication for inquiry FCoE initiator A according to the MAC Address of the N_Port_ID1 generating virtual FCoE initiator A of the FCoE initiator A that obtains to FCoE initiator A from described login request message or login request message;
Because FCoE Switch transmits login request message or login request message has been carried out authentication, therefore FCoE target B receives FCoE initiator A login request message or login request message, illustrates that FCoE Switch allows FCoE initiator A and FCoE target B to communicate.
FCoE target B obtains N_Port_ID1 from login request message or login request message after, add the particular network prefix in its front, generate the virtual mac address of FCoE initiatorA.
Step 709, FCoE initiator A if support direct communication, then returns inquiry response messages to FCoE target B after receiving the inquiry request message; Otherwise, ignore or abandon this inquiry request message.
After FCoE initiator A returns inquiry response messages, confirm that FCoE initiator A and FCoE targetB all support direct communication.
Wherein, FCoE initiator A returns inquiry response messages according to virtual mac address and the N_Port_ID2 of FCoE target B to FCoE target B, wherein the virtual mac address of FCoE target B can obtain from the inquiry request message, also can according to add the particular network prefix in the N_Port_ID2 front, generate the virtual mac address of FCoE target B.
Step 710 after FCoE target B receives inquiry response messages, confirms that FCoE initiator A and FCoE target B all support direct communication.
Step 711, FCoE initiator A and FCoE target B are according to virtual mac address, the N_Port_ID2 of virtual mac address, N_Port_ID1 and the FCoE target B of FCoE initiator A, set up virtual linkage, directly transmit FCoE protocol data bag.
In addition, above-mentioned steps 708～step 711 also can replace with step 718～step 722, specifically please refer to accompanying drawing 7b, and wherein step 701～step 707 is similar with accompanying drawing 7a, here no longer repeats.
Step 718, FCoE target B is according to the N_Port_ID1 of the FCoE initiator A that obtains from described login request message or login request message, send request to FCoE initiator A and accept message, described request is accepted message and is transmitted by FCoE Switch;
Step 719, after message is accepted in the FCoE initiatorA request of receiving, affirmation can communicate with FCoE target B, FCoE initiator A sends the inquiry request message of whether supporting direct communication for inquiry FCoE object machine according to the virtual mac address that N_Port_ID2 generates FCoE target B to FCoE target B;
Step 720 when FCoE target B supports direct communication, is returned inquiry response messages to described FCoE starter; Otherwise, ignore or abandon this inquiry request message.
After FCoE target B returns inquiry response messages, confirm that FCoE initiatorA and FCoE target B all support direct communication.
Step 721 when FCoE initiator A receives inquiry response messages, confirms that FCoE initiator A and FCoE target B all support direct communication.
Step 722, FCoE initiator A and FCoE target B are according to virtual mac address, the N_Port_ID2 of virtual mac address, N_Port_ID1 and the FCoE target B of FCoE initiator A, set up virtual linkage, directly transmit FCoE protocol data bag.
The embodiment of the invention is utilized the discovery procedure of FC-BB-5 standard and the N_Port_ID that the information inquiry process is distributed direct communication both sides FCoE node, rather than by each self-generating N_Port_ID of communicating pair FCoE node, guaranteed to generate the uniqueness of N_Port_ID, thereby saved the time that repeatedly generates N_Port_ID, alleviated network payload.On this basis, communicating pair FCoE node is paid the information of supporting direct communication alternately by apply for information again, sets up virtual link and directly transmit FCoE protocol data bag when confirming that communicating pair FCoE node is all supported direct communication.The compatibility of the technical scheme that the embodiment of the invention provides and FC-BB-5 standard is better, thereby has better popularizing application prospect.
Correspondingly, the embodiment of the invention also provides a kind of communicator that is applied to Ethernet Fibre Channel oE scene, shown in Fig. 8 a, this device can be the FCoE object machine, this device comprises receiving element 801, information interaction unit 802, judging unit 803 and the first transmission unit 804, and is specific as follows:
Receiving element 801 is used for receiving login request message or login request message, and the FCoE starter that carries in described login request message or the login request message and the N_Port_ID of this FCoE object machine are that the FCoE transponder distributes;
Described login request message or login request message are that the FCoE transponder is transmitted, the FCoE transponder is transmitted described login request message or login request message according to the safe access control information of storage when the FCoE starter of the affirmation described login request message of transmission or login request message has the authority of communicating by letter with described FCoE object machine;
Information interaction unit 802, after being used for described receiving element and receiving described login request message or login request message, according to the N_Port_ID of described FCoE starter and FCoE object machine, whether support alternately the information of direct communication with described FCoE starter both sides;
Judging unit 803 is used for judging according to the interaction results of information interaction unit 802 whether described FCoE starter and described FCoE object machine all support direct communication;
The first transmission unit 804, be used for when judging unit 803 confirms that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.。
Alternatively, please refer to accompanying drawing 8b, described information interaction unit 802 specifically comprises:
First sends subelement 805, be used at described FCoE object machine when supporting direct communication, from described login request message or login request message, extract the N_Port_ID of the FCoE starter that carries, generate the virtual mac address of FCoE starter according to the N_Port_ID of described FCoE starter, according to the virtual mac address of described FCoE starter, send the inquiry request message of whether supporting direct communication for inquiry FCoE starter to described FCoE starter;
First receives subelement 806, is used for receiving the inquiry response messages that described FCoE starter returns;
Described judging unit 803 first receive subelement 806 and receive the inquiry response messages that described FCoE starter returns after, confirm that described FCoE starter and described FCoE object machine all support direct communication.
Alternatively, the communicator among the accompanying drawing 8a also comprises:
The second transmission unit 811 is used for before first receives subelement 806 and receive the response message that described FCoE starter returns, and the mode of transmitting by the FCoE transponder is transmitted the FCoE protocol data bag between described FCoE object machine and the described FCoE starter.
Please refer to accompanying drawing 8c, described information interaction unit 802 specifically comprises:
Second sends subelement 807, be used for extracting from described login request message or login request message the N_Port_ID of the FCoE starter that carries, N_Port_ID according to described FCoE starter accepts message to described FCoE starter transmission request, and described request is accepted message and transmitted by described FCoE transponder;
Second receives subelement 808, is used for receiving described FCoE starter and is receiving the inquiry request message whether inquiry FCoE object machine supports direct communication that is used for of sending after described request is accepted message;
The 3rd sends subelement 809, is used for returning inquiry response messages to described FCoE starter when described FCoE object machine is supported direct communication;
Described judging unit 803 the 3rd send subelement 809 and send inquiry response messages after, confirm that described FCoE starter and described FCoE object machine all support direct communication.
The embodiment of the invention also provides a kind of communicator that is applied to Ethernet Fibre Channel oE scene, shown in Fig. 9 a, this device can be the FCoE starter, and this device comprises transmitting element 901, information interaction unit 902, judging unit 903 and the first transmission unit 904, wherein:
Transmitting element 901, be used for sending login request message or login request message, carry the N_ Port_ID of described FCoE starter and FCoE object machine to be communicated by letter in described login request message or the login request message, the N_Port_ID of described FCoE starter and FCoE object machine is distributed by described FCoE transponder;
Described login request message or login request message are transmitted to described FCoE object machine by the FCoE transponder, when the FCoE transponder has the authority of communicating by letter with described FCoE object machine according to the described FCoE starter of safe access control validation of information of storing, transmit described login request message or login request message to described FCoE object machine;
Whether information interaction unit 902 after being used for the FCoE object machine and receiving described login request message or login request message, according to the N_Port_ID of described FCoE starter and FCoE object machine, supports the information of direct communication with described FCoE object machine both sides alternately;
Judging unit 903 is used for judging according to the interaction results of information interaction unit 902 whether described FCoE starter and described FCoE object machine all support direct communication;
The first transmission unit 904, be used for when judging unit 903 confirms that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
Alternatively, with reference to accompanying drawing 9b, described information interaction unit 902 comprises that first receives subelement 905, the first transmission subelement 906:
First receives subelement 905, is used for receiving described FCoE object machine and is receiving the inquiry request message that sends after described login request message or the login request message;
First sends subelement 906, is used for returning inquiry response messages to described FCoE object machine when described FCoE starter is supported direct communication;
Described judging unit 903 confirms that described FCoE starter and described FCoE object machine all support direct communication when first sends subelement 906 and return inquiry response messages.
Alternatively, with reference to accompanying drawing 9c, described information interaction unit 902 comprises that second receives subelement 907, the second transmission subelement 908, the 3rd reception subelement 909:
Second receives subelement 907, is used for receiving described FCoE object machine and receives the request that sends after described login request message or the login request message and accept message;
Second sends subelement 908, be used for when described FCoE starter is supported direct communication, accept the message to extract the N_Port_ID of the FCoE object machine that carries from request, generate the virtual mac address of FCoE object machine according to this N_Port_ID, according to the virtual mac address of FCoE object machine, send the inquiry request message of whether supporting direct communication for inquiry FCoE object machine to described FCoE object machine;
The 3rd receives subelement 909, is used for receiving the inquiry response messages that described FCoE object machine returns;
Described judging unit 903 the 3rd receive subelement 909 and receive the inquiry response messages that described FCoE object machine returns after, confirm that described FCoE starter and described FCoE object machine all support direct communication.
The embodiment of the invention also provides a kind of communication system that is applied to Ethernet Fibre Channel oE scene, with reference to accompanying drawing 10, comprises FCoE starter 110, FCoE transponder 120 and FCoE object machine 130, it is characterized in that:
FCoE transponder 120 is that described FCoE starter 110 and FCoE object machine 120 distribute port-mark N_Port_ID; After receiving the login request message or login request message of FCoE starter 110 transmissions, according to the safe access control information of storage, judge whether described FCoE starter 110 has the authority of communicating by letter with described FCoE object machine; If judged result is yes, then described login request message or login request message are transmitted to described FCoE object machine 130, otherwise rejecting said request message;
After FCoE object machine 130 receives described login request message or login request message, whether support alternately the information of direct communication with FCoE starter 110 both sides;
Described FCoE object machine 130 or FCoE starter 110 judge according to interaction results whether described FCoE object machine 130 or FCoE starter 110 all support direct communication;
Described FCoE object machine 130 or FCoE starter 110 are when confirming all to support direct communication, according to the N_Port_ID of described FCoE object machine 130 and FCoE starter 110, set up virtual linkage between FCoE object machine 130 and the FCoE starter 110 in order to transmit FCoE protocol data bag.
Alternatively, FCoE starter 110 can possess the structure shown in accompanying drawing 8a～accompanying drawing 8c, and FCoE object machine 130 can possess the structure shown in accompanying drawing 9a～accompanying drawing 9c.
One of ordinary skill in the art will appreciate that all or part of step that realizes in above-described embodiment method is to come the relevant hardware of instruction to finish by program, this program can be stored in the computer read/write memory medium, as: ROM/RAM, magnetic disc, CD etc.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.

Claims (18)

1. a communication system that is applied to Ethernet Fibre Channel oE scene comprises FCoE starter, FCoE transponder and FCoE object machine, it is characterized in that:
The FCoE transponder is that described FCoE starter and FCoE object machine distribute port-mark N_Port_ID; After receiving the login request message or login request message of FCoE starter transmission, according to the safe access control information of storage, judge whether described FCoE starter has the authority of communicating by letter with described FCoE object machine; If judged result is yes, then described login request message or login request message are transmitted to described FCoE object machine;
After the FCoE object machine receives described login request message or login request message, whether support alternately the information of direct communication with FCoE starter both sides;
Described FCoE object machine or FCoE starter judge according to interaction results whether described FCoE object machine or FCoE starter all support direct communication;
Described FCoE object machine or FCoE starter according to the N_Port_ID of described FCoE object machine and FCoE starter, are set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag when confirming all to support direct communication.
2. a FCoE object machine is characterized in that, comprising:
Receiving element is used for receiving login request message or login request message, and the FCoE starter that carries in described login request message or the login request message and the N_Port_ID of this FCoE object machine are that the FCoE transponder distributes;
Described login request message or login request message are transmitted by the FCoE transponder;
Whether the information interaction unit after being used for described receiving element and receiving described login request message or login request message, according to the N_Port_ID of described FCoE starter and FCoE object machine, supports the information of direct communication with described FCoE starter both sides alternately;
Judging unit is used for judging according to the interaction results of information interaction unit whether described FCoE starter and described FCoE object machine all support direct communication;
The first transmission unit, be used for when judging unit confirms that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
3. FCoE object machine as claimed in claim 2 is characterized in that, described information interaction unit specifically comprises:
Second sends subelement, be used for extracting from described login request message or login request message the N_Port_ID of the FCoE starter that carries, N_Port_ID according to described FCoE starter accepts message to described FCoE starter transmission request, and described request is accepted message and transmitted by described FCoE transponder;
Second receives subelement, is used for receiving described FCoE starter and is receiving the inquiry request message whether inquiry FCoE object machine supports direct communication that is used for of sending after described request is accepted message;
The 3rd sends subelement, is used for returning inquiry response messages to described FCoE starter when described FCoE object machine is supported direct communication;
Described judging unit the 3rd send subelement and send inquiry response messages after, confirm that described FCoE starter and described FCoE object machine all support direct communication.
4. FCoE object machine as claimed in claim 2 is characterized in that, described information interaction unit comprises:
First sends subelement, be used at described FCoE object machine when supporting direct communication, from described login request message or login request message, extract the N_Port_ID of the FCoE starter that carries, generate the virtual mac address of FCoE starter according to the N_Port_ID of described FCoE starter, according to the virtual mac address of described FCoE starter, send the inquiry request message of whether supporting direct communication for inquiry FCoE starter to described FCoE starter;
First receives subelement, is used for receiving the inquiry response messages that described FCoE starter returns;
Described judging unit first receive subelement and receive the inquiry response messages that described FCoE starter returns after, confirm that described FCoE starter and described FCoE object machine all support direct communication.
5. FCoE object machine as claimed in claim 4 is characterized in that, also comprises:
The second transmission unit is used for before first receives subelement and receive the response message that described FCoE starter returns, and the mode of transmitting by the FCoE transponder is transmitted the FCoE protocol data bag between described FCoE object machine and the described FCoE starter.
6. a FCoE starter is characterized in that, comprising:
Transmitting element, be used for sending login request message or login request message, carry the N_Port_ID of described FCoE starter and FCoE object machine to be communicated by letter in described login request message or the login request message, the N_Port_ID of described FCoE starter and FCoE object machine is distributed by described FCoE transponder;
Described login request message or login request message are transmitted to described FCoE object machine by the FCoE transponder;
The information interaction unit, be used for after described FCoE object machine receives described login request message or login request message, according to the N_Port_ID of described FCoE starter and FCoE object machine, whether support alternately the information of direct communication with described FCoE object machine both sides;
Judging unit is used for judging according to the interaction results of information interaction unit whether described FCoE starter and described FCoE object machine all support direct communication;
The first transmission unit, be used for when judging unit confirms that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
7. FCoE starter as claimed in claim 6 is characterized in that, described information interaction unit comprises:
Second receives subelement, is used for receiving described FCoE object machine and receives the request that sends after described login request message or the login request message and accept message;
Second sends subelement, be used for when described FCoE starter is supported direct communication, accept the message to extract the N_Port_ID of the FCoE object machine that carries from request, generate the virtual mac address of FCoE object machine according to this N_Port_ID, according to the virtual mac address of FCoE object machine, send the inquiry request message of whether supporting direct communication for inquiry FCoE object machine to described FCoE object machine;
The 3rd receives subelement, is used for receiving the inquiry response messages that described FCoE object machine returns;
Described judging unit the 3rd receive subelement and receive the inquiry response messages that described FCoE object machine returns after, confirm that described FCoE starter and described FCoE object machine all support direct communication.
8. FCoE starter as claimed in claim 6 is characterized in that, described information interaction unit comprises:
First receives subelement, is used for receiving described FCoE object machine and is receiving the inquiry request message that sends after described login request message or the login request message;
First sends subelement, is used for returning inquiry response messages to described FCoE object machine when described FCoE starter is supported direct communication;
Described judging unit confirms that described FCoE starter and described FCoE object machine all support direct communication when first sends subelement and return inquiry response messages.
9. a communication means that is applied to Ethernet Fibre Channel oE scene is characterized in that, comprising:
The FCoE object machine receives login request message or the login request message that the FCoE transponder is transmitted, and the FCoE starter that carries in described login request message or the login request message and the N_Port_ID of this FCoE object machine are that the FCoE transponder distributes;
Described FCoE object machine is according to the N_Port_ID of described FCoE starter and FCoE object machine, whether support alternately the information of direct communication with described FCoE starter both sides, judge according to interaction results whether described FCoE starter and described FCoE object machine all support direct communication;
Described FCoE object machine is when confirming that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
10. method as claimed in claim 9 is characterized in that, whether described and described FCoE starter supports the information of direct communication alternately, judges that whether described FCoE starter and described FCoE object machine all support direct communication, comprising:
Described FCoE object machine extracts the N_Port_ID of the FCoE starter that carries from described login request message or login request message, N_Port_ID according to described FCoE starter accepts message to described FCoE starter transmission request, and described request is accepted message and transmitted by described FCoE transponder;
Described FCoE object machine receives described FCoE starter and is receiving the inquiry request message whether inquiry FCoE object machine supports direct communication that is used for of sending after described request is accepted message;
Described FCoE object machine returns inquiry response messages to described FCoE starter when supporting direct communication, confirm that described FCoE starter and described FCoE object machine all support direct communication.
11. method as claimed in claim 9 is characterized in that, whether described and described FCoE starter supports the information of direct communication alternately, judges that whether described FCoE starter and described FCoE object machine all support direct communication, comprising:
Described FCoE object machine is when supporting direct communication, from described login request message or login request message, extract the N_Port_ID of the FCoE starter that carries, generate the virtual mac address of FCoE starter according to the N_Port_ID of described FCoE starter, send to described FCoE starter according to the virtual mac address of described FCoE starter and be used for the inquiry request message whether inquiry FCoE starter supports direct communication;
After receiving the inquiry response messages that described FCoE starter returns, confirm that described FCoE starter and described FCoE object machine all support direct communication.
12. method as claimed in claim 11 is characterized in that, before receiving the response message that described FCoE starter returns, also comprises: transmit FCoE protocol data bag by the mode that the FCoE transponder is transmitted with described FCoE starter.
13. such as claim 10 or 12 described methods, it is characterized in that, carry the predetermined characteristic code in the described inquiry request message, described condition code is used for this message of sign and carries the information whether inquiry supports direct communication.
14. method as claimed in claim 13 is characterized in that, described inquiry request message is FCoE initializtion protocol form.
15. a communication means that is applied to Ethernet Fibre Channel oE scene is characterized in that, comprising:
The FCoE starter sends login request message or login request message, carry the N_Port_ID of described FCoE starter and FCoE object machine to be communicated by letter in described login request message or the login request message, the N_Port_ID of described FCoE starter and FCoE object machine is distributed by described FCoE transponder;
Described login request message or login request message are transmitted to described FCoE object machine by described FCoE transponder;
Described FCoE starter is after described FCoE object machine receives described login request message or login request message, N_Port_ID according to described FCoE starter and FCoE object machine, whether support alternately the information of direct communication with described FCoE object machine, judge according to interaction results whether described FCoE starter and described FCoE object machine all support direct communication;
Described FCoE starter is when confirming that described FCoE starter and described FCoE object machine are all supported direct communication, according to the N_Port_ID of described FCoE object machine and FCoE starter, set up virtual linkage between FCoE object machine and the FCoE starter in order to transmit FCoE protocol data bag.
16. method as claimed in claim 15 is characterized in that, whether described and described FCoE object machine supports the information of direct communication alternately, judges that whether described FCoE starter and described FCoE object machine all support direct communication, comprising:
Described FCoE starter receives described FCoE object machine and receives the request that sends after described login request message or the login request message and accept message;
Described FCoE starter is when supporting direct communication, accept the message to extract the N_Port_ID of the FCoE object machine that carries from request, generate the virtual mac address of FCoE object machine according to this N_Port_ID, according to the virtual mac address of FCoE object machine, send the inquiry request message of whether supporting direct communication for inquiry FCoE object machine to described FCoE object machine;
After receiving the inquiry response messages that described FCoE object machine returns, confirm that described FCoE starter and described FCoE object machine all support direct communication.
17. method as claimed in claim 15 is characterized in that, whether described and described FCoE object machine supports the information of direct communication alternately, judges that whether described FCoE starter and described FCoE object machine all support direct communication, comprising:
Described FCoE starter receives described FCoE object machine and is receiving the inquiry request message that sends after described login request message or the login request message;
Described FCoE starter returns inquiry response messages to described FCoE object machine when supporting direct communication, confirm that described FCoE starter and described FCoE object machine all support direct communication.
18. method as claimed in claim 17 is characterized in that, described FCoE starter also comprises when not supporting direct communication: ignore or abandon described inquiry request message.
CN2011102640437A 2011-09-08 2011-09-08 Communication method, system and device applied to scene of FCoE (fiber channel over Ethernet) Pending CN103001697A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2011102640437A CN103001697A (en) 2011-09-08 2011-09-08 Communication method, system and device applied to scene of FCoE (fiber channel over Ethernet)
PCT/CN2012/079638 WO2013034037A1 (en) 2011-09-08 2012-08-03 Communication method, system and apparatus applied to fibre channel over ethernet scenario

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011102640437A CN103001697A (en) 2011-09-08 2011-09-08 Communication method, system and device applied to scene of FCoE (fiber channel over Ethernet)

Publications (1)

Publication Number Publication Date
CN103001697A true CN103001697A (en) 2013-03-27

Family

ID=47831512

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011102640437A Pending CN103001697A (en) 2011-09-08 2011-09-08 Communication method, system and device applied to scene of FCoE (fiber channel over Ethernet)

Country Status (2)

Country Link
CN (1) CN103001697A (en)
WO (1) WO2013034037A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103546382A (en) * 2013-11-05 2014-01-29 中国联合网络通信集团有限公司 Data processing method, device and system
CN105245635A (en) * 2015-10-23 2016-01-13 中国联合网络通信集团有限公司 FCoE communication method, device and system
CN113821580A (en) * 2021-09-22 2021-12-21 成都市国土资源信息中心 Tile map service method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101557337B (en) * 2009-05-04 2012-08-29 成都市华为赛门铁克科技有限公司 Network tunnel establishing method, data transmission method, communication system and relevant equipment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8355345B2 (en) * 2009-08-04 2013-01-15 International Business Machines Corporation Apparatus, system, and method for establishing point to point connections in FCOE

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101557337B (en) * 2009-05-04 2012-08-29 成都市华为赛门铁克科技有限公司 Network tunnel establishing method, data transmission method, communication system and relevant equipment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MICHAEL KO: "FCoE end-to-end connection; www.t11.org/ftp/t11/pub/fc/bb-6/10-132v0.pdf", <HUAWEI SYMANTEC TECHNOLOGIES CO., LTD>, 31 March 2011 (2011-03-31) *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103546382A (en) * 2013-11-05 2014-01-29 中国联合网络通信集团有限公司 Data processing method, device and system
CN103546382B (en) * 2013-11-05 2016-08-17 中国联合网络通信集团有限公司 Data processing method, equipment and system
CN105245635A (en) * 2015-10-23 2016-01-13 中国联合网络通信集团有限公司 FCoE communication method, device and system
CN105245635B (en) * 2015-10-23 2018-09-14 中国联合网络通信集团有限公司 FCoE communication means, apparatus and system
CN113821580A (en) * 2021-09-22 2021-12-21 成都市国土资源信息中心 Tile map service method

Also Published As

Publication number Publication date
WO2013034037A1 (en) 2013-03-14

Similar Documents

Publication Publication Date Title
EP3352431B1 (en) Network load balance processing system, method, and apparatus
CN102209023B (en) Fiber channel over Ethernet (FCoE) communication connection establishment method, device, name server and system
US20200409893A1 (en) Universal host and non-volatile memory express storage domain discovery for non-volatile memory express over fabrics
EP2493127B1 (en) Method for virtual link discovery control and system for fibre channel over ethernet protocol
CN101909054B (en) Method for aggregating multiple network interface cards in virtualized environment
CN107547623B (en) Application data transmission method and device, application server and application proxy server
CN101834783B (en) Method and device for forwarding messages and network equipment
US20140282542A1 (en) Hypervisor Storage Intercept Method
CN101951325A (en) Network terminal configuration system based on automatic discovery and configuration method thereof
CN101252584B (en) Authentication method, system and equipment for bidirectional forwarding detection protocol conversation
CN108390950A (en) A kind of information push method, device and equipment
US8527661B1 (en) Gateway for connecting clients and servers utilizing remote direct memory access controls to separate data path from control path
EP3068139B1 (en) Electronic device and method for controlling electronic device
CN110830574B (en) Method for realizing intranet load balance based on docker container
WO2013178099A1 (en) System, method, client and service centre for realizing remote desktop
CN103095722A (en) Method for updating network security table and network device and dynamic host configuration protocol (DHCP) server
CN102340436B (en) Cross-network message forwarding method and switch system
CN103001697A (en) Communication method, system and device applied to scene of FCoE (fiber channel over Ethernet)
WO2013120325A1 (en) Browser-to-browser direct communication method, device and communication system
CN106878320A (en) A kind of method and apparatus for preventing IP address spoofing
US7890655B2 (en) Storage area network port based data transfer acceleration
CN106302861A (en) A kind of address distribution method and device
CN102833287B (en) The method of visit data resource in distributed file system and distributed file system
CN103297272B (en) Apparatus bound, solution binding method and apparatus buffering recovery pond entity device
CN108600225A (en) a kind of authentication method and device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20130327