CN105099958A - Method and device for establishing virtual switching framework VSF system - Google Patents
Method and device for establishing virtual switching framework VSF system Download PDFInfo
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Abstract
The invention relates to the technical field of communications and discloses a method and a device for establishing a virtual switching framework VSF system. The method is mainly used for controlling equipment in the equipment FC and comprises the steps as follows: receiving a negotiating message transmitted by the equipment, wherein the negotiating message comprises an equipment role; adding FE for transmitting the negotiating message in the VSF system while the equipment role in the negotiating message is the extensible equipment FE, distributing an equipment number for the FE, generating a confirmation message comprising the distributed equipment number; and transmitting the confirmation message so that the FE for transmitting the negotiating message could obtain the distributed equipment number. The method and the device of the invention could finish the establishment of VSF, avoid the dependence to a specific chip to easily achieve the establishment of VSF.
Description
Technical field
The present invention relates to communication technical field, particularly, relate to a kind of method for building up and device of virtual switch framework VSF system.
Background technology
VSF (virtual switch framework, VirtualSwitchingFabric) be the longitudinal Intel Virtualization Technology of a kind of device level, by multiple stage low cost box-shaped device is entered main equipment as remote line clamping, reach the object of expansion interface density and concentrated controling management.As shown in Figure 1, VSF system comprises a FC (master control equipment, FabricControl) and multiple FE (ports-Extending equipment, FabricExtender).FC can be single device, and the VSU (virtual switch unit, VirtualSwitchingUnit) that also can be made up of multiple devices bears.The computing of FC assumption agreement, the generation of list item and the work such as to issue, FE equipment is only responsible for data retransmission.FE can directly connect equipment in FC as shown in Figure 1, also can adopt cascade system, makes part FE by the FE be directly connected with equipment in FC, connects in succession with equipment room in FC.
In prior art, when setting up VSF system, adopt the 802.1BR agreement that Cisco Cisco proposes.In 802.1BR agreement, use expansion bridge (ExtendedBridge), expansion bridge comprises CB (controlling bridge, ControllingBridge) and PE (ports-Extending equipment, PortExtender).PE connects CB and access device by C-VLAN agreement.This kind of mode is adopted to need to use specific chip, for technology realizes causing restriction.
Summary of the invention
The object of this invention is to provide a kind of method for building up and device of virtual switch framework VSF system, for solving the problem or solving the problem at least in part.
To achieve these goals, the invention provides a kind of method for building up of virtual switch framework VSF system, for equipment in main control device FC, described method comprises:
The negotiation message that receiving equipment sends, described negotiation message comprises device role;
When the device role that negotiation message comprises is expansion equipment FE, the FE sending negotiation message is added VSF system, is described FE distributing equipment number, generates the acknowledge message comprising the device number of distribution;
Send acknowledge message, obtain to make the FE of the described negotiation message of transmission the device number distributed.
Preferably, described negotiation message comprises the VSF port numbering of equipment;
Described method also comprises:
When receiving the negotiation message of the FE transmission directly connected, the VSF port numbering comprised according to negotiation message and described FE set up second line of a couplet link;
The VSF port numbering of equipment in FC is added in acknowledge message, sets up upper level link to make the FE directly connected according to equipment in the VSF port numbering of equipment in described FC and described FC;
Record sends the corresponding relation of equipment room in the FE of negotiation message and the FC of the described FE first line of a couplet.
Preferably, the negotiation message that described receiving equipment sends, comprising:
The negotiation message that another equipment receiving the FE forwarding directly connected sends;
Described transmission acknowledge message, comprising:
Sending acknowledge message, making the FE of acknowledge message through directly connecting be transmitted to the FE sending negotiation message, obtain to make the FE of transmission negotiation message the device number distributed;
Record sends the corresponding relation between FE that the FE of negotiation message and described FE is directly connected.
The invention also discloses a kind of method for building up of virtual switch framework VSF system, for ports-Extending equipment FE, described method comprises:
Generate the negotiation message comprising device role;
In main control device FC, equipment sends negotiation message;
Receive the acknowledge message comprising the device number of distribution of device replied in FC, described device number is that described FE distributes by equipment in FC;
Device number acknowledge message comprised stores.
Preferably, when in described FE and FC, equipment directly connects, described method also comprises:
The VSF port numbering of described FE is added in negotiation message, sets up second line of a couplet link to make equipment in described FC according between the VSF port numbering of described FE and described FE;
Described acknowledge message comprises the VSF port numbering of equipment in FC, and described method also comprises:
Upper level link is set up according to equipment in the VSF port numbering of equipment in the FC that acknowledge message comprises and described FC.
Preferably, described method also comprises:
Receive the negotiation message of the equipment transmission connected, described negotiation message comprises device role;
When the device role that negotiation message comprises is FE, judge whether to establish the link with equipment in FC;
When establishing the link with equipment in FC, described negotiation message being transmitted to equipment in described FC, to make equipment in described FC that the FE sending negotiation message is added VSF system, and is described FE distributing equipment number;
Receive the acknowledge message that in described FC, equipment sends, described acknowledge message comprises the device number distributing to the FE sending negotiation message;
Described acknowledge message is transmitted to the FE of described transmission negotiation message, obtains to make described FE the device number distributed.
Preferably, when described FE passes through equipment connection in other FE and FC, described to equipment transmission negotiation message in main control device FC, comprising:
The negotiation message comprising device role being sent to the FE directly connected, making the FE of negotiation message through directly connecting be transmitted to equipment in FC;
The acknowledge message comprising the device number of distribution of device replied in described reception FC, comprising:
Receive the acknowledge message comprising the device number of distribution of device replied in the FC of the FE forwarding directly connected.
The invention also discloses a kind of apparatus for establishing of virtual switch framework VSF system, for equipment in main control device FC, described device comprises:
Receiver module, for the negotiation message that receiving equipment sends, described negotiation message comprises device role;
Negotiation module, when the device role for comprising when negotiation message is expansion equipment FE, the FE sending negotiation message is added VSF system, is described FE distributing equipment number, generates the acknowledge message comprising the device number of distribution;
Sending module, for sending acknowledge message, obtains to make the FE of the described negotiation message of transmission the device number distributed.
Preferably, described negotiation message comprises the VSF port numbering of equipment;
Described device also comprises forwarding module and administration module,
Described forwarding module is used for when described receiver module receives the negotiation message of the FE transmission directly connected, and the VSF port numbering comprised according to negotiation message and described FE set up second line of a couplet link;
Described negotiation module, also for adding in acknowledge message by the VSF port numbering of equipment in FC, sets up upper level link to make the FE directly connected according to equipment in the VSF port numbering of equipment in described FC and described FC;
Described administration module sends the corresponding relation of equipment room in the FE of negotiation message and the FC of the described FE first line of a couplet for recording.
Preferably, described device also comprises administration module,
The negotiation message that described receiver module sends for another equipment receiving the FE forwarding directly connected;
Described sending module, for sending acknowledge message, makes the FE of acknowledge message through directly connecting be transmitted to the FE sending negotiation message, obtains to make the FE of transmission negotiation message the device number distributed;
Described administration module is for the corresponding relation between the FE that records the FE and the described FE that send negotiation message and be directly connected.
The invention provides a kind of apparatus for establishing of virtual switch framework VSF system, for ports-Extending equipment FE, described device comprises:
Negotiation module, for generating the negotiation message comprising device role;
Sending module, for sending negotiation message to equipment in main control device FC;
Receiver module, for receiving the acknowledge message comprising the device number of distribution of device replied in FC, described device number is that described FE distributes by equipment in FC;
Memory module, stores for the device number distributing to described FE acknowledge message comprised.
Preferably, the VSF port numbering of described FE, also for when in described FE and FC, equipment directly connects, adds in negotiation message by described negotiation module, sets up second line of a couplet link to make equipment in described FC according between the VSF port numbering of described FE and described FE;
Described acknowledge message comprises the VSF port numbering of equipment in FC, and described device also comprises:
Forwarding module, sets up upper level link for equipment in the VSF port numbering of equipment in the FC that comprises according to acknowledge message and described FC.
Preferably, described receiver module is also for the negotiation message that the equipment receiving connection sends, and described negotiation message comprises device role;
When the device role of described forwarding module also for comprising when negotiation message is FE, judge whether to establish the link with equipment in FC; When establishing the link with equipment in FC, determine described negotiation message to be transmitted to equipment in described FC;
Described sending module, also for described negotiation message is sent to equipment in described FC, to make equipment in described FC that the FE sending negotiation message is added VSF system, and is described FE distributing equipment number;
Described receiver module is also for receiving the acknowledge message that in described FC, equipment sends, and described acknowledge message comprises the device number distributing to the FE sending negotiation message;
Described forwarding module is also for determining the FE described acknowledge message being transmitted to described transmission negotiation message;
Described sending module, also for described acknowledge message being sent to the FE of described transmission negotiation message, obtains to make described FE the device number distributed.
Preferably, described sending module is used for, when described FE passes through equipment connection in other FE and FC, sending negotiation message to the FE directly connected, and makes negotiation message be transmitted to equipment in FC through the FE of directly connection;
Described receiver module is for the acknowledge message comprising device number of device replied in the FC that receives the FE that directly connects and forward.
By technique scheme, device role being notified equipment in main control device FC, the device role that in FC, equipment comprises according to negotiation message, is FE distributing equipment number, and the device number notice FE that will distribute.So, carry out message by equipment in FC and FE, just can complete the foundation of VSF, avoid the dependence to certain chip, VSF is set up and more easily realizes.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the structure chart of VSF system one exemplary architecture in prior art;
Fig. 2 is the flow chart of the method for building up of VSF system according to an embodiment of the invention;
Fig. 3 is the schematic diagram of each equipment room annexation in VSF system according to an embodiment of the invention;
Fig. 4 is the flow chart adding cascade FE of VSF system according to an embodiment of the invention;
Fig. 5 is the flow chart of the method for building up of VSF system according to an embodiment of the invention;
Fig. 6 is the flow chart forwarding negotiation message according to an embodiment of the invention;
Fig. 7 is the flow chart forwarding acknowledge message according to an embodiment of the invention;
Fig. 8 is the flow chart adding cascade FE according to an embodiment of the invention in VSF system;
Fig. 9 is the flow chart of the method for building up of VSF system according to an embodiment of the invention;
Figure 10 is the block diagram of the apparatus for establishing of VSF system according to an embodiment of the invention; And
Figure 11 is the block diagram of the apparatus for establishing of VSF system according to an embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
Fig. 2 is the flow chart of the method for building up of VSF system according to an embodiment of the invention, and the method is used for equipment in main control device FC, and as shown in Figure 2, the method comprises the steps.
In step S210, the negotiation message that receiving equipment sends.Wherein, negotiation message comprises device role.
In step S220, when the device role that negotiation message comprises is expansion equipment FE, the FE sending negotiation message is added VSF system, is FE distributing equipment number, generates the acknowledge message comprising the device number of distribution.
In step S230, send acknowledge message, obtain to make the FE of transmission negotiation message the device number distributed.
Wherein, negotiation message can comprise device type.
The above-mentioned FE by transmission negotiation message adds VSF system, is FE distributing equipment number, generates the acknowledge message comprising the device number of distribution, can comprise:
Judge whether to allow the FE by sending negotiation message to add VSF system according to the device type that negotiation message comprises;
When allowing the FE sending negotiation message to add VSF system, described FE being added VSF system, and is described FE distributing equipment number, generate the acknowledge message comprising the device number of distribution.
Such as, equipment device type, such as unit type in message through consultation in FC, judge this FE equipment whether with other hardware compatibilities in VSF, if compatible, then FE being added VSF system, is FE distributing equipment number.Wherein, by device type in negotiation message being compared with the compatible list of configuration, compatibility is judged whether.
In addition, after receiving negotiation message, the corresponding relation of the MAC Address recording negotiation message in mac address table and the port receiving negotiation message.When sending acknowledge message, searching mac address table, acknowledge message is sent from the port that the MAC Address of FE is corresponding.
For example, in FC, equipment receives the negotiation message comprising device role and device type of the FE transmission directly connected; When the device role that negotiation message comprises is expansion equipment FE, judge whether to allow the FE sent a request message to add in VSF according to the device type that negotiation message comprises; When allowing FE to add VSF, being FE distributing equipment number, generating the acknowledge message comprising the device number of distribution; Send acknowledge message to FE, obtain to make FE the device number distributed.
As shown in Figure 3, in FC, equipment comprises equipment 1 and equipment 2, and equipment 101 and equipment 102 are all FE, is called a FE and the 2nd FE, and wherein, the device number 101 of a FE and the device number 102 of the 2nd FE, be assigned with after equipment and FC have been consulted.As shown in Figure 3, the port B of a FE is connected with the port A of equipment 1 port connection relationship of equipment room, and the port D of the 2nd FE is connected with the port C of a FE.The MAC Address of equipment is as follows:
The MAC Address of equipment 1: BC-30-5B-B0-B4-61
The MAC Address of equipment 101: BC-30-5B-B0-B4-62
The MAC Address of equipment 102: BC-30-5B-B0-B4-63
The heading of the various message sent comprises:
Src_mac: source messages MAC
Dest_mac: object message MAC, can be empty
Dir_mac: direct-connected device mac, direct-connected device receives this message, if be empty, then fills out equipment MAC
Len: message-length
After the VSU foundation of FC, port A is UP (startup), and after a FE starts, port B and C is UP.One FE sends negotiation message by port B, and negotiation message comprises device role and the device type of a FE.After equipment 1 receives negotiation message, negotiation message is resolved, determine that in negotiation message, device role is FE.Further, equipment 1 records the corresponding relation between the MAC Address of the negotiation message of reception and receiving port A in mac address table.
The mac address table of equipment 1 is:
ABC-30-5B-B0-B4-62
Equipment 1 after determining that in negotiation message, device role is FE, the device type comprised according to negotiation message judge a FE whether with other hardware compatibilities in VSF system.Wherein, device type can comprise unit type, by the compatible equipment model list of searching configuration judge a FE whether with other hardware compatibilities in VSF system.If compatible, then allow a FE to add in VSF, be a FE distributing equipment numbers 101, generate the acknowledge message comprising the device number of distribution.Equipment 1 sends acknowledge message to a FE, by searching mac address table, acknowledge message is sent from port A.After one FE receives the confirmation message, obtain the device number 101 distributed.
So, by the message of equipment room in FE and FC, be FE distributing equipment number, FE added in VSF system.
In one embodiment, described negotiation message comprises the VSF port numbering of equipment, and such as, in VSF system as shown in Figure 3, VSF port numbering comprises port A ~ D.In the present invention, method also comprises: when receiving the negotiation message of the FE transmission directly connected, the VSF port numbering comprised according to negotiation message and FE set up second line of a couplet link; The VSF port numbering of equipment in FC is added in acknowledge message, sets up upper level link to make the FE directly connected according to equipment in the VSF port numbering of equipment in FC and FC.
Wherein, annexation refers to the physical connection of equipment room port; Set up upper level link, second line of a couplet link refers to that device port is after UP (startup), the link layer that equipment room is set up connects.
One FE sends negotiation message by port B, and negotiation message comprises the device role of a FE, device type and VSF port numbering (i.e. port B).After equipment 1 receives negotiation message, negotiation message is resolved, obtain the VSF port numbering of a FE, set up second line of a couplet link according to the VSF port numbering of a FE and a FE.Equipment 1 after determining that in negotiation message, device role is FE, the device type comprised according to negotiation message judge a FE whether with other hardware compatibilities in VSF system; If compatible, then allow a FE to add in VSF, be a FE distributing equipment numbers 101, generate the acknowledge message comprising the device number 101 of distribution.The VSF port numbering of equipment 1 is added in acknowledge message, sets up upper level link to make a FE according to the VSF port numbering of equipment 1 and equipment 1.
Said method also comprises: after sending acknowledge message, and record sends the corresponding relation of equipment room in the FC of FE and the FE first line of a couplet of negotiation message.
For example, equipment 1, after sending acknowledge message to a FE, records the MAC Address BC-30-5B-B0-B4-62 of device number the 101, one FE of a FE in equipment list, and the device number 1 of equipment 1.
The equipment list of equipment 1 is:
101BC-30-5B-B0-B4-621
In one embodiment, as shown in Figure 4, for equipment in main control device FC, VSF system comprises the FE equipment by equipment connection in other FE and FC.Described method also comprises the steps.
In step S410, receive the negotiation message of another equipment of the FE forwarding directly connected.
Negotiation message comprises device role.
In the step s 420, when the device role that negotiation message comprises is FE, the FE sending negotiation message is added VSF system, and is FE distributing equipment number, generate the acknowledge message comprising the device number of distribution.
Further, negotiation message comprises device type;
The described FE by transmission negotiation message adds VSF system, and is described FE distributing equipment number, generates the acknowledge message comprising the device number of distribution, specifically comprises:
Step S422, judges whether to allow the FE by sending negotiation message to add VSF system according to the device type that negotiation message comprises.
Step S424, when allowing the FE sending negotiation message to add VSF system, adding VSF system, and being FE distributing equipment number, generate the acknowledge message comprising the device number of distribution by FE.
In step S430, sending acknowledge message, making the FE of acknowledge message through directly connecting be transmitted to the FE sending negotiation message, obtain to make the FE of transmission negotiation message the device number distributed.
Further, described method also comprises: record sends the corresponding relation between FE that the FE of negotiation message and this FE is directly connected.Such as, can after sending acknowledge message, record sends the corresponding relation between FE that the FE of negotiation message and this FE is directly connected.
After receiving negotiation message, the corresponding relation between the MAC Address recording negotiation message in mac address table and the port receiving negotiation message.When sending acknowledge message, searching mac address table, acknowledge message is sent from the port that MAC Address is corresponding.
For example, the negotiation message that the 2nd FE sends is given to equipment 1 through a FE, and negotiation message comprises device role and the device type of the 2nd FE.Equipment 1 records the corresponding relation between the MAC Address of the negotiation message of reception and receiving port A after receiving the negotiation message of the 2nd FE transmission in mac address table.
The mac address table of equipment 1 is updated to:
ABC-30-5B-B0-B4-62
ABC-30-5B-B0-B4-63
Equipment 1 after determining that in negotiation message, device role is FE, the device type comprised according to negotiation message judge the 2nd FE whether with other hardware compatibilities in VSF system; If compatible, then allow the 2nd FE to add in VSF, be the 2nd FE distributing equipment numbers 102, generate acknowledge message, acknowledge message comprises the device number 102 distributing to the 2nd FE.Equipment 1 sends acknowledge message to the 2nd FE, by searching mac address table, acknowledge message is sent from port A.Further, equipment 1, after sending acknowledge message, records the MAC Address BC-30-5B-B0-B4-63 of device number the 102, two FE of the 2nd FE in equipment list, and the device number 101 of a FE.One FE receives the confirmation message, acknowledge message is transmitted to the 2nd FE, after the 2nd FE receives the confirmation message, obtains the device number 102 distributed.
The equipment list of equipment 1 is updated to:
101BC-30-5B-B0-B4-621
102BC-30-5B-B0-B4-63101
Technique scheme is the operating process of equipment in FC in VSF system, pass through technique scheme, in FC, equipment can be FE distributing equipment number, FE is added in VSF system, and carry out annexation record, i.e. annexation between recording equipment in equipment list, and then set up the topological relation of VSF system.So, for the foundation of VSF system provide convenient, method efficiently.
Fig. 5 is the flow chart of the system-level method for building up of VSF according to an embodiment of the invention, and the method is used for ports-Extending equipment FE, and as shown in Figure 5, described method comprises the steps.
In step S510, generate the negotiation message comprising device role.
In step S520, in FC, equipment sends negotiation message.
In step S530, receive the acknowledge message comprising the device number of distribution of device replied in FC.
Device number is that FE distributes by equipment in FC.
In step S540, the device number distributing to FE acknowledge message comprised stores.
Wherein, described method also can comprise: add the device type of FE to described negotiation message, to make equipment in FC after the device type comprised according to negotiation message allows that the FE sending negotiation message is added VSF, be this FE distributing equipment number.
In addition, after receiving the confirmation message, the corresponding relation in mac address table between the MAC of registration confirmed message and the port of confirmation of receipt message.
For example, generate negotiation message, negotiation message comprises device role and device type.When in FE and FC, equipment directly connects, in FC, equipment sends negotiation message.Receive the acknowledge message comprising the device number of distribution of device replied in FC.Device number after the device type comprised according to request message judges to allow that FE is added VSF, is FE distribution by equipment in FC.The device number distributing to FE acknowledge message comprised stores.
In addition, after receiving the confirmation message, the corresponding relation in mac address table between the MAC of registration confirmed message and the port of confirmation of receipt message.
In VSF system as shown in Figure 3, after the VSU foundation of FC, port A is UP (startup), and after a FE starts, port B and C is UP.One FE sends negotiation message by port B, and negotiation message comprises device role and the device type of a FE.After equipment 1 receives negotiation message, after the device type comprised according to negotiation message judges to allow that FE is added VSF, be FE distributing equipment numbers 101, by port A, acknowledge message is sent to a FE, acknowledge message comprises the device number distributing to a FE.One FE receives the confirmation message by port B.The corresponding relation between the MAC Address of the acknowledge message of reception and receiving port B is recorded in mac address table.The device number 101 of the distribution that acknowledge message comprises by the one FE stores.
The mac address table of the one FE is:
BBC-30-5B-B0-B4-61
In one embodiment, described method also comprises: add in negotiation message by the VSF port numbering of FE, sets up second line of a couplet link to make equipment in FC according between the VSF port numbering of FE and FE.
Acknowledge message comprises the VSF port numbering of equipment in FC, and method also comprises: set up upper level link according to equipment in the VSF port numbering of equipment in the FC that acknowledge message comprises and FC.
For example, the VSF port numbering of a FE adds in negotiation message by a FE, sends negotiation message by port B, and negotiation message comprises the device role of a FE, device type and VSF port numbering.After equipment 1 receives negotiation message, negotiation message is resolved, obtain the VSF port numbering of a FE, set up second line of a couplet link according to the VSF port numbering of a FE and a FE.Equipment 1 after determining that in negotiation message, device role is FE, the device type comprised according to negotiation message judge a FE whether with other hardware compatibilities in VSF system; If compatible, then allow a FE to add in VSF, be a FE distributing equipment numbers 101, generate the acknowledge message comprising the device number 101 of distribution, and the VSF port numbering of equipment 1 is added in acknowledge message.By port A, acknowledge message is sent to a FE.One FE receives the confirmation message, therefrom parses the VSF port numbering of equipment 1, sets up upper level link according to the VSF port numbering of equipment 1 and equipment 1.
In one embodiment, as shown in Figure 6, for FE equipment, described method also comprises the steps.
In step S610, receive the negotiation message of the equipment transmission connected.
Negotiation message comprises device role.
In step S620, when the device role that negotiation message comprises is FE, judge whether to establish the link with equipment in FC..
Wherein, when FE sets up upper level link with equipment in the FC be connected, and after equipment sets up second line of a couplet link with FE in the FC connected, judge that this FE establishes the link with equipment in FC.
In step S630, when establishing the link with equipment in FC, negotiation message is transmitted to equipment in FC, to make equipment in FC that the FE sending negotiation message is added VSF system, and for sending the FE distributing equipment number of negotiation message.
In addition, after receiving negotiation message, the corresponding relation between the MAC Address recording negotiation message in mac address table and the port receiving negotiation message.
In one embodiment, shown in Fig. 7, described method also comprises the steps.
In step S710, receive the acknowledge message that in FC, equipment sends.
Acknowledge message comprises the device number distributing to the FE sending negotiation message.
In step S720, acknowledge message is transmitted to the FE sending negotiation message, obtains to make FE the device number distributed.
In addition, when forwarding acknowledge message, searching mac address table, acknowledge message being sent to the FE sending negotiation message from the port that MAC Address is corresponding.
In one embodiment, as shown in Figure 8, described method also comprises the steps.In this embodiment, method is applicable to the FE of cascade, and namely this FE is not directly connected with equipment in FC, by equipment connection in other FE and FC.
In step S810, generate the negotiation message comprising device role.
Negotiation message comprises device role.
In step S820, negotiation message being sent to the FE directly connected, making the FE of negotiation message through directly connecting be transmitted to equipment in FC.
In step S830, receive the acknowledge message of device replied in the FC of the FE forwarding directly connected.
Acknowledge message comprises device number.
In step S840, device number acknowledge message comprised stores.
In addition, after receiving the confirmation message, the corresponding relation in mac address table between the MAC Address of registration confirmed message and the port of confirmation of receipt message.
For example, in VSF system as shown in Figure 3, after the 2nd FE starts, port D is UP, is connected between the 2nd FE with a FE by port D with port C.When a FE does not establish the link with equipment 1, a FE suspends the forwarding to the data of the 2nd FE.2nd FE sends negotiation message by port D, and a FE receives negotiation message by port C.The corresponding relation between the MAC Address of the negotiation message of reception and receiving port C is recorded in mac address table.
The mac address table of the one FE is updated to:
BBC-30-5B-B0-B4-61
CBC-30-5B-B0-B4-63
One FE resolves negotiation message, and the device role that negotiation message comprises is FE, judges whether to establish the link with equipment in FC, after determining to establish the link with equipment in FC, searches mac address table, by port B, negotiation message is transmitted to equipment 1.Equipment 1 receives negotiation message by port A, determines whether the 2nd FE to add VSF system according to the device type that negotiation message comprises.Determine the 2nd FE to add after in VSF system, be the 2nd FE distributing equipment numbers 102, generate acknowledge message, send acknowledge message by port A.Acknowledge message comprises the device number 102 distributing to the 2nd FE.One FE receives the confirmation message by port B, searches mac address table, and acknowledge message is transmitted to the 2nd FE by port C.2nd FE receives the confirmation message by port D, records the corresponding relation between the MAC Address of the acknowledge message of reception and receiving port D in mac address table.2nd FE resolve acknowledge message, store comprising device number 102.
The mac address table of the 2nd FE is:
DBC-30-5B-B0-B4-61
So, by equipment room interacting message, in VSF system, add the FE of cascade, the topological structure of VSF is expanded.
For ease of understanding technical scheme of the present invention, for the system of VSF shown in Fig. 3, be described from the angle of system technical scheme the present invention, as shown in Figure 9, it comprises the steps.Wherein, VSU sets up, and port A is UP, and after a FE starts, port B and C is UP.Afterwards, after the 2nd FE starts, port D is UP.
In step S902, a FE sends negotiation message by port B.
Negotiation message comprises device role, device type and VSF port numbering.
In step S904, equipment 1 records the corresponding relation between the MAC Address of the negotiation message of reception and receiving port A after receiving negotiation message by port A in mac address table; Determine that in negotiation message, device role is after FE, according to device type judge a FE whether with other hardware compatibilities in VSF system; After determining compatibility, a FE is allowed to add in VSF, it is a FE distributing equipment numbers 101, generate acknowledge message, search mac address table, acknowledge message is sent from port A, and set up second line of a couplet link according to the VSF port numbering of a FE and a FE, the MAC Address BC-30-5B-B0-B4-62 of device number the 101, one FE of a FE is recorded in equipment list, and the device number 1 of equipment 1.
Acknowledge message comprises distributes to the device number 101 of a FE and the VSF port numbering of equipment 1.
The mac address table of equipment 1 is:
ABC-30-5B-B0-B4-62
The equipment list of equipment 1 is:
101BC-30-5B-B0-B4-621
In step S906, a FE records the corresponding relation between the MAC Address of the acknowledge message of reception and receiving port B after receiving the confirmation message by port B in mac address table; Parse the VSF port numbering of device number 101 that acknowledge message comprises and equipment 1, the device number 101 of memory allocation, and set up upper level link according to the VSF port numbering of equipment 1 and equipment 1.
The mac address table of the one FE is:
BBC-30-5B-B0-B4-61
In step S908, the 2nd FE sends negotiation message by port D.
Negotiation message comprises device role, device type and VSF port numbering.
In step S910, one FE receives negotiation message by port C, the corresponding relation between the MAC Address of the negotiation message of reception and receiving port C is recorded in mac address table, the device role that negotiation message comprises is FE, judge whether to establish the link with equipment in FC, after determining to establish the link with equipment in FC, search MAC Address, by port B, negotiation message is transmitted to equipment 1.
The mac address table of the one FE is updated to:
BBC-30-5B-B0-B4-61
CBC-30-5B-B0-B4-63
In step S912, equipment 1 receives negotiation message by port A, the corresponding relation between the MAC Address of the negotiation message of reception and receiving port A is recorded in mac address table, after determining that in negotiation message, device role is FE, the device type comprised according to negotiation message judge the 2nd FE whether with other hardware compatibilities in VSF system; After determining compatibility, the 2nd FE is added in VSF, be the 2nd FE distributing equipment numbers 102, generate acknowledge message, by searching mac address table, acknowledge message being sent from port A; After sending acknowledge message, in equipment list, record the MAC Address BC-30-5B-B0-B4-63 of device number the 102, two FE of the 2nd FE, and the device number 101 of a FE.
Acknowledge message comprises the device number 102 distributing to the 2nd FE.
The mac address table of equipment 1 is updated to:
ABC-30-5B-B0-B4-62
ABC-30-5B-B0-B4-63
The equipment list of equipment 1 is updated to:
101BC-30-5B-B0-B4-621
102BC-30-5B-B0-B4-63101
In step S914, a FE receives the confirmation message by port B, searches mac address table, by port C, acknowledge message is transmitted to the 2nd FE.
In step S916, the 2nd FE receives the confirmation message by port D, records the corresponding relation between the MAC Address of the acknowledge message of reception and receiving port D in mac address table, resolve acknowledge message, store comprising device number 102.
The mac address table of the 2nd FE is:
DBC-30-5B-B0-B4-61
More than describe the exemplary illustration being only the method for building up of VSF system in the present invention, be not used in restriction the present invention.Any equivalent replacement means that any those skilled in the art can understand are all within protection scope of the present invention.
Figure 10 is the block diagram of the apparatus for establishing of VSF system according to an embodiment of the invention.Described device is used for equipment in main control device FC, and described device comprises:
Receiver module 1010, for the negotiation message that receiving equipment sends, described negotiation message comprises device role;
Negotiation module 1020, when the device role for comprising when negotiation message is expansion equipment FE, the FE sending negotiation message is added VSF system, is described FE distributing equipment number, generates the acknowledge message comprising the device number of distribution;
Sending module 1030, for sending acknowledge message, obtains to make the FE of the described negotiation message of transmission the device number distributed.
In one embodiment, described negotiation message comprises the VSF port numbering of equipment; Described device also comprises forwarding module and administration module.
Forwarding module is used for when described receiver module 1010 receives the negotiation message of the FE transmission directly connected, and the VSF port numbering comprised according to negotiation message and described FE set up second line of a couplet link;
Negotiation module 1020, also for adding in acknowledge message by the VSF port numbering of equipment in FC, sets up upper level link to make the FE directly connected according to equipment in the VSF port numbering of equipment in described FC and described FC;
Administration module sends the corresponding relation of equipment room in the FE of negotiation message and the FC of the described FE first line of a couplet for recording.
Such as, administration module is used for after described sending module sends acknowledge message, and record sends the corresponding relation of equipment room in the FE of negotiation message and the FC of the described FE first line of a couplet.
In addition, forwarding module, after receiver module receives negotiation message, records the corresponding relation of the MAC Address of negotiation message and the port of reception negotiation message in mac address table; When sending acknowledge message, searching mac address table, determining acknowledge message to send from the port that the MAC Address of FE is corresponding.
In one embodiment, described device also comprises administration module.
The negotiation message that receiver module 1010 sends for another equipment receiving the FE forwarding directly connected;
Sending module 1030, for sending acknowledge message, makes the FE of acknowledge message through directly connecting be transmitted to the FE sending negotiation message, obtains to make the FE of transmission negotiation message the device number distributed;
Administration module is for the corresponding relation between the FE that records the FE and the described FE that send negotiation message and be directly connected.
Such as, administration module is after described sending module sends acknowledge message, and record sends the corresponding relation between FE that the FE of negotiation message and described FE is directly connected.
In addition, forwarding module, after receiver module receives negotiation message, records the corresponding relation between the MAC Address of negotiation message and the port of reception negotiation message in mac address table; When sending acknowledge message, searching mac address table, determining acknowledge message to send from the port that MAC Address is corresponding.
In one embodiment, described negotiation message comprises device type.
Negotiation module 1020 judges whether to allow the FE by sending negotiation message to add VSF system specifically for the device type comprised according to negotiation message; When allowing the FE sending negotiation message to add VSF system, described FE being added VSF system, and is described FE distributing equipment number, generate the acknowledge message comprising the device number of distribution.
Figure 11 is the block diagram of the apparatus for establishing of VSF system according to an embodiment of the invention.This device is used for ports-Extending equipment FE, and as shown in figure 11, described device comprises as lower module.
Negotiation module 1110, for generating the negotiation message comprising device role;
Sending module 1120, for sending negotiation message to equipment in FC;
Receiver module 1130, for receiving the acknowledge message comprising the device number of distribution of device replied in FC, described device number is that described FE distributes by equipment in FC;
Memory module 1140, stores for the device number distributing to described FE acknowledge message comprised.
In one embodiment, the VSF port numbering of FE, also for when in described FE and FC, equipment directly connects, adds in negotiation message by negotiation module 1110, sets up second line of a couplet link to make equipment in described FC according between the VSF port numbering of described FE and described FE;
Acknowledge message comprises the VSF port numbering of equipment in FC, and described device also comprises:
Forwarding module, sets up upper level link for equipment in the VSF port numbering of equipment in the FC that comprises according to acknowledge message and described FC.
In one embodiment, receiver module 1130 is also for the negotiation message that the equipment receiving connection sends, and described negotiation message comprises device role;
When the device role of forwarding module also for comprising when negotiation message is FE, judge whether to establish the link with equipment in FC; When establishing the link with equipment in FC, determine described negotiation message to be transmitted to equipment in described FC;
Sending module 1120, also for described negotiation message is sent to equipment in described FC, to make equipment in described FC that the FE sending negotiation message is added VSF system, and is described FE distributing equipment number;
Receiver module 1130 is also for receiving the acknowledge message that in described FC, equipment sends, and described acknowledge message comprises the device number distributing to the FE sending negotiation message;
Forwarding module is also for determining the FE described acknowledge message being transmitted to described transmission negotiation message;
Sending module 1120, also for described acknowledge message being sent to the FE of described transmission negotiation message, obtains to make described FE the device number distributed.
In addition, forwarding module, after receiver module 1130 receives negotiation message, records the corresponding relation between the MAC Address of negotiation message and the port of reception negotiation message in mac address table.Forwarding module, when forwarding negotiation message, searches mac address table, determines negotiation message to send from the port that MAC Address is corresponding.
Forwarding module after receiver module 1130 receives the confirmation message, the corresponding relation in mac address table between the MAC of registration confirmed message and the port of confirmation of receipt message.Forwarding module, when forwarding acknowledge message, searches mac address table, determines acknowledge message to send from the port that MAC Address is corresponding.
In one embodiment, sending module 1120 also for when described FE passes through equipment connection in other FE and FC, sends negotiation message to the FE directly connected, and makes negotiation message be transmitted to equipment in FC through the FE of directly connection;
Receiver module 1130 is also for receiving the acknowledge message comprising device number of device replied in FC that the FE that directly connects forwards.
In one embodiment, negotiation module 1110 is also for adding the device type of described FE to described negotiation message, to make equipment in FC after the device type comprised according to negotiation message allows that the FE sending negotiation message is added VSF, be described FE distributing equipment number.
Said apparatus is corresponding with method part in the present invention, and in device, modules realizes each operation in method of the present invention.Therefore, device is realized to the detailed description of operation, do not repeat them here, illustrate and can describe see corresponding in the inventive method part.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned execution mode; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible compound mode.
In addition, also can carry out combination in any between various different execution mode of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (14)
1. a method for building up for virtual switch framework VSF system, is characterized in that, for equipment in main control device FC, described method comprises:
The negotiation message that receiving equipment sends, described negotiation message comprises device role;
When the device role that negotiation message comprises is expansion equipment FE, the FE sending negotiation message is added VSF system, is described FE distributing equipment number, generates the acknowledge message comprising the device number of distribution;
Send acknowledge message, obtain to make the FE of the described negotiation message of transmission the device number distributed.
2. method according to claim 1, is characterized in that, described negotiation message comprises the VSF port numbering of equipment;
Described method also comprises:
When receiving the negotiation message of the FE transmission directly connected, the VSF port numbering comprised according to negotiation message and described FE set up second line of a couplet link;
The VSF port numbering of equipment in FC is added in acknowledge message, sets up upper level link to make the FE directly connected according to equipment in the VSF port numbering of equipment in described FC and described FC;
Record sends the corresponding relation of equipment room in the FE of negotiation message and the FC of the described FE first line of a couplet.
3. method according to claim 1 and 2, is characterized in that, the negotiation message that described receiving equipment sends, and comprising:
The negotiation message that another equipment receiving the FE forwarding directly connected sends;
Described transmission acknowledge message, comprising:
Sending acknowledge message, making the FE of acknowledge message through directly connecting be transmitted to the FE sending negotiation message, obtain to make the FE of transmission negotiation message the device number distributed;
Record sends the corresponding relation between FE that the FE of negotiation message and described FE is directly connected.
4. a method for building up for virtual switch framework VSF system, is characterized in that, for ports-Extending equipment FE, described method comprises:
Generate the negotiation message comprising device role;
In main control device FC, equipment sends negotiation message;
Receive the acknowledge message comprising the device number of distribution of device replied in FC, described device number is that described FE distributes by equipment in FC;
Device number acknowledge message comprised stores.
5. method according to claim 4, is characterized in that, when in described FE and FC, equipment directly connects, described method also comprises:
The VSF port numbering of described FE is added in negotiation message, sets up second line of a couplet link to make equipment in described FC according between the VSF port numbering of described FE and described FE;
Described acknowledge message comprises the VSF port numbering of equipment in FC, and described method also comprises:
Upper level link is set up according to equipment in the VSF port numbering of equipment in the FC that acknowledge message comprises and described FC.
6. the method according to claim 4 or 5, is characterized in that, described method also comprises:
Receive the negotiation message of the equipment transmission connected, described negotiation message comprises device role;
When the device role that negotiation message comprises is FE, judge whether to establish the link with equipment in FC;
When establishing the link with equipment in FC, described negotiation message being transmitted to equipment in described FC, to make equipment in described FC that the FE sending negotiation message is added VSF system, and is described FE distributing equipment number;
Receive the acknowledge message that in described FC, equipment sends, described acknowledge message comprises the device number distributing to the FE sending negotiation message;
Described acknowledge message is transmitted to the FE of described transmission negotiation message, obtains to make described FE the device number distributed.
7. the method according to claim 4 or 5, is characterized in that, when described FE passes through equipment connection in other FE and FC, described to equipment transmission negotiation message in main control device FC, comprising:
The negotiation message comprising device role being sent to the FE directly connected, making the FE of negotiation message through directly connecting be transmitted to equipment in FC;
The acknowledge message comprising the device number of distribution of device replied in described reception FC, comprising:
Receive the acknowledge message comprising the device number of distribution of device replied in the FC of the FE forwarding directly connected.
8. an apparatus for establishing for virtual switch framework VSF system, is characterized in that, for equipment in main control device FC, described device comprises:
Receiver module, for the negotiation message that receiving equipment sends, described negotiation message comprises device role;
Negotiation module, when the device role for comprising when negotiation message is expansion equipment FE, the FE sending negotiation message is added VSF system, is described FE distributing equipment number, generates the acknowledge message comprising the device number of distribution;
Sending module, for sending acknowledge message, obtains to make the FE of the described negotiation message of transmission the device number distributed.
9. device according to claim 8, is characterized in that, described negotiation message comprises the VSF port numbering of equipment;
Described device also comprises forwarding module and administration module,
Described forwarding module is used for when described receiver module receives the negotiation message of the FE transmission directly connected, and the VSF port numbering comprised according to negotiation message and described FE set up second line of a couplet link;
Described negotiation module, also for adding in acknowledge message by the VSF port numbering of equipment in FC, sets up upper level link to make the FE directly connected according to equipment in the VSF port numbering of equipment in described FC and described FC;
Described administration module sends the corresponding relation of equipment room in the FE of negotiation message and the FC of the described FE first line of a couplet for recording.
10. device according to claim 8 or claim 9, it is characterized in that, described device also comprises administration module,
The negotiation message that described receiver module sends for another equipment receiving the FE forwarding directly connected;
Described sending module, for sending acknowledge message, makes the FE of acknowledge message through directly connecting be transmitted to the FE sending negotiation message, obtains to make the FE of transmission negotiation message the device number distributed;
Described administration module is for the corresponding relation between the FE that records the FE and the described FE that send negotiation message and be directly connected.
The apparatus for establishing of 11. 1 kinds of virtual switch framework VSF systems, is characterized in that, for ports-Extending equipment FE, described device comprises:
Negotiation module, for generating the negotiation message comprising device role;
Sending module, for sending negotiation message to equipment in main control device FC;
Receiver module, for receiving the acknowledge message comprising the device number of distribution of device replied in FC, described device number is that described FE distributes by equipment in FC;
Memory module, stores for the device number distributing to described FE acknowledge message comprised.
12. devices according to claim 11, is characterized in that,
The VSF port numbering of described FE, also for when in described FE and FC, equipment directly connects, adds in negotiation message by described negotiation module, sets up second line of a couplet link to make equipment in described FC according between the VSF port numbering of described FE and described FE;
Described acknowledge message comprises the VSF port numbering of equipment in FC, and described device also comprises:
Forwarding module, sets up upper level link for equipment in the VSF port numbering of equipment in the FC that comprises according to acknowledge message and described FC.
13. devices according to claim 11 or 12, is characterized in that,
Described receiver module is also for the negotiation message that the equipment receiving connection sends, and described negotiation message comprises device role;
When the device role of described forwarding module also for comprising when negotiation message is FE, judge whether to establish the link with equipment in FC; When establishing the link with equipment in FC, determine described negotiation message to be transmitted to equipment in described FC;
Described sending module, also for described negotiation message is sent to equipment in described FC, to make equipment in described FC that the FE sending negotiation message is added VSF system, and is described FE distributing equipment number;
Described receiver module is also for receiving the acknowledge message that in described FC, equipment sends, and described acknowledge message comprises the device number distributing to the FE sending negotiation message;
Described forwarding module is also for determining the FE described acknowledge message being transmitted to described transmission negotiation message;
Described sending module, also for described acknowledge message being sent to the FE of described transmission negotiation message, obtains to make described FE the device number distributed.
14. devices according to claim 11 or 12, is characterized in that,
Described sending module is used for, when described FE passes through equipment connection in other FE and FC, sending negotiation message to the FE directly connected, and makes negotiation message be transmitted to equipment in FC through the FE of directly connection;
Described receiver module is for the acknowledge message comprising device number of device replied in the FC that receives the FE that directly connects and forward.
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