CN100393070C - Method for message redirection in stacking equipment - Google Patents

Method for message redirection in stacking equipment Download PDF

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Publication number
CN100393070C
CN100393070C CNB2005100771306A CN200510077130A CN100393070C CN 100393070 C CN100393070 C CN 100393070C CN B2005100771306 A CNB2005100771306 A CN B2005100771306A CN 200510077130 A CN200510077130 A CN 200510077130A CN 100393070 C CN100393070 C CN 100393070C
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China
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unit
message
described
access control
acl
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CNB2005100771306A
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Chinese (zh)
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CN1725734A (en
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郭宁
韩琦
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杭州华三通信技术有限公司
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Abstract

The present invention discloses a method for message re-positioning in stacking equipment, which comprises the following steps: when the units of the stacking equipment start a service process, other units are unified in advance and respectively modifies an access control list of the unit; when receiving a new message, each unit carries out treatment according to the access control list and sends the messages which are in conformity with the condition of re-positioning to the corresponding unit for treatment; thus, the stacking equipment manifests a node.

Description

The method of message redirecting in the stack equipment

Technical field

The present invention relates to network field, relate in particular to the method for message redirecting in a kind of stack equipment.

Background technology

In network, the technology of piling up of switch is a very important technology, and having the switch that piles up function can use separately, also can pile up use.Have the exchange piling that piles up function with some and become a stack equipment, each switch is the unit in the stack equipment.Network to external world, stack equipment just looks like to be an equipment, no matter also is to use in management all to become as a whole.It both can expand the port number and the exchange capacity of stack equipment by increasing the unit at any time, had improved the extensibility of overall stack stacking device greatly; And the switch after piling up is managed as an equipment, does not increase user's administrative burden, thereby has reached protection investment, convenient purpose of managing.

After the exchange piling, can face many new problems, one of them is exactly how internet (IP) protocol massages sends to problem to the destination.Internet (IP) agreement is the message the most widely that uses in the internet.The source address and the destination address that all comprise this message in each Internet Protocol message, source address are the addresss of node of sending this message, and destination address is last address of node of receiving this message.After a node is received a Internet Protocol message, the destination address of message can be compared with this address of node, if it is identical, show that then this message sends to this node, message will be sent to and go in the service routine of this node to handle, and what carry out service routine is the central processing unit (CPU) of this switch.Under the situation of unit, message can directly be delivered to and go in the central processing unit to handle.But after exchange piling gets up, variation has taken place in situation: have many switches (to that is to say in a node, these switches have same IP address), therefore in a stack equipment a plurality of central processing units are arranged, each central processing unit can be handled message, is the message that is sent to stack equipment delivered to the central processing unit of which platform switch and is handled?

See also Fig. 1, it is a network example figure who comprises stack equipment.This network comprises node 1 and node 2, and node 2 is a stack equipment.This stack equipment comprises four unit: unit 1, unit 2, unit 3 and unit 4.Each unit is switch normally.Unit 1 and unit 3 be connected node 1 respectively.Suppose that the message that comes from node 1 need be sent to unit 1 processing back conversion.In the prior art, the message that sends from node 1 might arrive the unit 2 the node 2, also may arrive unit 3, because unit 2 and unit 3 are controlled by the central processing unit of two equipment respectively, therefore appearance can not be with the phenomenon of message redirecting to unit 1 easily in the prior art, and then the incident that causes correctly handling message takes place, and causes thus and can not realize that stack equipment externally shows as the function of a node.

That is to say, in the prior art since stack equipment in each unit be to control its work by the central processing unit of this unit, and each central processing unit in the stack equipment lacks unified control, therefore occur and to cause this stack equipment unavailable thus with message redirecting to same unit.

Summary of the invention

The object of the present invention is to provide the method for message redirecting in a kind of stack equipment, lack unified control with each central processing unit that solves in the existing stack equipment, therefore occurring can not be with message redirecting to same unit, and then causes the disabled technical problem of this stack equipment.

For addressing the above problem, the invention discloses the method for message redirecting in first kind of stack equipment, described stack equipment comprises some unit, comprise: each unit of (1) stack equipment is when starting a service processes, search the Access Control List (ACL) of this unit, if in described Access Control List (ACL), do not find described service processes, then carry out step (2); (2) unit that starts described service processes is sent to the port numbers of the only element sign of this unit and described service processes other unit of stack equipment; (3) other unit of stack equipment process of setting up in the Access Control List (ACL) of this unit is set: message is sent in the corresponding unit, and described to correspond to the entrained port numbers of this message identical with the port numbers of the described service processes of described unit starting; (4) each unit of stack equipment receives outside message, according to the Access Control List (ACL) of this unit described message is sent in the corresponding unit.

Step (4) also comprises afterwards: when process will be closed, start other unit of the unit notice stack equipment of described service processes, described other unit are deleted described process and are set in the Access Control List (ACL) of this unit.

Each other unit is that central processing unit by this unit is issued to the setting of described process in each integrated circuit (IC) chip of this unit in the step (3), and then revises the Access Control List (ACL) in each integrated circuit (IC) chip of this unit.

Step (3) also comprises: other unit of stack equipment are provided with the condition that needs redirection message to satisfy in the Access Control List (ACL) of this unit; Step (4) also comprises: the condition that needs redirection message that each unit is provided with during the message that receives and process are set is mated, if the match is successful, then described message is sent in the unit of corresponding startup service processes.

The invention discloses the method for message redirecting in second kind of stack equipment, comprising: (1) elects in stack equipment wherein that a unit is a master unit, and other unit are from the unit; (2) each unit of stack equipment is when starting a service processes, and the Access Control List (ACL) of searching this unit if do not find described service processes in described Access Control List (ACL), is then carried out step (3); (3) master unit of stack equipment is set up the setting of described process in the Access Control List (ACL) of this unit: message is sent in the corresponding unit, and described to correspond to the entrained port numbers of this message identical with the port numbers of the described service processes of described unit starting; (4) unit of stack equipment receives outside message, utilizes the Access Control List (ACL) of master unit message to be sent to the unit of corresponding process initiation.

Step (3) realizes by following steps: (31) then are kept at the setting of described process the Access Control List (ACL) of this unit, otherwise carry out step (32) if starting the unit of service processes is master unit; (32) start the master unit that the port numbers of the only element sign of this unit and described service processes is sent to stack equipment from the unit of service processes, master unit is set described process and is kept in the Access Control List (ACL) of this unit, described process is set at: message is sent in the corresponding unit, and described to correspond to the entrained port numbers of this message identical with the port numbers of the described service processes of described unit starting.

Step (4) realizes by following steps: (41) if receiving the unit of outside message is master unit, according to the Access Control List (ACL) of master unit message is sent to corresponding unit, otherwise carries out step (42); What (42) receive outside message will not be that the message of this cell processing is sent to master unit from the unit; (43) master unit is sent to corresponding unit according to the Access Control List (ACL) of master unit with message.

Step (4) also comprises afterwards: when process will be closed, start the master unit of the unit notice stack equipment of described service processes, described master unit is deleted described process and is set in the Access Control List (ACL) of this unit.Master unit is that central processing unit by this unit is sent to the setting of described process in each integrated circuit (IC) chip of this unit in the step (3), and then revises the Access Control List (ACL) of each integrated circuit (IC) chip of this unit.

The method of message redirecting in the third stack equipment disclosed by the invention, may further comprise the steps: a certain unit is before preparing a certain process of operation in (1) stack equipment, notify other unit with this information, this information comprises the port of the process of preparing operation and the device identification of preparing the described a certain unit of this process of operation; (2) Access Control List (ACL) of setting self after the above-mentioned information is received in other unit, so that from behind the message of receiving corresponding above-mentioned process automatically with a certain unit forwards of these messages to above-mentioned this process of operation, described setting is meant: message is sent in the corresponding unit, and the described entrained port numbers of this message that corresponds to is identical with the port numbers of the service processes of described unit operation; (3) above-mentioned a certain unit starts above-mentioned process after other unit access control tabulation settings are finished.Wherein said a certain unit finishes above-mentioned process then preparing to notify other unit to cancel corresponding Access Control List (ACL) before the end process.

The method of message redirecting in the 4th kind of stack equipment disclosed by the invention, comprising: each is provided with the Access Control List (ACL) of this unit (1) from the unit: with all message redirectings in master unit; (2) when when the unit receives outside message, all messages are sent to master unit according to Access Control List (ACL).

Compared with prior art, the present invention has the following advantages: each unit of stack equipment is when starting a service processes, prenotice other unit, other unit are revised the Access Control List (ACL) of this unit in view of the above, when receiving new message, handles each unit according to Access Control List (ACL), comprise that the message that will meet the condition that is redirected is sent to corresponding unit and handles, realized that thus a stack equipment shows as the effect of a node.

Description of drawings

Fig. 1 is a network example figure who comprises stack equipment;

Fig. 2 is the flow chart of the first method of message redirecting in the stack equipment of the present invention;

Fig. 3 is the flow chart of the second method of message redirecting in the stack equipment of the present invention;

Fig. 4 is the flow chart of the third method of message redirecting in the stack equipment of the present invention;

Fig. 5 is the flow chart of the 4th kind of method of message redirecting in the stack equipment of the present invention.

Embodiment

Below in conjunction with accompanying drawing, specify the present invention.

The process of moving on switch has a lot, for same process communication, will identify each process, and transmission control protocol (TCP) and User Datagram Protoco (UDP) (UDP) that the internet uses can identify process.These two agreements have been each course allocation label.Like this, the destination address of communication has been not only a destination address just, also comprises the identification number of description process, and this identification number is called protocol port number, is called for short port numbers.Port numbers can identify the process that is started, and the port numbers of some process is general, is 23 such as the port numbers of file transfer protocol (FTP) (FTP).

Port numbers is included in and writes in the heading in the Internet Protocol message.If node finds that the destination address of the Internet Protocol message that receives is this node, just can further judge port numbers, according to port numbers message is given on the corresponding process of this machine and handled.

An existing switch generally includes central processing unit, connects the integrated circuit (IC) chip of central processing unit and transmits port.Integrated circuit (IC) chip is transmitted message at the inner switching network of forming of switch.In general, they also have the function of filtering packets.As required, can transmit the Internet Protocol message with the rule of prior setting.In fact, existing a large amount of forwarding mainly is to finish by transmitting (FIB), and Access Control List (ACL) is mainly used in filtration.Existing Access Control List (ACL) is mainly used in filters dangerous message on the router, to improve the fail safe of whole network.The applicant utilizes the message redirecting in the Access Control List (ACL) realization stack equipment through research for a long time.How below specifically introduce the applicant utilizes Access Control List (ACL) to carry out message redirecting work in the stack equipment.

See also Fig. 2, it is the flow chart of the first method of message redirecting in the stack equipment of the present invention.Each unit in the stack equipment (described unit typically refers to switch), each unit connects by the physical port of appointment.Connect by this, the process on each unit can intercom mutually.Simultaneously, there is the only element sign each unit in this stack equipment, and this only element is identified at the sign that communicates as between unit in the stack equipment and the unit.This only element sign can be referred to as device numbering.This method specifically may further comprise the steps:

S110: each unit of stack equipment is when starting a service processes, and the Access Control List (ACL) of searching this unit if do not find corresponding process in described Access Control List (ACL), is then carried out step S120.

The unit can start a service processes after the order that receives user's input, also can Event triggered start a certain service processes.After the CPU of unit starts a service processes, just search the Access Control List (ACL) of this unit, search according to unique process identification (PID) (unique process identification (PID) is aforesaid port numbers) whether corresponding process is arranged in Access Control List (ACL), if have, illustrate that this process starts,, illustrate that this needs to start if do not have, and in the Access Control List (ACL) of this unit, set up about the message of this process and handle setting: the message identical with the port numbers of this process to entrained port numbers, set its handling process.Such as this message is forwarded to a certain node.

Access Control List (ACL) can preestablish, such as, in Access Control List (ACL), set in advance the message treatment conditions, when the message that receives satisfies the message treatment conditions, just can carry out follow-up processing, otherwise not handle or abandon.Source address, source port number and destination address, the destination slogan information of the message that predefined message treatment conditions can be handled for this unit, the unit whenever receives a message, just source address, source port number and destination address, the destination slogan information of the message that can handle according to Access Control List (ACL) and this unit are mated one by one, the message that the match is successful, the message that can handle for this unit.

In the central processing unit of the unit that Access Control List (ACL) can be set, but, development along with switch, increasing and the increase of swap data amount of the port number that switch has, the forwarding of switch is finished by hardware (as integrated circuit (IC) chip) usually, and therefore Access Control List (ACL) of the present invention is set in the integrated circuit (IC) chip of this unit usually.Each integrated circuit (IC) chip is responsible for the data forwarding of plurality of ports in the switch, and each switch comprises the polylith integrated circuit (IC) chip, and those chips are connected with central processing unit respectively, accepts the control of central processing unit.

S120: the unit that starts process is sent to the port numbers of the only element sign of this unit and process other unit of stack equipment.

S130: other unit of stack equipment are set up process and set in the Access Control List (ACL) of this unit: message is sent in the corresponding unit.The described entrained port numbers of this message that corresponds to is identical with the port numbers of a process of described unit starting.

When Access Control List (ACL) is kept at integrated circuit (IC) chip, each other unit is set rule by the central processing unit of this unit with described process and is sent in each integrated circuit (IC) chip of this unit, and then revises the Access Control List (ACL) in each integrated circuit (IC) chip.Integrated circuit (IC) chip just can be set according to process the message that receives is carried out alignment processing.Whether each unit can corresponding with the port numbers of process according to the port numbers of the message that receives, and determines whether message being sent to the unit that starts described process.Each unit further is provided with earlier the condition that needs redirection message to satisfy in Access Control List (ACL), whether needs are sent to message the unit that starts described process according to its condition judgment will to receive message then.

S140: each unit of stack equipment receives outside message, according to the Access Control List (ACL) of this unit described message is sent in the unit of corresponding startup process.The condition that needs redirection message that each unit is provided with during the message that receives and process are set is mated, if the match is successful, then described message is sent in the unit of corresponding startup process.Access Control List (ACL) can also be set message is carried out other processing except the setting process is set.In fact, each unit all is to handle according to the Access Control List (ACL) of this unit to the outside message that receives.

In addition, when process will be closed, start other unit of the unit notice stack equipment of described process, described other unit are deleted described process and are set in the Access Control List (ACL) of this unit.

Still see also Fig. 1, when unit 1 starts the FTP process, notify other unit in stack equipment with port numbers 23, unit 2 and unit 3 are revised the Access Control List (ACL) of this unit in view of the above, and the process of setting up is set: the port numbers that receives is that 23 message is sent to unit 1.Integrated circuit (IC) chip when this unit receives message, handle according to Access Control List (ACL), as to receive port numbers is that 23 message just is sent to unit 1, realizes the message redirecting in the stack equipment thus.

By above-mentioned scheme, can solve the difficult problem that the process on the stack equipment communicates with the external world.And the present invention can make different processes carry out on different unit.And, the process that a node will start can also be distributed on each unit and move, very convenient, the most important thing is, avoided taking place owing to Single Point of Faliure in the stack equipment causes the situation of whole unstable networks.

The invention also discloses the method for message redirecting in second kind of stack equipment.See also Fig. 3, it is the flow chart of message redirecting in second kind of stack equipment of the present invention.It comprises:

S210: in stack equipment the election wherein a unit be master unit, other unit are from the unit.Each unit can conduct an election according to identical selection principle, is master unit such as the unit of electing device numbering maximum in the stack equipment.

S220: each unit of stack equipment is when starting a service processes, and the Access Control List (ACL) of searching this unit if do not find corresponding process in described Access Control List (ACL), is then carried out step S230;

The unit can start a service processes after the order that receives user's input, also can Event triggered start a certain service processes.After the CPU of unit starts a service processes, just search the Access Control List (ACL) of this unit, search according to unique process identification (PID) (unique process identification (PID) is aforesaid port numbers) whether corresponding process is arranged in Access Control List (ACL), if have, illustrate that this process starts,, illustrate that this needs to start if do not have, and in the Access Control List (ACL) of this unit, set up about the message of this process and handle setting: the message identical with the port numbers of this process to entrained port numbers, set its handling process.

S230: the master unit of stack equipment is set up the setting of described process in the Access Control List (ACL) of this unit: message is sent in the corresponding unit, and the described entrained port numbers of this message that corresponds to is identical with the port numbers of a process of described unit starting.Master unit is by the central processing unit of this unit described process to be set the integrated circuit (IC) chip that rule is sent to this unit, and then controls the Access Control List (ACL) that each integrated circuit (IC) chip is revised this chip: the process of setting up is set.

Step S230 realizes by following steps:

A1 then is kept at the setting of described process the Access Control List (ACL) of this unit, otherwise carries out step a2 if starting the unit of service processes is master unit;

A2: start the master unit that unique process identification (PID) of the only element sign of this unit and process is sent to stack equipment from the unit of service processes, master unit is kept at the setting of described process in the Access Control List (ACL) of this unit.

S240: the unit of stack equipment receives outside message, utilizes the Access Control List (ACL) of master unit message to be sent to the unit of corresponding process initiation.

Step S240 realizes by following steps:

B1: if receive the unit of outside message is master unit, according to the Access Control List (ACL) of master unit message is sent to the unit of corresponding process initiation, otherwise carries out step b2;

B2: what receive outside message will not be that the message of this cell processing is sent to master unit from the unit;

B3: master unit is sent to message according to the Access Control List (ACL) of master unit the unit of corresponding process initiation.

When process will be closed, start the master unit of the unit notice stack equipment of described process, described master unit is deleted the relevant setting of described process in the Access Control List (ACL) of this unit.

Still be example with Fig. 1, illustrate how above-mentioned disclosed message redirecting is realized.When unit 1 starts the FTP process, notify the master unit in stack equipment (supposing that the master unit of electing out according to the election principle is unit 4) with port numbers 23, the CPU of unit 4 with described rule downloading to each chip, and then revise the Access Control List (ACL) of each chip, described rule is added into each Access Control List (ACL).Above scheme has solved on the stack equipment process too with the difficult problem of extraneous process communication.

The invention also discloses the method for message redirecting in the third stack equipment, see also Fig. 4, it comprises: S310: issuing Access Control List (ACL) from the unit, described Access Control List (ACL) is in master unit with all message redirectings; S320:, all messages are sent to master unit according to Access Control List (ACL) when when the unit receives outside message.

Generally, stack equipment can elect main equipment according to default election principle.Handle all processes by main equipment.The benefit of this method is to carry out unified management to all processes.

The invention discloses the method for message redirecting in the 4th all stack equipments, may further comprise the steps:

S410: other unit were notified with this information in a certain unit in the stack equipment before preparing a certain process of operation.This information comprises the port numbers of process, the device identification of described unit.

S420: the Access Control List (ACL) of setting self after the above-mentioned information is received in other unit so that from behind the message of receiving corresponding above-mentioned process automatically with a certain unit forwards of these messages to above-mentioned this process of operation.Described setting is meant that each other unit is issued to the forwarding chip of this unit with this information, and then revises the Access Control List (ACL) in the chip.

S430: above-mentioned a certain unit starts above-mentioned process after other unit access control tabulation settings are finished.And described a certain unit finishes above-mentioned process then preparing to notify other unit to cancel corresponding Access Control List (ACL) before the end process.

Each unit of stack equipment is when starting a service processes, prenotice other unit, other unit are revised the Access Control List (ACL) of this unit in view of the above, when receiving new message, handles each unit according to Access Control List (ACL), comprise that the message that will meet the condition that is redirected is sent to corresponding unit and handles, realized that thus a stack equipment shows as the effect of a node.

More than disclosed only be several specific embodiment of the present invention, but the present invention is not limited thereto, any those skilled in the art can think variation all should drop in protection scope of the present invention.

Claims (12)

1. the method for message redirecting in the stack equipment, described stack equipment comprises some unit, it is characterized in that, comprising:
(1) each unit of stack equipment is when starting a service processes, and the Access Control List (ACL) of searching this unit if do not find described service processes in described Access Control List (ACL), is then carried out step (2);
(2) unit that starts described service processes is sent to the port numbers of the only element sign of this unit and described service processes other unit of stack equipment;
(3) other unit of stack equipment process of setting up in the Access Control List (ACL) of this unit is set: message is sent in the corresponding unit, and described to correspond to the entrained port numbers of this message identical with the port numbers of the described service processes of described unit starting;
(4) each unit of stack equipment receives outside message, according to the Access Control List (ACL) of this unit described message is sent in the corresponding unit.
2. the method for message redirecting is characterized in that in the stack equipment as claimed in claim 1, and step (4) also comprises afterwards:
When process will be closed, start other unit of the unit notice stack equipment of described service processes, described other unit are deleted described process and are set in the Access Control List (ACL) of this unit.
3. the method for message redirecting in the stack equipment as claimed in claim 1 or 2, it is characterized in that, each other unit is that central processing unit by this unit is set described process and is issued in each integrated circuit (IC) chip of this unit in the step (3), and then revises the Access Control List (ACL) in each integrated circuit (IC) chip of this unit.
4. the method for message redirecting is characterized in that in the stack equipment as claimed in claim 1,
Step (3) also comprises: other unit of stack equipment are provided with the condition that needs redirection message to satisfy in the Access Control List (ACL) of this unit;
Step (4) also comprises: the condition that needs redirection message that each unit is provided with during the message that receives and process are set is mated, if the match is successful, then described message is sent in the unit of corresponding startup service processes.
5. the method for message redirecting in the stack equipment is characterized in that, comprising:
(1) in stack equipment the election wherein a unit be master unit, other unit are from the unit;
(2) each unit of stack equipment is when starting a service processes, and the Access Control List (ACL) of searching this unit if do not find described service processes in described Access Control List (ACL), is then carried out step (3);
(3) master unit of stack equipment is set up the setting of described process in the Access Control List (ACL) of this unit: message is sent in the corresponding unit, and described to correspond to the entrained port numbers of this message identical with the port numbers of the described service processes of described unit starting;
(4) unit of stack equipment receives outside message, utilizes the Access Control List (ACL) of master unit message to be sent to the unit of corresponding process initiation.
6. the method for message redirecting is characterized in that in the stack equipment as claimed in claim 5, and step (3) realizes by following steps:
(31) if starting the unit of service processes is master unit, then the setting of described process is kept at the Access Control List (ACL) of this unit, otherwise carries out step (32);
(32) start the master unit that the port numbers of the only element sign of this unit and described service processes is sent to stack equipment from the unit of service processes, master unit is set described process and is kept in the Access Control List (ACL) of this unit, described process is set at: message is sent in the corresponding unit, and described to correspond to the entrained port numbers of this message identical with the port numbers of the described service processes of described unit starting.
7. the method for message redirecting is characterized in that in the stack equipment as claimed in claim 6, and step (4) realizes by following steps:
(41), according to the Access Control List (ACL) of master unit message is sent to corresponding unit, otherwise carries out step (42) if receiving the unit of outside message is master unit;
What (42) receive outside message will not be that the message of this cell processing is sent to master unit from the unit;
(43) master unit is sent to corresponding unit according to the Access Control List (ACL) of master unit with message.
8. the method for message redirecting is characterized in that in the stack equipment as claimed in claim 5, and step (4) also comprises afterwards:
When process will be closed, start the master unit of the unit notice stack equipment of described service processes, described master unit is deleted described process and is set in the Access Control List (ACL) of this unit.
9. as the method for message redirecting in claim 5 or the 6 described stack equipments, it is characterized in that, master unit is by the central processing unit of this unit described process to be set to be sent in each integrated circuit (IC) chip of this unit in the step (3), and then revises the Access Control List (ACL) of each integrated circuit (IC) chip of this unit.
10. the method for message redirecting in the stack equipment is characterized in that, may further comprise the steps:
(1) other unit were notified with this information in a certain unit in the stack equipment before preparing a certain process of operation, and this information comprises the port numbers of the process of preparing operation and the device identification of preparing the described a certain unit of this process of operation;
(2) Access Control List (ACL) of setting self after the above-mentioned information is received in other unit, so that from behind the message of receiving corresponding above-mentioned process automatically with a certain unit forwards of these messages to above-mentioned this process of operation, described setting is meant: message is sent in the corresponding unit, and the described entrained port numbers of this message that corresponds to is identical with the port numbers of the service processes of described unit operation;
(3) above-mentioned a certain unit starts above-mentioned process after other unit access control tabulation settings are finished.
11. the method for message redirecting is characterized in that in the stack equipment as claimed in claim 10, wherein said a certain unit finishes above-mentioned process then preparing to notify other unit to cancel corresponding Access Control List (ACL) before the end process.
12. the method for message redirecting is characterized in that in the stack equipment, comprising:
(1) each is provided with the Access Control List (ACL) of this unit from the unit: with all message redirectings in master unit;
(2) when when the unit receives outside message, all messages are sent to master unit according to Access Control List (ACL).
CNB2005100771306A 2005-06-14 2005-06-14 Method for message redirection in stacking equipment CN100393070C (en)

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104243324B (en) * 2013-06-07 2017-10-03 新华三技术有限公司 The method and apparatus E-Packeted
CN103401774B (en) * 2013-07-18 2016-12-28 杭州华三通信技术有限公司 A kind of message forwarding method based on pile system and equipment

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1412974A (en) * 2002-05-27 2003-04-23 华为技术有限公司 Method for implementing Ethernet exchange piling
CN1447563A (en) * 2002-03-22 2003-10-08 华为技术有限公司 Stack speed process method in Ethernet exchanger
WO2004066571A1 (en) * 2003-01-20 2004-08-05 Fujitsu Limited Network switch apparatus and network switch method
US20040190443A1 (en) * 2003-03-28 2004-09-30 Fujitsu Limited Transmission apparatus and concatenation setting method
CN2669500Y (en) * 2003-12-31 2005-01-05 港湾网络有限公司 Loop exchanger stacking device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1447563A (en) * 2002-03-22 2003-10-08 华为技术有限公司 Stack speed process method in Ethernet exchanger
CN1412974A (en) * 2002-05-27 2003-04-23 华为技术有限公司 Method for implementing Ethernet exchange piling
WO2004066571A1 (en) * 2003-01-20 2004-08-05 Fujitsu Limited Network switch apparatus and network switch method
US20040190443A1 (en) * 2003-03-28 2004-09-30 Fujitsu Limited Transmission apparatus and concatenation setting method
CN2669500Y (en) * 2003-12-31 2005-01-05 港湾网络有限公司 Loop exchanger stacking device

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
以太网交换机集群管理的设计与实现. 黄旭熙,游松,万海荣,程友清.光通信研究,第2期. 2005
以太网交换机集群管理的设计与实现. 黄旭熙,游松,万海荣,程友清.光通信研究,第2期. 2005 *
解析网络设备的级联与堆叠. 苗雁琴.科技情报开发与经济,第11卷第4期. 2001
解析网络设备的级联与堆叠. 苗雁琴.科技情报开发与经济,第11卷第4期. 2001 *

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