CN106341737B - IP multicast stream processing method, switch set, server and system - Google Patents

IP multicast stream processing method, switch set, server and system Download PDF

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Publication number
CN106341737B
CN106341737B CN201610687137.8A CN201610687137A CN106341737B CN 106341737 B CN106341737 B CN 106341737B CN 201610687137 A CN201610687137 A CN 201610687137A CN 106341737 B CN106341737 B CN 106341737B
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multicast stream
multicast
control instruction
server
switch group
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CN106341737A (en
Inventor
许钢鸣
葛涛
张勇
潘晓菲
陈�光
王军
侯晓雄
况德新
顾映捷
李思炜
王玥
刘加瑞
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CENTRAL TELEVISION STATION
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CENTRAL TELEVISION STATION
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643—Communication protocols
    • H04N21/64322—IP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6338—Control signals issued by server directed to the network components or client directed to network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/64—Addressing
    • H04N21/6405—Multicasting

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

The embodiment of the invention provides an IP multicast stream processing method, a switch unit, a server and a system, wherein the method comprises the following steps: the method comprises the following steps that an ACL control instruction sent by a server is received by a switch unit, the ACL control instruction is used for controlling an IP multicast stream which can be transmitted by the switch unit, and the ACL control instruction comprises the following steps: a first multicast address corresponding to the IP multicast stream; the switch unit receives an IP multicast stream acquisition request message sent by the multicast stream application device, wherein the IP multicast stream acquisition request message comprises: a second multicast address corresponding to the IP multicast stream to be acquired; if the first multicast address is the same as the second multicast address, the switch unit transmits the IP multicast stream to the multicast stream application device, and the IP multicast stream processing process realizes the automatic transmission of the IP multicast stream, thereby improving the efficiency and the accuracy of the IP multicast stream processing process.

Description

IP multicast stream processing method, switch set, server and system
Technical Field
The embodiment of the invention relates to the technical field of televisions, in particular to an IP multicast stream processing method, a switch set, a server and a system.
Background
With the development of the television field technology, a television station master control system often needs to flexibly and quickly schedule an Internet Protocol (IP) multicast stream that is interconnected between networks, where the IP multicast stream is generated by a satellite receiving device or a video encoding device, and a switch unit distributes the IP multicast stream to multicast stream application devices corresponding to each channel according to service requirements.
Currently, the process of processing an IP multicast stream by a switch group according to a service requirement includes: the switch unit receives a control instruction input by a user on a command-line interface (CLI) according to a service requirement, and then distributes the IP multicast stream according to the control instruction, wherein the CLI is an interface capable of inputting an executable instruction under an equipment prompt.
However, the above IP multicast stream processing requires the user to manually input control commands, including: logging in a switch set, and manually inputting a control instruction to transmit the IP multicast stream; and after the task is finished, manually inputting a control command in the switch group to terminate the transmission of the IP multicast stream. The processing process of the IP multicast stream has the problems of low efficiency and low accuracy.
Disclosure of Invention
The embodiment of the invention provides an IP multicast stream processing method, a switch unit, a server and a system, thereby improving the processing efficiency and accuracy of the IP multicast stream.
In a first aspect, an embodiment of the present invention provides a method for processing a protocol IP multicast stream interconnected between networks, where the method includes:
the method comprises the following steps that an access control list ACL control instruction sent by a server is received by a switch group, the ACL control instruction is used for controlling IP multicast streams which can be transmitted by the switch group, and the ACL control instruction comprises the following steps: a first multicast address corresponding to the IP multicast stream;
the switch unit receives an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired;
and if the first multicast address is the same as the second multicast address, the switch unit transmits the IP multicast stream to the multicast stream application equipment.
Optionally, the ACL control instruction further includes: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
correspondingly, the transmitting, by the switch group, the IP multicast stream to the multicast stream application device includes:
and the switch group transmits the IP multicast stream to the multicast stream application equipment through a port corresponding to the multicast stream application equipment.
Optionally, if the first multicast address is different from the second multicast address, the switch group sends a prompt message to the server to prompt the server to send an ACL control instruction including the second multicast address.
In a second aspect, an embodiment of the present invention provides a method for processing an IP multicast stream interconnected between networks, where the method includes:
the method comprises the following steps that a server generates an Access Control List (ACL) control instruction, wherein the ACL control instruction is used for controlling IP multicast streams which can be transmitted by a switch group, and comprises the following steps: a first multicast address corresponding to the IP multicast stream;
and the server sends the ACL control instruction to the switch unit so that the switch unit transmits the corresponding IP multicast stream to multicast stream application equipment according to the ACL control instruction.
Optionally, the ACL control instruction further includes: and the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one.
Optionally, if the first multicast address is different from a second multicast address included in an IP multicast stream acquisition request message sent by the multicast stream application device, the server receives a prompt message sent by the switch group;
and the server sends an ACL control instruction comprising the second multicast address to the switch group according to the prompt message.
In a third aspect, an embodiment of the present invention provides an exchange unit, including:
a receiving module, configured to receive an access control list ACL control instruction sent by a server, where the at least one ACL control instruction is used to control an IP multicast stream that can be transmitted by the switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
the receiving module is further configured to receive an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired;
and if the first multicast address is the same as the second multicast address, the transmission module is configured to transmit the IP multicast stream to the multicast stream application device.
Optionally, the ACL control instruction further includes: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
correspondingly, the transmission module is configured to transmit the IP multicast stream to the multicast stream application device through a port corresponding to the multicast stream application device.
Optionally, the method further comprises: a sending module;
if the first multicast address is different from the second multicast address, the sending module is configured to send a prompt message to the server to prompt the server to send an ACL control instruction including the second multicast address.
In a fourth aspect, an embodiment of the present invention provides a server, including:
a generating module, configured to generate an access control list ACL control instruction, where the ACL control instruction is used to control an IP multicast stream that can be transmitted by a switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
and the sending module is used for sending an ACL control instruction to the switch unit so as to enable the switch unit to transmit the corresponding IP multicast stream to the multicast stream application equipment according to the ACL control instruction.
Optionally, the ACL control instruction further includes: and the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one.
Optionally, the method further comprises: a receiving module;
if the first multicast address is different from a second multicast address included in an IP multicast stream acquisition request message sent by the multicast stream application device, the receiving module is configured to receive a prompt message sent by the switch group;
and the sending module is further configured to send an ACL control instruction including the second multicast address to the switch group according to the prompt message.
In a fifth aspect, an embodiment of the present invention provides an exchange unit, including: a receiver and a transmitter;
the receiver is configured to receive an access control list ACL control instruction sent by a server, where the at least one ACL control instruction is used to control an IP multicast stream that can be transmitted by the server, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
the receiver is further configured to receive an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired;
and if the first multicast address is the same as the second multicast address, the sender is used for transmitting the IP multicast stream to the multicast stream application equipment.
Optionally, the ACL control instruction further includes: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
correspondingly, the sender is specifically configured to transmit the IP multicast stream to the multicast stream application device through a port corresponding to the multicast stream application device.
Optionally, if the first multicast address is different from the second multicast address, the transmitter is further configured to send a prompt message to the server to prompt the server to send an ACL control instruction including the second multicast address.
In a sixth aspect, an embodiment of the present invention provides a server, including:
a processor, configured to generate an access control list ACL control instruction, where the ACL control instruction is used to control an IP multicast stream that can be transmitted by a switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
and the sender is used for sending the ACL control instruction to the switch unit so that the switch unit transmits the corresponding IP multicast stream to the multicast stream application equipment according to the ACL control instruction.
Optionally, the ACL control instruction further includes: and the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one.
Optionally, the method further comprises: a receiver;
if the first multicast address is different from a second multicast address included in an IP multicast stream acquisition request message sent by the multicast stream application device, the receiver is configured to receive a prompt message sent by the switch group;
and the sender is further used for sending an ACL control instruction including the second multicast address to the switch group according to the prompt message.
In a seventh aspect, an embodiment of the present invention provides a system for processing an IP multicast stream interconnected between networks, where the system includes: at least one multicast streaming application device, a switch group according to any of the fifth aspect or the fifth aspect and at least one server according to any of the sixth aspect or the sixth aspect;
the multicast stream application device is used for acquiring the corresponding IP multicast stream from the switch group.
The embodiment of the invention provides an IP multicast stream processing method, a switch unit, a server and a system, wherein the method comprises the following steps: the method comprises the following steps that an access control list ACL control instruction sent by a server is received by a switch group, the ACL control instruction is used for controlling IP multicast streams which can be transmitted by the switch group, and the ACL control instruction comprises the following steps: a first multicast address corresponding to the IP multicast stream; the switch unit receives an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired; if the first multicast address is the same as the second multicast address, the switch unit transmits the IP multicast stream to the multicast stream application device, and in the processing process of the IP multicast stream, a user does not need to manually input a control instruction on the switch unit, but receives an ACL control instruction sent by a server, and the transmission of the IP multicast stream is automatically performed, so that the efficiency of the processing process of the IP multicast stream is improved, the problem of misoperation caused by manual input is avoided, and the accuracy of the processing process of the IP multicast stream is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a flowchart of a method for processing an IP multicast stream according to an interconnection protocol between networks according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an IP multicast stream processing system according to an embodiment of the present invention;
fig. 3 is a flowchart of a method for processing an IP multicast stream according to another embodiment of the present invention;
fig. 4 is a flowchart of a method for processing an IP multicast stream according to an interconnection protocol between networks according to another embodiment of the present invention;
fig. 5 is a schematic structural diagram of an exchange unit according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an exchanger unit according to another embodiment of the present invention;
fig. 7 is a schematic structural diagram of a server according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of an exchange unit according to still another embodiment of the present invention;
fig. 9 is a schematic structural diagram of a server according to another embodiment of the present invention;
fig. 10 is a schematic structural diagram of an IP multicast stream processing system according to another embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to solve the problem that in the prior art, a user needs to manually input a control instruction in the processing process of an IP multicast stream, which causes the processing process of the IP multicast stream to have low efficiency and low accuracy, embodiments of the present invention provide an IP multicast stream processing method, a switch group, a server, and a system.
Fig. 1 is a flowchart of a method for processing an IP multicast stream according to an interconnection protocol between networks according to an embodiment of the present invention, where an execution main body of the method is a switch group, and the method is applied to an IP multicast stream processing system, and fig. 2 is a schematic structural diagram of the IP multicast stream processing system according to an embodiment of the present invention, and as shown in fig. 2, the system includes: at least one server 21, a switch group 22 and at least one multicast streaming application device 23, the switch group having functions of data distribution, switching and the like, wherein the switch group 22 includes at least one switch, for example: the switch group 22 includes an aggregation switch, a core switch, and a distribution switch, and based on this, as shown in fig. 1, the IP multicast stream processing method includes the following procedures:
step S101: receiving an Access Control List (ACL) Control instruction sent by a server;
the switch unit receives an ACL control instruction sent by the server in a Secure Shell protocol (SSH) manner.
The control instruction is used for controlling an IP multicast stream that can be transmitted by the switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream; specifically, the ACL control instruction is generated according to a multicast address corresponding to the IP multicast stream acquired by the server, and optionally, the ACL control instruction further includes: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one; for example: the ports of the switch group correspond to the destination identifiers of the program groups in which each multicast stream application device is located, and the destination identifiers may be names of certain program groups or address information of certain program groups.
Actually, the manner of the server acquiring the multicast address and/or the port number of the switch group corresponding to the IP multicast stream may be: the user inputs the multicast address and/or the port number of the switch group corresponding to the IP multicast stream on the network Web page of the client, or the user inputs the keyword and/or the port number of the switch group on the network Web page of the client, the server determines the multicast address corresponding to the IP multicast stream according to the keyword, and the server generates the ACL control instruction according to the input information.
Step S102: the switch unit receives an IP multicast stream acquisition request message sent by the multicast stream application equipment;
step S103: and if the first multicast address is the same as the second multicast address, the switch unit transmits the IP multicast stream to the multicast stream application equipment.
The following description will be made with reference to step S102 and step S103: the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired; the multicast stream application device is used for receiving and recording the IP multicast stream. Because the ports of the switch group correspond to the multicast stream application devices one to one, the switch group transmits the IP multicast stream to the multicast stream application device through the port corresponding to the multicast stream application device.
In the embodiment of the present invention, an access control list ACL control instruction sent by a server is received by a switch group, where the ACL control instruction is used to control an IP multicast stream that can be transmitted by the switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream; the switch unit receives an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired; if the first multicast address is the same as the second multicast address, the switch unit transmits the IP multicast stream to the multicast stream application device, and in the process of processing the IP multicast stream, a user does not need to manually input a control instruction on the switch unit, but receives an ACL control instruction sent by a server, so that the IP multicast stream is automatically transmitted, the efficiency of the process of processing the IP multicast stream is improved, the problem of misoperation caused by manual input is avoided, and the accuracy of the process of processing the IP multicast stream is improved.
Optionally, if the first multicast address is different from the second multicast address, the switch group sends a prompt message to the server to prompt the server to send an ACL control instruction including the second multicast address. Thereby improving the reliability of the IP multicast streaming system.
Fig. 3 is a flowchart of a method for processing an IP multicast stream according to another embodiment of the present invention, where an execution subject of the method is a server, and the method is also applied to the IP multicast stream processing system, and based on this, as shown in fig. 3, the method for processing an IP multicast stream includes the following steps:
step S301: the server generates an Access Control List (ACL) control instruction;
the ACL control instruction is used to control an IP multicast stream that can be transmitted by the switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream; specifically, the ACL control instruction is generated according to a multicast address corresponding to the IP multicast stream acquired by the server, and optionally, the ACL control instruction further includes: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one; for example: the ports of the switch group correspond to the destination identifiers of the program groups in which each multicast stream application device is located, and the destination identifiers may be names of certain program groups or address information of certain program groups. And the server sends the at least one ACL control instruction to the switch group in an SSH mode.
Step S302: and the server sends the ACL control instruction to the switch unit so that the switch unit transmits the corresponding IP multicast stream to the multicast stream application equipment according to the ACL control instruction.
In the embodiment of the invention, the server generates the ACL control instruction, and the server sends the ACL control instruction to the switch unit so that the switch unit transmits the corresponding IP multicast stream to the multicast stream application equipment according to the ACL control instruction. In the IP multicast stream processing process, a user does not need to manually input a control instruction on the switch unit, but the server sends an ACL control instruction to the switch unit so as to realize the automatic IP multicast stream transmission of the switch unit, thereby improving the efficiency of the IP multicast stream processing process, avoiding the problem of misoperation caused by manual input and improving the accuracy of the IP multicast stream processing process.
Fig. 4 is a flowchart of a protocol IP multicast stream processing method for interconnection between networks according to still another embodiment of the present invention, where an execution subject of the method is a server, and the method is also applied to the IP multicast stream processing system, and based on this, as shown in fig. 4, the IP multicast stream processing method includes the following processes:
step S401: the server generates an Access Control List (ACL) control instruction;
step S401 is the same as step S301, and is not described herein again.
Step S402: if the first multicast address is different from a second multicast address included in an IP multicast stream acquisition request message sent by multicast stream application equipment, the server receives a prompt message sent by a switch unit;
step S403: and the server sends an ACL control instruction comprising the second multicast address to the switch group according to the prompt message.
That is to say, the first multicast address is different from the second multicast address included in the IP multicast stream acquisition request message sent by the multicast stream application device, the server receives the prompt message sent by the switch unit, and after receiving the prompt message, the server sends an ACL control instruction including the second multicast address to the switch unit, so that the server group transmits the corresponding IP multicast stream to the multicast stream application device, thereby improving the reliability of the IP multicast stream system.
Optionally, the manner of the server acquiring the multicast address and/or the port number of the switch group corresponding to the IP multicast stream may be: the user inputs the multicast address corresponding to the IP multicast stream and the port number of the switch unit on the network Web page of the client, or the user inputs the keyword and the port number of the switch unit on the network Web page of the client, the server determines the multicast address corresponding to the IP multicast stream according to the keyword, and the server generates the ACL control instruction according to the input information.
In the prior art, a user needs to input a control instruction to enable the switch group to distribute the IP multicast stream according to the control instruction, the control instruction is in a computer language and is relatively complicated for the user.
Fig. 5 is a schematic structural diagram of an exchange unit according to an embodiment of the present invention, and as shown in fig. 5, the exchange unit includes:
a receiving module 51, configured to receive an access control list ACL control instruction sent by a server, where the at least one ACL control instruction is used to control an IP multicast stream that can be transmitted by the switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
the receiving module 51 is further configured to receive an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired;
if the first multicast address is the same as the second multicast address, the transmission module 52 is configured to transmit the IP multicast stream to the multicast stream application device.
In the switch unit provided in the embodiment of the present disclosure, the switch unit portion corresponds to the technical solution corresponding to fig. 1, and the technical effects of the corresponding contents are the same, which are not described herein again.
Fig. 6 is a schematic structural diagram of a switch group according to another embodiment of the present invention, where based on the basis of the embodiment shown in fig. 5, the ACL control instruction further includes: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
correspondingly, the transmission module 52 is configured to transmit the IP multicast stream to the multicast stream application device through a port corresponding to the multicast stream application device.
The exchanger group also includes: a sending module 53;
if the first multicast address is different from the second multicast address, the sending module 53 is configured to send a prompt message to the server to prompt the server to send an ACL control instruction including the second multicast address.
In the switch group provided in the embodiment of the present disclosure, the switch group portion corresponds to the technical solution corresponding to fig. 1 and the optional technical solution corresponding to fig. 1, and the corresponding technical effects are the same, and are not described herein again.
Fig. 7 is a schematic structural diagram of a server according to still another embodiment of the present invention, and as shown in fig. 7, the server includes:
a generating module 71, configured to generate an access control list ACL control instruction, where the ACL control instruction is used to control an IP multicast stream that can be transmitted by a switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
a sending module 72, configured to send an ACL control instruction to the switch group, so that the switch group transmits a corresponding IP multicast stream to a multicast stream application device according to the ACL control instruction.
In the server provided in the embodiment of the present disclosure, the server portion corresponds to the technical solution corresponding to fig. 3, and the technical effects of the corresponding contents are the same, which is not described herein again.
Optionally, the ACL control instruction further includes: and the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one.
The server further comprises: a receiving module 73; if the first multicast address is different from a second multicast address included in an IP multicast stream acquisition request message sent by the multicast stream application device, the receiving module 73 is configured to receive a prompt message sent by the switch group;
the sending module 72 is further configured to send an ACL control instruction including the second multicast address to the switch group according to the prompt message.
In the server provided in the embodiment of the present disclosure, the server portion corresponds to the technical solution corresponding to fig. 4, and the technical effects of the corresponding contents are the same, which is not described herein again.
Fig. 8 is a schematic structural diagram of an exchange unit according to still another embodiment of the present invention, and as shown in fig. 8, the exchange unit includes: a receiver 81 and a transmitter 82;
the receiver 81 is configured to receive an access control list ACL control instruction sent by a server, where the at least one ACL control instruction is used to control an IP multicast stream that can be transmitted by the switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
the receiver 81 is further configured to receive an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired;
if the first multicast address is the same as the second multicast address, the sender 82 is configured to transmit the IP multicast stream to the multicast stream application device.
In the switch unit provided in the embodiment of the present disclosure, the switch unit portion corresponds to the technical solution corresponding to fig. 1, and the technical effects of the corresponding contents are the same, which are not described herein again.
Optionally, the ACL control instruction further includes: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
correspondingly, the sender 82 is specifically configured to transmit the IP multicast stream to the multicast stream application device through a port corresponding to the multicast stream application device.
Optionally, if the first multicast address is different from the second multicast address, the transmitter 82 is further configured to send a prompt message to the server to prompt the server to send an ACL control instruction including the second multicast address.
In the switch group provided in the embodiment of the present disclosure, the switch group portion corresponds to the technical solution corresponding to fig. 1 and the optional technical solution corresponding to fig. 1, and the corresponding technical effects are the same, and are not described herein again.
Fig. 9 is a schematic structural diagram of a server according to another embodiment of the present invention, and as shown in fig. 9, the server includes:
a processor 91, configured to generate an access control list ACL control instruction, where the ACL control instruction is used to control an IP multicast stream that can be transmitted by a switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
and the sender 92 is configured to send an ACL control instruction to the switch group, so that the switch group transmits a corresponding IP multicast stream to a multicast stream application device according to the ACL control instruction.
In the server provided in the embodiment of the present disclosure, the server portion corresponds to the technical solution corresponding to fig. 3, and the technical effects of the corresponding contents are the same, which is not described herein again.
Optionally, the ACL control instruction further includes: and the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one.
The exchanger group also includes: a receiver 93; if the first multicast address is different from a second multicast address included in an IP multicast stream acquisition request message sent by the multicast stream application device, the receiver 93 is configured to receive a prompt message sent by the switch group;
the transmitter 92 is further configured to send an ACL control instruction including the second multicast address to the switch group according to the prompt message.
In the server provided in the embodiment of the present disclosure, the server portion corresponds to the technical solution corresponding to fig. 4, and the technical effects of the corresponding contents are the same, which is not described herein again.
As shown in fig. 2, an embodiment of the present invention further provides a system for processing an IP multicast stream interconnected between networks, including: at least one server 21, a switch group 22 and at least one multicast stream application device 23, the switch group having functions of data distribution, switching and the like, wherein the switch group 22 includes at least one switch, and the multicast stream application device 23 is configured to obtain a corresponding IP multicast stream from the switch group.
Fig. 10 is a schematic structural diagram of an IP multicast stream processing system according to another embodiment of the present invention, based on the basis of the IP multicast stream processing system shown in fig. 2, and further as shown in fig. 10, the system may further include: a satellite receiving device 24, the satellite receiving device 24 being configured to transmit the IP multicast stream to the switch group 22.
In the embodiment of the invention, because the user does not need to manually input the control instruction on the switch unit, but the switch unit in the IP multicast stream processing system receives the ACL control instruction sent by the server and automatically transmits the IP multicast stream, the efficiency of the IP multicast stream processing process is improved, the problem of misoperation of manual input is avoided, and the accuracy of the IP multicast stream processing process is improved.
Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the above-described method embodiments may be performed by hardware associated with program instructions. The program may be stored in a computer-readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (7)

1. A method for processing an interconnected protocol IP multicast stream between networks is characterized by comprising the following steps:
the method comprises the following steps that an access control list ACL control instruction sent by a server is received by a switch group, the ACL control instruction is used for controlling IP multicast streams which can be transmitted by the switch group, and the ACL control instruction comprises the following steps: a first multicast address corresponding to the IP multicast stream;
the switch unit receives an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired;
if the first multicast address is the same as the second multicast address, the switch unit transmits the IP multicast stream to the multicast stream application device;
the ACL control instructions further include: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
correspondingly, the transmitting, by the switch group, the IP multicast stream to the multicast stream application device includes:
the switch group transmits the IP multicast stream to the multicast stream application device through a port corresponding to the multicast stream application device;
and if the first multicast address is different from the second multicast address, the switch unit sends a prompt message to the server to prompt the server to send an ACL control instruction including the second multicast address.
2. A method for processing an interconnected protocol IP multicast stream between networks is characterized by comprising the following steps:
the method comprises the following steps that a server generates an Access Control List (ACL) control instruction, wherein the ACL control instruction is used for controlling IP multicast streams which can be transmitted by a switch group, and comprises the following steps: a first multicast address corresponding to the IP multicast stream;
the server sends the ACL control instruction to the switch unit so that the switch unit transmits a corresponding IP multicast stream to multicast stream application equipment according to the ACL control instruction;
the ACL control instructions further include: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
if the first multicast address is different from a second multicast address included in an IP multicast stream acquisition request message sent by the multicast stream application equipment, the server receives a prompt message sent by the switch unit;
and the server sends an ACL control instruction comprising the second multicast address to the switch group according to the prompt message.
3. An exchange unit, comprising:
a receiving module, configured to receive an access control list ACL control instruction sent by a server, where at least one ACL control instruction is used to control an IP multicast stream that can be transmitted by the switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
the receiving module is further configured to receive an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired;
if the first multicast address is the same as the second multicast address, the transmission module is configured to transmit the IP multicast stream to the multicast stream application device;
the ACL control instructions further include: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
correspondingly, the transmission module is configured to transmit the IP multicast stream to the multicast stream application device through a port corresponding to the multicast stream application device;
further comprising: a sending module;
if the first multicast address is different from the second multicast address, the sending module is configured to send a prompt message to the server to prompt the server to send an ACL control instruction including the second multicast address.
4. A server, comprising:
a generating module, configured to generate an access control list ACL control instruction, where the ACL control instruction is used to control an IP multicast stream that can be transmitted by a switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
a sending module, configured to send an ACL control instruction to the switch unit, so that the switch unit transmits a corresponding IP multicast stream to a multicast stream application device according to the ACL control instruction;
the ACL control instructions further include: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
further comprising: a receiving module;
if the first multicast address is different from a second multicast address included in an IP multicast stream acquisition request message sent by the multicast stream application device, the receiving module is configured to receive a prompt message sent by the switch group;
and the sending module is further configured to send an ACL control instruction including the second multicast address to the switch group according to the prompt message.
5. An exchange unit, comprising: a receiver and a transmitter;
the receiver is configured to receive an access control list ACL control instruction sent by a server, where at least one ACL control instruction is used to control an IP multicast stream that can be transmitted by the switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
the receiver is further configured to receive an IP multicast stream acquisition request message sent by a multicast stream application device, where the IP multicast stream acquisition request message includes: a second multicast address corresponding to the IP multicast stream to be acquired;
if the first multicast address is the same as the second multicast address, the sender is configured to transmit the IP multicast stream to the multicast stream application device;
the ACL control instructions further include: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
correspondingly, the sender is specifically configured to transmit the IP multicast stream to the multicast stream application device through a port corresponding to the multicast stream application device;
if the first multicast address is different from the second multicast address, the transmitter is further configured to send a prompt message to the server to prompt the server to send an ACL control instruction including the second multicast address.
6. A server, comprising:
a processor, configured to generate an access control list ACL control instruction, where the ACL control instruction is used to control an IP multicast stream that can be transmitted by a switch group, and the ACL control instruction includes: a first multicast address corresponding to the IP multicast stream;
the sender is used for sending an ACL control instruction to the switch unit so that the switch unit transmits a corresponding IP multicast stream to the multicast stream application equipment according to the ACL control instruction;
the ACL control instructions further include: the port number of the switch group is used for the server to send the ACL control instruction to a port corresponding to the port number, wherein the ports of the switch group correspond to multicast stream application equipment one to one;
further comprising: a receiver;
if the first multicast address is different from a second multicast address included in an IP multicast stream acquisition request message sent by the multicast stream application device, the receiver is configured to receive a prompt message sent by the switch group;
and the sender is further used for sending an ACL control instruction including the second multicast address to the switch group according to the prompt message.
7. A system for processing a protocol IP multicast stream interconnected between networks, comprising: at least one multicast streaming application device, a switch group according to claim 5 and at least one server according to claim 6;
the multicast stream application device is used for acquiring the corresponding IP multicast stream from the switch group.
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