CN112351344A - Method and system for providing Internet and IPTV access by home gateway in parallel - Google Patents

Method and system for providing Internet and IPTV access by home gateway in parallel Download PDF

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Publication number
CN112351344A
CN112351344A CN202011179446.7A CN202011179446A CN112351344A CN 112351344 A CN112351344 A CN 112351344A CN 202011179446 A CN202011179446 A CN 202011179446A CN 112351344 A CN112351344 A CN 112351344A
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China
Prior art keywords
service
iptv
mac
home gateway
terminal
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Pending
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CN202011179446.7A
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Chinese (zh)
Inventor
李勇
李霖
金阳
何星灿
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Chengdu Changhong Network Technology Co ltd
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Chengdu Changhong Network Technology Co ltd
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Priority to CN202011179446.7A priority Critical patent/CN112351344A/en
Publication of CN112351344A publication Critical patent/CN112351344A/en
Pending legal-status Critical Current

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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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/4508—Management of client data or end-user data
    • H04N21/4516—Management of client data or end-user data involving client characteristics, e.g. Set-Top-Box type, software version or amount of memory available
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/46—Interconnection of networks
    • H04L12/4641—Virtual LANs, VLANs, e.g. virtual private networks [VPN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/09—Mapping addresses
    • H04L61/10—Mapping addresses of different types
    • H04L61/103—Mapping addresses of different types across network layers, e.g. resolution of network layer into physical layer addresses or address resolution protocol [ARP]

Abstract

The invention relates to the technical field of network communication, in particular to a method and a system for providing Internet and IPTV access by a home gateway in parallel, which realize that Internet service and IPTV service are provided at the same interface at the same time, and avoid the problem that the service can not work normally due to the wrong exchange of a user terminal access interface or the wrong configuration of the binding relationship of the home gateway. The technical scheme is summarized as analyzing an Option60 field in a DHCP request sent by a home terminal, and judging the service type of a terminal MAC according to the analyzed field information; determining a binding mapping relation of corresponding services according to the service type of the terminal MAC; and acquiring a matching corresponding relation parameter of the terminal type and the service according to the service type of the MAC and the binding mapping relation of the corresponding service, then transmitting the corresponding relation parameter into a two-layer data link layer of the home gateway, matching the corresponding relation parameter with a two-layer data link layer MAC address forwarding table, and correspondingly forwarding the data according to a matching result. The invention is suitable for a system for providing Internet and IPTV access in parallel by a home gateway.

Description

Method and system for providing Internet and IPTV access by home gateway in parallel
Technical Field
The invention relates to the technical field of network communication, in particular to a method and a system for providing Internet and IPTV access in parallel by a home gateway.
Background
With the high-speed development of internet broadband, home entertainment, home automation, home security and home internet of things are greatly applied, and the home gateway serves as equipment for connecting and accessing home internal networking and an external network and provides functions of channels, interfaces, data transmission and the like for various home terminals. Because of different terminal access modes and required services, the home gateway needs to bind different service types and fixed interface configuration (for example, LAN1 is bound as Internet service, and LAN2 is bound as IPTV service) for the terminal, and if the user terminal access interface is wrongly exchanged (IPTV set-top box is accessed to LAN1), or the home gateway binding relationship configuration is wrong, the service may not work normally; if some faults occur in the interface, the services cannot work normally (for example, the LAN1 port fails, the Internet services cannot work normally), and the user experience is greatly influenced.
Disclosure of Invention
The invention aims to provide a method and a system for providing Internet and IPTV access by a home gateway in parallel, which realize that Internet service and IPTV service are provided at the same interface at the same time, avoid the problem that the service cannot work normally due to the wrong exchange of a user terminal access interface or the wrong configuration of the binding relationship of the home gateway, and simultaneously avoid the problem that the service cannot work normally due to the interface failure.
The invention adopts the following technical scheme to realize the purpose, and the method for the home gateway to provide the Internet and the IPTV access in parallel comprises the following steps:
analyzing an Option60 field in a DHCP request sent by a home terminal, and judging the service type of a terminal MAC according to the analyzed field information;
step (2), determining a binding mapping relation of a corresponding service according to the service type of the terminal MAC;
step (3), obtaining a matching corresponding relation parameter of the terminal type and the service according to the service type of the MAC and the binding mapping relation of the corresponding service, then transmitting the corresponding relation parameter into a two-layer data link layer of the home gateway, and matching the corresponding relation parameter with a two-layer data link layer MAC address forwarding table to obtain a matching result;
and (4) correspondingly forwarding the data according to the matching result.
Further, in step (1), the field information includes a SCITV field or an @ ITV encryption field.
Further, if the field information is a field with SCITV or an encrypted field with @ ITV, the terminal MAC is of IPTV type, otherwise the terminal MAC is of Internet type.
Further, if the terminal MAC is of the IPTV type, the data stream of the terminal MAC is transferred to a VLAN channel of the IPTV, otherwise, the data stream of the terminal MAC is transferred to a VLAN channel of the Internet through the home gateway.
Further, the specific method for transferring the data stream of the terminal MAC to the IPTV-type VLAN channel includes: and directly forwarding the data stream from a WAN port of the IPTV of the home gateway, interacting with an upper-layer service server of the home gateway, and acquiring a DHCP Client address from the upper-layer server.
Further, the specific method for transferring the data stream of the terminal MAC to the VLAN channel of the Internet through the routing of the home gateway includes: the home gateway distributes an IP address for the terminal MAC, and forwards the data on the terminal MAC through an Internet WAN port of the home gateway.
Further, in step (2), the specific method for determining the binding mapping relationship of the corresponding service according to the service type of the terminal MAC includes: if the terminal MAC is of the IPTV type and the MAC message of the IPTV type comprises the ID value of the VLAN port, the VLAN of the WAN port of the IPTV service is mapped to the VLAN of the LAN port of the IPTV service to form VLAN binding, otherwise, the VLAN binding is not needed.
Further, in the step (3), the matching correspondence parameter includes:
the system call command is used for a command code of the system call, and the value includes BRCTL _ SET _ DP and BRCTL _ GET _ DP, wherein the BRCTL _ SET _ DP is used for adding the table entry command, and the BRCTL _ GET _ DP is used for inquiring the table entry command;
port index, LAN side port number index, LAN1 for 0, LAN2 for 1, LAN3 for 2, LAN4 for 3;
a binding mode, including no binding, set to 1; port binding, set to 2; VLAN binding, set to 3;
IPTV MAC address chain table, including IPTV MAC address;
the service type comprises Internet serv, namely Internet service, and is set to be 1; the IptvServ, i.e., IPTV service, is set to 2.
Further, in the step (4), the specific method for correspondingly forwarding the data according to the matching result includes: according to the matching result, if the IPTV service is successfully matched, the data is sent to a bridge port to carry out direct bridge forwarding; if the matching of Internet service is successful, the data is sent to the IP layer for routing and forwarding.
The system for providing Internet and IPTV access in parallel by the home gateway comprises a DHCP message analysis module, a binding relationship mapping module, a two-layer data matching module and a service data forwarding module;
the DHCP message analysis module is used for analyzing an Option60 field in a DHCP request sent by the terminal and judging the service type of the terminal MAC according to the analyzed field information;
the binding relation mapping module is used for determining the binding mapping relation of the corresponding service according to the service type of the MAC;
the two-layer data matching module is used for obtaining a matching corresponding relation parameter of the terminal type and the service according to the service type of the MAC and the binding mapping relation of the corresponding service, then transmitting the corresponding relation parameter into a two-layer data link layer, and matching the corresponding relation parameter with a data link layer MAC address forwarding table to obtain a matching result;
and the service data forwarding module is used for correspondingly forwarding the data according to the matching result.
The invention detects the type of the accessed terminal on the home gateway, automatically binds the mapping relation according to the service type of the terminal MAC, then automatically transfers the service data to the corresponding terminal, if the terminal MAC is of the IPTV type, the data stream of the terminal MAC is transferred to the VLAN channel of the IPTV, otherwise, the data stream of the terminal MAC is transferred to the VLAN channel of the Internet through the route of the home gateway, thereby realizing that the Internet service and the IPTV service are simultaneously provided on the same interface, avoiding the abnormal work of the service caused by the wrong exchange of the user terminal access interface or the wrong configuration of the binding relation of the home gateway, simultaneously avoiding the abnormal work of the service caused by the interface failure, and being convenient for the user to use.
Drawings
Fig. 1 is a block diagram of a system architecture for providing Internet and IPTV access in parallel by a home gateway according to the present invention.
Fig. 2 is a flowchart of an embodiment of a method for providing Internet and IPTV access in parallel by a home gateway according to the present invention.
Detailed Description
The invention relates to a method for providing Internet and IPTV access by a home gateway in parallel, which comprises the following steps:
analyzing an Option60 field in a DHCP request sent by a home terminal, and judging the service type of a terminal MAC according to the analyzed field information;
step (2), determining a binding mapping relation of a corresponding service according to the service type of the terminal MAC;
step (3), obtaining a matching corresponding relation parameter of the terminal type and the service according to the service type of the MAC and the binding mapping relation of the corresponding service, then transmitting the corresponding relation parameter into a two-layer data link layer of the home gateway, and matching the corresponding relation parameter with a two-layer data link layer MAC address forwarding table to obtain a matching result;
and (4) correspondingly forwarding the data according to the matching result.
In the step (1), the field information comprises a SCITV field or an @ ITV encryption field; if the field information is a field with SCITV or an encrypted field with @ ITV, the terminal MAC is of an IPTV type, otherwise, the terminal MAC is of an Internet type;
if the terminal MAC is of the IPTV type, the data stream of the terminal MAC is transferred to a VLAN channel of the IPTV, otherwise, the data stream of the terminal MAC is transferred to the VLAN channel of the Internet through the route of the home gateway;
the specific method for transferring the data stream of the terminal MAC to the IPTV type VLAN channel comprises the following steps: directly forwarding the data stream from a WAN port of an IPTV of the home gateway, interacting with an upper-layer service server of the home gateway, and acquiring a DHCP Client address from the upper-layer server;
the specific method for transferring the data flow of the terminal MAC to the VLAN channel of the Internet through the routing of the home gateway comprises the following steps: the home gateway distributes an IP address for the terminal MAC, and forwards the data on the terminal MAC through an Internet WAN port of the home gateway.
In step (2), the specific method for determining the binding mapping relationship of the corresponding service according to the service type of the terminal MAC includes: if the terminal MAC is of the IPTV type and the MAC message of the IPTV type comprises the ID value of the VLAN port, the VLAN of the WAN port of the IPTV service is mapped to the VLAN of the LAN port of the IPTV service to form VLAN binding, otherwise, the VLAN binding is not needed.
In step (3), the matching corresponding relationship parameter includes:
a system call command (BrctlCmd) used for a command code of the system call, wherein the values comprise BRCTL _ SET _ DP (130) and BRCTL _ GET _ DP (131), the BRCTL _ SET _ DP is used for adding the table entry command, and the BRCTL _ GET _ DP is used for inquiring the table entry command;
port index (IfIndex), LAN side port number index, LAN1 for 0, LAN2 for 1, LAN3 for 2, LAN4 for 3;
a binding mode (binding mode), including no binding, set to 1; port binding, set to 2; VLAN binding, set to 3;
an IPTV MAC address linked list (IptvMacArgs) including the MAC address of the IPTV;
the service type (ServiceType) including Internet service, i.e., Internet service, is set to 1; the IptvServ, i.e., IPTV service, is set to 2.
The matching relation parameter format is as follows:
4Bytes 1Byte 1Byte 6Bytes 1Byte
BrctlCmd IfIndex BindingMode IptvMacArgs ServiceType
in the step (4), the specific method for correspondingly forwarding the data according to the matching result comprises the following steps: according to the matching result, if the IPTV service is successfully matched, the data is sent to a bridge port to carry out direct bridge forwarding; if the matching of Internet service is successful, the data is sent to the IP layer for routing and forwarding.
The system for providing Internet and IPTV access in parallel by the home gateway has a structural diagram as shown in FIG. 1, and comprises a DHCP message analysis module, a binding relationship mapping module, a two-layer data matching module and a service data forwarding module;
the DHCP message analysis module is used for analyzing an Option60 field in a DHCP request sent by the terminal and judging the service type of the terminal MAC according to the analyzed field information;
the binding relation mapping module is used for determining the binding mapping relation of the corresponding service according to the service type of the MAC;
the two-layer data matching module is used for obtaining a matching corresponding relation parameter of the terminal type and the service according to the service type of the MAC and the binding mapping relation of the corresponding service, then transmitting the corresponding relation parameter into a two-layer data link layer, and matching the corresponding relation parameter with a data link layer MAC address forwarding table to obtain a matching result;
and the service data forwarding module is used for correspondingly forwarding the data according to the matching result.
An embodiment flow chart of the method for providing Internet and IPTV access by a home gateway in parallel is shown in figure 2, a lower terminal sends a DHCP request, an Option60 field is intercepted and analyzed by a DHCP Server, then whether the analyzed Option60 field information contains an SCITV field or an @ ITV encryption field is judged, if the analyzed Option60 field information contains the SCITV field or the @ ITV encryption field, a terminal MAC is of an IPTV type, whether an MAC message of the IPTV type comprises an ID value of a VLAN port is further judged, if so, the VLAN of the IPTV service WAN port is mapped to the VLAN of the IPTV service LAN port to form VLAN binding, and if not, the port binding is cancelled, and the mode is changed into a non-binding mode; if the SCITV field or the @ ITV encryption field is not contained, the terminal MAC is of an Internet type, such as a Computer, a Phone and the like; then saving information parameters such as an MAC address table, a service type, a port index and the like; when the system calls, the information parameters are transmitted into a second-layer Data link layer of the home gateway, meanwhile, a Data link layer MAC address Forwarding table (FDB: Forwarding Data Base) is updated and matched with the MAC transmitted by the system call, and if the matching of the IPTV service is successful, the Data is transmitted to a bridge port to carry out direct bridge Forwarding; if the matching of Internet service is successful, the data is sent to the IP layer for routing and forwarding.
In conclusion, the invention realizes that the Internet service and the IPTV service are simultaneously provided at the same interface, avoids the problem that the service can not normally work due to the wrong exchange of the user terminal access interface or the wrong configuration of the binding relationship of the home gateway, and simultaneously avoids the problem that the service can not normally work due to the interface failure, thereby being convenient for the user to use and improving the user experience.

Claims (10)

1. The method for the home gateway to provide Internet and IPTV access in parallel is characterized by comprising the following steps:
analyzing an Option60 field in a DHCP request sent by a home terminal, and judging the service type of a terminal MAC according to the analyzed field information;
step (2), determining a binding mapping relation of a corresponding service according to the service type of the terminal MAC;
step (3), obtaining a matching corresponding relation parameter of the terminal type and the service according to the service type of the MAC and the binding mapping relation of the corresponding service, then transmitting the corresponding relation parameter into a two-layer data link layer of the home gateway, and matching the corresponding relation parameter with a two-layer data link layer MAC address forwarding table to obtain a matching result;
and (4) correspondingly forwarding the data according to the matching result.
2. The method as claimed in claim 1, wherein the field information includes a SCITV field or an @ ITV encryption field in step (1).
3. A method for a home gateway to provide Internet and IPTV access in parallel according to claim 2, wherein if the field information is a field with SCITV or an encrypted field with @ ITV, the terminal MAC is of IPTV type, otherwise the terminal MAC is of Internet type.
4. A method for a home gateway to provide Internet and IPTV access in parallel according to claim 3, wherein if the terminal MAC is IPTV type, the data stream of the terminal MAC is transferred to the VLAN channel of IPTV, otherwise the data stream of the terminal MAC is transferred to the VLAN channel of Internet through the home gateway.
5. The method of claim 4, wherein the specific method for forwarding the data stream of the terminal MAC to the VLAN channel of IPTV type comprises: and directly forwarding the data stream from a WAN port of the IPTV of the home gateway, interacting with an upper-layer service server of the home gateway, and acquiring the DHCPclient address from the upper-layer server.
6. The method as claimed in claim 4, wherein the specific method for switching the data stream of the terminal MAC to the VLAN channel of the Internet via the home gateway comprises: the home gateway distributes an IP address for the terminal MAC, and forwards the data on the terminal MAC through an Internet WAN port of the home gateway.
7. The method as claimed in claim 3, wherein the step (2) of determining the binding mapping relationship of the corresponding service according to the service type of the terminal MAC comprises: if the terminal MAC is of the IPTV type and the MAC message of the IPTV type comprises the ID value of the VLAN port, the VLAN of the WAN port of the IPTV service is mapped to the VLAN of the LAN port of the IPTV service to form VLAN binding, otherwise, the VLAN binding is not needed.
8. The method as claimed in claim 1, wherein the step (3) of matching the parameters of the corresponding relationship comprises:
the system call command is used for a command code of the system call, and the value includes BRCTL _ SET _ DP and BRCTL _ GET _ DP, wherein the BRCTL _ SET _ DP is used for adding the table entry command, and the BRCTL _ GET _ DP is used for inquiring the table entry command;
port index, LAN side port number index, LAN1 for 0, LAN2 for 1, LAN3 for 2, LAN4 for 3;
a binding mode, including no binding, set to 1; port binding, set to 2; VLAN binding, set to 3;
IPTV MAC address chain table, including IPTV MAC address;
the service type comprises Internet serv, namely Internet service, and is set to be 1; the IptvServ, i.e., IPTV service, is set to 2.
9. The method as claimed in claim 1, wherein the step (4) of correspondingly forwarding the data according to the matching result comprises: according to the matching result, if the IPTV service is successfully matched, the data is sent to a bridge port to carry out direct bridge forwarding; if the matching of Internet service is successful, the data is sent to the IP layer for routing and forwarding.
10. The system for providing Internet and IPTV access in parallel by the home gateway is characterized by comprising a DHCP message analysis module, a binding relationship mapping module, a two-layer data matching module and a service data forwarding module;
the DHCP message analysis module is used for analyzing an Option60 field in a DHCP request sent by the terminal and judging the service type of the terminal MAC according to the analyzed field information;
the binding relation mapping module is used for determining the binding mapping relation of the corresponding service according to the service type of the MAC;
the two-layer data matching module is used for obtaining a matching corresponding relation parameter of the terminal type and the service according to the service type of the MAC and the binding mapping relation of the corresponding service, then transmitting the corresponding relation parameter into a two-layer data link layer, and matching the corresponding relation parameter with a data link layer MAC address forwarding table to obtain a matching result;
and the service data forwarding module is used for correspondingly forwarding the data according to the matching result.
CN202011179446.7A 2020-10-29 2020-10-29 Method and system for providing Internet and IPTV access by home gateway in parallel Pending CN112351344A (en)

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