CN115314469B - Service separation method and device for CPE - Google Patents
Service separation method and device for CPE Download PDFInfo
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Abstract
The application discloses a service separation method and device of CPE, wherein the method comprises the following steps: calculating network segment IP and subnet prefix of N gateways according to gateway addresses and subnet masks in N DHCP parameter sets; wherein N is a positive integer; generating a corresponding data transmission channel according to the network segment IP and the subnet prefix of the gateway; activating N PDP contexts according to the N APN parameter sets, and acquiring PDP addresses corresponding to the PDP contexts; and adding a default route in the data transmission channel according to the PDP address to complete the service separation of the CPE. By adopting the embodiment of the application, different services can be transmitted through different data transmission channels, and the delay of data transmission is reduced.
Description
Technical Field
The present application relates to the field of CPE networking technologies, and in particular, to a method and an apparatus for service separation of CPE.
Background
In the existing CPE system, terminal equipment connected with the CPE through network cables, USB or WIFI uses the same APN, and special applications such as VOIP, TR069 and the like share one APN with the terminal equipment, share one PDP for bearing, and all services of all users of a single CPE share the network environment of the same QoS, so that channel blockage is easily caused, and user experience is affected; the special application is not shunted with the common data, which is not beneficial to the management of the special application and the development of related services.
From the above, all services of a single CPE share the same data transmission channel, and the channel is blocked, so that the delay of data transmission is high.
Disclosure of Invention
The embodiment of the application provides a service separation method and a service separation device for CPE, which can lead different services of CPE to travel different data transmission channels, avoid the problem of channel blockage and reduce the delay of data transmission.
A first aspect of an embodiment of the present application provides a method for traffic separation of a CPE, including:
calculating network segment IP and subnet prefix of N gateways according to gateway addresses and subnet masks in N DHCP parameter sets; wherein N is a positive integer;
generating a corresponding data transmission channel according to the network segment IP and the subnet prefix of the gateway;
activating N PDP contexts according to the N APN parameter sets, and acquiring PDP addresses corresponding to the PDP contexts;
and adding a default route in the data transmission channel according to the PDP address to complete the service separation of the CPE.
In a possible implementation manner of the first aspect, the method further includes:
and correspondingly establishing N bridges according to the gateway addresses and the subnet masks in the N DHCP parameter sets.
In a possible implementation manner of the first aspect, the direct-connection route of the policy routing table is added according to the network bridge name, the gateway address, the network segment IP where the gateway is located, and the subnet prefix; the network bridge name is the name corresponding to the network bridge.
In a possible implementation manner of the first aspect, the method further includes:
binding wifi with a network bridge, specifically:
deleting all the first files under the wifi configuration directory; the first file is a file storing the name of the binding bridge required by history;
re-computing and generating a second file according to the bridge mask; the second file is a file storing a new name of the network bridge to be bound;
and storing the second file into a wifi configuration catalog to finish binding of wifi and a network bridge.
In a possible implementation manner of the first aspect, the generating a corresponding data transmission channel according to the network segment IP where the gateway is located and the subnet prefix specifically includes:
according to the network segment IP and the subnet prefix of the gateway, adding a strategy corresponding to a strategy routing table multi_apnx to generate an APNx channel so that the WIFI internet service performs data transmission through the APNx channel;
adding a policy adhering to a policy routing table multi-APN 4 according to a server address in the TR069 parameter set, and generating an APN4 channel so that the TR069 management service performs data transmission through the APN4 channel;
and adding a policy conforming to a policy routing table multi-APN 5 according to the server address in the VOIP parameter set, and generating an APN5 channel so that the VOIP voice service carries out data transmission through the APN5 channel.
In a possible implementation manner of the first aspect, the method further includes:
starting wifi according to the wifi parameter set;
starting TR069 service according to the TR069 parameter set;
and starting the VOIP voice service according to the VOIP parameter set.
In a possible implementation manner of the first aspect, the method further includes: and generating a configuration file of the open source software according to the N DHCP parameter sets, running the open source software and establishing a DHCP server.
A second aspect of an embodiment of the present application provides a service separation device for a CPE, including: the device comprises a calculation module, a generation module, an acquisition module and an addition module;
the calculation module is used for calculating the network segment IP and the subnet prefix where the N gateways are according to the gateway addresses and the subnet masks in the N DHCP parameter sets; wherein N is a positive integer;
the generation module is used for generating a corresponding data transmission channel according to the network segment IP where the gateway is and the subnet prefix;
the acquisition module is used for activating N PDP contexts according to the N APN parameter sets and acquiring PDP addresses corresponding to the PDP contexts;
the adding module is used for adding default route in the data transmission channel according to the PDP address to complete the service separation of CPE.
In a possible implementation manner of the second aspect, the method further includes:
and correspondingly establishing N bridges according to the gateway addresses and the subnet masks in the N DHCP parameter sets.
In a possible implementation manner of the second aspect, the method further includes:
adding a direct connection route of a strategy routing table according to the network bridge name, the gateway address, the network segment IP where the gateway is located and the subnet prefix; the network bridge name is the name corresponding to the network bridge.
Compared with the prior art, the method and the device for separating the services of the CPE provided by the embodiment of the application comprise the following steps: calculating network segment IP and subnet prefix of N gateways according to gateway addresses and subnet masks in N DHCP parameter sets; wherein N is a positive integer; generating a corresponding data transmission channel according to the network segment IP and the subnet prefix of the gateway; activating N PDP contexts according to the N APN parameter sets, and acquiring PDP addresses corresponding to the PDP contexts; and adding a default route in the data transmission channel according to the PDP address to complete the service separation of the CPE.
The beneficial effects are that: the embodiment of the application generates a corresponding data transmission channel according to the network segment IP and the subnet prefix where the gateway is located, activates N PDP contexts according to N APN parameter sets, acquires PDP addresses corresponding to the PDP contexts, and adds a default route in the data transmission channel according to the PDP addresses to complete the service separation of CPE. The embodiment of the application can enable different services to be transmitted through different data transmission channels, thereby avoiding the problem of data transmission road blockage caused by the fact that all services of a single CPE share the same data transmission channel in the prior art, and effectively reducing the delay of data transmission. Meanwhile, the embodiment of the application can increase the predictability of network performance and reduce the data packet loss rate.
Drawings
Fig. 1 is a flow chart of a method for traffic separation of a CPE according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a service separation device of a CPE according to an embodiment of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1, a flow chart of a service separation method of a CPE according to an embodiment of the present application includes S101-S104:
s101: and calculating the network segment IP and the subnet prefix where the N gateways are located according to the gateway addresses and the subnet masks in the N DHCP parameter sets.
Wherein N is a positive integer. The DHCP parameter set is Dynamic Host Configuration Protocol parameter set, and includes: server switch, gateway address, subnet mask, start address of address pool, end address of address pool, DNS server address, lease time and bridge mask. The DNS server address is Domain Name System server address, and is translated into a domain name resolution system server address. One DHCP parameter set has 1 to 3 DNS server addresses.
S102: and generating a corresponding data transmission channel according to the network segment IP and the subnet prefix of the gateway.
In this embodiment, the generating a corresponding data transmission channel according to the network segment IP where the gateway is located and the subnet prefix specifically includes:
according to the network segment IP where the gateway is and the subnet prefix, adding a strategy corresponding to a strategy routing table multi_apnx to generate an APNx channel so that WIFI internet service performs data transmission through the APNx channel; the WIFI internet service is a common service;
adding a policy adhering to a policy routing table multi-APN 4 according to a server address in a TR069 parameter set, and generating an APN4 channel so that TR069 management service performs data transmission through the APN4 channel;
and adding a policy conforming to a policy routing table multi-APN 5 according to the server address in the VOIP parameter set, and generating an APN5 channel so that the VOIP voice service carries out data transmission through the APN5 channel.
Wherein, the VOIP parameter set is Voice over Internet Protocol parameter set, comprising: a VOIP switch, a server address, a user account number and a user password; the TR069 parameter set includes: TR069 switch, server address, user account number and user password.
S103: and activating N PDP contexts according to the N APN parameter sets, and acquiring PDP addresses corresponding to the PDP contexts.
Wherein the APN parameter set is Access Point Name parameter set; the PDP context is Packet Data Protocol context.
Further, after the CPE activates multiple PDP contexts through multiple sets of APN parameters, the CPE obtains a PDP address (IP address) corresponding to the PDP context, a primary DNS server IP address, and a secondary DNS server IP address.
S104: and adding a default route in the data transmission channel according to the PDP address to complete the service separation of the CPE.
Wherein, the IPv4 address of each network bridge is the gateway address.
In this embodiment, further comprising:
and correspondingly establishing N bridges according to the gateway addresses and the subnet masks in the N DHCP parameter sets.
In this embodiment, further comprising:
adding a direct route of a strategy routing table according to a network bridge name, the gateway address, the network segment IP where the gateway is and a subnet prefix; wherein the network bridge name is the name corresponding to the network bridge.
In this embodiment, further comprising:
binding wifi with the network bridge, specifically:
deleting all the first files under the wifi configuration directory; the first file is a file storing the name of the binding network bridge required by history;
recalculating and generating a second file according to the bridge mask; wherein, the second file is a file storing new name of the network bridge to be bound;
and storing the second file into the wifi configuration catalog, adding the network card corresponding to the wifi into a corresponding network bridge according to the second file, and completing the binding of the wifi and the network bridge.
In this embodiment, further comprising:
starting wifi according to the wifi parameter set;
starting TR069 service according to the TR069 parameter set;
and starting the VOIP voice service according to the VOIP parameter set.
In a specific embodiment, the method further comprises: and generating configuration files of the open source software according to the N DHCP parameter sets, running the open source software and establishing a DHCP server.
A preferred embodiment of the present application provides a specific flow of traffic separation for CPE, including S2101-S2115:
s2101: and correspondingly establishing N bridges according to the gateway addresses and the subnet masks in the N DHCP parameter sets. Wherein N is a positive integer.
S2102: and calculating the network segment IP where the N gateways are located according to the gateway addresses and the subnet masks in the N DHCP parameter sets, and calculating N subnet prefixes by utilizing the subnet masks corresponding to the DHCP.
S2103: and correspondingly adding a strategy corresponding to a strategy routing table multi_apnx table according to the network segment IP and the subnet prefix of the N gateways obtained in the S2102.
One policy routing table multi_apnx corresponds to two policies, one policy is that all data packets destined for the network segment corresponding to DHCPx obey the rules of the multi_apnx table, and the other policy is that all data packets from the network segment corresponding to DHCPx obey the rules of the multi_apnx table.
S2104: two policies adhering to the policy routing table multi apn4 are added according to the server address in the TR069 parameter set.
S2105: two policies adhering to policy routing table multi apn5 are added according to the server address in the VOIP parameter set.
Wherein S2103-S2105 are used to generate different data transmission channels.
S2106: and correspondingly adding the direct connection route of the strategy route table multi_apnx table according to the network bridge name, the gateway addresses in the N DHCP parameter sets and the network segment IP and subnet prefix of the N gateways obtained in the S2102.
S2107: deleting all files (namely first files) of the network bridge names required to be bound under the wifi configuration directory, and regenerating the files (namely second files) of the network bridge names required to be bound according to the network bridge mask calculation processing of the DHCP parameter set and storing the files under the wifi configuration directory to realize the binding between wifi and the network bridge.
S2108: and generating a configuration file of the open source software dnsmasq according to the N DHCP parameter sets.
S2109: and running dnsmasq and designating the configuration file of the dnsmasq as the configuration file generated in S2108, and establishing a DHCP server taking the IPv4 address of each bridge as a gateway address.
S2110: the CPE correspondingly activates a plurality of PDP contexts through a plurality of sets of APN parameters, and acquires PDP addresses (the PDP addresses are IP addresses) corresponding to the PDP contexts, a primary DNS server IP address and a secondary DNS server IP address.
Further, APN0 to APN3 are associated with DHCP0 to DHCP3, APN4 is used for management services such as TR069, APN5 is used for VOIP voice services, and APN6 is used for volte voice services.
S2111: and adding a default route into the policy routing table multi_apnx (namely in a data transmission path) according to the network card seth_ltex corresponding to the APnx and the PDP address wanx_ip corresponding to the network card seth_ltex (namely the PDP address corresponding to each PDP context described in S2110).
After the step is completed, the DHCPx and APNx are correspondingly associated, the APN4 is bound after the TR069 management service is started, the APN5 is bound after the VOIP voice service is started, the volte voice service is started, and the ordinary service, the voice service and the TR069 management service are separated.
In the embodiment of the application, the APN0 is used as the main APN, and the main APN is special, so that a multi-APN 0 table is not provided, and the corresponding policy routing table is actually a policy routing table main table.
S2112: and starting wifi according to the wifi parameter set.
S2113: and adding the network card corresponding to the wifi into the corresponding network bridge according to the second file generated in the step S2107.
The completion of the step marks that the service separation among different bridges is realized in the common service;
s2114: and starting the TR069 service according to the TR069 parameter set.
S2115: and starting the VOIP voice service according to the VOIP parameter set.
After S2114 and S2115 are completed, it is marked that the normal service, the VOIP voice service, and the TR069 management service are all opened and separated from each other.
For further explanation of the CPE device, please refer to fig. 2, fig. 2 is a schematic structural diagram of a CPE device according to an embodiment of the present application, which includes: a calculation module 201, a generation module 202, an acquisition module 203 and an addition module 204.
The calculating module 201 is configured to calculate, according to the gateway addresses and subnet masks in the N DHCP parameter sets, network segment IPs and subnet prefixes where the N gateways are located; wherein N is a positive integer;
the generating module 202 is configured to generate a corresponding data transmission channel according to the network segment IP where the gateway is located and the subnet prefix;
the acquiring module 203 activates N PDP contexts according to the N APN parameter sets, and acquires PDP addresses corresponding to the PDP contexts;
the adding module 204 is configured to add a default route to the data transmission channel according to the PDP address, so as to complete service separation of the CPE.
In this embodiment, further comprising:
and correspondingly establishing N bridges according to the gateway addresses and the subnet masks in the N DHCP parameter sets.
In this embodiment, further comprising:
adding a direct route of a strategy routing table according to a network bridge name, the gateway address, the network segment IP where the gateway is and a subnet prefix; wherein the network bridge name is the name corresponding to the network bridge.
In this embodiment, further comprising:
binding wifi with the network bridge, specifically:
deleting all the first files under the wifi configuration directory; the first file is a file storing the name of the binding network bridge required by history;
recalculating and generating a second file according to the bridge mask; wherein, the second file is a file storing new name of the network bridge to be bound;
and storing the second file into the wifi configuration catalog, adding the network card corresponding to the wifi into a corresponding network bridge according to the second file, and completing the binding of the wifi and the network bridge.
In a specific embodiment, the generating a corresponding data transmission channel according to the network segment IP where the gateway is located and the subnet prefix specifically includes:
according to the network segment IP where the gateway is and the subnet prefix, adding a strategy corresponding to a strategy routing table multi_apnx to generate an APNx channel so that WIFI internet service performs data transmission through the APNx channel;
adding a policy adhering to a policy routing table multi-APN 4 according to a server address in a TR069 parameter set, and generating an APN4 channel so that TR069 management service performs data transmission through the APN4 channel;
and adding a policy conforming to a policy routing table multi-APN 5 according to the server address in the VOIP parameter set, and generating an APN5 channel so that the VOIP voice service carries out data transmission through the APN5 channel.
In a specific embodiment, the method further comprises:
starting wifi according to the wifi parameter set;
starting TR069 service according to the TR069 parameter set;
and starting the VOIP voice service according to the VOIP parameter set.
In a specific embodiment, the method further comprises: and generating configuration files of the open source software according to the N DHCP parameter sets, running the open source software and establishing a DHCP server.
According to the embodiment of the application, a calculation module calculates the network segment IP and the subnet prefix where N gateways are located according to the gateway addresses and the subnet masks in N DHCP parameter sets; wherein N is a positive integer; generating a corresponding data transmission channel according to the network segment IP where the gateway is and the subnet prefix by a generating module; activating N PDP contexts according to the N APN parameter sets through an acquisition module 203, and acquiring PDP addresses corresponding to the PDP contexts; and adding a default route in the data transmission channel according to the PDP address by the adding module 204 to complete the service separation of the CPE.
The embodiment of the application generates a corresponding data transmission channel according to the network segment IP and the subnet prefix where the gateway is located, activates N PDP contexts according to N APN parameter sets, acquires PDP addresses corresponding to the PDP contexts, and adds a default route in the data transmission channel according to the PDP addresses to complete the service separation of CPE. The embodiment of the application can enable different services to be transmitted through different data transmission channels, thereby avoiding the problem of data transmission road blockage caused by the fact that all services of a single CPE share the same data transmission channel in the prior art, and effectively reducing the delay of data transmission. Meanwhile, the embodiment of the application can increase the predictability of network performance and reduce the data packet loss rate.
While the foregoing is directed to the preferred embodiments of the present application, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the application, such changes and modifications are also intended to be within the scope of the application.
Claims (10)
1. A method for traffic separation for a CPE, comprising:
calculating network segment IP and subnet prefix of N gateways according to gateway addresses and subnet masks in N DHCP parameter sets; wherein N is a positive integer; wherein the DHCP parameter set includes: server switch, gateway address, subnet mask, start address of address pool, end address of address pool, DNS server address, lease time and bridge mask;
generating a corresponding data transmission channel according to the network segment IP where the gateway is and the subnet prefix;
activating N PDP contexts according to N APN parameter sets, and acquiring PDP addresses corresponding to the PDP contexts;
and adding a default route in the data transmission channel according to the PDP address to complete the service separation of the CPE.
2. The traffic separation method of a CPE of claim 1, further comprising:
and correspondingly establishing N bridges according to the gateway addresses and the subnet masks in the N DHCP parameter sets.
3. The traffic separation method of a CPE of claim 2 further comprising:
adding a direct route of a strategy routing table according to a network bridge name, the gateway address, the network segment IP where the gateway is and a subnet prefix; wherein the network bridge name is the name corresponding to the network bridge.
4. A method of traffic separation for a CPE as recited in claim 3, further comprising:
binding wifi with the network bridge, specifically:
deleting all the first files under the wifi configuration directory; the first file is a file storing the name of the binding network bridge required by history;
recalculating and generating a second file according to the bridge mask; wherein, the second file is a file storing new name of the network bridge to be bound;
and storing the second file into the wifi configuration catalog, adding the network card corresponding to the wifi into a corresponding network bridge according to the second file, and completing the binding of the wifi and the network bridge.
5. The method for traffic separation of CPE according to claim 4, wherein the generating a corresponding data transmission channel according to the network segment IP where the gateway is located and the subnet prefix specifically includes:
according to the network segment IP where the gateway is and the subnet prefix, adding a strategy corresponding to a strategy routing table multi_apnx to generate an APNx channel so that WIFI internet service performs data transmission through the APNx channel;
adding a policy adhering to a policy routing table multi-APN 4 according to a server address in a TR069 parameter set, and generating an APN4 channel so that TR069 management service performs data transmission through the APN4 channel;
and adding a policy conforming to a policy routing table multi-APN 5 according to the server address in the VOIP parameter set, and generating an APN5 channel so that the VOIP voice service carries out data transmission through the APN5 channel.
6. The CPE of claim 5, further comprising:
starting wifi according to the wifi parameter set;
starting TR069 service according to the TR069 parameter set;
and starting the VOIP voice service according to the VOIP parameter set.
7. The traffic separation method of a CPE of claim 6 further comprising: and generating configuration files of the open source software according to the N DHCP parameter sets, running the open source software and establishing a DHCP server.
8. A traffic separation device for a CPE, comprising: the device comprises a calculation module, a generation module, an acquisition module and an addition module;
the calculation module is used for calculating network segment IP and subnet prefix of N gateways according to gateway addresses and subnet masks in N DHCP parameter sets; wherein N is a positive integer; wherein the DHCP parameter set includes: server switch, gateway address, subnet mask, start address of address pool, end address of address pool, DNS server address, lease time and bridge mask;
the generation module is used for generating a corresponding data transmission channel according to the network segment IP where the gateway is and the subnet prefix;
the acquisition module is used for activating N PDP contexts according to N APN parameter sets and acquiring PDP addresses corresponding to the PDP contexts;
and the adding module is used for adding a default route into the data transmission channel according to the PDP address to complete the service separation of the CPE.
9. The CPE traffic separation apparatus of claim 8, further comprising:
and correspondingly establishing N bridges according to the gateway addresses and the subnet masks in the N DHCP parameter sets.
10. The CPE traffic separation apparatus of claim 9, further comprising:
adding a direct route of a strategy routing table according to a network bridge name, the gateway address, the network segment IP where the gateway is and a subnet prefix; wherein the network bridge name is the name corresponding to the network bridge.
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| CN115802361B (en) * | 2022-11-28 | 2023-08-11 | 广州通则康威智能科技有限公司 | Network management and control method, device, equipment and storage medium |
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