CN115314469A - CPE service separation method and device - Google Patents
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Abstract
The invention discloses a service separation method and a device of CPE, wherein the method comprises the following steps: calculating IP and subnet prefixes of network segments 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; generating a corresponding data transmission channel according to the IP of the network segment where the gateway is located and the prefix of the subnet; 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 invention, different services can be transmitted through different data transmission channels, and the time delay of data transmission is reduced.
Description
Technical Field
The invention relates to the technical field of CPE networking, in particular to a method and a device for service separation of CPE.
Background
In the existing CPE system, terminal equipment connected with the CPE through a network cable, a USB or a WIFI all use the same APN, special applications such as VOIP, TR069 and the like also share the same APN with the terminal equipment, share the same PDP bearer, and all services of all users of a single CPE share the same QoS network environment, so that channel blockage is easily caused, and user experience is influenced; 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 the related business.
Therefore, all services of a single CPE share the same data transmission channel, the channel is blocked, and the data transmission delay is high.
Disclosure of Invention
Embodiments of the present invention provide a method and an apparatus for service separation of a CPE, which enable different services of the CPE to travel different data transmission channels, avoid the problem of channel blockage, and reduce the latency of data transmission.
A first aspect of an embodiment of the present application provides a service separation method for a CPE, including:
calculating IP and subnet prefixes of network segments 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;
generating a corresponding data transmission channel according to the IP of the network segment where the gateway is located and the prefix of the subnet;
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, a direct route of the policy routing table is added according to a network bridge name, a gateway address, a network segment IP where the gateway is located, and a subnet prefix; the name of the bridge is the name corresponding to the bridge.
In a possible implementation manner of the first aspect, the method further includes:
binding wifi and the network bridge, specifically:
deleting all first files in the wifi configuration directory; the first file is a file which stores historical bridge names required to be bound;
recalculating according to the network bridge mask and generating a second file; the second file is a file storing a new name of the bridge to be bound;
and storing the second file into a wifi configuration directory to complete the binding of wifi and the network bridge.
In a possible implementation manner of the first aspect, the generating a corresponding data transmission channel according to the IP of the network segment where the gateway is located and the prefix of the subnet specifically includes:
adding a strategy corresponding to a strategy routing table multi _ APNx according to a network segment IP where a gateway is located and a subnet prefix, and generating an APNx channel so that the WIFI internet access service carries out data transmission through the APNx channel;
adding a strategy complying with a strategy routing table multi _ APN according to a server address in a TR069 parameter group, and generating an APN4 channel so that a TR069 management service carries out data transmission through the APN4 channel;
adding a strategy complying with a strategy routing table multi _ APN according to the server address in the VOIP parameter group, 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 a TR069 service according to a TR069 parameter group;
and starting the VOIP voice service according to the VOIP parameter group.
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, operating the open source software and establishing a DHCP server.
A second aspect of the embodiments of the present application provides a service separation apparatus 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 IP and subnet prefixes of the network segments 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 generating module is used for generating a corresponding data transmission channel according to the IP of the network segment where the gateway is located and the prefix of the subnet;
the acquisition module is used for activating N PDP contexts according to the N APN parameter groups and acquiring PDP addresses corresponding to the PDP contexts;
and the adding module is used for 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 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 route of a strategy routing table according to the name of the network bridge, the address of the gateway, the IP of the network segment where the gateway is located and the prefix of the subnet; the name of the bridge is the name corresponding to the bridge.
Compared with the prior art, the method and the device for separating the services of the CPE provided by the embodiments of the present invention include: calculating IP and subnet prefixes of network segments 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; generating a corresponding data transmission channel according to the IP of the network segment where the gateway is located and the prefix of the subnet; 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 invention generates a corresponding data transmission channel according to the IP of the network segment where the gateway is positioned and the prefix of the subnet, activates N PDP contexts according to N APN parameter groups, acquires the PDP addresses corresponding to the PDP contexts, and then adds a default route in the data transmission channel according to the PDP addresses to complete the service separation of the CPE. The embodiment of the invention can enable different services to be transmitted through different data transmission channels, avoids 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 reduces the time delay of data transmission. Meanwhile, the embodiment of the invention can increase the predictability of the network performance and reduce the data packet loss rate.
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Fig. 1 is a schematic flow chart of a method for service separation of CPE according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a service separation apparatus of a CPE according to an embodiment of the present invention.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1, a flow chart of a method for service separation of a CPE according to an embodiment of the present invention is shown, where the method includes S101-S104:
s101: and calculating the IP and subnet prefix of the network segment where the N gateways are positioned according to the gateway address and the subnet mask in the N DHCP parameter sets.
Wherein N is a positive integer. The DHCP parameter set is a Dynamic Host Configuration Protocol parameter set, and includes: a server switch, a gateway address, a subnet mask, a start address of the address pool, an end address of the address pool, a DNS server address, a lease time, and a bridge mask. The DNS server address is the Domain Name System server address, which is translated to the 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 IP of the network segment where the gateway is located and the prefix of the subnet.
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:
adding a strategy corresponding to a strategy routing table multi _ APNx according to the network segment IP where the gateway is located and the subnet prefix, and generating an APNx channel so that the WIFI internet access service carries out data transmission through the APNx channel; the WIFI internet access service is a common service;
adding a strategy complying with a strategy routing table multi _ APN according to a server address in a TR069 parameter group, and generating an APN4 channel so that a TR069 management service carries out data transmission through the APN4 channel;
adding a strategy complying with a strategy routing table multi _ APN according to the server address in the VOIP parameter group, and generating an APN5 channel so that the VOIP voice service carries out data transmission through the APN5 channel.
The VOIP parameter set is a Voice over Internet Protocol parameter set, and comprises the following steps: a VOIP switch, a server address, a user account and a user password; the TR069 parameter set includes: a TR069 switch, a server address, a user account and a user password.
S103: and activating N PDP contexts according to the N APN parameter sets, and acquiring PDP addresses corresponding to the PDP contexts.
The APN parameter group is an Access Point Name parameter group; the PDP context is Packet Data Protocol context.
Further, after the CPE correspondingly activates a plurality of PDP contexts through a plurality of sets of APN parameters, a PDP address (IP address) corresponding to the PDP context, a primary DNS server IP address, and a secondary DNS server IP address are acquired.
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 bridge is the gateway address.
In this embodiment, 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 this embodiment, the method further includes:
adding a direct route of a strategy routing table according to the name of the network bridge, the address of the gateway, the IP of the network segment where the gateway is located and the prefix of the subnet; wherein, the bridge name is the name corresponding to the bridge.
In this embodiment, the method further includes:
binding wifi with the network bridge, specifically:
deleting all first files in the configuration directory of the wifi; the first file is a file which stores historical bridge names required to be bound;
recalculating according to the network bridge mask and generating a second file; the second file is a file which stores a new bridge name required to be bound;
and storing the second file into the wifi configuration directory, adding a network card corresponding to the wifi into a corresponding network bridge according to the second file, and finishing the binding of the wifi and the network bridge.
In this embodiment, the method further includes:
starting wifi according to the wifi parameter group;
starting a TR069 service according to a TR069 parameter group;
and starting the VOIP voice service according to the VOIP parameter group.
In a specific embodiment, the method further comprises: and generating a configuration file of open source software according to the N DHCP parameter sets, operating the open source software and establishing a DHCP server.
A preferred embodiment of the present invention provides a specific process of service separation for CPE, which includes 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 IP of the network segment where the N gateways are positioned according to the gateway addresses and the subnet masks in the N DHCP parameter sets, and calculating N subnet prefixes by using the subnet masks corresponding to the DHCP.
S2103: and correspondingly adding the strategy corresponding to the strategy routing table multi _ apnx according to the network segment IP where the N gateways are located and the subnet prefix obtained in the S2102.
One strategy routing table multi _ apnx corresponds to two strategies, wherein one strategy is that all data packets to a network segment corresponding to the DHCPx comply with the rules of the multi _ apnx table, and the other strategy is that all data packets from the network segment corresponding to the DHCPx comply with the rules of the multi _ apnx table.
S2104: two policies adhering to the policy routing table multi _ apn are added according to the server address in the TR069 parameter set.
S2105: two policies are added that adhere to the policy routing table multi _ apn, based on the server address in the VOIP parameter set.
Wherein, S2103-S2105 are used for generating different data transmission channels.
S2106: and correspondingly adding the direct routing of the policy routing table multi _ apnx according to the name of the bridge, the addresses of the gateways in the N DHCP parameter sets, and the IP and the subnet prefix of the network segment where the N gateways are located, which are obtained in the S2102.
S2107: deleting all files (namely first files) recording the required bound bridge name under the wifi configuration directory, calculating and processing according to the bridge mask of the DHCP parameter group to regenerate the files (namely second files) recording the required bound bridge name, and storing the files into the wifi configuration directory to realize binding between wifi and the bridge.
S2108: and generating a configuration file of the open source software dnsemasq according to the N DHCP parameter sets.
S2109: and operating the dnsmasq, 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 groups of APN parameters, and acquires PDP addresses (the PDP addresses are IP addresses), primary DNS server IP addresses and secondary DNS server IP addresses corresponding to the PDP contexts.
Furthermore, APN 0-APN 3 are correspondingly associated with DHCP 0-DHCP 3, 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: according to the network card seth _ ltex corresponding to the APNx and the PDP address wanx _ ip corresponding to the network card seth _ ltex (i.e., the PDP address corresponding to each PDP context described in S2110), a default route is added to the policy routing table multi _ APNx (i.e., in the data transmission path).
When the step is finished, the DHCPx and the APNx are marked to be associated correspondingly, the TR069 management service is marked to be bound with the APN4 after being started, the VOIP voice service is marked to be bound with the APN5 after being started, the volte voice service is marked to be started, and the common service, the voice service and the TR069 management service are marked to be separated.
In the embodiment of the invention, the APN0 is used as the main APN which is special, so that a multi _ APN table is not arranged, and the corresponding policy routing table is a policy routing table main table.
S2112: and starting wifi according to the wifi parameter group.
S2113: and adding the network card corresponding to the wifi into the corresponding network bridge according to the second file generated in the S2107.
Completing the step marks that the service separation among different network bridges is realized in the common service;
s2114: and starting the TR069 service according to the TR069 parameter group.
S2115: and starting the VOIP voice service according to the VOIP parameter group.
After S2114 and S2115 are completed, it is marked that the ordinary service, the VOIP voice service and the TR069 management service are all started and separated from each other.
To further explain the service separation apparatus of the CPE, please refer to fig. 2, where fig. 2 is a schematic structural diagram of a service separation apparatus of a CPE according to an embodiment of the present invention, including: 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 the 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 IP of the network segment where the gateway is located and the subnet prefix;
the obtaining module 203 activates N PDP contexts according to the N APN parameter sets, and obtains a PDP address corresponding to the PDP context;
the adding module 204 is configured to add a default route in the data transmission channel according to the PDP address, thereby completing service separation of the CPE.
In this embodiment, 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 this embodiment, the method further includes:
adding a direct route of a strategy routing table according to the name of the network bridge, the address of the gateway, the IP of the network segment where the gateway is located and the prefix of the subnet; wherein, the bridge name is the name corresponding to the bridge.
In this embodiment, the method further includes:
binding wifi with the network bridge, specifically:
deleting all first files in the configuration directory of the wifi; the first file is a file which stores historical bridge names required to be bound;
recalculating according to the network bridge mask and generating a second file; the second file is a file storing a new name of the bridge to be bound;
and storing the second file into the wifi configuration directory, adding a network card corresponding to wifi into a corresponding network bridge according to the second file, and finishing the binding of wifi and the network bridge.
In a specific embodiment, the generating a corresponding data transmission channel according to the IP of the network segment where the gateway is located and the subnet prefix specifically includes:
adding a strategy corresponding to a strategy routing table multi _ APNx according to the network segment IP where the gateway is located and the subnet prefix, and generating an APNx channel so that the WIFI internet access service carries out data transmission through the APNx channel;
adding a strategy complying with a strategy routing table multi _ APN according to a server address in a TR069 parameter group, and generating an APN4 channel so that a TR069 management service carries out data transmission through the APN4 channel;
adding a strategy complying with a strategy routing table multi _ APN according to the server address in the VOIP parameter group, 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 a TR069 service according to a TR069 parameter group;
and starting the VOIP voice service according to the VOIP parameter group.
In a specific embodiment, the method further comprises: and generating a configuration file of open source software according to the N DHCP parameter sets, operating the open source software and establishing a DHCP server.
In the embodiment of the invention, the IP and the subnet prefix of the network segment where the N gateways are positioned are calculated by a calculation module according to the gateway address and the subnet mask in the N DHCP parameter sets; wherein N is a positive integer; generating a corresponding data transmission channel by a generating module according to the IP of the network segment where the gateway is located and the prefix of the subnet; activating N PDP contexts according to the N APN parameter sets by the 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 finish the service separation of the CPE.
The embodiment of the invention generates a corresponding data transmission channel according to the IP of the network segment where the gateway is positioned and the prefix of the subnet, activates N PDP contexts according to N APN parameter groups, acquires the PDP addresses corresponding to the PDP contexts, and then adds a default route in the data transmission channel according to the PDP addresses to complete the service separation of the CPE. The embodiment of the invention can enable different services to be transmitted through different data transmission channels, avoids 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 reduces the time delay of data transmission. Meanwhile, the embodiment of the invention can increase the predictability of the network performance and reduce the data packet loss rate.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (10)
1. A method for traffic isolation of a CPE, comprising:
calculating IP and subnet prefixes of network segments 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;
generating a corresponding data transmission channel according to the IP of the network segment where the gateway is located and the subnet prefix;
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.
2. The method for traffic separation of a CPE as recited in 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 method for traffic isolation of a CPE according to claim 2, further comprising:
adding a direct route of a strategy routing table according to the name of the network bridge, the address of the gateway, the IP of the network segment where the gateway is located and the prefix of the subnet; wherein, the bridge name is the name corresponding to the bridge.
4. The method for traffic isolation of a CPE according to claim 3, further comprising:
binding wifi with the network bridge, specifically:
deleting all first files in the configuration directory of the wifi; the first file is a file which stores historical bridge names required to be bound;
recalculating according to the network bridge mask and generating a second file; the second file is a file storing a new name of the bridge to be bound;
and storing the second file into the wifi configuration directory, adding a network card corresponding to the wifi into a corresponding network bridge according to the second file, and finishing the binding of the wifi and the network bridge.
5. The method for service separation of CPE according to claim 4, wherein the generating of the corresponding data transmission channel according to the IP of the segment where the gateway is located and the subnet prefix specifically includes:
adding a strategy corresponding to a strategy routing table multi _ APNx according to the network segment IP where the gateway is located and the subnet prefix, and generating an APNx channel so that the WIFI internet access service carries out data transmission through the APNx channel;
adding a strategy complying with a strategy routing table multi _ APN according to a server address in a TR069 parameter group, and generating an APN4 channel so that a TR069 management service carries out data transmission through the APN4 channel;
adding a strategy complying with a strategy routing table multi _ APN according to the server address in the VOIP parameter group, and generating an APN5 channel so that the VOIP voice service carries out data transmission through the APN5 channel.
6. The method for traffic isolation of CPE according to claim 5, further comprising:
starting wifi according to the wifi parameter set;
starting a TR069 service according to a TR069 parameter group;
and starting the VOIP voice service according to the VOIP parameter group.
7. The method for traffic isolation of CPE according to claim 6, further comprising: and generating a configuration file of open source software according to the N DHCP parameter groups, operating the open source software and establishing a DHCP server.
8. A traffic separation apparatus 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 the IP and subnet prefixes of the network segments 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 generating module is used for generating a corresponding data transmission channel according to the IP of the network segment where the gateway is located 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 in the data transmission channel according to the PDP address to complete the service separation of the CPE.
9. The device 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. A CPE traffic isolation apparatus as recited in claim 9, further comprising:
adding a direct route of a strategy routing table according to the name of the network bridge, the address of the gateway, the IP of the network segment where the gateway is located and the prefix of the subnet; wherein, the bridge name is the name corresponding to the bridge.
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| CN111464446A (en) * | 2020-04-08 | 2020-07-28 | 广州虎牙科技有限公司 | Communication method and device for multi-line server access and server |
| CN112566185A (en) * | 2020-12-18 | 2021-03-26 | 京信网络系统股份有限公司 | Base station service data distribution method, device, storage medium and base station |
| CN114143904A (en) * | 2022-01-12 | 2022-03-04 | 重庆邮电大学 | CPE management method based on 5G fusion network shunt |
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| CN115412428B (en) * | 2022-08-04 | 2023-09-12 | 广州通则康威智能科技有限公司 | Hot backup method and device between mobile cellular network and wired network |
| CN115802361A (en) * | 2022-11-28 | 2023-03-14 | 广州通则康威智能科技有限公司 | Network management and control method, device, equipment and storage medium |
| 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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