CN102932406B - Realize the method, apparatus and system surfed the Internet by WAP modes when flow unloading - Google Patents

Abstract

The invention discloses a method, a device and a system for surfing the Internet through WAP when realizing traffic unloading. The method includes: adding a built-in proxy server to a wireless access network communication device, and the wireless access network communication device receives the to-be-sent message sent by a user terminal. Data packet; if it is a data packet sent to the WAP proxy server, modify the destination IP address of the data packet to be sent to the preset address of the built-in proxy server, modify the port to the port of the built-in proxy server, and send it to the built-in proxy server; the built-in proxy Data transmission between the server and the Internet. When the radio access network communication device receives the data packet to be returned, it modifies the source IP address of the data packet to be returned to the destination IP address of the data packet to be sent, modifies the source port to the destination port of the data packet to be sent, and sends it to the user terminal . By adopting the method of the present invention, it is realized that the user terminal can access the network through the originally configured WAP mode when the traffic is unloaded, thereby enhancing the user experience.

Description

Method, device and system for realizing Internet access through WAP mode during traffic unloading

technical field

The invention relates to the technical field of wireless communication, in particular to a method, a device and a system for surfing the Internet through WAP when realizing traffic unloading.

Background technique

In the wireless communication access network, when the user terminal is configured as a wireless application protocol (Wireless Application Protocol, WAP) for data services, the data packet is sent to the WAP proxy server, and the WAP proxy server realizes access to the network, and then sends the data packet to the WAP proxy server. The returned data is sent to the user terminal.

In the process of realizing the present invention, the inventor finds that there are following shortcomings in the prior art:

In the prior art, when the traffic is unloaded, the user terminal will directly access the Internet, and the data packets will not pass through the WAP proxy server of the core network. At this time, the WAP mode originally configured on the user terminal can no longer be used, resulting in the user terminal being unable to access the network normally during traffic offloading.

Contents of the invention

Embodiments of the present invention provide a method, device and system for accessing the Internet through WAP when unloading traffic, so that when unloading traffic, the user terminal can smoothly access the network through the originally configured WAP mode without any modification and enhanced user experience.

In order to achieve the above-mentioned purpose, the embodiment of the present invention provides a method for surfing the Internet through WAP when realizing traffic unloading, the method includes: adding a built-in proxy server in the wireless access network communication device, and providing a proxy server for the built-in proxy server Configure a preset IP address and port, and when the traffic is unloaded, the wireless access network communication device disconnects the data connection with the core network;

The wireless access network communication device receives the data packet to be sent sent by the user terminal;

Judging whether the data packet to be sent is a data packet sent to a wireless application protocol WAP proxy server,

If yes, modify the destination IP address of the data packet to be sent to the preset IP address of the built-in proxy server, modify the destination port of the data packet to be sent to the port of the built-in proxy server, and obtain a new send packets;

Send the new data packet to be sent to the built-in proxy server;

The built-in proxy server performs data transmission with the Internet.

Said judging whether said packet to be sent is a packet sent to a WAP proxy server, specifically: judging whether the destination IP address of said packet to be sent is the IP address of a WAP proxy server specified by a specific telecom operator, if If yes, it is determined that the data packet to be sent is a data packet sent to the WAP proxy server.

The method also includes: the wireless access network communication device receiving the data packet to be returned returned by the Internet; judging whether the data packet to be returned is a data packet returned to the built-in proxy server, and if so, sending the data packet to be returned Modify the source IP address of the data packet to the destination IP address of the data packet to be sent, modify the source port of the data packet to be returned to the port of the data packet to be sent, and modify the destination IP address of the data packet to be returned modifying the address to the source IP address of the data packet to be sent to obtain a new data packet to be returned; and returning the new data packet to be returned to the user terminal.

The present invention also provides a device for surfing the Internet through WAP when realizing traffic unloading, the device includes: a receiving module, a judging module, a packet recombination module, a sending module, a built-in proxy server,

The receiving module is configured to receive a data packet to be sent sent by a user terminal;

The judging module is used to judge whether the data packet to be sent is a data packet sent to a wireless application protocol WAP proxy server;

The packet data packet reassembly module is used to modify the destination IP address of the data packet to be sent to the preset IP address of the built-in proxy server, and modify the destination port of the data packet to be sent to the built-in proxy The port of the server to get the new data packet to be sent;

The sending module is configured to send the new data packet to be sent to the built-in proxy server;

The built-in proxy server is used for data transmission with the Internet.

The receiving module is also used to receive the data packet to be returned returned by the Internet; the judging module is also used to judge whether the data packet to be returned is a data packet returned to the built-in proxy server; the packet data packet The reassembly module is also used to modify the source IP address of the data packet to be returned to the destination IP address of the data packet to be sent, and modify the source port of the data packet to be returned to the port of the data packet to be sent , modifying the destination IP address of the data packet to be returned to the source IP address of the data packet to be sent to obtain a new data packet to be returned; the sending module is also used to return the new data packet to be returned to the user terminal.

The present invention also provides a system for surfing the Internet through WAP when realizing traffic unloading, the system includes: a user terminal, which is used to send data packets to be sent, and is also used to receive data packets to be returned;

Wireless access network communication equipment, including: a receiving module, a judging module, a packet reassembly module, a sending module, a built-in proxy server, and the receiving module is used to receive a data packet to be sent sent by a user terminal; the judging module , used to determine whether the data packet to be sent is a data packet sent to a wireless application protocol WAP proxy server; the packet data packet reassembly module is used to modify the destination IP address of the data packet to be sent to the The preset IP address of the proxy server, modify the destination port of the data packet to be sent to the port of the built-in proxy server to obtain a new data packet to be sent; the sending module is used to send the new data packet to be sent Send to the built-in proxy server; the built-in proxy server is used for data transmission with the Internet.

The receiving module is also used to receive the data packet to be returned returned by the Internet; the judging module is also used to judge whether the data packet to be returned is a data packet returned to the built-in proxy server; the packet data packet The reassembly module is also used to modify the source IP address of the data packet to be returned to the destination IP address of the data packet to be sent, and modify the source port of the data packet to be returned to the destination of the data packet to be sent Port, modifying the destination IP address of the data packet to be returned to the source IP address of the data packet to be sent to obtain a new data packet to be returned; the sending module is also used to return the new data packet to be returned to the user terminal.

The technical solution of the embodiment of the present invention has the following advantages: by adding a built-in proxy server in the wireless access network communication device, the user terminal can access the network smoothly through the originally configured WAP mode without any modification when the traffic is unloaded. , enhancing the user experience.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following will briefly introduce the drawings that need to be used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For Those of ordinary skill in the art can also obtain other drawings based on these drawings without making creative efforts.

Fig. 1: the upstream flow chart of the method for surfing the Internet through the WAP mode when the present invention realizes traffic unloading;

Fig. 2: the down flow flow chart of the method for surfing the Internet through the WAP mode when the present invention realizes flow unloading;

Figure 3: is a schematic structural diagram of a wireless access network communication device in the present invention;

Fig. 4: It is a structural diagram of a system for surfing the Internet through WAP mode when realizing traffic unloading in the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on this The embodiments in the invention, and all other embodiments obtained by persons of ordinary skill in the art without creative effort, all belong to the scope of protection of the present invention.

Example

On the one hand, the embodiments of the present invention provide a method for surfing the Internet through WAP when realizing traffic unloading. As shown in Figure 1, it is an upstream flow chart of the method for surfing the Internet through WAP mode when the present invention realizes traffic unloading, and the method includes:

Step 101, adding a built-in proxy server in the radio access network communication device.

Step 102, configure a preset IP address and port for the built-in proxy server.

Step 103, the wireless access network communication device receives the data packet to be sent sent by the user terminal.

Step 104, judging whether the data packet to be sent is a data packet sent to the China Mobile Wireless Application Protocol CMWAP proxy server.

Judging whether the destination IP address of the data packet to be sent is the IP address of the WAP proxy server specified by the specific telecom operator, if so, then judging that the data packet to be sent is a packet sent to the WAP proxy server.

Step 105, if judged as yes in step 104, then the destination IP address of data packet to be sent is revised to the preset IP address of built-in proxy server, the port of data packet to be sent is revised to the port of built-in proxy server, obtains new wait Send packets.

Step 106, sending the new data packet to be sent to the built-in proxy server.

Step 107, the built-in proxy server performs data transmission with the Internet.

Step 108, if the judgment in step 104 is negative, send the data packet to be sent to the destination IP address of the data packet.

As shown in Figure 2, it is a flow chart of the method for surfing the Internet through the WAP mode when the present invention realizes traffic unloading,

In step 201, the wireless access network communication device receives a data packet to be returned returned by the Internet.

Step 202, judging whether the data packet to be returned is a data packet sent to the built-in proxy server.

Step 203, if it is judged as yes in step 202, the source IP address of the data packet to be returned is modified to the destination IP address of the data packet to be sent, and the source port of the data packet to be returned is modified to the destination port of the data packet to be sent, Modify the destination IP address of the data packet to be returned to the source IP address of the data packet to be sent to obtain a new data packet to be returned.

Step 204, return the new data packet to be returned to the user terminal.

In step 205, if the judgment in step 202 is negative, then directly return the data packet to be returned to the destination IP address of the data packet.

This example takes the TD_SCDMA home base station as an example to illustrate the specific process of using the built-in proxy server to realize the WAP mode of accessing the Internet when the traffic of the home base station is offloaded:

Configure the femtocell to enable the traffic offloading function, and build a proxy server in the femtocell (for example, the IP address is 192.168.1.2, and the port is 3128). When the user terminal accesses the Internet, when the home base station receives the IP data packet sent by the terminal, it judges whether the destination IP of the IP data packet is the IP of the WAP proxy server (10.0.0.172), and if it is the IP of the WAP proxy server, modify the IP address and port to Built-in proxy server IP (192.168.1.2) and port (3128), and then send the data packet to the built-in proxy server; if the judgment is no, send the data to the destination IP address of the data packet.

The built-in proxy server of the home base station completes the access to the Internet for IP data packets, and returns the data packets of the Internet to the home base station;

When the home base station receives the IP data packet returned from the Internet, determine whether the source IP address and port are the IP (192.168.1.2) and port (3128) preset by the built-in proxy server, and if so, modify the source IP of the IP packet The address and port are the IP (10.0.0.172) and port (80) of the original WAP proxy server, modify the destination IP address of the IP packet to the IP address of the user terminal, and send the IP data packet to the user terminal, if not , then send the returned IP data packet to the destination IP address of the data packet.

The technical solution of the embodiment of the present invention has the following advantages: by adding a built-in proxy server in the wireless access network communication device, the user terminal can access the network smoothly through the originally configured WAP mode without any modification when the traffic is unloaded. , enhancing the user experience.

In addition, the present invention also provides a device for surfing the Internet through WAP when realizing traffic unloading, as shown in Figure 3, the device includes:

The receiving module 301 is configured to receive a data packet to be sent from the user terminal, and is also configured to receive a data packet to be returned returned by the Internet.

The judging module 302 is used to judge whether the data packet to be sent is a data packet sent to the wireless application protocol WAP proxy server, and is also used to judge whether the data packet to be returned is a data packet returned to the built-in proxy server.

Packet recombination module 303 is used to modify the destination IP address of the data packet to be sent to the preset IP address of the built-in proxy server, modify the port of the data packet to be sent to the port of the built-in proxy server, and obtain a new data packet to be sent is also used to modify the source IP address of the to-be-returned data packet to the destination IP address of the to-be-sent data packet, modify the port of the to-be-returned data packet to the port of the to-be-sent data packet, and The destination IP address of the returned data packet is changed to the source IP address of the data packet to be sent, and a new data packet to be returned is obtained.

The sending module 304 is configured to send a new data packet to be sent to the built-in proxy server, and is also configured to return a new data packet to be returned to the user terminal.

A built-in proxy server 305 is used for data transmission with the Internet.

The technical solution of the embodiment of the present invention has the following advantages: by adding a built-in proxy server in the wireless access network communication device, the user terminal can access the network smoothly through the originally configured WAP mode without any modification when the traffic is unloaded. , enhancing the user experience.

In addition, the present invention also provides a system for surfing the Internet through WAP when realizing traffic unloading, as shown in Figure 4, the system includes:

The user terminal 401 is configured to send data packets to be sent, and is also configured to receive data packets to be returned.

The radio access network communication device 402 includes:

The receiving module 4021 is configured to receive data packets to be sent from the user terminal, and is also configured to receive data packets to be returned from the Internet.

The judging module 4022 is used to judge whether the data packet to be sent is a data packet sent to the wireless application protocol WAP proxy server, and is also used to judge whether the data packet to be returned is a data packet returned to the built-in proxy server.

Packet recombination module 4023 is used to modify the destination IP address of the data packet to be sent to the preset IP address of the built-in proxy server, modify the port of the data packet to be sent to the port of the built-in proxy server, and obtain a new data packet to be sent , is also used to modify the source address of the data packet to be returned to the destination IP address of the data packet to be sent, modify the source port of the data packet to be returned to the destination port of the data packet to be sent, and change the destination IP address of the data packet to be returned Change it to the source IP address of the data packet to be sent to get a new data packet to be returned.

The sending module 4024 is configured to send the new data packet to be sent to the built-in proxy server, and is also used to return the new data packet to be returned to the user terminal.

Built-in proxy server 4025 for data transmission with the Internet.

The technical solution of the embodiment of the present invention has the following advantages: by adding a built-in proxy server in the wireless access network communication device, the user terminal can access the network smoothly through the originally configured WAP mode without any modification when the traffic is unloaded. , enhancing the user experience.

Through the above description of the embodiments, those skilled in the art can clearly understand that the present invention can be realized by hardware, or by software plus a necessary general hardware platform. Based on this understanding, the technical solution of the present invention can be embodied in the form of software products, which can be stored in a non-volatile storage medium (which can be CD-ROM, U disk, mobile hard disk, etc.), including several The instructions are used to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute the methods described in various embodiments of the present invention.

Those skilled in the art can understand that the drawing is only a schematic diagram of a preferred embodiment, and the units or processes in the drawing are not necessarily necessary for implementing the present invention.

Those skilled in the art can understand that the units in the system in the embodiment can be distributed in the device of the embodiment according to the description of the embodiment, or can be located in one or more devices different from the embodiment according to the corresponding changes. The units in the above embodiments can be combined into one unit, and can also be further divided into multiple subunits.

The serial numbers of the above embodiments of the present invention are for description only, and do not represent the advantages and disadvantages of the embodiments.

The above embodiments are only used to illustrate the technical solutions of the present invention rather than limit them, and the present invention is described in detail with reference to preferred embodiments. Those skilled in the art should understand that the technical solutions of the present invention can be modified or equivalently replaced without departing from the spirit and scope of the technical solutions of the present invention, and all should be covered by the claims of the present invention.

Claims (7)

1. A method for surfing the Internet by WAP mode when realizing traffic unloading, it is characterized in that the method comprises: increasing a built-in proxy server in the wireless access network communication equipment, configuring preset IP address and port for the built-in proxy server , when the traffic is unloaded, the wireless access network communication device disconnects the data connection with the core network; The wireless access network communication device receives the data packet to be sent sent by the user terminal; Judging whether the data packet to be sent is a data packet sent to a wireless application protocol WAP proxy server, If yes, modify the destination IP address of the data packet to be sent to the preset IP address of the built-in proxy server, modify the destination port of the data packet to be sent to the port of the built-in proxy server, and obtain a new send packets; Send the new data packet to be sent to the built-in proxy server; The built-in proxy server performs data transmission with the Internet. 2. method as claimed in claim 1, is characterized in that, described whether described judging described data packet to be sent is the data packet sent to WAP proxy server, specifically: Judging whether the destination IP address of the data packet to be sent is the IP address of the WAP proxy server specified by a specific telecom operator, if yes, then determining that the data packet to be sent is a data packet sent to the WAP proxy server. 3. method as claimed in claim 1, is characterized in that, this method also comprises: The wireless access network communication device receives the data packet to be returned returned by the Internet; judging whether the data packet to be returned is a data packet returned to the built-in proxy server, If so, modify the source IP address of the data packet to be returned to the destination IP address of the data packet to be sent, modify the source port of the data packet to be returned to the destination port of the data packet to be sent, and The destination IP address of the data packet to be returned is modified to the source IP address of the data packet to be sent to obtain a new data packet to be returned; returning the new data packet to be returned to the user terminal. 4. A device for surfing the Internet by WAP mode when realizing traffic unloading, characterized in that the device includes: a receiving module, a judging module, a packet reassembly module, a sending module, a built-in proxy server, The receiving module is configured to receive a data packet to be sent sent by a user terminal; The judging module is used to judge whether the data packet to be sent is a data packet sent to a wireless application protocol WAP proxy server; The packet data packet reassembly module is used to modify the destination IP address of the data packet to be sent to the preset IP address of the built-in proxy server, and modify the destination port of the data packet to be sent to the built-in proxy The port of the server to get the new data packet to be sent; The sending module is configured to send the new data packet to be sent to the built-in proxy server; The built-in proxy server is used for data transmission with the Internet. 5. The device of claim 4, wherein: The receiving module is also used to receive the data packet to be returned returned by the Internet; The judging module is also used to judge whether the data packet to be returned is a data packet returned to the built-in proxy server; The packet data packet reassembly module is also used to modify the source IP address of the data packet to be returned to the destination IP address of the data packet to be sent, and modify the source port of the data packet to be returned to the Send the port of the data packet, modify the destination IP address of the data packet to be returned to the source IP address of the data packet to be sent, and obtain a new data packet to be returned; The sending module is further configured to return the new data packet to be returned to the user terminal. 6. A system for surfing the Internet through WAP when realizing traffic unloading, characterized in that the system includes: a user terminal, which is used to send data packets to be sent, and is also used to receive data packets to be returned; Wireless access network communication equipment, including: a receiving module, a judging module, a packet reassembly module, a sending module, a built-in proxy server, and the receiving module is used to receive a data packet to be sent sent by a user terminal; the judging module , used to determine whether the data packet to be sent is a data packet sent to a wireless application protocol WAP proxy server; the packet data packet reassembly module is used to modify the destination IP address of the data packet to be sent to the The preset IP address of the proxy server, modify the destination port of the data packet to be sent to the port of the built-in proxy server to obtain a new data packet to be sent; the sending module is used to send the new data packet to be sent Send to the built-in proxy server; the built-in proxy server is used for data transmission with the Internet. 7. The system of claim 6, wherein: The receiving module is also used to receive the data packet to be returned returned by the Internet; the judging module is also used to judge whether the data packet to be returned is a data packet returned to the built-in proxy server; the packet data packet The reassembly module is also used to modify the source IP address of the data packet to be returned to the destination IP address of the data packet to be sent, and modify the source port of the data packet to be returned to the destination of the data packet to be sent Port, modifying the destination IP address of the data packet to be returned to the source IP address of the data packet to be sent to obtain a new data packet to be returned; the sending module is also used to return the new data packet to be returned to the user terminal.