Network encryption control module with protection structure

Abstract

The utility model discloses a network encryption control module with a protection structure, comprising an encryption control module which is internally provided with a hardware sub-module and a software sub-module. The hardware sub-module is internally provided with a ZYNQ7020 processor, an external interface, a debugging interface, a socket XS1, a socket XS2, a socket XS3, a reset key, a power supply, a power supply state indicating lamp, a conversion chip, a gigabit PHY and a gigabit transformer. According to the network encryption control module with the protection structure, the XC7Z020-3CLG484I processor realizes the functions of four paths of Ethernet and the like; by arranging the main control IP address module, the audio and video IP address module, the telephone IP address module, the unvarnished transmission mode module, the ad hoc network encryption mode and the access network encryption mode, the problem that in a specific environment, the network is encrypted by a large-capacity memory and abundant external interfaces and convenient debugging interfaces is solved. The network encryption control module selectively carries out encryption or unvarnished transmission on voice, data and other information transmitted by the wireless ad hoc network.

Description

TECHNICAL FIELD

[0001] The utility model relates to wireless ad hoc network system technical field, concretely is a network encryption control module with protection structure. BACKGROUND

[0002] Wireless ad hoc network equipment node and node do not need cable connection, greatly save installation time and operation step, reduce installation cost, each equipment has multiple transmission paths available, and the equipment can automatically select the node with better signal to connect to the network, avoids the bottleneck problem of single path, improves the overall performance of the system, and the wireless ad hoc network system does not depend on a single node, each node has multiple transmission paths, even if a node fails, data transmission will automatically select a backup path to continue, ensuring stable operation of the entire network, the wireless ad hoc network system uses lower power to transmit data, and the wireless signal interference between nodes is small, the channel quality and utilization efficiency are high, suitable for data transmission in high-density environment, the wireless ad hoc network can be flexibly deployed according to user demand, without the need for additional setting of computer room or construction of transmission network and other basic infrastructure, suitable for large-area coverage and portable point distribution, the wireless ad hoc network can realize special network for special use, without generating traffic and link cost, suitable for roaming networking and hierarchical grouping mode, improving the flexibility and efficiency of communication, the wireless ad hoc network has frequency hopping function, can effectively suppress interference, reduce the loss rate in the data transmission process, and improve the transmission rate and reliability.

[0003] However, the traditional wireless ad hoc network system has the following disadvantages:

[0004] In a specific environment, the transmitted voice, data and other information needs to be selectively encrypted or transmitted, and the wireless ad hoc network system without a center is a communication mode for transmitting data through radio waves, and the traditional wireless ad hoc network system has the characteristics of flexible and fast, economical and suitable, easily affected by the environment, easily eavesdropped and the like. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a network encryption control module with a protection structure to solve the problem of selectively encrypting or transmitting voice, data and other information in a specific environment, using a wireless ad hoc network system without a center as a communication mode for transmitting data through radio waves, and the traditional wireless ad hoc network system has the characteristics of flexible and fast, economical and suitable, easily affected by the environment, easily eavesdropped and the like.

[0006] In order to achieve the above object, the utility model provides the following technical scheme: A network encryption control module with protection structure, the hardware submodule is equipped in the encryption control module, the hardware submodule is equipped with ZYNQ7020 treater, external interface, debugging interface, socket XS1, socket XS2, socket XS3, reset key, power, power state indicating lamp, conversion chip, gigabit PHY and gigabit transformer, the power state indicating lamp is connected with power, socket XS1 and socket XS2 all are connected with gigabit transformer, the gigabit transformer is connected with gigabit PHY, socket XS3 is connected with conversion chip, power, reset key, external interface, debugging interface, gigabit PHY and conversion chip all are connected with ZYNQ7020 treater.

[0007] Preferably, the external interface includes an Ethernet port, an RS-232 interface, and a USB interface.

[0008] Preferably, the debugging interface includes a JTAG interface, a single-board power-on interface, and a working status indicator.

[0009] Preferably, the specifications of the plurality of gigabit PHYs are all 88E116R chips.

[0010] Compared with the prior art, the utility model has the beneficial effects that: XC7Z020-3CLG484I processor is used to realize four-way Ethernet functions, and a large-capacity memory, rich external interfaces, and convenient debugging interfaces are mounted, the utility model discloses a main control IP address module, an audio and video IP address module, a telephone IP address module, a transparent mode module, a self-organizing network encryption mode, and an access network encryption mode are arranged, and the problem that a network encryption control module selectively encrypts or transparently transmits voice and data information transmitted by a wireless self-organizing network in a specific environment is solved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 A gigabit Ethernet principle block diagram of the utility model;

[0012] Figure 2 A principle block diagram of the network encryption control module of the utility model;

[0013] Figure 3 An architecture schematic view of the hardware submodule of the utility model.

[0014] In the drawing: 1, ZYNQ7020 treater;2, socket XS1;3, socket XS2;4, socket XS3;5, reset key;6, power;7, power state indicating lamp;8, conversion chip;9, gigabit PHY;10, gigabit transformer. DETAILED DESCRIPTION

[0015] The technical scheme in the embodiments of the utility model will be described clearly and completely in conjunction with the drawings of the embodiments of the utility model.

[0016] Please refer to Figures 1-3 The utility model provides a network encryption control module with protection structure, be equipped with hardware submodule in encryption control module, be equipped with ZYNQ7020 treater 1, external interface, debugging interface, socket XS12, socket XS23, socket XS34, reset key 5, power 6, power state indicating lamp 7, conversion chip 8, gigabit PHY 9 and kilomegavolt transformer 10 in hardware submodule, power state indicating lamp 7 is connected with power 6, socket XS12 and socket XS23 are connected with kilomegavolt transformer 10, kilomegavolt transformer 10 is connected with gigabit PHY 9, socket XS34 is connected with conversion chip 8, power 6, reset key 5, external interface, debugging interface, gigabit PHY 9 and conversion chip 8 are connected with ZYNQ7020 treater 1.

[0017] The external interface includes an Ethernet port, an RS-232 interface and a USB interface.

[0018] The debugging interface includes a JTAG interface, a single-board power-on interface and a working state indicator.

[0019] The specifications of the plurality of gigabit PHYs 9 are all 88E116R chips.

[0020] The software submodule includes an embedded linux operating system, a master IP address module, an audio / video IP address module, a telephone IP address module, a transparent mode module, an ad hoc network encryption mode module and an access network encryption mode module, and the master IP address module, the audio / video IP address module, the telephone IP address module, the transparent mode module, the ad hoc network encryption mode module and the access network encryption mode module are connected with the embedded linux operating system.

[0021] In use, the embodiment of the application combines the drawings in the specification Figure 1 The embodiment provides a 2-way 10 / 100 / 1000M adaptive Ethernet interface, the MAC controller is realized by the controller integrated in the PS, the PHY layer interface is realized by the H5120NL of the pulse company, the MAC and the PHY are connected through the RGM II interface, and the Ethernet link controller of the embodiment has the following characteristics: supporting a non-blocking switching structure; supporting an MDIO protocol to manage the PHY chip; supporting a full-duplex operation mode; supporting 10 / 100 / 1000-Mbps Ethernet / IEEE 802.3x, and the drawings in the specification Figure 2The processing chip of the embodiment is XC7Z020-3CLG484I, through which a master control IP address module, an audio and video IP address module, a telephone IP address module, a transparent mode module, an ad hoc network encryption mode and an access network encryption mode are set, so that the network encryption control module selectively encrypts or transparently transmits voice, data and other information transmitted by the wireless ad hoc network in a specific environment. The specific implementation of the serial communication protocol is as follows: communication protocol physical parameters, the communication protocol adopts the UART protocol, and the UART protocol parameters are as shown in Table 1.

[0022] Table 1 UART protocol parameter table

[0023] Item Parameter Baud rate 115200 Check bit None Data bit 8 Stop bit 1

[0024] Frame format, a packet header identifier (0XC77C) is carried in each frame data transmission, which is used to identify the start of the frame data, the fixed length of each frame data is 9 bytes, and each single frame data is composed of several parts in Table 2, each part is single-byte data.

[0025] Table 2 frame format table

[0026]

[0027] Communication data type (Frame Type):

[0028] Table 3 communication data type table

[0029] Data type Description Direction 0X01 Set IP address Interface software -> network encryption control module 0X02 Set working mode Interface software -> network encryption control module

[0030] Communication data ID (Frame ID):

[0031] Table 4 communication data ID table

[0032]

[0033] Communication data content (Frame DATA):

[0034] Table 5 communication data table

[0035] Data content Description Data type Frame Data1 IP address1 Frame Type == 0X01 Frame Data2 IP address2 Frame Type == 0X01 Frame Data3 IP address3 Frame Type == 0X01 Frame Data4 IP address4 Frame Type == 0X01 Frame Data1 Nonsense, 0 Frame Type == 0X02 Frame Data2 Nonsense, 0 Frame Type == 0X02 Frame Data3 Nonsense, 0 Frame Type == 0X02 Frame Data4 Nonsense, 0 Frame Type == 0X02

[0036] Communication frame checksum (Frame Checksum) is carried in each frame data transmission, which is used to ensure the accuracy of the frame data communication process: Frame Checksum = (uint8) (Frame Type + Frame ID + Frame Data1 + Frame Data2 + Frame Data3 + Frame Data4).

[0037] For example, Table 6 illustrates:

[0038] Table 6 Example Table of Communication Frame Data

[0039] Data frame Description C7 7C 01 01 01 01 01 01 06 Set the master IP address to 1.1.1.1 C7 7C 01 02 01 01 01 02 08 Set the audio and video IP address to 1.1.1.2 C7 7C 01 03 01 01 01 03 0A Set the phone IP address to 1.1.1.3 C7 7C 02 01 00 00 00 00 03 Set the working mode to transparent mode C7 7C 02 02 00 00 00 00 04 Set the working mode to ad hoc network encryption mode C7 7C 02 03 00 00 00 00 05 Set the working mode to access network encryption mode

[0040] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A network encryption control module with a protection structure, comprising an encryption control module, characterized in that: The encryption control module is internally provided with a hardware submodule, the hardware submodule is internally provided with a ZYNQ7020 processor (1), an external interface, a debugging interface, a socket XS1 (2), a socket XS2 (3), a socket XS3 (4), a reset key (5), a power supply (6), a power supply state indicator (7), a conversion chip (8), a gigabit PHY (9) and a gigabit transformer (10), the power supply state indicator (7) is connected with the power supply (6), the socket XS1 (2) and the socket XS2 (3) are both connected with the gigabit transformer (10), the gigabit transformer (10) is connected with the gigabit PHY (9), the socket XS3 (4) is connected with the conversion chip (8), and the power supply (6), the reset key (5), the external interface, the debugging interface, the gigabit PHY (9) and the conversion chip (8) are all connected with the ZYNQ7020 processor (1).

2. The network encryption control module with a protection structure according to claim 1, characterized in that: The external interface comprises an Ethernet port, an RS-232 and a USB interface.

3. The network encryption control module with a protection structure according to claim 1, characterized in that: The debugging interface comprises a JTAG, a single board power-on interface and a working state indicator.

4. The network encryption control module with a protection structure according to claim 1, characterized in that: The specifications of the plurality of gigabit PHYs (9) are all 88E116R chips.

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