A method and system for cross-network data transmission
A data transmission method and cross-network technology, applied in the field of network security isolation and information transmission, can solve problems such as port attacks cannot be blocked, firewall congestion or overflow, firewall cannot resist attack vulnerabilities, etc., to achieve the effect of interactive access
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[0042] In order to make the purpose, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below with reference to the accompanying drawings and examples.
[0043] Such as figure 1 As shown, the cross-network data transmission method provided by the present invention includes:
[0044] A security isolation gateway is set in the network unit, the security isolation gateway is connected to the management platform in the network unit to which it belongs, and the security isolation gateways of different network units are connected by cables;
[0045] The data transmitted across the network including multimedia data is transmitted through the security isolation gateway;
[0046] The transmitted multimedia data is transmitted between the security isolation gateways in the form of analog signals.
[0047] Among them, when multimedia data is transmitted between networks: the security isolation gateway on the ...
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