Wireless bridge and DHCP (dynamic host configuration protocol) safety implementing method
A technology of wireless network bridge and DHCP message, applied in the field of wireless network, can solve the problems of not recognizing 4-address message, not supporting wireless client, not supporting wireless network bridge, etc.
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[0023] In the networking of this patent, the wireless bridge device replaces the source MAC address of the Ethernet header in the DHCP message of the client, uses the unused new option to fill in the radio MAC of the wireless bridge, and after the DHCP server assigns the address, add The ARP MAC is the radio MAC of the wireless bridge carried in optionA, not the real MAC of the client.
[0024] The present application provides a wireless network bridge, which is applied in a wireless network including a DHCP server, and the wireless network bridge is connected to a wireless access point AP through a wireless network, such as Figure 5 As shown, the wireless client bridge device includes a processing module, an encapsulation conversion module and a recording module: the processing module is used to receive the DHCP message sent by the client, set the broadcast flag in the DHCP message, and Add the radio MAC address of oneself in the DHCP message as the authentication MAC of the...
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