Method and system for backing up DHCP SERVER
A backup and IP address technology, which is applied in transmission systems, digital transmission systems, data exchange networks, etc., can solve problems such as user flow interruption, poor user experience, and instantaneous user online impact of access equipment, so as to relieve pressure and improve user quality. satisfaction effect
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[0035] The basic idea of the present invention is: when DHCP RELAY judges that DHCP SERVER is unavailable, backup user and address lease period information, and after DHCP SERVER fault is removed, reversely synchronize relevant lease renewal information to DHCP SERVER.
[0036] The implementation of the technical solution will be further described in detail below in conjunction with the accompanying drawings.
[0037] The technical problem to be solved by the present invention is to propose a method for backing up the DHCP SERVER on the DHCP RELAY device for possible network faults after the user goes online. By backing up the user information of the DHCP server, the risk of network failure can be reduced, and user satisfaction can be effectively improved.
[0038] figure 2 It is a schematic flow chart of the backup method of DHCP SERVER of the present invention, as figure 2Shown, the backup method of DHCP server of the present invention comprises the following steps:
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