这两天捣鼓 openwrt，意外发现 wifi 智能插座不停的请求 dhcp

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openwrt log 中如下：

Tue Nov 22 21:10:54 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:10:54 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:11:09 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:11:09 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:11:27 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:11:27 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:11:39 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:11:39 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:11:39 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:11:39 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:11:40 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:11:40 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:11:42 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:11:42 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:11:46 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:11:46 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:11:54 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:11:54 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:12:12 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:12:12 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*
Tue Nov 22 21:12:24 2022 daemon.info dnsmasq-dhcp[1]: DHCPDISCOVER(br-lan) 70:03:9f:*:*:*
Tue Nov 22 21:12:24 2022 daemon.info dnsmasq-dhcp[1]: DHCPOFFER(br-lan) 192.168.50.188 70:03:9f:*:*:*

通过 mac 查询到是 esp 方案，有没有解决过这个事情的，比如刷官方 sdk ？

1 replies

feng0vx

Nov 22, 2022

找到原因了，网关换了 ip ，ap 那边访客没设置好漏气了