我有一个嵌入式系统，运行 hostapd 和 dnsmasq 作为 wifi 接入点。非常可重复地，客户端（Macbook 专业人士、戴尔笔记本电脑、iphone、Android 平板电脑）与 AP 关联/验证的时间与他们获得 IP 地址的时间之间需要 11 秒。
似乎多个 dhcpdiscover/offers 几乎同时通过，然后是 dhcprequest 和 dhcpack：
Apr 5 23:27:01 AP daemon.info hostapd: wlan0-ap: STA b8:e8:56:2d:45:ae IEEE 802.11: authenticated
Apr 5 23:27:01 AP daemon.info hostapd: wlan0-ap: STA b8:e8:56:2d:45:ae IEEE 802.11: associated (aid 2)
Apr 5 23:27:01 AP daemon.info hostapd: wlan0-ap: STA b8:e8:56:2d:45:ae RADIUS: starting accounting session 5521BC1F-00000007
Apr 5 23:27:01 AP daemon.info hostapd: wlan0-ap: STA b8:e8:56:2d:45:ae WPA: pairwise key handshake completed (RSN)
Apr 5 23:27:13 AP daemon.info dnsmasq-dhcp[734]: DHCPDISCOVER(wlan0-ap) b8:e8:56:2d:45:ae
Apr 5 23:27:13 AP daemon.info dnsmasq-dhcp[734]: DHCPOFFER(wlan0-ap) 10.1.1.166 b8:e8:56:2d:45:ae
Apr 5 23:27:13 AP daemon.info dnsmasq-dhcp[734]: DHCPDISCOVER(wlan0-ap) b8:e8:56:2d:45:ae
Apr 5 23:27:13 AP daemon.info dnsmasq-dhcp[734]: DHCPOFFER(wlan0-ap) 10.1.1.166 b8:e8:56:2d:45:ae
Apr 5 23:27:14 AP daemon.info dnsmasq-dhcp[734]: DHCPREQUEST(wlan0-ap) 10.1.1.166 b8:e8:56:2d:45:ae
Apr 5 23:27:14 AP daemon.info dnsmasq-dhcp[734]: DHCPACK(wlan0-ap) 10.1.1.166 b8:e8:56:2d:45:ae Allans-MBP
如何加快获取客户端 IP 地址的时间？