一個(gè)關(guān)于dhclient的問(wèn)題。

llzzccc

發(fā)現(xiàn)一個(gè)問(wèn)題，不知道是因?yàn)閐hclient 還是因?yàn)闊o(wú)線網(wǎng)卡驅(qū)動(dòng)。

用dhclient取動(dòng)態(tài)地址，總會(huì)有一個(gè)關(guān)閉網(wǎng)口，然后馬上打開(kāi)的動(dòng)作，log如下：

Jul 21 06:42:55 localhost dhclient: DHCPREQUEST on wlan0 to 192.168.4.1 port 67
Jul 21 06:42:55 localhost dhclient: DHCPACK from 192.168.4.1
Jul 22 14:19:44 localhost dhclient: All rights reserved.
Jul 22 14:19:44 localhost dhclient: For info, please visit http://www.isc.org/sw
/dhcp/
Jul 22 14:19:44 localhost dhclient:
Jul 22 14:19:44 localhost dhclient: Listening on LPF/wlan0/00:0e:2e:fd:4e:b3
Jul 22 14:19:44 localhost dhclient: Sending on   LPF/wlan0/00:0e:2e:fd:4e:b3
Jul 22 14:19:44 localhost dhclient: Sending on   Socket/fallback
Jul 22 14:19:44 localhost dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 por
t 67 interval 3
Jul 22 14:19:45 localhost dhclient: DHCPOFFER from 192.168.253.1
Jul 22 14:19:45 localhost dhclient: DHCPREQUEST on wlan0 to 255.255.255.255 port
67
Jul 22 14:19:45 localhost dhclient: DHCPACK from 192.168.253.1
Jul 22 14:19:45 localhost kernel: => usb_rtusb_open
Jul 22 14:19:45 localhost kernel: => usb_rtusb_open
Jul 22 14:19:45 localhost NET[1707]: /sbin/dhclient-script : updated /etc/resolv
.conf
Jul 22 14:19:45 localhost dhclient: bound to 192.168.253.133 -- renewal in 41529
seconds.
Jul 22 14:19:45 localhost dhclient: receive_packet failed on wlan0: Network is down


為什么會(huì)這樣呢？謝謝

llzzccc

哪位大俠能指點(diǎn)一下嗎？