问题是从双系统的win切换到linux之后就好了，一点问题都没有了。。。这怎么看都不像是驱动的问题吧。。。 哪有一个驱动这会儿不能用等到去win下“预热”下才能用的？
在 2013年11月14日上午10:17，Wape Yang <wapey...@gmail.com>写道： > 无线网卡驱动问题，查看你无线网卡的型号，去找网卡驱动吧。 > 先去无线网卡驱动的官方找找，有合适的就手动编译安装 > 没有或者没有合适的，就降低linux 内核版本再安装官方的驱动，官方的驱动一般对于高版本的linux内核支持都不到位。 > 或者在你使用的这个linux发行版中有没有与之对应的无线网卡型号驱动。 > > > 2013/11/14 dispensable <sunsetm...@gmail.com> > > > | #问题表现| > > > > 1）连接win7虚拟的路由均没有问题； > > 2）在图书馆连接公共wifi不能保持连接，一段时间后网络无法联通，但 > > Networkmanager显示连接没有断开，只是没有网。此 时重新连接该wifi 问题解 > > 决，但几分钟后问题重现； > > 3）在图书馆使用win7和移动设备连接网络没有问题； > > 4）本机双系统在重启到win7后再重启到linux时，以上2问题消失。但关机再启动 > > 到linux时问题再现。 > > > > | #尝试解决| > > > > 1）更换wicd，失败; > > 2）更新网卡驱动，已经最新； > > 3）关闭dnsmaqs服务，失败。 > > > > | #系统日志分析| > > > > $tac /var/log/syslog | less > > > > �D�D�D�D�D�D�D�D�D�D�D重新连接wifi �D�D�D�D�D�D�D�D�D�D�D�D�D�D- > > Nov 14 08:37:40 miracle dbus[3095]: [system] Successfully activated > > service ‘org.freedesktop.nm_dispatcher’ > > Nov 14 08:37:40 miracle dbus[3095]: [system] Activating service > > name=’org.freedesktop.nm_dispatcher’ (using servicehelper) > > Nov 14 08:37:40 miracle NetworkManager[3218]: nameserver > > ‘61.128.192.68’ > > Nov 14 08:37:40 miracle NetworkManager[3218]: nameserver > > ‘61.128.128.68’ > > Nov 14 08:37:40 miracle NetworkManager[3218]: gateway 222.176.232.1 > > Nov 14 08:37:40 miracle NetworkManager[3218]: prefix 21 > (255.255.248.0) > > Nov 14 08:37:40 miracle NetworkManager[3218]: address 222.176.234.83 > > Nov 14 08:37:40 miracle NetworkManager[3218]: (wlan0): DHCPv4 state > > changed bound -> renew > > Nov 14 08:37:40 miracle dhclient: bound to 222.176.234.83 �D renewal > > in 112 seconds. > > Nov 14 08:37:40 miracle dhclient: DHCPACK from 222.176.232.1 > > Nov 14 08:37:40 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > Nov 14 08:37:29 miracle dbus[3095]: [system] Successfully activated > > service ‘org.freedesktop.PackageKit’ > > Nov 14 08:37:26 miracle dbus[3095]: [system] Activating service > > name=’org.freedesktop.PackageKit’ (using servicehelper) > > Nov 14 08:36:24 miracle NetworkManager[3218]: Activation (wlan0) > > Stage 4 of 5 (IPv6 Configure Timeout) complete. > > Nov 14 08:36:24 miracle NetworkManager[3218]: Activation (wlan0) > > Stage 4 of 5 (IPv6 Configure Timeout) started… > > Nov 14 08:36:24 miracle NetworkManager[3218]: Activation (wlan0) > > Stage 4 of 5 (IPv6 Configure Timeout) scheduled… > > Nov 14 08:36:24 miracle NetworkManager[3218]: (wlan0): IP6 addrconf > > timed out or failed. > > Nov 14 08:36:19 miracle ntpd_intres[3601]: DNS 2.debian.pool.ntp.org > > -> 24.25.4.103 > > Nov 14 08:36:15 miracle ntpd_intres[3601]: DNS 0.debian.pool.ntp.org > > -> 202.120.2.101 > > Nov 14 08:36:07 miracle ntpd[3534]: peers refreshed > > Nov 14 08:36:07 miracle ntpd[3534]: 202.112.29.82 interface > > 172.20.41.207 -> (none) > > Nov 14 08:36:07 miracle ntpd[3534]: 202.112.31.197 interface > > 172.20.41.207 -> (none) > > Nov 14 08:36:07 miracle ntpd[3534]: Deleting interface #5 wlan0, > > 172.20.41.207#1: > > �D�D�D�D�D�D�D�D�D�D�D-有网�D�D�D�D�D�D�D�D�D�D�D�D�D�D- > > Nov 14 08:40:10 miracle dnsmasq-dhcp[3006]: no address range > > available for DHCP request via wlan0 > > Nov 14 08:40:05 miracle dnsmasq-dhcp[3006]: no address range > > available for DHCP request via wlan0 > > Nov 14 08:40:02 miracle dnsmasq-dhcp[3006]: no address range > > available for DHCP request via wlan0 > > Nov 14 08:40:01 miracle dnsmasq-dhcp[3006]: no address range > > available for DHCP request via wlan0 > > Nov 14 08:40:00 miracle dnsmasq-dhcp[3006]: no address range > > available for DHCP request via wlan0 > > Nov 14 08:39:59 miracle dnsmasq-dhcp[3006]: no address range > > available for DHCP request via wlan0 > > Nov 14 08:39:32 miracle dbus[3095]: [system] Successfully activated > > service ‘org.freedesktop.nm_dispatcher’ > > �D�D�D�D�D�D�D�D�D�D�D有网�D�D�D�D�D�D�D�D�D�D�D�D�D- > > Nov 14 08:41:26 miracle dbus[3095]: [system] Successfully activated > > service ‘org.freedesktop.nm_dispatcher’ > > Nov 14 08:41:26 miracle dbus[3095]: [system] Activating service > > name=’org.freedesktop.nm_dispatcher’ (using servicehelper) > > Nov 14 08:41:25 miracle NetworkManager[3218]: nameserver > > ‘61.128.192.68’ > > Nov 14 08:41:25 miracle NetworkManager[3218]: nameserver > > ‘61.128.128.68’ > > Nov 14 08:41:25 miracle NetworkManager[3218]: gateway 222.176.232.1 > > Nov 14 08:41:25 miracle NetworkManager[3218]: prefix 21 > (255.255.248.0) > > Nov 14 08:41:25 miracle NetworkManager[3218]: address 222.176.234.83 > > Nov 14 08:41:25 miracle NetworkManager[3218]: (wlan0): DHCPv4 state > > changed renew -> renew > > Nov 14 08:41:25 miracle dhclient: bound to 222.176.234.83 �D renewal > > in 99 seconds. > > Nov 14 08:41:25 miracle dhclient: DHCPACK from 222.176.232.1 > > Nov 14 08:41:25 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > Nov 14 08:40:10 miracle dnsmasq-dhcp[3006]: no address range > > available for DHCP request via wlan0 > > �D�D�D�D�D�D�D�D�D�D-Y�D�D�D�D�D�D�D�D�D�D�D�D > > Nov 14 08:44:24 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > Nov 14 08:44:11 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > Nov 14 08:43:56 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > Nov 14 08:43:42 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > Nov 14 08:43:25 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > Nov 14 08:43:12 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > Nov 14 08:43:04 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > �D�D�D�D�D�D�D�D�D�D-断网�D�D�D�D�D�D�D�D�D- > > Nov 14 08:45:09 miracle dhclient: DHCPREQUEST on wlan0 to > > 255.255.255.255 port 67 > > Nov 14 08:44:56 miracle dhclient: DHCPREQUEST on wlan0 to > > 255.255.255.255 port 67 > > Nov 14 08:44:48 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > Nov 14 08:44:39 miracle dhclient: DHCPREQUEST on wlan0 to > > 222.176.232.1 port 67 > > �D�D�D�D�D�D�D�D�D�D-N�D�D�D�D�D�D�D�D- > > Nov 14 08:45:48 miracle dhclient: DHCPDISCOVER on wlan0 to > > 255.255.255.255 port 67 interval 10 > > Nov 14 08:45:40 miracle dhclient: DHCPDISCOVER on wlan0 to > > 255.255.255.255 port 67 interval 8 > > Nov 14 08:45:32 miracle dhclient: DHCPDISCOVER on wlan0 to > > 255.255.255.255 port 67 interval 8 > > Nov 14 08:45:26 miracle NetworkManager[3218]: (wlan0): DHCPv4 state > > changed expire -> preinit > > Nov 14 08:45:26 miracle dhclient: DHCPDISCOVER on wlan0 to > > 255.255.255.255 port 67 interval 6 > > Nov 14 08:45:26 miracle NetworkManager[3218]: (wlan0): DHCPv4 state > > changed renew -> expire > > �D�D�D�D�D�D�D�D�D-N�D�D�D�D�D�D�D- > > Nov 14 08:46:06 miracle dhclient: DHCPDISCOVER on wlan0 to > > 255.255.255.255 port 67 interval 18 > > Nov 14 08:45:58 miracle dhclient: DHCPDISCOVER on wlan0 to > > 255.255.255.255 port 67 interval 8 > > *在一堆DHCPREQUEST后断 网。。。* > > > > *从win重启后查看日志(此时段内 网络连接没有问题)* > > $watch -d -n 1 tac /var/log/syslog > > Nov 14 09:55:10 miracle dnsmasq-dhcp[2999]: no address range available > > for DHCP > > request via wlan0 > > Nov 14 09:55:02 miracle dnsmasq-dhcp[2999]: no address range available > > for DHCP > > request via wlan0 > > Nov 14 09:54:54 miracle dbus[3148]: [system] Successfully activated > > service ‘org > > .freedesktop.nm_dispatcher’ > > Nov 14 09:54:54 miracle dbus[3148]: [system] Activating service > > name=’org.freede > > sktop.nm_dispatcher’ (using servicehelper) > > Nov 14 09:54:54 miracle NetworkManager[3194]: nameserver ‘61.128.192.68 > > ‘ > > Nov 14 09:54:54 miracle NetworkManager[3194]: nameserver ‘61.128.128.68 > > ‘ > > Nov 14 09:54:54 miracle NetworkManager[3194]: gateway 222.176.232.1 > > Nov 14 09:54:54 miracle NetworkManager[3194]: prefix 21 (255.255.248.0) > > Nov 14 09:54:54 miracle NetworkManager[3194]: address 222.176.238.100 > > Nov 14 09:54:54 miracle NetworkManager[3194]: (wlan0): DHCPv4 state chang > > ed renew -> renew > > Nov 14 09:54:54 miracle dhclient: bound to 222.176.238.100 �D renewal in > > 102 sec > > onds. > > Nov 14 09:54:54 miracle dhclient: DHCPACK from 222.176.232.1 > > Nov 14 09:54:54 miracle dhclient: DHCPREQUEST on wlan0 to 222.176.232.1 > > port 67 > > Nov 14 09:54:53 miracle dnsmasq-dhcp[2999]: no address range available > > for DHCP > > request via wlan0 > > 。。。。重复dnsmasq-dhcp信息，之后回到日志开始处，此处*消失了 DHCPREQUEST* > > > > <#> > > > > > > 系统运行环境 > > > > linux mint debian edition + xfce4 + networkmanager 0.9.8.4 > > $ uname -a > > Linux miracle 3.10-3-686-pae #1 SMP Debian 3.10.11-1 (2013-09-10) i686 > > GNU/Linux > > > > *真的很奇怪的问题，哪位大神懂的给 分析下？先谢了。* > > > > -------------- 下一部分 -------------- > > 一个HTML附件被移除... > > URL: < > > > https://lists.ubuntu.com/archives/ubuntu-zh/attachments/20131114/8a45339f/attachment.html > > > > > -- > > ubuntu-zh mailing list > > ubuntu-zh@lists.ubuntu.com > > https://lists.ubuntu.com/mailman/listinfo/ubuntu-zh > > > -------------- 下一部分 -------------- > 一个HTML附件被移除... > URL: < > 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