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Centrino Wireless-N 1000 需要很长时间才能连接，并且不断要求输入密码

tag-icon • tag-icon wireless intel-wireless
Centrino Wireless-N 1000 需要很长时间才能连接，并且不断要求输入密码

几天前我开始遇到这个问题。

当我尝试连接任何 WiFi 连接时，它会一直保持连接状态，大约一分钟后它会再次要求我输入密码。

奇怪的是，这件事突然发生了，我没有安装任何新驱动程序或类似的东西。发生这种情况后，我决定卸载 ubuntu 并重新安装（“在 Windows 内”），但问题仍然存在。任何建议都将不胜感激。

0: hp-wifi: Wireless LAN
    Soft blocked: no
    Hard blocked: no
1: hp-bluetooth: Bluetooth
    Soft blocked: yes
    Hard blocked: no
2: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no

       description: Ethernet interface
       product: RTL8111/8168B PCI Express Gigabit Ethernet controller
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:07:00.0
       logical name: eth0
       version: 06
       serial: 2c:27:d7:aa:e4:7d
       size: 10Mbit/s
       capacity: 1Gbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half firmware=rtl8168e-3_0.0.4 03/27/12 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
       resources: irq:50 ioport:4000(size=256) memory:c0404000-c0404fff memory:c0400000-c0403fff
  *-network
       description: Wireless interface
       product: Centrino Wireless-N 1000
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:0d:00.0
       logical name: wlan0
       version: 00
       serial: 00:1e:64:09:9c:58
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwlwifi driverversion=3.2.0-23-generic-pae firmware=39.31.5.1 build 35138 latency=0 link=no multicast=yes wireless=IEEE 802.11bgn
       resources: irq:52 memory:c4500000-c4501fff
  *-network
       description: Ethernet interface
       physical id: 1
       bus info: usb@2:1.2
       logical name: eth1
       serial: ee:85:2f:7d:80:96
       capabilities: ethernet physical
       configuration: broadcast=yes driver=ipheth ip=172.20.10.2 link=yes multicast=yes

答案1

尝试调整缓冲区大小

sudo echo 83886080 > /proc/sys/net/core/wmem_max

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