求助大神 ubuntu16.04开机一段时间后wifi自动断开的问题

[louisluco]

刚刚开机一段时间wifi可以正常使用，过了一段时间之后就会断开，然后wifi连接选项里显示无连接

我的网卡在可以连接的时候是这样的

代码： 全选

lshw -C network
*-network               
       description: Wireless interface
       product: Realtek Semiconductor Co., Ltd.
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:07:00.0
       logical name: wlp7s0
       version: 00
       serial: d8:9c:67:18:19:2f
       width: 64 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=r8822be driverversion=4.15.0-38-generic firmware=N/A ip=10.40.118.83 latency=0 link=yes multicast=yes wireless=IEEE 802.11
       resources: irq:140 ioport:4000(size=256) memory:a4300000-a430ffff
  *-network
       description: Ethernet interface
       product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:08:00.0
       logical name: enp8s0
       version: 15
       serial: 8c:16:45:df:4b:2f
       size: 10Mbit/s
       capacity: 1Gbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: 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=rtl8168h-2_0.0.2 02/26/15 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
       resources: irq:17 ioport:3000(size=256) memory:a4204000-a4204fff memory:a4200000-a4203fff

断开后就成了这样

代码： 全选

*-generic DISABLED      
       description: Wireless interface
       product: Illegal Vendor ID
       vendor: Illegal Vendor ID
       physical id: 0
       bus info: pci@0000:07:00.0
       logical name: wlp7s0
       version: ff
       serial: d8:9c:67:18:19:2f
       width: 32 bits
       clock: 66MHz
       capabilities: bus_master vga_palette cap_list ethernet physical wireless
       configuration: broadcast=yes driver=r8822be driverversion=4.15.0-38-generic firmware=N/A latency=255 link=no maxlatency=255 mingnt=255 multicast=yes wireless=IEEE 802.11
       resources: irq:140 ioport:4000(size=256) memory:a4300000-a430ffff
  *-network
       description: Ethernet interface
       product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:08:00.0
       logical name: enp8s0
       version: 15
       serial: 8c:16:45:df:4b:2f
       size: 10Mbit/s
       capacity: 1Gbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: 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=rtl8168h-2_0.0.2 02/26/15 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
       resources: irq:17 ioport:3000(size=256) memory:a4204000-a4204fff memory:a4200000-a4203fff

看起来好像网卡被替换了，但能力有限无法解决，希望有大神能带带我

[peteryeh64]

是不是有网卡自休眠的问题啊？