ubuntu 18.04 找不到wifi适配器,能用一段时间,之后就显示无可用网络

包含网卡/无线网的网络问题和ADSL/校园网/宽带拨号支持及代理/共享等网络使用问题
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vito461
帖子: 2
注册时间: 2018-12-06 21:20
系统: ubuntu18.04

ubuntu 18.04 找不到wifi适配器,能用一段时间,之后就显示无可用网络

#1

帖子 vito461 » 2018-12-06 21:29

vito@vito-Vostro-15-3565:~$ uname -a
Linux vito-Vostro-15-3565 4.15.0-29-generic #31-Ubuntu SMP Tue Jul 17 15:39:52 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
vito@vito-Vostro-15-3565:~$ sudo lspci -knn | grep -A5 Wireless
02:00.0 Network controller [0280]: Intel Corporation Wireless 3165 [8086:3165] (rev 79)
Subsystem: Intel Corporation Wireless 3165 [8086:4410]
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
vito@vito-Vostro-15-3565:~$ sudo lshw -numeric -class network
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10EC:8168]
vendor: Realtek Semiconductor Co., Ltd. [10EC]
physical id: 0
bus info: pci@0000:01:00.0
logical name: enp1s0
version: 0c
serial: 58:8a:5a:0f:c3:ad
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=rtl8168g-2_0.0.1 02/06/13 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
resources: irq:31 ioport:e000(size=256) memory:fe600000-fe600fff memory:d0800000-d0803fff
*-network DISABLED
description: Wireless interface
product: Wireless 3165 [8086:3165]
vendor: Intel Corporation [8086]
physical id: 0
bus info: pci@0000:02:00.0
logical name: wlp2s0
version: 79
serial: 00:e1:8c:65:f2:c5
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress cap_list ethernet physical wireless
configuration: broadcast=yes driver=iwlwifi driverversion=4.15.0-29-generic firmware=29.1044073957.0 latency=0 link=no multicast=yes wireless=IEEE 802.11
resources: irq:39 memory:fe500000-fe501fff
vito@vito-Vostro-15-3565:~$ sudo ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp1s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
link/ether 58:8a:5a:0f:c3:ad brd ff:ff:ff:ff:ff:ff
3: wlp2s0: <BROADCAST,MULTICAST> mtu 1500 qdisc mq state DOWN group default qlen 1000
link/ether 00:e1:8c:65:f2:c5 brd ff:ff:ff:ff:ff:ff
vito@vito-Vostro-15-3565:~$ sudo ip route show
vito@vito-Vostro-15-3565:~$ sudo rfkill list all
0: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
vito@vito-Vostro-15-3565:~$ sudo nmcli dev status # wlp2s0
DEVICE TYPE STATE CONNECTION
enp1s0 ethernet 不可用 --
wlp2s0 wifi 不可用 --
lo loopback 未托管 --


每次重启电脑,wifi都是是正常的,也能上网,用一段时间之后,wifi突变显示?。右上角重启wifi。显示无网络,搜不到wifi信号了。愁人啊。大佬能帮我看看吗? 万分感谢!!!
vito461
帖子: 2
注册时间: 2018-12-06 21:20
系统: ubuntu18.04

Re: ubuntu 18.04 找不到wifi适配器,能用一段时间,之后就显示无可用网络

#2

帖子 vito461 » 2018-12-08 12:25

哎 体验极差
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