小小小白 求助各位大佬 不会连接无线网络

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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jerric
帖子: 3
注册时间: 2017-10-28 15:14
系统: ubuntu 17.04

小小小白 求助各位大佬 不会连接无线网络

#1

帖子 jerric » 2017-10-28 15:23

昨晚刚刚用U盘装了ubuntu 17.04 。之前完全没有linux的经验。
uname -a
lspci
sudo lshw -C network
iwconfig
我也不懂输了这些是什么意思,这是我的输出结果:
Linux jerric-ThinkPad-Edge-E531 4.10.0-19-generic #21-Ubuntu SMP Thu Apr 6 17:04:57 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux

00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09)
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200/2nd Generation Core Processor Family PCI Express Root Port (rev 09)
00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)
00:14.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller (rev 04)
00:16.0 Communication controller: Intel Corporation 7 Series/C216 Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation 7 Series/C216 Chipset Family USB Enhanced Host Controller #2 (rev 04)
00:1b.0 Audio device: Intel Corporation 7 Series/C216 Chipset Family High Definition Audio Controller (rev 04)
00:1c.0 PCI bridge: Intel Corporation 7 Series/C216 Chipset Family PCI Express Root Port 1 (rev c4)
00:1c.1 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 2 (rev c4)
00:1c.3 PCI bridge: Intel Corporation 7 Series/C216 Chipset Family PCI Express Root Port 4 (rev c4)
00:1d.0 USB controller: Intel Corporation 7 Series/C216 Chipset Family USB Enhanced Host Controller #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation HM77 Express Chipset LPC Controller (rev 04)
00:1f.2 SATA controller: Intel Corporation 7 Series Chipset Family 6-port SATA Controller [AHCI mode] (rev 04)
00:1f.3 SMBus: Intel Corporation 7 Series/C216 Chipset Family SMBus Controller (rev 04)
01:00.0 3D controller: NVIDIA Corporation GK208M [GeForce GT 740M] (rev a1)
03:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS5229 PCI Express Card Reader (rev 01)
04:00.0 Network controller: Broadcom Limited BCM43142 802.11b/g/n (rev 01)
05:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 07)

*-network UNCLAIMED
description: Network controller
product: BCM43142 802.11b/g/n
vendor: Broadcom Limited
physical id: 0
bus info: pci@0000:04:00.0
version: 01
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: latency=0
resources: memory:e3500000-e3507fff
*-network
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:05:00.0
logical name: enp5s0
version: 07
serial: 28:d2:44:12:8b:97
size: 100Mbit/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=full firmware=rtl8168e-3_0.0.4 03/27/12 ip=10.20.0.159 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
resources: irq:27 ioport:2000(size=256) memory:e2404000-e2404fff memory:e2400000-e2403fff

lo no wireless extensions.

enp5s0 no wireless extensions.

请各位大佬帮助!
onlylove
论坛版主
帖子: 5208
注册时间: 2007-01-14 16:23

Re: 小小小白 求助各位大佬 不会连接无线网络

#2

帖子 onlylove » 2017-10-28 16:57

*-network UNCLAIMED
description: Network controller
product: BCM43142 802.11b/g/n
vendor: Broadcom Limited
physical id: 0
bus info: pci@0000:04:00.0
version: 01
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: latency=0
resources: memory:e3500000-e3507fff
无线网卡没驱动,去看下有没有附加驱动
或者这个
https://www.tuicool.com/articles/Mb2QVr
taohunter
帖子: 1555
注册时间: 2012-03-31 3:29

Re: 小小小白 求助各位大佬 不会连接无线网络

#3

帖子 taohunter » 2017-10-28 17:08

代码: 全选

uname -a                                          --------------> 查看操作系统信息,一般用来看正在运行的内核版本信息,你的是 4.10.0-19
lspci                                                 --------------> 查看电脑pci总线上的硬件设备信息
sudo lshw -C network                        --------------> 查看电脑上的硬件及其驱动等详细信息,指定network,就是看涉及网卡的信息
iwconfig                                           --------------> 查看无线网络配置信息
在确保现有有线网卡可以联网的情况下,依次执行下面的命令:

代码: 全选

sudo apt-get update
sudo apt-get install build-essential broadcom-sta-dkms
如果前两条命令运行都成功了,你的BCM43142的网卡驱动就装好了。在关闭了所有其他正在运行的程序后,执行下面重启系统的命令,重新登陆后应该就可以配置无线网络了。

代码: 全选

sudo shutdown -r 0

给你这样的纯新手几个建议:

1. 基本的linux命令(如你列出的几条)和一些基本概念是适用于几乎不同的所有linux发行版的,这些基础知识还是要去学一下。本站首页的教学常见问答和初学者园地版块应该能找到一些适合你学习的信息。例如,http://forum.ubuntu.com.cn/viewtopic.php?f=120&t=7277

2. 尽可能多学习一些英语,学好了任何命令的含义和使用都可以无师自通。linux/unix的命令虽然多,但基本的概念和格式几乎完全一致,学会用命令本身的help或man page就都能学会了。例如,用命令的help或man一下那些你不懂的命令,你想了解的信息基本上都在输出里了。

代码: 全选

uname --help
man uname
3. 学会搜索,例如搜“linux常用命令”、“ubuntu如何配置BCM43142”。。。,google上不了有bing,再不行至少可以baidu--虽然个人十分讨厌baidu。。。;)
三年后终于回到16.04--稳定了!
jerric
帖子: 3
注册时间: 2017-10-28 15:14
系统: ubuntu 17.04

Re: 小小小白 求助各位大佬 不会连接无线网络

#4

帖子 jerric » 2017-10-28 22:58

onlylove, 谢谢大佬的指教!
jerric
帖子: 3
注册时间: 2017-10-28 15:14
系统: ubuntu 17.04

Re: 小小小白 求助各位大佬 不会连接无线网络

#5

帖子 jerric » 2017-10-28 23:00

taohunter, 谢谢大佬的指教,我现在刚刚开始摸索!
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