centos 7 连接WIFI连接不上

2019-05-20 10:51:10 499 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

（数字ic验证）从零开始的apb_watchdog验证模块搭建（一、功能介绍与环境搭建） apb_watchdog验证模块搭建（一）文章目录文章目录apb_watchdog验证模块搭建（一）文章目录前言一、apb_watchdog简单功能介绍二、测试平台环境搭建1.测试所用模板介绍2.tb与interface2.env与watchdog_pkg3.test与base_sequence4.Makefile总结——当前验证结构前言本文介绍了apb_watchdog验证模块的搭建过程与其具体代码，主要包括其中验证环境的构建，测试序列的发送与回归测试收集。主要运用systemvorilog与u 阅读详情

初步接触centos7,网络连接参考了很多的帖子，没有成功，因为对这块没有一个去全面的了解，也不知道错在那里，下边是参考一个帖子连接wifi的详细情况，请各大佬给点操作意见；
[root@localhost tang]# dmesg | grep firmware
[ 4.739133] iwlwifi 0000:02:00.0: loaded firmware version 25.30.13.0 op_mode iwlmvm
[root@localhost tang]# iw dev
phy#0
Interface wlp2s0
ifindex 3
wdev 0x1
addr ac:7b:a1:11:8d:70
type managed
[root@localhost tang]# iw wlp2s0 link
Not connected.
[root@localhost tang]# iw wlp2s0 scan | grep SSID
command failed: Device or resource busy (-16)
[root@localhost tang]# ip link show wlp2s0
3: wlp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN mode DORMANT qlen 1000
link/ether ac:7b:a1:11:8d:70 brd ff:ff:ff:ff:ff:ff
[root@localhost tang]# ip addr show wlp2s0
3: wlp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000
[root@localhost tang]# wpa_supplicant -B -i wlp2s0 -c <(wpa_passphrase "TMYG""tm2931888")
Successfully initialized wpa_supplicant
dhclient wlp2s0
^C
[root@localhost tang]# ip addr show wlp2s0
3: wlp2s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN qlen 1000
link/ether ac:7b:a1:11:8d:70 brd ff:ff:ff:ff:ff:ff
inet6 fe80::ae7b:a1ff:fe11:8d70/64 scope link
valid_lft forever preferred_lft forever
[root@localhost tang]#

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