Linux

Debian使用isenkram安装缺失的固件

Mar 04, 2022

Debian安装时提示有缺失的固件，可通过外置存储(U盘)来安装，暂时略过后继续安装系统。 系统安装完成后，进入系统可以通过安装isenkram来检测缺失的固件进行在线安装。 …

Ubuntu 22.04 GRUB开启os-prober多系统检测

Jan 16, 2022

安装os-prober sudo apt install os-prober 设置GRUB，编辑/etc/default/grub sudo vi /etc/default/grub 添加如下行，完成后保存运行sudo update-grub即可。 …

Debian10升级Debian11

Oct 07, 2021

打开/etc/apt/sources.list进行编辑 vi /etc/apt/sources.list 将其中的buster替换为bullseye，VI用%s/buster/bullseye/g来替换，其他编辑器自便。 …

按网段ping主机返回在线状态

Apr 30, 2021

通过以下命令，可以按网段ping所有的主机，并返回那些ip状态为在线，前提是安装nmap 命令: nmap -sP 220.181.38.0/24 运行结果如下： ➜ ~ nmap -sP 220.181.38.0/24 Starting Nmap 6.40 ( http://nmap.org ) at 2021-06-26 11:27 CST Nmap scan report for 220.181.38.97 Host is up (0.16s latency). Nmap scan report for 220.181.38.98 Host is up (0.16s latency). Nmap scan report for 220.181.38.99 Host is up (0.18s latency). Nmap scan report for 220.181.38.129 Host is up (0.16s latency). Nmap scan report for 220.181.38.130 Host is up (0.16s latency). Nmap scan report for 220.181.38.132 Host is up (0.16s latency). Nmap scan report for 220.181.38.133 Host is up (0.16s latency). Nmap scan report for 220.181.38.134 Host is up (0.16s latency). Nmap scan report for 220.181.38.135 Host is up (0.17s latency). Nmap scan report for 220.181.38.136 Host is up (0.17s latency). Nmap scan report for 220.181.38.137 Host is up (0.17s latency). Nmap scan report for 220.181.38.138 Host is up (0.18s latency). Nmap scan report for 220.181.38.139 Host is up (0.16s latency). Nmap scan report for 220.181.38.140 Host is up (0.16s latency). Nmap scan report for 220.181.38.141 Host is up (0.16s latency). Nmap scan report for 220.181.38.142 Host is up (0.16s latency). Nmap scan report for 220.181.38.143 Host is up (0.16s latency). Nmap scan report for 220.181.38.144 Host is up (0.16s latency). Nmap scan report for 220.181.38.145 Host is up (0.16s latency). Nmap scan report for 220.181.38.146 Host is up (0.16s latency). Nmap scan report for 220.181.38.148 Host is up (0.17s latency). Nmap scan report for 220.181.38.149 Host is up (0.16s latency). Nmap scan report for 220.181.38.150 Host is up (0.16s latency). Nmap scan report for 220.181.38.151 Host is up (0.16s latency). Nmap scan report for 220.181.38.152 Host is up (0.17s latency). Nmap scan report for 220.181.38.153 Host is up (0.17s latency). Nmap scan report for 220.181.38.154 Host is up (0.17s latency). Nmap scan report for mx10.baidu.com (220.181.38.155) Host is up (0.16s latency). Nmap scan report for 220.181.38.156 Host is up (0.17s latency). Nmap scan report for 220.181.38.157 Host is up (0.17s latency). Nmap scan report for 220.181.38.158 Host is up (0.16s latency). Nmap scan report for 220.181.38.159 Host is up (0.18s latency). Nmap scan report for 220.181.38.160 Host is up (0.17s latency). Nmap scan report for 220.181.38.161 Host is up (0.17s latency). Nmap scan report for 220.181.38.162 Host is up (0.16s latency). Nmap scan report for 220.181.38.163 Host is up (0.16s latency). Nmap scan report for 220.181.38.164 Host is up (0.16s latency). Nmap scan report for 220.181.38.165 Host is up (0.16s latency). Nmap scan report for 220.181.38.166 Host is up (0.16s latency). Nmap scan report for 220.181.38.167 Host is up (0.17s latency). Nmap scan report for 220.181.38.168 Host is up (0.17s latency). Nmap scan report for 220.181.38.170 Host is up (0.17s latency). Nmap scan report for 220.181.38.171 Host is up (0.16s latency). Nmap scan report for 220.181.38.172 Host is up (0.16s latency). Nmap scan report for 220.181.38.173 Host is up (0.16s latency). Nmap scan report for 220.181.38.174 Host is up (0.18s latency). Nmap scan report for 220.181.38.175 Host is up (0.16s latency). Nmap scan report for 220.181.38.176 Host is up (0.21s latency). Nmap scan report for 220.181.38.177 Host is up (0.17s latency). Nmap scan report for 220.181.38.178 Host is up (0.16s latency). Nmap scan report for 220.181.38.179 Host is up (0.15s latency). Nmap scan report for 220.181.38.180 Host is up (0.17s latency). Nmap scan report for 220.181.38.181 Host is up (0.16s latency). Nmap scan report for 220.181.38.182 Host is up (0.16s latency). Nmap scan report for 220.181.38.183 Host is up (0.18s latency). Nmap scan report for 220.181.38.184 Host is up (0.16s latency). Nmap scan report for 220.181.38.185 Host is up (0.17s latency). Nmap scan report for 220.181.38.186 Host is up (0.16s latency). Nmap scan report for 220.181.38.187 Host is up (0.16s latency). Nmap scan report for 220.181.38.188 Host is up (0.17s latency). Nmap scan report for 220.181.38.189 Host is up (0.16s latency). Nmap scan report for 220.181.38.190 Host is up (0.17s latency). Nmap scan report for 220.181.38.191 Host is up (0.17s latency). Nmap scan report for 220.181.38.192 Host is up (0.16s latency). Nmap scan report for 220.181.38.193 Host is up (0.16s latency). Nmap scan report for 220.181.38.194 Host is up (0.17s latency). Nmap scan report for 220.181.38.195 Host is up (0.17s latency). Nmap scan report for 220.181.38.196 Host is up (0.17s latency). Nmap scan report for 220.181.38.197 Host is up (0.17s latency). Nmap scan report for 220.181.38.198 Host is up (0.17s latency). Nmap scan report for 220.181.38.199 Host is up (0.16s latency). Nmap scan report for 220.181.38.200 Host is up (0.17s latency). Nmap scan report for 220.181.38.201 Host is up (0.17s latency). Nmap scan report for 220.181.38.202 Host is up (0.17s latency). Nmap scan report for 220.181.38.203 Host is up (0.16s latency). Nmap scan report for 220.181.38.204 Host is up (0.15s latency). Nmap scan report for 220.181.38.205 Host is up (0.17s latency). Nmap scan report for 220.181.38.206 Host is up (0.16s latency). Nmap scan report for 220.181.38.207 Host is up (0.16s latency). Nmap scan report for 220.181.38.208 Host is up (0.16s latency). Nmap scan report for 220.181.38.209 Host is up (0.17s latency). Nmap scan report for 220.181.38.210 Host is up (0.17s latency). Nmap scan report for 220.181.38.211 Host is up (0.16s latency). Nmap scan report for 220.181.38.213 Host is up (0.17s latency). Nmap scan report for 220.181.38.214 Host is up (0.17s latency). Nmap scan report for 220.181.38.215 Host is up (0.17s latency). Nmap scan report for 220.181.38.216 Host is up (0.17s latency). Nmap scan report for 220.181.38.217 Host is up (0.16s latency). Nmap scan report for 220.181.38.218 Host is up (0.16s latency). Nmap scan report for 220.181.38.219 Host is up (0.17s latency). Nmap scan report for 220.181.38.220 Host is up (0.17s latency). Nmap scan report for 220.181.38.221 Host is up (0.17s latency). Nmap scan report for 220.181.38.222 Host is up (0.16s latency). Nmap scan report for 220.181.38.223 Host is up (0.17s latency). Nmap scan report for 220.181.38.224 Host is up (0.17s latency). Nmap scan report for 220.181.38.225 Host is up (0.16s latency). Nmap scan report for 220.181.38.226 Host is up (0.17s latency). Nmap scan report for 220.181.38.227 Host is up (0.17s latency). Nmap scan report for 220.181.38.228 Host is up (0.17s latency). Nmap scan report for 220.181.38.229 Host is up (0.17s latency). Nmap scan report for 220.181.38.230 Host is up (0.17s latency). Nmap scan report for 220.181.38.231 Host is up (0.17s latency). Nmap scan report for 220.181.38.232 Host is up (0.16s latency). Nmap scan report for 220.181.38.233 Host is up (0.16s latency). Nmap scan report for 220.181.38.234 Host is up (0.17s latency). Nmap scan report for 220.181.38.235 Host is up (0.17s latency). Nmap scan report for 220.181.38.236 Host is up (0.17s latency). Nmap scan report for 220.181.38.237 Host is up (0.18s latency). Nmap scan report for 220.181.38.238 Host is up (0.17s latency). Nmap scan report for 220.181.38.239 Host is up (0.16s latency). Nmap scan report for 220.181.38.240 Host is up (0.15s latency). Nmap scan report for 220.181.38.241 Host is up (0.16s latency). Nmap scan report for 220.181.38.242 Host is up (0.16s latency). Nmap scan report for 220.181.38.243 Host is up (0.17s latency). Nmap scan report for 220.181.38.244 Host is up (0.16s latency). Nmap scan report for 220.181.38.245 Host is up (0.17s latency). Nmap scan report for 220.181.38.246 Host is up (0.17s latency). Nmap scan report for 220.181.38.247 Host is up (0.16s latency). Nmap scan report for mx9.baidu.com (220.181.38.248) Host is up (0.17s latency). Nmap scan report for 220.181.38.249 Host is up (0.16s latency). Nmap scan report for 220.181.38.250 Host is up (0.16s latency). Nmap scan report for 220.181.38.251 Host is up (0.16s latency). Nmap scan report for 220.181.38.252 Host is up (0.17s latency). Nmap scan report for 220.181.38.253 Host is up (0.17s latency). Nmap scan report for 220.181.38.254 Host is up (0.16s latency). Nmap done: 256 IP addresses (125 hosts up) scanned in 24.79 seconds

显示当前使用的网络接口

Apr 29, 2021

$ ip addr | awk '/state UP/ {print $2}' | sed 's/.$//' 输出结果 eth0 eth1

将时间从纪元格式转换为ISO格式

Apr 27, 2021

printf '%(%FT%T)T\n' 1606752450 无需perl, awk, 或 /usr/bin/date，bash内置"printf"函数就能搞定。 输出 2020-11-30T11:07:30

Ubuntu21.04安装Gnome40

Apr 25, 2021

ubuntu21.04可以通过PPA源的方法安装gnome40，方法如下： sudo add-apt-repository ppa:shemgp/gnome-40 #添加PPA源 sudo apt install mutter gnome-shell sudo apt upgrade 安装完成后重启系统，在会话选择中选择GNOME即可进入。 …

JingOS试用体验

Mar 17, 2021

JingOS-全球首个基于ARM架构，专为平板打造的Linux。 此次为虚拟机安装试用体验，虚拟机配置如下： LiveCD系统体验 磁盘检查&引导加载 欢迎界面 …

RB750Gr3安装OpenWRT实例

Feb 28, 2021

RB750Gr3备份license key 原系统的license key最好备份下，以备还原官方系统。 电脑连接路由器LAN口，用Winbox登录路由器，在system下找到license管理，将license export即可备份。 …

OpenWRT/LEDE更换国内源

Feb 27, 2021

https://mirrors.ustc.edu.cn/openwrt/ 说明： OpenWRT/LEDE 下载站镜像。 这是对https://downloads.openwrt.org/的完整镜像，内容包括官方支持的平台的 ROM、SDK 及工具链、软件仓库镜像等。 …