root@37e20725f95d:/usr/local/apache2# ifconfig
bash: ifconfig: command not found
备注：debian默认没有安装ifconfig
查看redhat（Centos）版本：cat /etc/redhat-release
查看debian（ubuntu）版本：cat /etc/issue
Debian系统：
apt-get install net-tools
Maybe you could buy me a cup of coffee.
Scan this qrcode
Open alipay app scan this qrcode, buy me a coffee!
Scan this qrcode
Open wechat app scan this qrcode, buy me a coffee!