centos，ubuntu配置静态ip
ubuntu 配置静态ipvi /etc/netplan/00-installer-config.yamlnetwork: version: 2 ethernets: eno3: addresses: - 192.168.8.215/24 #ip gat
linux iptables 案例
root@master:~# iptables -t filter -L -nChain INPUT (policy ACCEPT)target prot opt source destination KUBE-FIREWALL all --
安装centos系统，安装python3
python安装包文章：https://blog.csdn.net/fanxl10/article/details/106854062?spm=1001.2014.3001.5506zipimport.ZipImportError: can’t decompress data; zlib not a
linux开放端口
CentOS开放指定端口：1、开启防火墙systemctl start firewalld2、开放指定端口firewall-cmd --zone=public --add-port=1935/tcp --permanent命令含义：--zone #作用域--add-port=1935/tcp #添
