针对你遇到的问题“linux sudo: firewall-cmd: command not found”,我们可以按照以下步骤进行排查和解决: 确认firewall-cmd是否已安装: firewall-cmd是firewalld服务的管理工具。首先,我们需要确认firewalld是否已经安装在系统上。可以通过以下命令来检查: bash rpm -qa | grep firewalld 或者(对于基于Debian的...
错误1:Command 'ifconfig' not found, but can be installed with:apt install net-tools sudo apt install net-tools 错误2:Command 'firewall-cmd' not found, but can be installed with:apt install firewalld sudo apt install firewalld 错误3:无法联通外网 cd /etc/sysconfig/network-scripts vim ifcf...
firewall -cmd是firewall的核心命令 查看防火墙状态:firewall-cmd --state 查看防火墙允许的端口号:firewall-cmd --list-ports 采用tcp方式进行通信时,设置防火墙允许访问的端口号是8080 : firewall-cmd --zone=public --permanent --add-port=8080/tcp zone:访问区域:防火墙默认区域,表示都允许访问 permanent :...
linux:~ # SuSEfirewall2 stop 启动
sudo firewall-cmd –version “` 如果提示“firewall-cmd: command not found”,则需要通过以下命令安装firewalld: “`shell sudo apt-get install firewalld “` 一旦firewalld已安装,可以使用以下命令启用SSH端口(默认为端口22): “`shell sudo firewall-cmd –permanent –add-port=22/tcp ...
Once the system is updated we are ready to show you the basic firewall-cmd commands in Linux. 1. Install Firewalld Let’s check what we will get if we execute thefirewall-cmdcommand. root@host:~# firewall-cmd Command 'firewall-cmd' not found, but can be installed with: ...
sudo firewall-cmd --state 说明 not running:系统防火墙为关闭状态。 running:系统防火墙为开启状态。 出现报错-bash: firewall-cmd: command not found:表示未安装系统防火墙,若您需开启防火墙,请执行命令sudo yum install firewalld -y安装防火墙,再参考下方操作开启。
2)unzip zip(压缩\解压缩) : yum install -y unzip zip 3)rz (文件上传) : yum -y install lrzsz 4)jdk(java):yum install java-1.8.0-openjdk 5)安装wget: yum -y install wget 6)firewall-cmd:yum install firewalld systemd -y 7)安装更新系统时间:yum install ntpdate ...
systemctl enable firewalld.service # 禁止开机自启 systemctl disable firewalld.service 6.8 查看端口开放情况 firewall-cmd --list-port 如果提示FirewallD is not running,说明防火墙处于关闭状态 6.9 防火墙开启状态下开放端口 firewall-cmd --zone=public --add-port=3334/tcp --permanent ...
– 允许所有端口的出站连接:`firewall-cmd –zone=public –add-port=全部端口/tcp –permanent` 4. nmap命令:nmap是一个网络探测和安全评估工具,可以用来扫描主机的开放端口。以下是一些常用的用法: – 扫描指定主机的开放端口:`nmap -p 端口号 主机IP` ...