这个命令是用于管理firewalld防火墙的工具，它的全称是firewall command。它的参数和含义如下：–permanent : 这是一个选项，表示使设置永久生效，不加的话机器重启之后失效，它的英文全写是permanent。–add-port=82/tcp : 这是一个选项，表示添加一个端口和协议的规则，它的英文全写是add port。其中，82是端口...
# firewall-cmd --zone=public --add-masquerade 然后转发 tcp 22 端口至 3753 # firewall-cmd --zone=public --add-forward-port=port=22:proto=tcp:toport=3753 转发22 端口数据至另一个 ip 的相同端口上 # firewall-cmd --zone=public --add-forward-port=port=22:proto=tcp:toaddr=192.168.1.100...
firewall-cmd --zone=public --add-port=80/tcp --permanent (--permanent永久生效,没有此参数重启后失效) firewall-cmd --add-port=80/tcp --permanent 2、删除tcp的80端口: firewall-cmd --remove-port=80/tcp --permanent firewall-cmd --zone= public --remove-port=80/tcp --permanent 参数解释 ...
firewall-cmd --permanent [--zone = <zone>] --add-port = <port> [ - <port>] / <protocol> 在区域中永久禁用端口和协议组合 firewall-cmd --permanent [--zone = <zone>] --remove-port = <port> [ - <port>] / <protocol> 查询区域中是否永久启用端口和协议组合 firewall-cmd --permanent...
For more information about how to add firewall rules, run the following command: Console netsh advfirewall firewall add rule ? Command example 2: Enable a port Old commandNew command netsh firewall add portopening TCP 80 "Open Port 80"netsh advfirewall firewall add rule name= "Open Port ...
$sudofirewall-cmd --add-port1622/tcp--permanentsuccess $sudofirewall-cmd--reload To remove that port, use--remove-port: $sudofirewall-cmd --remove-port1622/tcp--permanentsuccess $sudofirewall-cmd--reload Walls of fire There’s a lot more you can do withfirewall-cmd, such as defining...
Adding a port to the exceptions list can lessen the security of your computer because the port will be open any time the computer is running. You should add ports to the exceptions list only when it is not possible to add a program to the exceptions list. ...
firewall-cmd --add-service=http Example 2 Enable port 443/tcp immediately and permanently in default zone. To make the change effective immediately and also after restart we need two commands. The first command makes the change in runtime configuration, i.e. makes it effective immediately, ...
PowerShell Command Prompt PowerShell Copy New-NetFirewallRule -DisplayName "Allow Encrypted Inbound Telnet to Group Members Only" -Program %SystemRoot%\System32\tlntsvr.exe -Protocol TCP -Direction Inbound -Action Allow -Local...
firewall-b/sec/stby#(config)#interface Port-channel1 firewall-b/sec/stby#(config-if)#no shutdown firewall-b/sec/stby#(config)#exit firewall-b/sec/stby# 5. Configure failover commands. For example: firewall-a/pri/act# sh run | inc fail ...