How to use the netsh command to set an IP address.

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本文详细介绍了如何使用netsh命令行工具进行Windows防火墙的高级管理，包括显示当前IP地址、更改IP地址、设置DNS、启用端口、删除已启用的程序或端口、启用特定服务、开启Windows防火墙、恢复策略默认设置等操作，同时提供了在Windows 11/10中打开Windows Defender防火墙的方法。

Catalogue:

Display current IP address

Delete enabled programs or ports

Enable specific services

Enable Windows firewall

Restore policy defaults

How to open Windows Firewall in Windows 11/10

Reference Links:

Display current IP address:

\>netsh interface ip show address

Configuration for interface "Ethernet"
    DHCP enabled:                         No
    IP Address:                           192.168.0.25
    Subnet Prefix:                        192.168.0.0/24 (mask 255.255.255.0)
    Default Gateway:                      192.168.0.1
    Gateway Metric:                       32
    InterfaceMetric:                      35

Configuration for interface "Loopback Pseudo-Interface 1"
    DHCP enabled:                         No
    IP Address:                           127.0.0.1
    Subnet Prefix:                        127.0.0.0/8 (mask 255.0.0.0)
    InterfaceMetric:                      75

Change IP address:

\>netsh interface ip set addr Ethernet static 192.168.1.25 255.255.255.0 192.168.1.1
\>ipconfig

Windows IP Configuration


Ethernet adapter Ethernet:

   Connection-specific DNS Suffix  . :
   Link-local IPv6 Address . . . . . : XXXX::XXXX:XXXX:XXXX:XXXX%N
   IPv4 Address. . . . . . . . . . . : 192.168.1.25
   Subnet Mask . . . . . . . . . . . : 255.255.255.0
   Default Gateway . . . . . . . . . : 192.168.1.1

Set DNS:

\>netsh interface ip set dns Ethernet static 202.96.69.38
\>netsh interface ip add dns Ethernet 219.148.204.66
\>netsh interface ip show dns

Configuration for interface "Ethernet"
    Statically Configured DNS Servers:    202.96.69.38
                                          219.148.204.66
    Register with which suffix:           Primary only

Configuration for interface "Loopback Pseudo-Interface 1"
    Statically Configured DNS Servers:    None
    Register with which suffix:           Primary only

About Firewall:

\>netsh advfirewall firewall add rule name=RULENAME dir=in program="C:\ProgramPath\AppName.exe" action=allow
Ok.


\>netsh advfirewall firewall show rule name=RULENAME

Rule Name:                            RULENAME
----------------------------------------------------------------------
Enabled:                              Yes
Direction:                            In
Profiles:                             Domain,Private,Public
Grouping:
LocalIP:                              Any
RemoteIP:                             Any
Protocol:                             Any
Edge traversal:                       No
Action:                               Allow