Reset NIC (Network Interface Card) and Firewall Settings
Reset Network Card and Firewall settings
Start from elevated prompt
Reset firewall and NIC configuration states with netsh
Export current active policy of Windows Firewall to a specified file.
```dos netsh advfirewall export %temp%\advfirewall.wfw ````
Restore the Windows Firewall with Advanced Security policy to the default policy. In a Group Policy object, this command returns all settings to not configured and deletes all connection security and firewall rules.
```dos netsh advfirewall reset ````
Resets the BranchCache service. Flushes the local cache. Every configuration parameter of BranchCache will be reset to its default value.
```dos netsh branchcache reset ````
Resets TCP/IP and related components to a clean state.
```dos netsh int ipv4 reset %temp%\ipv4_rst.log ````
Resets IPv6 configuration state.
```dos netsh int ipv6 reset %temp%\ipv6_rst.log ````
Resets Winsock Catalog to a clean state. All Winsock Layered Service Providers which were previously installed must be reinstalled. This command does not affect Winsock Name Space Provider entries.
```dos netsh winsock reset catalog ````
Enable / Disable network card (NIC) using netsh
Show network interfaces (interface name to be used to disable / enable network card).
```dos netsh interface show interface ````
Disable network interface by name
```dos netsh interface set interface name="Local Area Connection" admin=disabled ````
Enable network interface by name
```dos netsh interface set interface name="Local Area Connection" admin=enabled ````
Enable / Disable network card interface using WMIC
Get NIC list and index number:
```dos wmic nic get name, index ````
Enable NIC with index number: (eg: 7)
```dos wmic path win32_networkadapter where index=7 call enable ````
Disable NIC with index number: (eg: 7)
```dos wmic path win32_networkadapter where index=7 call disable ````
Enable by name
```dos wmic path win32_networkadapter where NetConnectionID="Wireless Network Connection" call disable ````
Disable by name
```dos wmic path win32_networkadapter where NetConnectionID="Wireless Network Connection" call enable ````