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== Prerequisites ==
 
== Prerequisites ==
 
You must have access to the PC you want to disable the Firewall on.<br>
 
You must have access to the PC you want to disable the Firewall on.<br>
Possible options: Local access, a remote shell like telnet, or you must have admin access to the computer and be on another computer within the same subnet.<br>
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Possible options: Local access, a remote shell like telnet, or you must have admin access to the computer and be on another computer within the same subnet (this requires PSEXEC).<br>
  
 
== Checking the Firewall Status ==
 
== Checking the Firewall Status ==
The 'SC' command allows us to check the firewall status.
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The 'NetSH' command allows us to check the firewall status.
From Local Shell
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  netsh firewall show opmode
  sc firewall show opmode
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From Remote Shell
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sc \\RemoteHostname firewall show opmode
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== Disabling the Firewall ==
 
== Disabling the Firewall ==
From Local Shell
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  netsh firewall set opmode DISABLE
  sc firewall set opmode DISABLE
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From Remote Shell
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sc \\RemoteHostname firewall set opmode DISABLE
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== Enabling the Firewall ==
 
== Enabling the Firewall ==
From Local Shell
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  netsh firewall set opmode ENABLE
  sc firewall set opmode ENABLE
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From Remote Shell
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sc \\RemoteHostname firewall set opmode ENABLE
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== Notes ==
 
== Notes ==
 
1) You can also disable the XP Firewall via Group Policy is your computers are on a Windows 2000+ domain.
 
1) You can also disable the XP Firewall via Group Policy is your computers are on a Windows 2000+ domain.

Revision as of 18:12, 19 August 2008

How to disable the XP firewall from the commandline

There are many Network Administration tasks that can't be accomplished when the XP Firewall is enabled. Since the release of XP SP2 the Firewall is enabled by default. Here is a way to disable the firewall from the commandline which can be very usefull.

Prerequisites

You must have access to the PC you want to disable the Firewall on.
Possible options: Local access, a remote shell like telnet, or you must have admin access to the computer and be on another computer within the same subnet (this requires PSEXEC).

Checking the Firewall Status

The 'NetSH' command allows us to check the firewall status.

netsh firewall show opmode


Disabling the Firewall

netsh firewall set opmode DISABLE

Enabling the Firewall

netsh firewall set opmode ENABLE


Notes

1) You can also disable the XP Firewall via Group Policy is your computers are on a Windows 2000+ domain.