[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessParametersFirewallPolicy]
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessParameters
FirewallPolicyDomainProfile]
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessParametersFirewallPolicy
DomainProfileAuthorizedApplications]
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessParametersFirewallPolicy
DomainProfileAuthorizedApplicationsList]
"%windir%system32sessmgr.exe"="%windir%system32sessmgr.exe:*:enabled:
@xpsp2res.dll,-22019"
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessParametersFirewallPolicy
StandardProfile]
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessParametersFirewallPolicy
StandardProfileAuthorizedApplications]
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessParametersFirewallPolicy
StandardProfileAuthorizedApplicationsList]
"%windir%system32sessmgr.exe"="%windir%system32sessmgr.exe:*:enabled:
@xpsp2res.dll,-22019"
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessSetup]
"ServiceUpgrade"=dword:00000001
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessSetup
InterfacesUnfirewalledAtUpdate]
"All"=dword:00000001
[HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesSharedAccessEnum]
"0"="RootLEGACY_SHAREDACCESS000"
"Count"=dword:00000001
"NextInstance"=dword:00000001
2.双击 Sharedaccess.reg，将此文件的内容合并到注册表可创建防火墙项。
3.重新启动 Windows。
4.单击 开始-运行，输入cmd，确定。
5.在命令提示符，键入以下命令：Netsh firewall reset ，回车。
6.单击 开始-运行，输入firewall.cpl，确定。
7.配置与要使用 Windows 防火墙设置。
如果这些方法都不起作用，请换张盘重新安装 Windows XP SP3/2003/7。