INetFwService::get_IpVersion method (netfw.h)
[The Windows Firewall API is available for use in the operating systems specified in the Requirements section. It may be altered or unavailable in subsequent versions. For Windows Vista and later, use of the Windows Firewall with Advanced Security API is recommended.]
Specifies the firewall IP version for which the service is authorized.
This property is read/write.
HRESULT get_IpVersion( NET_FW_IP_VERSION *ipVersion );
Only NET_FW_IP_VERSION_ANY is supported.
|Minimum supported client||Windows Vista, Windows XP with SP2 [desktop apps only]|
|Minimum supported server||Windows Server 2003 with SP1 [desktop apps only]|
|DLL||FirewallAPI.dll; Hnetcfg.dll on Windows XP with SP2|