etsysNatStaticRuleAddressType 1.3.6.1.4.1.5624.1.2.75.2.4.1.1

The Internet Protocol version. The value of this property affects the size and format of: etsysNatStaticRuleLocalIpAddr, and etsysNatStaticRuleGlobalIpAddr both objects must be of the same INET Address Type.