IPv6正在发展许多网络厂商也正在组织力量开发IPv4转换到IPv6的产品，无论如何，IPv4终将被IPv6所替代，这是历史发展的必然规律。-IPv6 is the development of many network vendors are also being organized to develop IPv4 to IPv6 conversion products, in any case, IPv4 will eventually be replaced by IPv6, which