int FindByIPIdx(uint32_t /*ip*/, USER_PTR * /*user*/) const
{ return -1; }
bool IsIPInIndex(uint32_t /*ip*/) const { return false; }
int FindByIPIdx(uint32_t /*ip*/, USER_PTR * /*user*/) const
{ return -1; }
bool IsIPInIndex(uint32_t /*ip*/) const { return false; }