public override int GetHashCode()
 {
     unchecked
     {
         int hashCode = 0;
         hashCode = (hashCode * 397) ^ (From.GetHashCode());
         hashCode = (hashCode * 397) ^ (TransportType.GetHashCode());
         hashCode = (hashCode * 397) ^ (To != null ? To.GetHashCode() : 0);
         return(hashCode);
     }
 }