docker 打包失败，

Err:1 http://mirrors.aliyun.com/debian bullseye InRelease Temporary failure resolving 'mirrors.aliyun.com'

解决方案：

在docker 的 daemon.json 中加入如下配置：

swagger 无法对类的对象属性设置为只读方法的解决方案。

只需要在属性所对应的类上设置[SwaggerSchema(Readonly=true)]即可，同时在属性上也加上这个标签。

C# 如何将子网掩码转换为数值

https://stackoverflow.com/questions/8711522/calculating-the-number-of-bits-in-a-subnet-mask-in-c-sharp

C# 如何获取网卡列表、及网卡关联的子网掩码、IP地址

   List networks = new List();
   NetworkInterface[] networkInterfaces = NetworkInterface.GetAllNetworkInterfaces();
   networks = networkInterfaces.Select(m => m.Name + ":" + (m.GetIPProperties().GatewayAddresses.Count > 0 ? m.GetIPProperties().GatewayAddresses[0].Address.MapToIPv4() : string.Empty) + ":" + (m.GetIPProperties().UnicastAddresses.FirstOrDefault(n=>n.Address.AddressFamily==AddressFamily.InterNetwork).Address.MapToIPv4())+":"+ m.GetIPProperties().UnicastAddresses.FirstOrDefault(n => n.Address.AddressFamily == AddressFamily.InterNetwork).IPv4Mask.MapToIPv4()).ToList();