Snarf.Udp.UdpListener.IsInSameSubnet C# (CSharp) Метод

        public static bool IsInSameSubnet(IPAddress localAddress, IPAddress otherAddress)
        {
            try {
                // handle loopback addresses and IPv6 local addresses
                if (IPAddress.IsLoopback(otherAddress)
                        || otherAddress.IsIPv6LinkLocal
                        || otherAddress.IsIPv6SiteLocal)
                    return true;

                IPAddress subnetMask = GetLocalSubnetMask(localAddress);
                IPAddress network1 = GetNetworkAddress(localAddress, subnetMask);
                IPAddress network2 = GetNetworkAddress(otherAddress, subnetMask);
                return network1.Equals(network2);
            }
            catch {
                Console.WriteLine(String.Format("Could not determine subnet. Local address: {0} - Remote Address: {1}", localAddress, otherAddress));
            }
            return false;
        }