IPInterfaceProperties Class

public static void ShowIPAddresses(IPInterfaceProperties adapterProperties)
{
    IPAddressCollection dnsServers = adapterProperties.DnsAddresses;
    if (dnsServers != null)
    {
        foreach (IPAddress dns in dnsServers)
        {
            Console.WriteLine("  DNS Servers ............................. : {0}", 
                dns.ToString()
           );
        }
    }
    IPAddressInformationCollection anyCast = adapterProperties.AnycastAddresses;
    if (anyCast != null)
    {
        foreach (IPAddressInformation any in anyCast)
        {
            Console.WriteLine("  Anycast Address .......................... : {0} {1} {2}", 
                any.Address,
                any.IsTransient ? "Transient" : "", 
                any.IsDnsEligible ? "DNS Eligible" : ""
            );
        }
        Console.WriteLine();
    }

    MulticastIPAddressInformationCollection multiCast = adapterProperties.MulticastAddresses;
    if (multiCast != null)
    {
        foreach (IPAddressInformation multi in multiCast)
        {
            Console.WriteLine("  Multicast Address ....................... : {0} {1} {2}", 
                multi.Address,
                multi.IsTransient ? "Transient" : "", 
                multi.IsDnsEligible ? "DNS Eligible" : ""
            );
        }
        Console.WriteLine();
    }
    UnicastIPAddressInformationCollection uniCast = adapterProperties.UnicastAddresses;
    if (uniCast != null)
    {
        string lifeTimeFormat = "dddd, MMMM dd, yyyy  hh:mm:ss tt";
        foreach (UnicastIPAddressInformation uni in uniCast)
        {
            DateTime when;

            Console.WriteLine("  Unicast Address ......................... : {0}", uni.Address);
            Console.WriteLine("     Prefix Origin ........................ : {0}", uni.PrefixOrigin);
            Console.WriteLine("     Suffix Origin ........................ : {0}", uni.SuffixOrigin);
            Console.WriteLine("     Duplicate Address Detection .......... : {0}", 
                uni.DuplicateAddressDetectionState);

            // Format the lifetimes as Sunday, February 16, 2003 11:33:44 PM 
            // if en-us is the current culture. 

            // Calculate the date and time at the end of the lifetimes.    
            when = DateTime.UtcNow + TimeSpan.FromSeconds(uni.AddressValidLifetime);
            when = when.ToLocalTime();    
            Console.WriteLine("     Valid Life Time ...................... : {0}", 
                when.ToString(lifeTimeFormat,System.Globalization.CultureInfo.CurrentCulture)
            );
            when = DateTime.UtcNow + TimeSpan.FromSeconds(uni.AddressPreferredLifetime);   
            when = when.ToLocalTime();      
            Console.WriteLine("     Preferred life time .................. : {0}", 
                when.ToString(lifeTimeFormat,System.Globalization.CultureInfo.CurrentCulture)
            ); 

            when = DateTime.UtcNow + TimeSpan.FromSeconds(uni.DhcpLeaseLifetime);
            when = when.ToLocalTime(); 
            Console.WriteLine("     DHCP Leased Life Time ................ : {0}", 
                when.ToString(lifeTimeFormat,System.Globalization.CultureInfo.CurrentCulture)
            );
        }
        Console.WriteLine();
    }
}