dotnet-core_mail-server/MailServer/DNS/QueryClass.cs

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2016-11-26 11:11:27 +00:00
using System;
using System.Linq;
namespace DnsClient
{
/* RFC 1035 (https://tools.ietf.org/html/rfc1035#section-3.2.4)
* 3.2.4. CLASS values
*
CLASS fields appear in resource records. The following CLASS mnemonics
and values are defined:
IN 1 the Internet
CS 2 the CSNET class (Obsolete - used only for examples in
some obsolete RFCs)
CH 3 the CHAOS class
HS 4 Hesiod [Dyer 87]
*/
/// <summary>
/// CLASS fields appear in resource records.
/// </summary>
public enum QueryClass : short
{
/// <summary>
/// The Internet.
/// </summary>
IN = 1,
/// <summary>
/// The CSNET class (Obsolete - used only for examples in some obsolete RFCs).
/// </summary>
CS = 2,
/// <summary>
/// The CHAOS class.
/// </summary>
CH = 3,
/// <summary>
/// Hesiod [Dyer 87].
/// </summary>
HS = 4
}
}