C# Definition:

        enum ADDRESS_FAMILIES : short
        {
            /// <summary>
            /// Unspecified [value = 0].
            /// </summary>
            AF_UNSPEC = 0,
            /// <summary>
            /// Local to host (pipes, portals) [value = 1].
            /// </summary>
            AF_UNIX = 1,
            /// <summary>
            /// Internetwork: UDP, TCP, etc [value = 2].
            /// </summary>
            AF_INET = 2,
            /// <summary>
            /// Arpanet imp addresses [value = 3].
            /// </summary>
            AF_IMPLINK = 3,
            /// <summary>
            /// Pup protocols: e.g. BSP [value = 4].
            /// </summary>
            AF_PUP = 4,
            /// <summary>
            /// Mit CHAOS protocols [value = 5].
            /// </summary>
            AF_CHAOS = 5,
            /// <summary>
            /// XEROX NS protocols [value = 6].
            /// </summary>
            AF_NS = 6,
            /// <summary>
            /// IPX protocols: IPX, SPX, etc [value = 6].
            /// </summary>
            AF_IPX = 6,
            /// <summary>
            /// ISO protocols [value = 7].
            /// </summary>
            AF_ISO = 7,
            /// <summary>
            /// OSI is ISO [value = 7].
            /// </summary>
            AF_OSI = 7,
            /// <summary>
            /// european computer manufacturers [value = 8].
            /// </summary>
            AF_ECMA = 8,
            /// <summary>
            /// datakit protocols [value = 9].
            /// </summary>
            AF_DATAKIT = 9,
            /// <summary>
            /// CCITT protocols, X.25 etc [value = 10].
            /// </summary>
            AF_CCITT = 10,
            /// <summary>
            /// IBM SNA [value = 11].
            /// </summary>
            AF_SNA = 11,
            /// <summary>
            /// DECnet [value = 12].
            /// </summary>
            AF_DECnet = 12,
            /// <summary>
            /// Direct data link interface [value = 13].
            /// </summary>
            AF_DLI = 13,
            /// <summary>
            /// LAT [value = 14].
            /// </summary>
            AF_LAT = 14,
            /// <summary>
            /// NSC Hyperchannel [value = 15].
            /// </summary>
            AF_HYLINK = 15,
            /// <summary>
            /// AppleTalk [value = 16].
            /// </summary>
            AF_APPLETALK = 16,
            /// <summary>
            /// NetBios-style addresses [value = 17].
            /// </summary>
            AF_NETBIOS = 17,
            /// <summary>
            /// VoiceView [value = 18].
            /// </summary>
            AF_VOICEVIEW = 18,
            /// <summary>
            /// Protocols from Firefox [value = 19].
            /// </summary>
            AF_FIREFOX = 19,
            /// <summary>
            /// Somebody is using this! [value = 20].
            /// </summary>
            AF_UNKNOWN1 = 20,
            /// <summary>
            /// Banyan [value = 21].
            /// </summary>
            AF_BAN = 21,
            /// <summary>
            /// Native ATM Services [value = 22].
            /// </summary>
            AF_ATM = 22,
            /// <summary>
            /// Internetwork Version 6 [value = 23].
            /// </summary>
            AF_INET6 = 23,
            /// <summary>
            /// Microsoft Wolfpack [value = 24].
            /// </summary>
            AF_CLUSTER = 24,
            /// <summary>
            /// IEEE 1284.4 WG AF [value = 25].
            /// </summary>
            AF_12844 = 25,
            /// <summary>
            /// IrDA [value = 26].
            /// </summary>
            AF_IRDA = 26,
            /// <summary>
            /// Network Designers OSI &amp; gateway enabled protocols [value = 28].
            /// </summary>
            AF_NETDES = 28,
            /// <summary>
            /// [value = 29].
            /// </summary>
            AF_TCNPROCESS = 29,
            /// <summary>
            /// [value = 30].
            /// </summary>
            AF_TCNMESSAGE = 30,
            /// <summary>
            /// [value = 31].
            /// </summary>
            AF_ICLFXBM = 31
        }

User-Defined Types:

None.

Alternative Managed API:

System.Net.Sockets.AddressFamily

Notes:

None.

Tips & Tricks:

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Sample Code:

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