<Type Name="SocketOptionLevel" FullName="System.Net.Sockets.SocketOptionLevel" FullNameSP="System_Net_Sockets_SocketOptionLevel" Maintainer="ecma">
  <TypeSignature Language="ILASM" Value=".class public sealed serializable SocketOptionLevel extends System.Enum" />
  <TypeSignature Language="C#" Value="public enum SocketOptionLevel" />
  <TypeSignature Language="ILAsm" Value=".class public auto ansi sealed SocketOptionLevel extends System.Enum" />
  <MemberOfLibrary>Networking</MemberOfLibrary>
  <AssemblyInfo>
    <AssemblyName>System</AssemblyName>
    <AssemblyPublicKey>[00 00 00 00 00 00 00 00 04 00 00 00 00 00 00 00 ]</AssemblyPublicKey>
    <AssemblyVersion>1.0.x.x</AssemblyVersion>
    <AssemblyVersion>1.0.5000.0</AssemblyVersion>
    <AssemblyVersion>2.0.0.0</AssemblyVersion>
    <AssemblyVersion>4.0.0.0</AssemblyVersion>
  </AssemblyInfo>
  <Base>
    <BaseTypeName>System.Enum</BaseTypeName>
  </Base>
  <Docs>
    <summary>
      <para> Specifies the option level associated with
 the <see cref="T:System.Net.Sockets.SocketOptionName" /> used in the <see cref="M:System.Net.Sockets.Socket.SetSocketOption(System.Net.Sockets.SocketOptionLevel,System.Net.Sockets.SocketOptionName,System.Int32)" /> and <see cref="M:System.Net.Sockets.Socket.GetSocketOption(System.Net.Sockets.SocketOptionLevel,System.Net.Sockets.SocketOptionName)" /> methods
 of the <see cref="T:System.Net.Sockets.Socket" /> class.
 </para>
    </summary>
    <remarks>
      <para>Some socket options apply only to specific
 protocols while others apply to all types. Members of this enumeration specify which protocol applies to
 a specific socket option. </para>
    </remarks>
  </Docs>
  <Members>
    <Member MemberName="IP">
      <MemberSignature Language="ILASM" Value=".field public static literal valuetype System.Net.Sockets.SocketOptionLevel IP = 0" />
      <MemberSignature Language="C#" Value="IP" />
      <MemberSignature Language="ILAsm" Value=".field public static literal valuetype System.Net.Sockets.SocketOptionLevel IP = int32(0)" />
      <MemberType>Field</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>1.0.5000.0</AssemblyVersion>
        <AssemblyVersion>2.0.0.0</AssemblyVersion>
        <AssemblyVersion>4.0.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>System.Net.Sockets.SocketOptionLevel</ReturnType>
      </ReturnValue>
      <Parameters />
      <MemberValue>IP</MemberValue>
      <Docs>
        <summary>
          <para> Specifies that members of the <see cref="T:System.Net.Sockets.SocketOptionName" /> enumeration apply to
   Internet Protocol (IP).
   </para>
          <para>The following table lists the members of the <see cref="T:System.Net.Sockets.SocketOptionName" /> enumeration used
with this level.</para>
          <list type="table">
            <listheader>
              <term>SocketOptionName</term>
              <description>Description of Socket Option Data</description>
            </listheader>
            <item>
              <term> HeaderIncluded</term>
              <description>A
      <see cref="T:System.Boolean" /> where <see langword="true" /> indicates
         the application is providing the IP header for outgoing
         datagrams. </description>
            </item>
            <item>
              <term> IPOptions</term>
              <description>A
      <see cref="T:System.Byte" /> array
         that specifies IP options to be inserted into outgoing
         datagrams.</description>
            </item>
            <item>
              <term> IpTimeToLive</term>
              <description>A <see cref="T:System.Int32" /> that specifies the
      time-to-live for datagrams. The time-to-live designates the number of
      networks on which the datagram is allowed to travel
      before being discarded by a
      router.</description>
            </item>
            <item>
              <term> MulticastInterface</term>
              <description>A <see cref="T:System.Byte" qualify="true" />
array that specifies the interface for outgoing multicast
packets.</description>
            </item>
            <item>
              <term> MulticastLoopback</term>
              <description>A
   <see cref="T:System.Boolean" /> where <see langword="true" /> enables multicast
      loopback. </description>
            </item>
            <item>
              <term> MulticastTimeToLive</term>
              <description>A <see cref="T:System.Int32" /> that specifies the
   time-to-live for multicast datagrams. </description>
            </item>
            <item>
              <term> TypeOfService</term>
              <description>A <see cref="T:System.Int32" /> that specifies the
   type of service field in the IP header. </description>
            </item>
            <item>
              <term> UseLoopback</term>
              <description>A
   <see cref="T:System.Boolean" /> where <see langword="true" /> indicates Bypass hardware when
      possible. </description>
            </item>
          </list>
        </summary>
      </Docs>
      <Excluded>0</Excluded>
    </Member>
    <Member MemberName="IPv6">
      <MemberSignature Language="C#" Value="IPv6" />
      <MemberSignature Language="ILAsm" Value=".field public static literal valuetype System.Net.Sockets.SocketOptionLevel IPv6 = int32(41)" />
      <MemberType>Field</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>1.0.5000.0</AssemblyVersion>
        <AssemblyVersion>2.0.0.0</AssemblyVersion>
        <AssemblyVersion>4.0.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>System.Net.Sockets.SocketOptionLevel</ReturnType>
      </ReturnValue>
      <MemberValue>IPv6</MemberValue>
      <Docs>
        <summary>To be added.</summary>
        <remarks>To be added.</remarks>
      </Docs>
    </Member>
    <Member MemberName="Socket">
      <MemberSignature Language="ILASM" Value=".field public static literal valuetype System.Net.Sockets.SocketOptionLevel Socket = 65535" />
      <MemberSignature Language="C#" Value="Socket" />
      <MemberSignature Language="ILAsm" Value=".field public static literal valuetype System.Net.Sockets.SocketOptionLevel Socket = int32(65535)" />
      <MemberType>Field</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>1.0.5000.0</AssemblyVersion>
        <AssemblyVersion>2.0.0.0</AssemblyVersion>
        <AssemblyVersion>4.0.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>System.Net.Sockets.SocketOptionLevel</ReturnType>
      </ReturnValue>
      <Parameters />
      <MemberValue>Socket</MemberValue>
      <Docs>
        <summary>
          <para>Specifies that members of the <see cref="T:System.Net.Sockets.SocketOptionName" /> enumeration are not specific to a particular protocol. </para>
          <para>The following table lists the members of the <see cref="T:System.Net.Sockets.SocketOptionName" /> enumeration used 
with this level.</para>
          <list type="table">
            <listheader>
              <term>SocketOptionName</term>
              <description>Description</description>
            </listheader>
            <item>
              <term> Broadcast</term>
              <description>A
      <see cref="T:System.Boolean" /> where <see langword="true" /> indicates broadcast messages are allowed to be sent to the socket. </description>
            </item>
            <item>
              <term> Debug</term>
              <description>A <see cref="T:System.Boolean" />
   where <see langword="true" /> indicates to record debugging information.</description>
            </item>
            <item>
              <term> DontLinger</term>
              <description>A <see cref="T:System.Boolean" />
where <see langword="true" /> indicates to close the socket without lingering.</description>
            </item>
            <item>
              <term> DontRoute</term>
              <description>A <see cref="T:System.Boolean" />
where <see langword="true" /> indicates not to route
data; <see langword="false" /> indicates to send data directly to interface addresses.</description>
            </item>
            <item>
              <term> Error</term>
              <description>A
   <see cref="T:System.Int32" /> that
      contains the error code associated with the last socket error. The error
      code is cleared by this option. This option is read-only.</description>
            </item>
            <item>
              <term> KeepAlive</term>
              <description>A <see cref="T:System.Boolean" />
where <see langword="true" /> (the default) indicates to enable keep-alives, which allows a connection to remain open after a request.</description>
            </item>
            <item>
              <term> OutOfBandInline</term>
              <description>A <see cref="T:System.Boolean" />
where <see langword="true" /> indicates to receive out-of-band data in the normal data stream.</description>
            </item>
            <item>
              <term> ReceiveBuffer</term>
              <description>A <see cref="T:System.Int32" /> that specifies the
   total per-socket buffer space reserved for receives. This is unrelated to
   the maximum message size or the size of a TCP window.</description>
            </item>
            <item>
              <term> ReceiveTimeout</term>
              <description>A
   <see cref="T:System.Int32" /> that
      specifies the maximum time, in milliseconds, the <see cref="M:System.Net.Sockets.Socket.Receive(System.Byte[],System.Int32,System.Net.Sockets.SocketFlags)" /> and <see cref="M:System.Net.Sockets.Socket.ReceiveFrom(System.Byte[],System.Int32,System.Int32,System.Net.Sockets.SocketFlags,System.Net.EndPoint@)" /> methods will block when attempting to
      receive data. If data is not received within this
      time, a <see cref="T:System.Net.Sockets.SocketException" /> exception is thrown.</description>
            </item>
            <item>
              <term> ReuseAddress</term>
              <description>A <see cref="T:System.Boolean" />
where <see langword="true" /> allows the socket to be bound to an address that is already in use.</description>
            </item>
            <item>
              <term> SendBuffer</term>
              <description>A <see cref="T:System.Int32" /> that specifies the total per-socket buffer space reserved for sends. This is unrelated to the maximum message size or the size of a TCP window.</description>
            </item>
            <item>
              <term> SendTimeout</term>
              <description>A
   <see cref="T:System.Int32" /> that
      specifies the maximum time, in milliseconds, the <see cref="M:System.Net.Sockets.Socket.Send(System.Byte[],System.Int32,System.Net.Sockets.SocketFlags)" /> and <see cref="M:System.Net.Sockets.Socket.SendTo(System.Byte[],System.Int32,System.Int32,System.Net.Sockets.SocketFlags,System.Net.EndPoint)" /> methods will block when attempting to
      send data. If data is not sent within this time, a <see cref="T:System.Net.Sockets.SocketException" /> exception is thrown.</description>
            </item>
            <item>
              <term> Type</term>
              <description>
                <para>One of the values defined in the <see cref="T:System.Net.Sockets.SocketType" /> enumeration. This option is
      read-only.</para>
              </description>
            </item>
          </list>
        </summary>
      </Docs>
      <Excluded>0</Excluded>
    </Member>
    <Member MemberName="Tcp">
      <MemberSignature Language="ILASM" Value=".field public static literal valuetype System.Net.Sockets.SocketOptionLevel Tcp = 6" />
      <MemberSignature Language="C#" Value="Tcp" />
      <MemberSignature Language="ILAsm" Value=".field public static literal valuetype System.Net.Sockets.SocketOptionLevel Tcp = int32(6)" />
      <MemberType>Field</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>1.0.5000.0</AssemblyVersion>
        <AssemblyVersion>2.0.0.0</AssemblyVersion>
        <AssemblyVersion>4.0.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>System.Net.Sockets.SocketOptionLevel</ReturnType>
      </ReturnValue>
      <Parameters />
      <MemberValue>Tcp</MemberValue>
      <Docs>
        <summary>
          <para>Specifies that members of the <see cref="T:System.Net.Sockets.SocketOptionName" /> enumeration apply to Transmission Control Protocol (TCP). </para>
          <para>The following table lists the members of the <see cref="T:System.Net.Sockets.SocketOptionName" /> enumeration used 
with this level.</para>
          <list type="table">
            <listheader>
              <term>SocketOptionName</term>
              <description>Description of Socket Option Data</description>
            </listheader>
            <item>
              <term> BsdUrgent</term>
              <description>A
      <see cref="T:System.Boolean" /> where <see langword="true" /> indicates to use urgent data as defined
         by IETF RFC 1222. Once set, this option cannot be turned off.</description>
            </item>
            <item>
              <term> Expedited</term>
              <description>A
      <see cref="T:System.Boolean" /> where <see langword="true" /> indicates to use expedited data as defined by IETF RFC 1222.
         Once set, this option cannot be turned off.</description>
            </item>
            <item>
              <term> NoDelay</term>
              <description>A
      <see cref="T:System.Boolean" /> where <see langword="true" /> indicates to disable the Nagle algorithm for send
         coalescing.</description>
            </item>
          </list>
        </summary>
      </Docs>
      <Excluded>0</Excluded>
    </Member>
    <Member MemberName="Udp">
      <MemberSignature Language="ILASM" Value=".field public static literal valuetype System.Net.Sockets.SocketOptionLevel Udp = 17" />
      <MemberSignature Language="C#" Value="Udp" />
      <MemberSignature Language="ILAsm" Value=".field public static literal valuetype System.Net.Sockets.SocketOptionLevel Udp = int32(17)" />
      <MemberType>Field</MemberType>
      <AssemblyInfo>
        <AssemblyVersion>1.0.5000.0</AssemblyVersion>
        <AssemblyVersion>2.0.0.0</AssemblyVersion>
        <AssemblyVersion>4.0.0.0</AssemblyVersion>
      </AssemblyInfo>
      <ReturnValue>
        <ReturnType>System.Net.Sockets.SocketOptionLevel</ReturnType>
      </ReturnValue>
      <Parameters />
      <MemberValue>Udp</MemberValue>
      <Docs>
        <summary>
          <para>Specifies that members of the <see cref="T:System.Net.Sockets.SocketOptionName" /> enumeration apply to User Datagram Protocol
   (UDP). </para>
          <para>The following table lists the members of the <see cref="T:System.Net.Sockets.SocketOptionName" /> enumeration used
with this level.</para>
          <list type="table">
            <listheader>
              <term>SocketOptionName</term>
              <description>Description of Socket Option Data</description>
            </listheader>
            <item>
              <term> ChecksumCoverage</term>
              <description>A 
      <see cref="T:System.Boolean" /> 
      that specifies UDP checksum coverage.</description>
            </item>
            <item>
              <term> NoChecksum</term>
              <description>A
   <see cref="T:System.Boolean" /> where <see langword="true" /> indicates to send UDP datagrams with the checksum set to zero.</description>
            </item>
          </list>
        </summary>
      </Docs>
      <Excluded>0</Excluded>
    </Member>
  </Members>
  <TypeExcluded>0</TypeExcluded>
</Type>
