TcpBufferSize Property of the IFPCLowLevelSettings Interface

The TcpBufferSize property gets or sets the size of the buffers used by the Microsoft Firewall service when transferring data for connections using the TCP protocol.

C++

HRESULT put_TcpBufferSize(
    long lSize
);
HRESULT get_TcpBufferSize(
    long* plSize
);

Parameters

• lSize
  A 32-bit integer that specifies the size of the buffers used by the Firewall service when transferring data for connections using the TCP protocol.

• plSize
  Pointer to a variable that on return receives a 32-bit integer specifying the size of the buffers used by the Firewall service when transferring data for connections using the TCP protocol.

Return Value

These property methods return S_OK if the call is successful; otherwise, they return an error code.

Visual Basic

Property TcpBufferSize As Long

Property Value

A 32-bit integer that specifies the size of the buffers used by the Firewall service when transferring data for connections using the TCP protocol.

Remarks

This property is read/write. Its default value is 2,920, and its range of permissible values is from 256 through 65,535.

After the value of this property has been modified, the change must be written to persistent storage by calling the Save method on an object containing FPCLowLevelSettings as a subobject, and the Microsoft Firewall service must be restarted for the change to take effect. For more information about restarting the Firewall service to apply changes, see Restarting Services After Configuration Changes.

This property cannot be accessed through Forefront TMG Management.

Requirements

See Also

FPCLowLevelSettings

Send comments about this topic to Microsoft

Build date: 6/30/2010