C# Constants:

public const int RAS_MaxAreaCode = 10;
public const int RAS_MaxCallbackNumber = RAS_MaxPhoneNumber;
public const int RAS_MaxDeviceName = 128;
public const int RAS_MaxDeviceType = 16;
public const int RAS_MaxDnsSuffix = 256;
public const int RAS_MaxEntryName = 256;
public const int RAS_MaxFacilities = 200;
public const int RAS_MaxPadType = 32;
public const int RAS_MaxPath = 260;
public const int RAS_MaxPhoneNumber = 128;
public const int RAS_MaxUserData = 200;
public const int RAS_MaxX25Address = 200;

VB Constants:

Public Const MAX_ADAPTER_NAME_LENGTH As Int32 = 256
Public Const MAX_ADAPTER_DESCRIPTION_LENGTH As Int32 = 128
Public Const MAX_ADAPTER_ADDRESS_LENGTH As Int32 = 8

Notes:

None.