System Delphi

uses
ShellAPI;
procedure TForm1.Button1Click(Sender: TObject);
begin
case OSVer of
VER_PLATFORM_WIN32_NT:
// Win NT, 2000, XP:
{connection_name = the name of the connection in "Network and
DialUp Connections", logon = logon string, password = password string.
All are separated by spaces.}
ShellExecute(Handle, 'open', 'rasdial.exe', 'connection_name logon password', nil, SW_HIDE);
// disconnect:
// ShellExecute(Handle, 'open', 'rasdial.exe', ' /disconnect', nil, SW_HIDE);
VER_PLATFORM_WIN32_WINDOWS:
// VERSION = 95, 98
(*
Dial Up Networking (DUN)
module:
RNAUI.DLL
command:
rundll32.exe rnaui.dll,RnaDial {name of connection to establish}
result:
displays the Connect To dialog for the passed connection
*)
ShellExecute(Handle, PChar('open'), PChar('rundll32.exe'),
PChar('rnaui.dll,RnaDial exact name of dialer entry TRACERT -h 1 -w 1'),nil, SW_NORMAL);
end;
end;