Enumerating SMB Services

The SMB (NetBIOS32) service Listens to TCP ports 139 and 445 and several UDP ports. SMB1 - Windows 2000, XP, and Windows 2003. SMB2 - Windows Vista SP1 and Windows 2008 SMB2.1 - Windows 7 and Windows 2008 R2 SMB3 - Windows 8 and Windows 2012. ...