¿Es esta licencia libre?

[hector rey]

¿Es esta licencia libre?

Saludos,

        Héctor.

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                   SOFTWARE DISTRIBUTION LICENSE FOR THE  
                     ETHERNET/IP(TM) COMMUNICATION STACK  
                         (ADAPTED BSD STYLE LICENSE)    
 
Copyright (c) 2009, Rockwell Automation, Inc. ALL RIGHTS RESERVED. 
EtherNet/IP is a trademark of ODVA, Inc. 
 
Redistribution of the Communications Stack Software for EtherNet/IP and use in  
source and binary forms, with or without modification, are permitted provided  
that the following conditions are met: 
 
Redistributions of source code must retain the above copyright and trademark  
notices, this list of conditions and the following disclaimer in the  
documentation and/or other materials provided with the distribution. 
 
Redistributions in binary form must reproduce the above copyright notice, this 
list of conditions and the following disclaimer in the documentation and/or  
other materials provided with the distribution. 
 
Neither the name of Rockwell Automation, ODVA, nor the names of its  
contributors may be used to endorse or promote products derived from this  
software without specific prior written permission from the respective owners. 
 
The Communications Stack Software for EtherNet/IP, or any portion thereof, with 
or without modifications, may be incorporated into products for sale.  However, 
the software does not, by itself, convey any right to make, have made, use,  
import, offer to sell, sell, lease, market, or otherwise distribute or dispose  
of any products that implement this software, which products might be covered  
by valid patents or copyrights of ODVA, Inc., its members or other licensors  
nor does this software result in any license to use the EtherNet/IP mark owned  
by ODVA. To make, have made, use, import, offer to sell, sell, lease, market,  
or otherwise distribute or dispose of any products that implement this 
software,  

and to use the EtherNet/IP mark, one must obtain the necessary license from  
ODVA through its Terms of Usage Agreement for the EtherNet/IP technology,  
available through the ODVA web site at www.odva.org. This license requirement  
applies equally (a) to devices that completely implement ODVA's Final  
Specification for EtherNet/IP (Network Devices), (b) to components of such  
Network Devices to the extent they implement portions of the Final  
Specification for EtherNet/IP, and (c) to enabling technology products, such as 
any other EtherNet/IP or other network protocol stack designed for use in  
Network Devices to the extent they implement portions of the Final  
Specification for EtherNet/IP. Persons or entities who are not already licensed 
for the EtherNet/IP technology must contact ODVA for a Terms of Usage Agreement. 

 
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED  
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE  
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;  
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON  
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT  
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS  
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.