On Debian GNU/Linux system you can find the complete text of the
 Apache 2.0 license in '/usr/share/common-licenses/Apache-2.0'. 

 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
 are met:
 .
 1. Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
 .
 2. 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.
 .
 3. The end-user documentation included with the redistribution,
    if any, must include the following acknowledgment:
       "This product includes software developed by the Indiana
        University Extreme! Lab (http://www.extreme.indiana.edu/)."
    Alternately, this acknowledgment may appear in the software itself,
    if and wherever such third-party acknowledgments normally appear.
 .
 4. The names "Indiana University" and "Indiana University
    Extreme! Lab" must not be used to endorse or promote products
    derived from this software without prior written permission. For
    written permission, please contact http://www.extreme.indiana.edu/.
 .
 5. Products derived from this software may not use "Indiana
    University" name nor may "Indiana University" appear in their name,
    without prior written permission of the Indiana University.
 .
 THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
 ITS 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.