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DiffServ4NS provides a set of improvements to the Network Simulator 2 
for DiffServ simulations. The current version works for NS2 version 2.29


1. INSTALLATION

Installing both ns2.29 and DiffServ patch:

   1. download ns2.29 allinone
      http://sourceforge.net/project/showfiles.php?group_id=149743&package_id=169689&release_id=371538
   2. untar and unzip it:
      tar -zxf ns-allinone-2.29.3.tar.gz
   3. download the latest DiffServ4NS tarball
      https://sourceforge.net/project/showfiles.php?group_id=166902
   4. untar and unzip it:
      tar -zxf DiffServ4NS-x.y.tar.gz
   5. replace ns-2.29 files with DiffServ4NS/src files:
      cp -rf diffserv4ns/src/* ns-allinone-2.29/ns-2.29/
   6. change directory:
      cd ns-allinone-2.29
   7. launch installation program:
      ./install &> install.out
      in install.out you can find the log so you can check if everything is ok;
      it can take several minutes
   8. set environment variables as reported at the end of the install.out file

Installing DIffServ4NS on a working ns-2.29 installation:

   1. download the latest DiffServ4NS tarball
      https://sourceforge.net/project/showfiles.php?group_id=166902
   2. untar and unzip it:
      tar -zxf DiffServ4NS-x.y.tar.gz
   3. replace ns-2.29 files with DiffServ4NS/src files:
      cp -rf diffserv4ns/src/* /path/to/ns-2.29/
   4. change directory:
      cd /path/to/ns-2.29/
   5. clean object files
       make clean
       rm *.o -rf   # this is needed because sometimes not all working files are deleted
   6. ./configure
   7. make