DSR is present in all versions of ns-2.xx. Example ns-2.35/dsr/.
Example.tcl with DSR protocol : ns-2.xx/tcl/ex/wired-cum-wireless.tcl
And : The attached example.
Also : Some example(s), when adding the "dsr-uu" protocol.
+ you can use Google .. dsr.tcl ..
https://www.google.com/webhp?hl=all#hl=en&q=dsr.tcl
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