setup.env

# source this to set up the environment
PHR=$HOME/phr

#LD_LIBRARY_PATH

OTCL_LIB=$PHR/ns-allinone-2.35/otcl-1.14
NS2_LIB=$PHR/ns-allinone-2.35/lib
X11_LIB=/usr/X11R6/lib
USR_LOCAL_LIB=/usr/local/lib
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$OTCL_LIB:$NS2_LIB:$X11_LIB:$USR_LOCAL_LIB

#TCL_LIBRARY

TCL_LIB=$HOME/ns-allinone-2.35/tcl8.5.10/library
USR_LIB=/usr/lib
export TCL_LIBRARY=$TCL_LIB:$USR_LIB

#PATH

XGRAPH=$PHR/ns-allinone-2.35/bin:$PHR/ns-allinone-2.35/tcl8.5.10/unix:$PHR/ns-allinone-2.35/tk8.5.10/unix

#the above two lines beginning from xgraph and ending with unix should come on the same line
NS=$PHR/ns-allinone-2.35/ns-2.35/ 
NAM=$PHR/ns-allinone-2.35/nam-1.15/ 
PATH=$PATH:$XGRAPH:$NS:$NAM