Read post #6.
I.e. that's what the terminal is supposed to do, when no errors.
And : Doesn't matter what the terminal shows, if you got /usr/bin/ns235-lte
* Please check with these commands :
Code:
which ns235-lte
ls /usr/bin/ns*
[/QUOTE]
dear sir
following is situation now. usr-->bin-->nothing
whereas ns235-lte is found on following path.
babar@babar-HP-1000-Notebook-PC:~$ cd usr
babar@babar-HP-1000-Notebook-PC:~/usr$ ls
bin lib lib64 share
babar@babar-HP-1000-Notebook-PC:~/usr$ cd ..
babar@babar-HP-1000-Notebook-PC:~$ cd ..
babar@babar-HP-1000-Notebook-PC:/home$ cd usr
bash: cd: usr: No such file or directory
babar@babar-HP-1000-Notebook-PC:/home$ cd ..
babar@babar-HP-1000-Notebook-PC:/$ cd usr
babar@babar-HP-1000-Notebook-PC:/usr$ cd local
babar@babar-HP-1000-Notebook-PC:/usr/local$ cd sbin
babar@babar-HP-1000-Notebook-PC:/usr/local/sbin$ ls
ns235-lte
babar@babar-HP-1000-Notebook-PC:/usr/local/sbin$
now what is next step....