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[ns] Re: your mail



On Sun, 18 Jun 2000, tarik wrote:

>  After simulating jitter script I am getting following error,
> 
> ns: dump _o15 1: can't read "x": no such variable
>     while executing
> "expr $x+1"
>     (procedure "dump" line 10)
>     invoked from within
> "dump _o15 1"

This can indicate the line before...

>         	set delay(x) [expr 8*[$integ set sum_] / [[$link link] set
> bandwidth_]]

should be
   set delay($x) etc...

>    		set jitter(x) [expr  delay(y) - delay(x)]

should be 
   set jitter($x) [expr  delay($y) - delay($x)].

Please take the time to read a book on Tcl.

L.

<[email protected]>PGP<http://www.ee.surrey.ac.uk/Personal/L.Wood/>