I have fixed this. If anybody has the same issue, I think they can use the way I did. It is given below : 
use Apache2::Const -compile => qw(REDIRECT);

$r->headers_out->set('Location' => $url);
$r->status(Apache2::Const::REDIRECT);

[download]
Let me know if anybody has any more issues related to this.

In reply to Re^2: External and Internal Redirecting in Mod Perl 2 by shak380
in thread External and Internal Redirecting in Mod Perl 2 by Anonymous Monk

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