msn files transfer problem ?

anyone can teach , if i want to block or denny MSN FILES TRANSFER in my
office
how can i do ? which port i need to denny
i try to denny ( TCP¡G6891to6900), in msn 7.5 seem not work ?

pls teach me if u know
thank your very much

MSN Messenger 7.5 uses UPnP. Try disabling UPnP on your router.

--
Jabez Gan
http://www.blizhosting.com
MSBLOG: http://msblog.resdev.net


"Tequila" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed)...
> anyone can teach , if i want to block or denny MSN FILES TRANSFER in my
> office
> how can i do ? which port i need to denny
> i try to denny ( TCP¡G6891to6900), in msn 7.5 seem not work ?
>
> pls teach me if u know
> thank your very much
>
>