LARTC - May 2001 - A question about tbf

I use the tbf to limit my bandwidth, and not error msg.
But I can''t link to my server.

My config isjust one line (is that ok????) :

tc qdisc add dev eth0 root handle 10: tbf limit 10Mbit burst 20 rate 2000KBPS

Please give me some advice, thanks.