From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jasbir Khehra <jasbir.k@gmail.com>
Subject: iptables v1.3.4: STRING match: You must specify `--algo'
Date: Mon, 07 Nov 2005 18:08:05 +0530
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To: pablo@eurodev.net, netfilter@lists.netfilter.org

Hi,
   while  running this command
# iptables -t nat -I PREROUTING -p tcp -s 192.168.2.20 -m string
--hex-string '0d0a0d0a594d5347' -j REJECT

Not able to get the different options for '--algo' parameter . 
Kernel 2.6.14 iptables v1.3.4  thanks - Jasbir