firewall - How can I block some special User-agents Via IPTables -


i need block packets source includes special user agents using iptables. don’t want manage via .htaccess or apache. there way?

you can this:

iptables -a input -p tcp --dport 80 -m string --algo bm --string "mozilla/4.0 (compatible; msie 6.0; windows nt 5.1)" -j drop

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