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gate# apt-get install portsentry gate# tail -f /var/log/syslog gate# cat /etc/portsentry/portsentry.conf
... BLOCK_UDP="1" BLOCK_TCP="1" ...
gate# /etc/init.d/portsentry restart gate# cat /var/lib/portsentry/portsentry.blocked.* gate# netstat -rn | grep '!H'