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APF
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APF stands for Advanced policy firewall, is a software for unix based systems. Let me explain the steps to be followed in installing APF in your Linux system.
#cd /usr/local/src/ [user@linux]#wget http://www.rfxn.com/downloads/apf-current.tar.gz [user@linux]#tar -xvzf apf-current.tar.gz [user@linux]#./install.sh [user@linux]#vi /etc/apf/conf.apf
DEVEL_MODE=”0″
Common inbound (ingress) TCP ports
IG_TCP_CPORTS=”21,25,80,443,43,22,9080,9090,3306″
Common inbound (ingress) UDP ports
IG_UDP_CPORTS=”53″
Common outbound (egress) TCP ports
EG_TCP_CPORTS=”21,25,80,443,43,22,9080,9090,3306″
Common outbound (egress) UDP ports
EG_UDP_CPORTS=”20,21,53″
#/etc/init.d/apf start #/usr/local/sbin/apf -s
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BFD Installation
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#cd /usr/local/src/ #wget http://www.rfxn.com/downloads/bfd-current.tar.gz #tar -xvzf bfd-current.tar.gz #cd bfd-1.4 #./install.sh #vi /usr/local/bfd/conf.bfd
EMAIL_ALERTS=”1″
LOCK_FILE_TIMEOUT=”600″
EMAIL_ADDRESS=”root,admin@Domainname”
#/usr/local/sbin/bfd -s
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DDOS installation
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#cd /usr/local/ # wget http://www.inetbase.com/scripts/ddos/install.sh #sh install.sh #vi /usr/local/ddos/ddos.conf
EMAIL_TO=”root,admin@Domainname”
NO_OF_CONNECTIONS=150
#ddos -s