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Set up Basic Firewall Functions: Difference between revisions

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Revision as of 19:53, 19 September 2013

System Prep

apt-get remove nfs-common rpcbind
apt-get install ifrename

Multiple Network Interfaces on Debian

for i in eth0 eth1 eth2; do ADD=$(ifconfig $i | head -1 | cut -f 11 -d " "); echo "$i mac $ADD" >> /etc/iftab; done
vi /etc/network/interfaces

Configure Packet Forwarding / Basic IPTables Rules Set / Network Startup Script

sed -i 's/#net.ipv4.ip_forward=1/net.ipv4.ip_forward=1/' /etc/sysctl.conf
sysctl -p
mkdir /root/scripts
vi /root/scripts/iptables-restore
iptables-restore < /root/scripts/iptables-restore
vi /root/scripts/netup.sh
vi /root/scripts/netdown.sh

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