[linux] 랜카드 2개 설정 & iptables 로 사설 ip..

/etc/sysconfig/network

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NETWORKING=yes

FORWARD_IPV4=yes

HOSTNAME=ns

GATEWAY=211.227.115.142

GATEWAYDEV=eth0

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/etc/sysconfig/network-scripts/ifcfg-eth0

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BOOTPROTO=static

BROADCAST=211.227.115.0

IPADDR=211.227.115.130

NETMASK=255.255.255.0

NETWORK=211.227.115.0

ONBOOT=yes

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/etc/sysconfig/network-scripts/ifcfg-eth1

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DEVICE=eth1

BOOTPROTO=static

BROADCAST=192.168.1.255

IPADDR=192.168.1.1

NETMASK=255.255.255.0

NETWORK=192.168.1.0

ONBOOT=yes

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/etc/rc.d/rc.local

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insmod ip_tables

insmod iptable_filter

insmod ip_conntrack

insmod ipt_state

insmod ipt_limit

iptables -t nat -A POSTROUTING -o eth0 -j SNAT --to 211.227.115.130

echo "1" > /proc/sys/net/ipv4/ip_forward

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