目录
临时
echo 1 > /proc/sys/net/ipv4/ip_forward
cat /proc/sys/net/ipv4/ip_forward
永久
vi /etc/sysctl.conf
net.ipv4.ip_forward = 1
sysctl -p /etc/sysctl.d/99-sysctl.conf
查看
iptables -t nat -L OUTPUT -n --line-numbers
加
iptables -t nat -A OUTPUT -d 10.172.35.157 -j DNAT --to-destination 10.60.2.199
减
iptables -t nat -D OUTPUT -d 10.172.35.157 -j DNAT --to-destination 10.60.2.199
docker里的也转
iptables -t nat -A PREROUTING -d 10.172.35.110 -j DNAT --to-destination 192.168.15.157
iptables -t nat -L PREROUTING -n --line-numbers