vim /etc/sysctl.conf ?這里是重點(diǎn) 配置路由轉(zhuǎn)發(fā),路由開(kāi)啟等都要用到。
# Controls IP packet forwarding
net.ipv4.ip_forward = 0
修改為
# Controls IP packet forwarding
net.ipv4.ip_forward = 1 ? ?允許內(nèi)置路由
sysctl -p ? ?更新
*nat
:PREROUTING ACCEPT [4174:254308]
:POSTROUTING ACCEPT [0:0]
:OUTPUT ACCEPT [2811:167684]
-A PREROUTING -i eth2 -p tcp -m tcp --dport 8002 -j DNAT --to-destination 192.168.195.28:8080
-A POSTROUTING -j MASQUERADE
COMMIT