Mac下开启与关闭端口转发的脚本配置方法

cd /etc
ls | grep pf.conf
sudo cp pf.conf pf.conf.normal.bak
sudo cp pf.conf pf.conf.transmit.bak
ls | grep pf.conf

sudo gedit pf.conf.transmit.bak 

sudo vim pf.conf.transmit.bak 

scrub-anchor "com.apple/*"
nat-anchor "com.apple/*"
rdr-anchor "com.apple/*"
rdr on lo0 inet proto tcp from any to 127.0.0.1 port 80 -> 127.0.0.1 port 8080
dummynet-anchor "com.apple/*"
anchor "com.apple/*"
load anchor "com.apple" from "/etc/pf.anchors/com.apple"

cp /etc/pf.conf.transmit.bak /etc/pf.conf
sudo pfctl -d
sudo pfctl -f /etc/pf.conf 
sudo pfctl -e 

cp /etc/pf.conf.normal.bak /etc/pf.conf
sudo pfctl -d
sudo pfctl -f /etc/pf.conf 
sudo pfctl -e