# https://cloud.tencent.com/developer/article/1722055
account_port=8080
game_port=8849
gm_port=8880
local_ip=192.168.0.100
remote_ip=47.118.38.251
remote_user=root

arg='-o ServerAliveInterval=60 -o ServerAliveCountMax=2'

ssh -N -f -R ${remote_ip}:${account_port}:${local_ip}:${account_port} ${remote_user}@${remote_ip}
ssh -N -f -R ${remote_ip}:${game_port}:${local_ip}:${game_port} ${remote_user}@${remote_ip}
ssh -N -f -R ${remote_ip}:${gm_port}:${local_ip}:${gm_port} ${remote_user}@${remote_ip}