# /etc/systemd/system/baidu_proxy.service
[Unit]
Description=use ssh for remote port redirection.
After=syslog.target  network.target
Wants=network.target
 
[Service]
Type=simple
WorkingDirectory=/usr/local/baiduproxy
ExecStart=/usr/bin/autossh -M 0 -NR 0.0.0.0:7999:localhost:7999 -i id_rsa 192.168.55.218
 
[Install]
WantedBy=multi-user.target