Thank you Chris and Tom, for your responses,
Here is my plist. I put this in /Library/LaunchDaemons. What do you think? --Thanks, Allen
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd "> <plist version="1.0"> <dict> <key>KeepAlive</key> <true/> <key>Label</key> <string>stunnel_startup</string> <key>ProgramArguments</key> <array> <string>/opt/local/bin/stunnel</string> </array> <key>RunAtLoad</key> <true/> </dict> </plist>