價格：免費
檔案大小：1.6 MB
版本需求：OS X 10.7 或以上版本
支援語言：英語
A little tool for testing specific ports on a destination host - if you're a firewall admin you probably have had need to make sure certain rules have sealed off the ports you intended them to. This app is small and simply tells you if it can connect to the port or not.