Paul W. Frields
stickster@gmail.com
您需要在防火墙中，为一个程序指定正确的网络端口来启用/禁用网络访问。
TeliuTe
teliute@163.com 2011, 2012

# 常用网络端口

This is a list of network ports commonly used by applications that provide network services, like file sharing or remote desktop viewing. You can change your system’s firewall to block or allow access to these applications. There are thousands of ports in use, so this table isn’t complete.

端口 | 名称 | 描述
--- | --- | ---
5353/udp | mDNS、Avahi | 允许系统相互发现对方，并描述它们提供的服务，您无需手动指定详情。
631/udp | 打印 | 允许您通过网络向打印机发送打印作业。
631/tcp | 打印 | 允许您通过网络与其他人共享打印机。
5298/tcp | 状态 | Allows you to advertise your instant messaging status to other people on the network, such as “online” or “busy”.
5900/tcp | 远程桌面 | 允许您共享桌面，以便其他人可以查看或提供远程协助。
3689/tcp | 共享音乐(DAAP) | 允许您与网络上的其他人共享您的音乐库。