Some Additional Tools for PF Logs and Statistics
One other important component of staying in control of your network is having the ability to keep an updated view of your system's status. In this section we'll take a look at a selection of monitoring tools that you may find useful.
This is not a complete lineup of all the available tools that are capable of interacting with your PF configuration. However, all the tools presented here are available via the package system on OpenBSD and FreeBSD (and, with one exception, NetBSD).
Keeping an Eye on Things with pftop
If you are interested in keeping an eye on what passes in to and out of your network at the moment, Can Erkin Acar's pftop is a very useful tool. The name is a strong hint at what it does— ...
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