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 examine a selection of monitoring tools that you may find useful. All the tools presented here are available either in the base system or via the package system on OpenBSD and FreeBSD (and with one exception, on NetBSD).

Keeping an Eye on Things with systat

If you are interested in seeing an instant snapshot of the traffic passing through your systems right now, the systat program on OpenBSD offers several useful views. In Chapter 7, we looked briefly at systat queues to see how traffic was assigned to queues in our ALTQ rule set. Here, we will ...

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