Category: How to

  • Bro on FreeBSD Using Netmap

    NETMAP is a framework for very fast packet I/O from userspace with support for FreeBSD, Linux, and even Windows. Here, we’ll show how to set Bro up to use it. Bro provides support for monitoring interfaces using netmap. However, as of FreeBSD 11.1 (bro-2.5.1) the binary package doesn’t ship with the needed netmap plugin. Furthermore,…

  • Install Bro on pfSense

    I’ve been working with Bro a lot lately and thought it’d be worth trying to get Bro running on pfSense. In an ideal situation, you wouldn’t normally run an IDS on your firewall, but for low bandwidth installations or the budget constrained, it’ll work fine. 1. You’ll need to enable ssh access to your pfSense…

  • Using zxfer to backup ZFS pools

    I was recently looking for an easy way to backup some FreeBSD jails I have running various services. With the jails residing on top of ZFS (using iocage), a quick Google search turned up the usual zfs ‘send’ and ‘receive’ mixed with miscellaneous pipes and redirection. Having wrote several backup scripts in the past, they…