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Linux Firewalls by Michael Rash

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fwknop Configuration

In server mode, fwknop references two main configuration files, fwknop.conf and access.conf, for configuration directives. Like the psad configuration files (see Chapter 5), within these files each line follows the simple key-value convention for defining configuration variables. As usual, comment lines begin with a hash mark (#). I'll present a selection of the more important configuration variables from these files in the following sections.

/etc/fwknop/fwknop.conf

The fwknop.conf file defines critical configuration variables such as the authentication mode, the firewall type, the interface to sniff packets from, whether packets should be sniffed promiscuously (i.e., whether or not fwknop processes Ethernet frames that are ...

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