1This module matches packets based on the application layer data of 2their connections. It uses regular expression matching to compare 3the application layer data to regular expressions found it the layer7 4configuration files. This is an experimental module which can be found at 5http://l7-filter.sf.net. It takes two options. 6.TP 7.BI "--l7proto " "\fIprotocol\fP" 8Match the specified protocol. The protocol name must match a file 9name in /etc/l7-protocols/ or one of its first-level child directories. 10.TP 11.BI "--l7dir " "\fIdirectory\fP" 12Use \fIdirectory\fP instead of /etc/l7-protocols/. This option must be 13specified before --l7proto. 14 15