基于网路层的IDS系统搭建（入侵检测系统）
barnyard2+suricata+snorby 【Barnyard2安装】 #yum install -y gcc flex bison zlib libpcap tcpdump gcc-c++ pcre* zlib* libdnet libdnet-devel libyaml-devel file file-devel libtool libpcap libpcap-devel 下载daq并安装 #wget https://snort.org/downloads/snort/daq-2.0.6.tar.gz #tar zxvf daq-2.0.6.tar.gz #cd daq-2.0.6 #./configure && make && make install 下载libdnet并安装 #wget http://prdownloads.sourceforge.net/libdnet/libdnet-1.11.tar.gz #tar zxvf libdnet-1.11.tar.gz #cd libdnet-1.11 #./configure && make && make install 下载Barnyard2并安装 #cd .. #wget -O barnyard2.zip --no-check-certificate https://codeload.github.com