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注释：此处以CentOS7为例，介绍OpenNMS的安装过程。准备环境安装gityum install git安装autoconfyum install autoconf automake libto
准备环境CentOS-7-x86_64Java8OpenNMS 23.0.4minion-23.0.4sentinel-23.0.4elasticsearch-6.7.1.tar.gzOpenNMS
准备条件1 软件及版本 CentOS-7-x86_64 OpenNMS 25.1.0 elasticsearch-7.4.2-linux-x86_64.tar.gz kiban
