ossec agent in centos 6

installation
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* wget -q -O - https://updates.atomicorp.com/installers/atomic | sh
* yum install ossec-hids ossec-hids-client -y

import key from ossec server
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* /var/ossec/bin/manage_agent

modify serverip
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* vi /var/ossec/etc/ossec-agent.conf

restart service
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* service ossec-hids restart