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#2 In this free series where i show you how to ship all system logs (pfsense in this example) to rsyslog, graylog and end up with beautiful graphs in grafana.

In this video i show you how to install graylog on CentOS 7. Next we will ship logs graylog, index them and create graphs in grafana.

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Here are the commands that you can copy and paste while following along:

Install java
#yum install java-1.8.0-openjdk-headless

Install policycoreutils-python

Install MongoDB. Follow these instructions:
https://docs.mongodb.com/manual/tutorial/install-mongodb-on-red-hat/

Install MongoDB


vi /etc/yum.repos.d/mongodb-org-4.0.repo
[mongodb-org-4.0]
name=MongoDB Repository
baseurl=https://repo.mongodb.org/yum/redhat/7/mongodb-org/4.0/x86_64/
gpgcheck=1
enabled=1
gpgkey=https://www.mongodb.org/static/pgp/server-4.0.asc

yum install mongodb-org
systemctl start mongod
systemctl enable  mongod

Install Elasticsearch

cat _ /etc/yum.repos.d/elasticsearc-6.repo __ EOL
[elasticsearch…