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Prerequisites

OS​

The poller should be installed on a dedicated fresh CentOS 7 server.

Hardware​

The host machine must have at least the following characteristics:

ElementValue
CPU (logical core at 3Ghz)1 CPU
RAM4 GB
HDD40 GB

It is recommended to partition the poller's disk to prevent it from becoming full and unusable (for instance, in case of retention issues). Perform the partitioning following these recommendations:

File systemSize
swap1 to 1.5 total size of RAM space
/at least 20 GB
/var/logat least 10 GB
/var/lib/centreon-brokerat least 5 GB
/var/cache/centreon/backupat least 5 Go (export the backups and delete the exported data daily)

Network​

DescriptionDirectionProtocolIPPort
VPNOutboundUDPVPN IP (TBA)1194
INTERNETOutboundHTTP/HTTPS*80/443
NTPOutboundUDPTBA123
SourceDestinationPort/ProtocolMonitoring protocol
Centreon serversDevices to monitor80/443 TCPAPI
Centreon serversDatabase to monitor3306/1521/1433 TCPMySQL/Oracle/MSSQL