# Production Node Components A production BigchainDB node must include: * BigchainDB Server * MongoDB Server 3.4+ (mongod) * Tendermint * Storage for MongoDB and Tendermint It could also include several other components, including: * NGINX or similar, to provide authentication, rate limiting, etc. * An NTP daemon running on all machines running BigchainDB Server or mongod, and possibly other machines * Probably _not_ MongoDB Automation Agent. It's for automating the deployment of an entire MongoDB cluster. * MongoDB Monitoring Agent * MongoDB Backup Agent * Log aggregation software * Monitoring software * Maybe more The relationship between the main components is illustrated below.