Default MongoDB Port

This version of the documentation is archived and no longer supported. To upgrade your 5.0 deployment, see the MongoDB 6.0 upgrade procedures.

The following table lists the default TCP ports used by MongoDB:

Default Port	Description
`27017`	The default port for `mongod` and `mongos` instances. You can change this port with `port` or `--port`.
`27018`	The default port for `mongod` when running with `--shardsvr` command-line option or the `shardsvr` value for the `clusterRole` setting in a configuration file.
`27019`	The default port for `mongod` when running with `--configsvr` command-line option or the `configsvr` value for the `clusterRole` setting in a configuration file.
`27020`	The default port from which `mongocryptd` listens for messages. `mongocryptd` is installed with MongoDB Enterprise Server and supports automatic encryption operations.

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