Default MongoDB Ports

Default MongoDB Port

The following table lists the default 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 when running with --shardsvr runtime operation or the shardsvr value for the clusterRolesetting in a configuration file.
27019	The default port when running with --configsvr runtime operation or the configsvr value for the clusterRolesetting in a configuration file.
28017	The default port for the web status page. The web status page is always accessible at a port number that is 1000 greater than the port determined by port.