# network interfaces
net:
  port: 27017
  #bindIp: 192.168.50.56


#processManagement:

#security:

#operationProfiling:

#replication:

replication:
        oplogSizeMB;
1
        replSetName: rs0

@RocketChat:/etc$ mongo
MongoDB shell version v3.4.7
connecting to: mongodb://127.0.0.1:27017
2017-08-16T15:05:31.690-0400 W NETWORK  [thread1] Failed to connect to 127.0.0.1:27017, in(checking socket for error after poll), reason: Connection refused
2017-08-16T15:05:31.690-0400 E QUERY    [thread1] Error: couldn't connect to server 127.0.0.1:27017, connection attempt failed :
connect@src/mongo/shell/mongo.js:237:13
@(connect):1:6
exception: connect failed