How to enable remote connection in mongodb?

Software Required
-mongodb version 4.0.4
-macOS Mojave

Problems

• Try to connect mongodb using the REMOTE_IP address on my mac machine, always encounter the error message as shown below. 

 
server-0   | MongoError: failed to connect to server [REMOTE_IP:27017] 
on first connect [MongoError: connect ECONNREFUSED REMOTE_IP:27017]

• Use the telnet client to connect the mongodb

telnet REMOTE_IP 27017

• Error message as shown below is displayed

Trying REMOTE_IP...
telnet: connect to address REMOTE_IP: Connection refused
telnet: Unable to connect to remote host

Solutions

• Open mongod.conf file that located at /usr/local/etc folder, add the REMOTE_IP into the file

systemLog:
  destination: file
  path: /usr/local/var/log/mongodb/mongo.log
  logAppend: true
storage:
  dbPath: /usr/local/var/mongodb
net:
  bindIp: 127.0.0.1,REMOTE_IP

• Restart mongodb using the command below, please include the path of mongod.conf in the command.

 # mongod --config /usr/local/etc/mongod.conf

• Use the telnet client to connect the mongodb, it will work like a charm!

 telnet REMOTE_IP 27017

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