How to allow access outside localhost

Question

How can I allow access outside the localhost at Angular2? I can navigate at localhost:3030/panel easily but I can not navigate when I write my IP such as

Answer 1

If you facing same problem inside Docker, then you can use below CMD in Dockerfile.

CMD ["ng", "serve", "--host", "0.0.0.0"]

Or complete Dockerfile

FROM node:alpine
WORKDIR app
RUN npm install -g @angular/cli
COPY . .
CMD ["ng", "serve", "--host", "0.0.0.0"]