## Core Java Networking (Part 2)

This module contains articles about networking in Java

### Relevant Articles

- [Checking If a URL Exists in Java](https://www.baeldung.com/java-check-url-exists)
- [Making a JSON POST Request with HttpURLConnection](https://www.baeldung.com/httpurlconnection-post)
- [Using Curl in Java](https://www.baeldung.com/java-curl)
- [Do a Simple HTTP Request in Java](https://www.baeldung.com/java-http-request)
- [Sending Emails with Java](https://www.baeldung.com/java-email)
- [Authentication with HttpUrlConnection](https://www.baeldung.com/java-http-url-connection)
- [Download a File from an URL in Java](https://www.baeldung.com/java-download-file)
- [Handling java.net.ConnectException](https://www.baeldung.com/java-net-connectexception)
- [Getting MAC addresses in Java](https://www.baeldung.com/java-mac-address)
- [[<-- Prev]](/core-java-modules/core-java-networking)
