In this post I wanted to show how you can run Jenkins behind a firewall (which could be a corporate firewall, a NAT’ed network like you have at home) but still receive webhooks in real time from GitHub.com. You can generalise this to other services too - such as BitBucket or DockerHub, or anything really that emits webhooks, but the instructions will be for...
Philadelphia Jenkins Area Meetup
Jenkins Pipeline Development with JobDSL, PipelineUnit and Jenkins Test Harness