# Chapter Nineteen: Understanding Your Lighting Setup > :information_source: **NOTE:** This is a draft in progress, so that I can get some feedback from early reviewers. It is not yet ready for learning. In this chapter you'll be ready to continue begin working with the `lightning-cli` command-line interface. You'll create invoices, permorm payments and close channels. ## Objectives for This Chapter Supporting objectives include the ability to: * Use Basic Informational Commands. * Create and understang Lightning channels. * Perform payments on the lightning network. * Pay and describe invoices. ## Table of Contents * [Section One: Generate a payment request](19_1_Generate_a_Payment_Request.md) * [Section Two: Paying an invoice](19_2_Paying_a_Invoice.md) * [Section Three: Closing a Channel](19_3_Closing_a_Channel.md)