# 1. Prerequisites > Expected UNIX administration and troubleshooting knowledge --- LLMS index: [llms.txt](/llms.txt) --- This document describes how to start, stop, manage, and troubleshoot HAProxy, as well as some known limitations and traps to avoid. It does not describe how to configure it (for this please read [`configuration.txt`](/docs/haproxy/http-fundamentals/)). In this document it is assumed that the reader has sufficient administration skills on a UNIX-like operating system, uses the shell on a daily basis and is familiar with troubleshooting utilities such as strace and tcpdump. --- Backlinks: - [HAProxy](/docs/haproxy/) - [Resources](/docs/haproxy/resources/)