Official documentation for the WSA — Web Site Accelerator module by Astral Internet, for cPanel/WHM.
Getting started
WHM interface (server administrator)
The WHM panel is the interface reserved for the server administrator. This is where global settings, nginx module management (Brotli, HTTP/3), monitoring, and account inventory are configured.
| Page |
Content |
| Dashboard |
Module overview, live indicators, quick actions. |
| Module configuration |
Auto-update, release tier, per-zone cache sizes. |
| Nginx configuration |
All exposed nginx settings (workers, timeouts, gzip, bot protection, rate limiting, etc.). |
| Cache configuration |
Per-zone parameters (Dynamic, CSS/JS, Media) and bypass lists. |
| Nginx build & modules |
nginx binary management (RPM or WSA build), HTTP/3, Brotli. |
| Account inventory |
List of all cPanel accounts with their cache profile, bulk preset application. |
cPanel interface (end user)
The cPanel panel is the interface for the server's customers. This is where they configure their own cache, per domain.
| Page |
Content |
| Overview |
How to open WSA in cPanel, the module header, status indicators. |
| Simple mode |
Choosing a pre-calibrated profile (No cache, Daily, Weekly, Online store). |
| Advanced mode |
Per-domain and per-subdomain configuration, bot protection, bypass lists. |
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