> For the complete documentation index, see [llms.txt](https://docs.defguard.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.defguard.net/2.1/support-1/troubleshooting-guides/gateway.md).

# Gateway

- [No buffer space available](https://docs.defguard.net/2.1/support-1/troubleshooting-guides/gateway/no-buffer-space-available.md)