> For the complete documentation index, see [llms.txt](https://writeups.ayweth20.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://writeups.ayweth20.com/2025/404ctf-2025/retro-ingenierie/rfc-9452-bis-ip-over-rockets-with-quality-of-service.md).

# RFC 9452 bis: IP over Rockets with Quality of Service

**Catégorie:** Rétro-Ingénierie - **Difficulté:** Difficile

{% file src="/files/CRxsjMxdxYG9cZFwqEik" %}

**Description:**

<figure><img src="https://4219205392-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fybn4btwQnvitOl9uXz9p%2Fuploads%2FJCpWAPzvzHgxX1oa0SRU%2Fimage.png?alt=media&amp;token=361399d0-dbad-4007-bcb0-6abf802a5343" alt=""><figcaption></figcaption></figure>

Solution:

<details>

<summary>🚩FLAG</summary>

`404CTF{}`

</details>