> For the complete documentation index, see [llms.txt](https://wiki.zgcvpn.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.zgcvpn.com/en/blog/main.md).

# Useful articles

{% content-ref url="/spaces/8mWc4eBNBh7zFDFZexr6/pages/ktx3z0BmSl8mv2EImJnl" %}
[What is ping and why is it not important?](/en/blog/main/ping.md)
{% endcontent-ref %}

{% content-ref url="/spaces/8mWc4eBNBh7zFDFZexr6/pages/ha5g22I0iRZK89OGK09y" %}
[Useful links](/en/blog/main/links.md)
{% endcontent-ref %}