> For the complete documentation index, see [llms.txt](https://johnoraw.gitbook.io/lnp/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://johnoraw.gitbook.io/lnp/3.cli/non-volatile-storage.md).

# Non-Volatile Storage

Get used to the fact that on any managed switch you are talking to a computer. It is all the parts you might expect, with flash memory for non-volatile storage. Type the command dir to see the contents of flash.

<figure><img src="https://3809111052-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FxRpMyC8oFVYcAd6lVljo%2Fuploads%2FbkQlLVYpUWepyKgoWoRm%2Fimage.png?alt=media&amp;token=266b9410-f78f-45a2-a477-e99c110e3587" alt=""><figcaption></figcaption></figure>

The operating system image can be seen, and the config file has a length of zero. But there may be more than one non-volatile store. Type the command **show file systems** to see.

<figure><img src="https://3809111052-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FxRpMyC8oFVYcAd6lVljo%2Fuploads%2FnSZmjSR2lgYnlJfTvbOY%2Fimage.png?alt=media&amp;token=3254152c-e6eb-4df6-8c7d-a75b14bba1b5" alt=""><figcaption></figcaption></figure>

Type **dir nvram:** to get a look at its contents.

<figure><img src="https://3809111052-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FxRpMyC8oFVYcAd6lVljo%2Fuploads%2FI0gCqE6Ms4VCwHTeAUZV%2Fimage.png?alt=media&amp;token=ea8cae97-f4a3-4a34-8024-b051fd74d470" alt=""><figcaption></figcaption></figure>