> For the complete documentation index, see [llms.txt](https://docs.greennode.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.greennode.ai/backup-center/disaster-recovery-center-drc/operating-model.md).

# Operating model

vDRC works by replicating data and configuration from the main server to a backup server in the same or another region. When a problem occurs with the main server, you can easily switch to the backup server to ensure continuous operation.

<figure><img src="/files/mTSFwdo6Z4qbBwoaiBcZ" alt=""><figcaption></figcaption></figure>