> For the complete documentation index, see [llms.txt](https://cookbook.denovolab.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cookbook.denovolab.com/configuration/configuring-cdr-and-pcap-backup.md).

# Configuring CDR and PCAP Backup

Class 4 can store backup of your CDR and PCAP to the following storage:

* Google Cloud
* FTP
* Mount Disk

You can specify how many days of CDR or PCAP to keep in local disk and how many days to push to remote storage for cold backup. 

You can specify how many days of CDR or PCAP you would store locally as compressed format.