The Backup-CcCertificationAuthority cmdlet backs up the Skype for Business Cloud Connector Edition certification authority service to a file and saves it to the CA folder under the site share directory.
The following example backs up the certification authority service to a file and saves it to the CA folder under the site share directory:
Certification authority backup can be useful if you plan to redeploy a Cloud Connector appliance with the same certificate in case of a disaster, or if you want to move the appliance to new hardware. The command saves the copy of the Cloud Connector certification authority service from the AD Server to "<SiteRootDirectory>\CA\SfB CCE Root.p12".
None. The Backup-CcCertificationAuthority cmdlet does not accept pipelined input.