On the DTLS Certificate Management page, use the Client Certificate Management section to manage SD-WAN Datagram Transport Layer Security (DTLS) certificates for all clients connected to the network. Use the Network Controller Node (NCN) Certificate Management section to manage the DTLS and Certificate Authority (CA) certificates for the SD-WAN controller.

1. In the navigation pane, go to Manage SD-WAN Edge and click DTLS Settings.
   The Web GUI displays the DTLS Certificate Management page.
2. In the Client Certificate Management section, do the following:
   • Click Distribute Certificates to generate and distribute DTLS certificates for all clients and HA pairs.
3. In the Generated and Distributed Certificates section, do the following:
   • Enable Auto Refresh—Select to automatically refresh the table at the interval you set.
   • Refresh—Click to manually refresh the table.
   • Search—Enter the value for any cell in the table that you want to find.
   • Show Entries—Set the number of results you want to see from a search.
   • Select All—Select to regenerate certificates for all clients.
   • Download—Click the download icon to download the certificate file locally for manual upload to the client. Download also regenerates a new certificate for the specific client
4. In the NCN Certificate Management section, do the following:
   • Click Distribute Certificates to generate and distribute DTLS and CA certificates for the NCN along with regeneration and distribution of all client certificates.
5. In the Installed Certificate Details section, review the certificate details. Click More Info to see all the certificate information.
6. In the Upload and Install Site Certificate section, do the following to manually upload the certificate:

   Note:

   Upload and Install options apply only to client sites.

   • Click Select File and select the site certificate file you want to upload.
   • Click Upload and Install DTLS Certificate.