Dell S2815dn Installation And Configuration Manual page 25

Use this page to load Issuer and Root Certificate Authority
Certificates into CACStar.
PKCS7, X509, PEM and DER formats are supported.
Use the Browse button to select the Certificate file on your PC; then
click the Upload Certificate button.
If your certificates are in a .txt file format, please send them to us,
and we will convert them to a supported format. If desired, we can
preload them into new units.
The Create Certificates Summary will create a text file listing all
certificates stored in the CACStar. This is a text file that can be
viewed or downloaded by selecting the View Certificates Summary
button.
Device Certificate Management
Generate and upload a Certificate Signing Request (CSR). Once the
request is processed by a Trusted Certificate Authority, upload the
signed certificate.
CACStar User Guide Rev A27
Copyright 2017 Digital Imaging Technology Page 25