Allied Telesis AT-S63 - Manual (Page 516)

Chapter 34: Public Key Infrastructure (PKI) Certificate Commands
516
Note
The TRUSTED and TYPE parameters have no affect on the
operation of a certificate. You can select any permitted value for
either parameter. The parameters are included only as placeholders
for information in the certificate database.
Example
The following command sets the certificate named “Switch 12 certificate”
to be trusted.
set pki certificate="Switch 12 certificate" trusted=true