D-Link xStack DGS-3620 Reference Manual page 1146

xStack® DGS-3620 Series Layer 3 Managed Stackable Gigabit Switch CLI Reference Guide
Parameters
<path_filename 64> - Enter the certification file name on the Switch.
Restrictions
Only Administrator-level users can issue this command.
Example
To delete a certificate:
DGS-3620-28PC:admin#delete ssl certificate web_ca2.cer
Command: delete ssl certificate web_ca2.cer
Success.
DGS-3620-28PC:admin#
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