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3)
Click [OK].
f CRT key will be generated and the following message will be displayed.
"CRT key - Generated"
4)
Click [OK].
f Clicking [Certificate] → [CRT Key generate] → [Execute] again can confirm the key length and generation
date and time of the current CRT key with the [RSA key size] and [Last modified] of [Current CRT key] at
the upper row of the CRT key generation page.
Note
f [Not generated] displayed in [Last modified] indicates that the CRT has not been generated.
f [RSA key size] is fixed to [2048bit]. The server certificate may not be issued depending on the certification organization to apply if the key
length is 2048-bit.
f Generation of the CRT key may take up to approximately two minutes.
f When the CRT key is updated, apply for the server certificate or generate the self-signed certificate again using that CRT key. A certificate
linked to the CRT key is required.
f Previously generated CRT key information is saved even if the CRT key is updated. To return to the previous CRT key, refer to "Cancelling
the update of the CRT key" (x page 239).
Cancelling the update of the CRT key
It is possible to return to the previously generated CRT key only once even if the CRT key is updated.
1)
Click [Certificate] → [CRT Key generate] → [Execute].
f The page to generate the CRT key is displayed.
2)
Click [History].
f Following contents are displayed.
3)
Confirm [RSA key size] and [Last modified] of the CRT key to restore.
4)
Click [Apply].
f Following confirmation message is displayed.
"The previous CRT key will be loaded. Please generate Self-signed Certificate or install the Server
Certificate corresponds to the CRT key. Continue?"
5)
Click [OK].
f Previously generated CRT key is reflected as the current CRT key.
Note
f When returned to the previously generated CRT key, a certificate linked to that CRT key is required.
Chapter 5 Operations — Using the web control function
ENGLISH - 239
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