ZyXEL NAS540 User Guide - Page 308

Chapter 19 Maintenance Screens The screen is also the same for the Create a certificate authorized by other CA option. Figure 172 Maintenance > SSL > Create or Edit a Certificate The following table describes the labels in this screen. Table 109 Maintenance > SSL > Create or Edit a Certificate LABEL DESCRIPTION Common Name This name describes the certificate's origin, either in the form of an IP address or a domain name. Host IP Address Select this option and enter the NAS's IP address if you want to use this for the common name. Host Domain Name Select this option and enter the NAS's domain name if you want to use this for the common name Organizational Unit (Optional) Enter this name of the organizational unit which owns or maintains the NAS. This is an optional field. Organization (Optional) Enter this name of the organization or company which owns or maintains the NAS. This is an optional field. Country (Optional) Enter this name of the country in which the NAS is located. This is an optional field. Key Type Select the certificate's key type, either RSA or DSA. RSA is a public-key encryption and digital signature algorithm, while DSA is only a digital signature algorithm. Key Length Select the encryption key length. The longer the key, the better the encryption security. The only drawback to having a long key is that the file encrypted with it swells in size as well. Apply Click this to save your changes. Cancel Click this to discard changes and close the window. 19.7 Shutdown Screen Use this screen to turn off the NAS or perform a software restart. A software restart is faster than turning the NAS off and then turning it on again. Before shutting down or restarting, check the System Status > Active Sessions screen to make sure that no one is logged into the NAS or transferring files to or from the NAS. 308 NAS540 User's Guide