ZyXEL Communications NWA-3500 ユーザーズマニュアル
Chapter 18 Certificates
NWA-3500/NWA-3550 User’s Guide
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18.5 Trusted CAs Screen
Use this screen to view the list of trusted certificates. The NWA accepts any valid
certificate signed by a certification authority on this list as being trustworthy. You
do not need to import any certificate that is signed by any certification authority
on this list.
certificate signed by a certification authority on this list as being trustworthy. You
do not need to import any certificate that is signed by any certification authority
on this list.
Click Certificates > Trusted CAs to open the Trusted CAs screen. The following
figure displays.
figure displays.
Figure 134 Certificates > Trusted CAs
The following table describes the labels in this screen.
Table 70 Trusted CAs
LABEL
DESCRIPTION
PKI Storage
Space in Use
Space in Use
This bar displays the percentage of the NWA’s PKI storage space that is
currently in use. When you are using 80% or less of the storage space,
the bar is green. When the amount of space used is over 80%, the bar
is red. When the bar is red, you should consider deleting expired or
unnecessary certificates before adding more certificates.
currently in use. When you are using 80% or less of the storage space,
the bar is green. When the amount of space used is over 80%, the bar
is red. When the bar is red, you should consider deleting expired or
unnecessary certificates before adding more certificates.
Trusted CA Certificates
#
#
This field displays the certificate index number. The certificates are
listed in alphabetical order.
listed in alphabetical order.
Name
This field displays the name used to identify this certificate.
Subject
This field displays identifying information about the certificate’s owner,
such as CN (Common Name), OU (Organizational Unit or department),
O (Organization or company) and C (Country). It is recommended that
each certificate have unique subject information.
such as CN (Common Name), OU (Organizational Unit or department),
O (Organization or company) and C (Country). It is recommended that
each certificate have unique subject information.
Issuer
This field displays identifying information about the certificate’s issuing
certification authority, such as a common name, organizational unit or
department, organization or company and country. With self-signed
certificates, this is the same information as in the Subject field.
certification authority, such as a common name, organizational unit or
department, organization or company and country. With self-signed
certificates, this is the same information as in the Subject field.
Valid From
This field displays the date that the certificate becomes applicable. The
text displays in red and includes a Not Yet Valid! message if the
certificate has not yet become applicable.
text displays in red and includes a Not Yet Valid! message if the
certificate has not yet become applicable.
Valid To
This field displays the date that the certificate expires. The text displays
in red and includes an Expiring! or Expired! message if the certificate is
about to expire or has already expired.
in red and includes an Expiring! or Expired! message if the certificate is
about to expire or has already expired.