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16 directory servers – ZyXEL Communications ZyWALL 2 Plus User Manual

Page 320

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Chapter 15 Certificates

ZyWALL 2 Plus User’s Guide

320

15.16 Directory Servers

Click SECURITY > CERTIFICATES > Directory Servers to open the Directory Servers
screen. This screen displays a summary list of directory servers (that contain lists of valid and
revoked certificates) that have been saved into the ZyWALL. If you decide to have the
ZyWALL check incoming certificates against the issuing certification authority’s list of
revoked certificates, the ZyWALL first checks the server(s) listed in the CRL Distribution
Points
field of the incoming certificate. If the certificate does not list a server or the listed
server is not available, the ZyWALL checks the servers listed here.

Figure 211 SECURITY > CERTIFICATES > Directory Servers

The following table describes the labels in this screen.

Apply

Click Apply to save the certificate on the ZyWALL.

Cancel

Click Cancel to quit and return to the Trusted Remote Hosts screen.

Table 88 SECURITY > CERTIFICATES > Trusted Remote Hosts > Import

LABEL

DESCRIPTION

Table 89 SECURITY > CERTIFICATES > Directory Servers

LABEL

DESCRIPTION

PKI Storage

Space in Use

This bar displays the percentage of the ZyWALL’s PKI storage space that is

currently in use. When the storage space is almost full, you should consider

deleting expired or unnecessary certificates before adding more certificates.

#

The index number of the directory server. The servers are listed in alphabetical

order.

Name

This field displays the name used to identify this directory server.

Address

This field displays the IP address or domain name of the directory server.

Port

This field displays the port number that the directory server uses.

Protocol

This field displays the protocol that the directory server uses.