ZyXEL Communications ZyWall ATP series User Manual page 169

Use the Email Security Status screen to see how many email sessions the email security feature is
scanning and statistics for the DNSBLs.
Figure 139 Monitor > Security Statistics > Email Security > Status
The following table describes the labels in this screen.
Table 64 Monitor > Security Statistics > Email Security > Status
LABEL
Resource Status
Concurrent Mail Session
Scanning
Refresh
Flush
Mail Scan Statistics
#
Service
Total Queries
Avg. Response Time (sec)
No Response
DNSBL Statistics
#
DNSBL Domain
Total Queries
Avg. Response Time (sec)
No Response
Chapter 6 Monitor
DESCRIPTION
The darker shaded part of the bar shows how much of the Zyxel Device's total spam
checking capability is currently being used.
The lighter shaded part of the bar and the pop-up show the historical high.
The first number to the right of the bar is how many email sessions the Zyxel Device is
presently checking for spam. The second number is the maximum number of email
sessions that the Zyxel Device can check at once. An email session is when an email
client and email server (or two email servers) connect through the Zyxel Device.
Click this button to update the information displayed on this screen.
Click this button to clear the DNSBL statistics. This also clears the concurrent mail
session scanning bar's historical high.
These are the statistics for the service the Zyxel Device uses. These statistics are for
when the Zyxel Device actually queries the service servers.
This is the entry's index number in the list.
This displays the name of the service.
This is the total number of queries the Zyxel Device has sent to this service.
This is the average for how long it takes to receive a reply from this service.
This is how many queries the Zyxel Device sent to this service without receiving a reply.
These are the statistics for the DNSBL the Zyxel Device uses. These statistics are for
when the Zyxel Device actually queries the DNSBL servers. Matches for DNSBL
responses stored in the cache do not affect these statistics.
This is the entry's index number in the list.
These are the DNSBLs the Zyxel Device uses to check sender and relay IP addresses in
emails.
This is the total number of DNS queries the Zyxel Device has sent to this DNSBL.
This is the average for how long it takes to receive a reply from this DNSBL.
This is how many DNS queries the Zyxel Device sent to this DNSBL without receiving a
reply.
ZyWALL ATP Series User's Guide
169