Chapter 25 Logs Screens

The following table describes the labels in this screen.

Table 132 LOGS > View Log

LABEL

DESCRIPTION

Display

The categories that you select in the Log Settings page (see Section 25.3 on page

 

422) display in the drop-down list box.

 

Select a category of logs to view; select All Logs to view logs from all of the log

 

categories that you selected in the Log Settings page.

#

This field displays the log number.

 

 

Time

This field displays the time the log was recorded. See Section 26.4 on page 449 to

 

configure the ZyWALL’s time and date.

 

 

Message

This field states the reason for the log.

 

 

Source

This field lists the source IP address and the port number of the incoming packet.

 

 

Destination

This field lists the destination IP address and the port number of the incoming

 

packet.

 

 

Note

This field displays additional information about the log entry.

 

 

Email Log Now

Click Email Log Now to send the log screen to the e-mail address specified in the

 

Log Settings page (make sure that you have first filled in the E-mail Log Settings

 

fields in Log Settings, see Section 25.3 on page 422).

 

 

Refresh

Click Refresh to renew the log screen.

 

 

Clear Log

Click Clear Log to delete all the logs.

 

 

25.2 Log Description Example

The following is an example of how a log displays in the command line interpreter and a description of the sample log. Refer to the appendices for more log message descriptions and details on using the command line interpreter to display logs.

# .time

source

destination

notes

 

 

message

 

 

506/08/2004 05:58:20 172.16.4.187:137

172.16.255.255:137

ACCESS BLOCK

 

 

Firewall default policy: UDP (W to W/ZW)

Table 133 Log Description Example

LABEL DESCRIPTION

#This is log number five.

time

The log was generated on June 8, 2004 at 5:58 and 20 seconds AM.

 

 

source

The log was generated due to a NetBIOS packet sent from IP address 172.16.4.187 port

 

137.

 

 

destination

The NetBIOS packet was sent to the 172.16.255.255 subnet port 137. This was a

 

NetBIOS UDP broadcast packet meant to discover devices on the network.

420

 

ZyWALL 2 Plus User’s Guide