ZyXEL Communications 2 Plus Manual Do Utilizador

Chapter 25 Logs Screens

ZyWALL 2 Plus User’s Guide

The following table describes the labels in this screen.    

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
  5|06/08/2004 05:58:20 |172.16.4.187:137      |172.16.255.255:137    
|ACCESS BLOCK
    Firewall default policy: UDP (W to W/ZW)

Table 132   LOGS > View Log

Display 

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

) 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

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 

).

Refresh

Click Refresh to renew the log screen. 

Clear Log 

Click Clear Log to delete all the logs. 

Table 133   Log Description Example

#

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.