ZyXEL Communications 5 Series User Manual

Chapter 27 Remote Management Screens

ZyWALL 5/35/70 Series User’s Guide

The ZyWALL will send traps to the SNMP manager when any one of the following events 
occurs:

To change your ZyWALL’s SNMP settings, click ADVANCED > REMOTE MGMT > 
SNMP. The screen appears as shown.

Figure 310   ADVANCED > REMOTE MGMT > SNMP

Table 153   SNMP Traps

0

coldStart (defined in RFC-1215)

A trap is sent after booting (power on).

1

warmStart (defined in RFC-
1215)

A trap is sent after booting (software reboot).

4

authenticationFailure (defined in 
RFC-1215)

A trap is sent to the manager when receiving any SNMP 
get or set requirements with the wrong community 
(password).

6

whyReboot (defined in ZYXEL-
MIB)

A trap is sent with the reason of restart before rebooting 
when the system is going to restart (warm start).

6a

For intentional reboot :

A trap is sent with the message "System reboot by user!" 
if reboot is done intentionally, (for example, download 
new files, CI command "sys reboot", etc.).

6b

For fatal error : 

A trap is sent with the message of the fatal code if the 
system reboots because of fatal errors.