User's Manual

ZyWALL USG 20/20W User’s Guide
705
CHAPTER 46
Diagnostics
46.1 Overview
Use the diagnostics screens for troubleshooting.
46.1.1 What You Can Do in this Chapter
•Use the Maintenance > Diagnostics screen (see Section 46.2 on page 705) to
generate a file containing the ZyWALL’s configuration and diagnostic information
if you need to provide it to customer support during troubleshooting.
•Use the
Maintenance > Diagnostics > Packet Capture screens (see Section
46.3 on page 707) to capture packets going through the ZyWALL.
•Use the
Maintenance > Diagnostics > Core Dump screens (see Section 46.4 on
page 712) to have the ZyWALL save a process’s core dump to an attached USB
storage device if the process terminates abnormally (crashes) so you can send
the file to customer support for troubleshooting.
•Use the
Maintenance > Diagnostics > System Log screens (see Section 46.5
on page 714) to download files of system logs from a connected USB storage
device to your computer.
46.2 The Diagnostic Screen
The Diagnostic screen provides an easy way for you to generate a file containing
the ZyWALL’s configuration and diagnostic information. You may need to send this
file to customer support for troubleshooting.