Router User Manual

Nortel Secure Router 8000 Series
Troubleshooting - VAS 3 Firewall troubleshooting
Issue 01.01 (30 March 2009) Nortel Networks Inc. 3-1
3 Firewall troubleshooting
About this chapter
The following table lists the contents of this chapter.
Section Describes
3.1 Firewall This section introduces the concepts that you need to know
before troubleshooting the firewall.
3.2 Troubleshooting the
firewall
This section contains the firewall configuration notes, the
troubleshooting flowchart and the detailed troubleshooting
procedures for a typical firewall networking environment.
3.3 FAQs This section lists frequently asked questions (FAQs) and their
answers.
3.4 Diagnostic tools This section lists the diagnostic tools, including the display
command.