Cisco Cisco ASA 5555-X Adaptive Security Appliance Guide De Dépannage
Products & Services
PIX/ASA: Monitor and Troubleshoot Performance Issues
Document ID: 22040
Introduction
This document describes PIX/ASA commands that you can use to monitor and troubleshoot the
performance of a Cisco PIX 500 Series/ASA 5500 Security Appliance.
performance of a Cisco PIX 500 Series/ASA 5500 Security Appliance.
Note: Refer to
ASA 8.3 and Later: Monitor and Troubleshoot Performance Issues
for similar
troubleshooting on Cisco Adaptive Security Appliance (ASA) with version 8.3 and later.
Prerequisites
Requirements
There are no specific requirements for this document.
Components Used
The information in this document is based on the Cisco PIX Firewall Software Version 6.2(1) and above.
Note: The information in this document can also be used with the Cisco ASA 5500 Series Security
Appliance running 7.x and above version.
Appliance running 7.x and above version.
The information presented in this document was created from devices in a specific lab environment. All of
the devices used in this document started with a cleared (default) configuration. If you work in a live
network, ensure that you understand the potential impact of any command before you use it.
the devices used in this document started with a cleared (default) configuration. If you work in a live
network, ensure that you understand the potential impact of any command before you use it.
Conventions
Refer to
Cisco Technical Tips Conventions
for more information on document conventions.
Troubleshoot
In order to troubleshoot performance issues, check the basic areas described in this section.
Note: If you have the output of the show command from your Cisco device, you can use the
Output
Interpreter Tool
(
registered
customers only) in order to display potential issues and fixes. The Output
Interpreter Tool supports certain show commands. If you use the Output Interpreter Tool, you must be a
registered customer
, you must be logged in to your Cisco account, and you must have JavaScript enabled
within your browser.
Speed and Duplex Settings
Contents
Introduction
Prerequisites
Requirements
Components Used
Conventions
Troubleshoot
Speed and Duplex Settings
CPU Utlilization
High Memory Utilization
PortFast, Channeling, and Trunking
Network Address Translation (NAT)
Syslogs
Reverse DNS Lookups
show Commands
show cpu usage
show traffic
show perfmon
show blocks
show memory
show xlate
show conn count
show interface
show processes
Command Summary
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