Cisco Network Security Troubleshooting Handbook

Chapter 1. Troubleshooting Methods

Providing users with networks that demonstrate high availability has never been as important as it is today. A single moment of network downtime may cost an organization a considerable amount of money and represent, as well, intangible losses that are not acceptable to today’s executives. So, it is important to have the methods and tools at your disposal to troubleshoot any critical issues that you might experience in your network. While this is true for all network components, it is even more important for the security devices, because security devices embed into different parts of the network in the traffic path to provide security. Therefore the problems that arise from security devices often are critical ...