IntroductionIf youâ€™ve ever been a network administrator, the call you dread the most might be one you receive in the middle of the night by some panicked employee stating that a portion of your critical network has gone down. What troubleshooting options are available to provide answers to your network problem? Besides having a proactive helpdesk that can â€œreadâ€� the mind of your network, an important part of troubleshooting involves using a network protocol analyzer. If youâ€™ve done your research, you realize that there are many choices on the market today that may satisfy your needs but make a dent your companyâ€™s pocket book. Plus, you have to factor in training your helpdesk on how to use this new tool and if it will provide some type of return on investment (ROI). After conducting a thorough research of tools to analyze and troubleshoot a network, we decided to use Ethereal.
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