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HP Network Node Manager 9: Getting Started by Marius Vilemaitis

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Environment variables

To make access faster to the folder that is most commonly used, HP Software NNMi uses environment variables. This helps administrators save time typing paths and also makes system paths more consistent, that is, two NNMi servers may be installed on different paths. In that case, the administrator should remember the full path for both systems. What if the administrator maintains more than two systems—disaster! Also, imagine scripts for automatic actions or other scripts used to interact with NNMi; each script would have to have the full path to the file it tries to reach. To make the path easier, environment variables are used, that is, the path to log files is called using $NNM_LOG (if it's Unix/Linux OS) or %NNM_LOG%

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