Upgrade guide for MRTGWebCfg
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How to upgrade 2.18 to 2.19:
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Database upgrade scripts:

 - MySQL - /sql/mysql-update-218-to-219.sql
 - PostgreSQL - /sql/postgresql-update-218-to-219.sql

Follow to "Edit MRTG Global Settings" and set the following:

(recommended values):

 RunAsDaemon: No
 Interval: 5
 NoDetach: No
