This section provides information about upgrading your application/web servers for a basic model or high availability model.
There are numerous approaches to upgrading basic or HA models. The following procedures offer one approach for each model. Consult AcceleratorKMS to learn about the best approach for your environment.
SOLR™ must be installed before upgrading. With the introduction of 3.8 and all later builds, there is a requirement for the IIS Rewrite Module 2 to be added to IIS. Failing to do this will cause a 500 error when accessing the site after the upgrade has completed. The following must be checked after installing the IIS Rewrite Module 2, but before upgrading AcceleratorKMS -
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Under IIS at the server level, all entries under URL Rewrite that match the name must be removed (they will be added in the web.config file moving forward):
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RequestBlockingRuleHttp1
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Under IIS at the server level, all entries under HTTP Response Header that match the name must be removed (they will be added in the web.config file moving forward):
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Content-Security-Policy
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Strict-Transport-Security
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X-Content-Type-Options
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X-Frame-Options
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X-XSS-Protection
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X-Powered-By
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