# Introduction

As a DCE subscriber, Sonar will assist with the setup and configuration of your cluster. Get in touch with your account manager to receive appropriate onboarding resources.

Review the following documents to install SonarQube Server’s Data Center Edition:

* [DCE topology](/sonarqube-server/2026.2/server-installation/data-center-edition/dce-topology.md)
* [Installation requirements](/sonarqube-server/2026.2/server-installation/data-center-edition/installation-requirements.md)
* [Networking requirements](/sonarqube-server/2026.2/server-installation/networking-requirements.md)
* [Pre-installation steps](/sonarqube-server/2026.2/server-installation/data-center-edition/pre-installation.md)
* Installing from the ZIP file: [Installing from ZIP file](/sonarqube-server/2026.2/server-installation/data-center-edition/from-zip-file.md)
* Installing on Kubernetes or Openshift: [Installing on Kubernetes or Openshift](/sonarqube-server/2026.2/server-installation/data-center-edition/on-kubernetes-or-openshift.md)
* **Configuring network security features:**
  * [Securing behind a proxy](/sonarqube-server/2026.2/server-installation/data-center-edition/network-security/securing-behind-proxy.md)
  * [Elasticsearch security features](/sonarqube-server/2026.2/server-installation/data-center-edition/network-security/elasticsearch-security-features.md)
  * [Network rules](/sonarqube-server/2026.2/server-installation/data-center-edition/network-security/network-rules.md)
* [Starting and stopping cluster](/sonarqube-server/2026.2/server-installation/data-center-edition/starting-stopping-cluster.md)


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
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```

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Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.