@@ -64,6 +64,17 @@ This error occurs when you use an activation code to activate your instance, but
You may have connectivity issues due to the following reasons:
-**You have an offline environment**: Configure your setup to allow connection to GitLab servers. If connection to GitLab servers is not possible, contact your Sales Representative to request a license key. You can also contact [GitLab support](https://about.gitlab.com/support/#contact-support) if you need help finding out your Sales Representative.
-**Firewall settings**: Enable an encrypted HTTPS connection from your GitLab instance to `customers.gitlab.com` (with IP addresses 104.18.26.123 and 104.18.27.123) on port 443.
-**Customers Portal is not operational**: To check for performance or service disruptions, check the Customers Portal [status](https://status.gitlab.com/).
-**You have an offline environment**:
- Configure your setup to allow connection to GitLab servers. If connection to GitLab servers is not possible, contact your Sales Representative to request a license key. You can also contact [GitLab support](https://about.gitlab.com/support/#contact-support) if you need help finding your Sales Representative.
-**Customers Portal is not operational**:
- To check for performance or service disruptions, check the Customers Portal [status](https://status.gitlab.com/).
-**Firewall settings**:
- Check if your GitLab instance has an encrypted connection to `customers.gitlab.com` (with IP addresses 104.18.26.123 and 104.18.27.123) on port 443:
```shell
curl --verbose"telnet://customers.gitlab.com/"
```
- If the curl command returns a failure, either:
-[Configure a proxy](https://docs.gitlab.com/omnibus/settings/environment-variables.html) in `gitlab.rb` to point to your server.
- Contact your network administrator to make changes to the proxy.
