doc: add note to keep all ports open
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@@ -19,7 +19,7 @@ The Cloudron requires a domain name when it is installed. Apps are installed int
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The `my` subdomain is special and is the location of the Cloudron web interface. For this to
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work, the Cloudron requires a way to programmatically configure the DNS entries of the domain.
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Note that the Cloudron will never overwrite _existing_ DNS entries and refuse to install
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apps on existing subdomains.
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apps on existing subdomains (so, it is safe to reuse an existing domain that runs other services).
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# Cloud Server
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@@ -47,6 +47,10 @@ Please let us know if any of them requires tweaks or adjustments.
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Create an `Ubuntu 16.04 (Xenial)` server with at-least `1gb` RAM. Do not make any changes
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to vanilla ubuntu. Be sure to allocate a static IPv4 address for your server.
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Cloudron has a built-in firewall and ports are opened and closed dynamically, as and when
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apps are installed, re-configured or removed. For this reason, be sure to open all TCP and
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UDP traffic to the server.
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### Linode
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Since Linode does not manage SSH keys, be sure to add the public key to
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