DNS Servers and Firewall Settings

A common problem with server networking is that DNS (Domain Name Service) queries get blocked by a firewall. This may result in long connection establishment times with services, such as inbound SSH, resolving reverse hostnames. It can also prevent establishing outbound connections using DNS names instead of IP addresses like with operating system updates. Configuring your […]

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Working With Preconfigured and Freely Scalable Server Models

One of the advantages of our cloud computing platform is the ability to freely change your server configuration, add or remove CPU cores, RAM, and storage to best suite your needs. UpCloud offers custom server configurations alongside the preconfigured instances for you to pick from at server deployment, but selecting one does not exclude you […]

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Allocating New IP addresses

It is possible to have up to five public IPv4 and IPv6 addresses per your UpCloud server. Start allocating a new IP address by logging into your UpCloud Control Panel and going to Server settings and IP Addresses -tab. You’ll need to shut down you cloud server before making changes to the network interfaces. Add a new IP address […]

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