What is the most cost-effective way to prevent future travel for server reboots after a power outage?

The most cost-effective way to prevent future travel for server reboots after a power outage is to install a remote management card in the server. A remote management card allows administrators to manage and monitor the server remotely, including rebooting the server or accessing the system in a virtual console format. This means that if a server experiences a power outage, the administrator can immediately intervene without needing to physically travel to the server's location.

This approach significantly reduces travel costs and time associated with server maintenance and recovery, especially in emergency situations. It can also offer other valuable functionalities, such as monitoring system performance and health, power management, and even accessing the server BIOS remotely.

In contrast, installing a generator, while effective at providing power, involves high upfront costs and ongoing maintenance. An uninterruptible power supply (UPS) can protect against short outages, but it does not eliminate the need for on-site intervention after extended outages once the UPS battery is depleted. Moving the server to the main office may also reduce travel needs, but it does not necessarily address the potential for future power outages affecting server operations since the office may still experience similar issues.