Server administration refers to the management and maintenance of servers that are used to store, process and distribute data and applications within a computer network. This service typically involves a range of tasks such as server setup, configuration, monitoring, and troubleshooting to ensure optimal performance and uptime.

Server setup involves the installation of server hardware, operating system, and applications necessary for the server to perform its designated tasks. The configuration of the server involves setting up user accounts, network access, and security protocols to prevent unauthorized access and protect the server from cyber threats.

Server monitoring involves the continuous monitoring of server performance, disk usage, memory usage, and other critical metrics to ensure that the server is running smoothly and efficiently. If any issues arise, the server administrator will be notified and can take the necessary actions to resolve them.

Troubleshooting is an important aspect of server administration, as it involves identifying and resolving any problems that may arise with the server or the applications running on it. This may include debugging, patching, and updating software, as well as performing hardware repairs or replacements if necessary.

In addition to these tasks, server administrators are also responsible for ensuring that data backups are performed regularly, and that disaster recovery plans are in place in case of unexpected downtime or data loss.

Overall, server administration plays a crucial role in ensuring that servers are running optimally and securely, enabling businesses and organizations to operate efficiently and effectively.