Server OS Management & Admin
Orderly server start-up and shutdown of servers Monitoring CPU utilization, disk space usage etc. using server management tools in built in the server os
Resolving server problems like system 'hang', hard disk crash, etc.
Managing user accounts - creating/modifying/deleting users and groups.
Installation of OS upgrades and patches as and when released by the OS / Server vendor.
Re-installing OS on the same servers in case required.
Backup of servers - as stipulated in the AMC.