Absolute Time Server is a full-featured time client/server, which works as windows service and is fully RFC-868 and RFC-2030 compatible. Absolute Time Server acts as a background process, has very low system resources consumption, and it can be started before user logon.

The Absolute Time Server product consists of 2 main components: The NT service agent, that runs in the background as an NT service performing various time synchronization tasks, and the control panel manager that is run from the start menu to set up synchronization parameters. Absolute Time Server is extremely easy to install and starts its job right after installation, without any set-up.

A more complete list of benefits:


Powerful network time synchronization software including network
time server and client applications.
Supports RFC-868 (TIME) and RFC-2030 (SNTP) time synchronization
protocols.
Absolute Time Server can be installed as an NT service.
Absolute Time Server has a built-in client working via the SNTP
protocol. You can specify from one to five servers as sources
of the standard time.
Uses high speed network time protocol, a speed-based exact atomic
clock time source selection analysis.
Optimized for performance as NT service.
Low overhead minimizes impact on server resources.
Supports Windows NT 4.0 with SP3, all versions of Win 2000,
all versions of Windows XP and Windows Vista.
Multi-functional time synchronization system can be customized
to suit your needs
Small download size and easy installation.
Automatically checks up to five external atomic time sources.