Monitor unlimited number of servers
Filter log events
Create email and web-based reports

Direct access to Microsoft articles
Customized keywords for major search engines
Access to premium content

Event ID: 5712 Source: NETLOGON

Source
Level
Description
The partial synchronization request from the server <server name> failed with the following error: <error code>
Comments
 
As per Microsoft: "The specified server is down or was restarted". See MSW2KDB for additional information about this event.
Article ME131366 was helpful to me. Essentially, 5712 errors are normal after a reboot of the PDC; force synchronization from each BDC to re-establish a secure channel from each to the PDC, and the errors go away.
The following articles provide information related to this event: ME173882 and ME197985.

Windows Event Log Analysis Splunk App

Build a great reporting interface using Splunk, one of the leaders in the Security Information and Event Management (SIEM) field, linking the collected Windows events to www.eventid.net.

Read more...

 

Cisco ASA Log Analyzer Splunk App

Obtain enhanced visibility into Cisco ASA firewall logs using the free Firegen for Cisco ASA Splunk App. Take advantage of dashboards built to optimize the threat analysis process.

Read more...