When the License Logging Service, on a licensing server, can not replicate to the License Master server, the event log contains:
Event ID: 213 Source: License Manager Description: Replication of license information failed because the license logging service on serverThis is normally the result of a communications problem on your network. The License Logging Service must be able to establish a RPC connection with the License Master server.
could not be contacted.
If you can't find the problem, here is what Microsoft recommends in Q198132, when this happens on your Windows NT or Windows 2000 network:
"To work around this issue and prevent the error messages from being written to Event Viewer, you can stop the LLS. To do this click Start, point to Settings, click Control Panel, and then double-click Services. Double-click License Logging Service, click Disabled, click OK, and then click Close. "