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Configuration synchronization ensures the rapid distribution of BIG-IP® DNS settings to other BIG-IP systems that belong to the same BIG-IP DNS synchronization group. A BIG-IP DNS synchronization group might contain both BIG-IP DNS and BIG-IP® Link Controller™ systems.
Configuration synchronization occurs in the following manner:
The Network Time Protocol (NTP) servers that BIG-IP DNS references ensure that each system in a BIG-IP DNS synchronization group is referencing the same time when verifying configuration file timestamps.