Last Modified: Nov 22, 2025
Affected Product(s):
BIG-IP TMOS
Known Affected Versions:
17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4, 17.1.2, 17.1.2.1, 17.1.2.2, 17.1.3
Opened: Jul 15, 2025 Severity: 3-Major
BIND zones do not synchronize properly across devices in a sync group when the synchronization involves a large configuration.
The zone synchronization issue causes BIG-IP to serve outdated or stale DNS data.
BIG-IP GTM sync setup with a large BIND configuration Modification of resource records in BIND zones
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