Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP LTM
Known Affected Versions:
11.2.0, 11.2.1, 11.3.0, 11.4.0, 11.4.1
Fixed In:
11.5.0, 11.4.0 HF3, 11.3.0 HF6, 11.2.1 HF8
Opened: May 03, 2013 Severity: 3-Major Related Article:
K14855
If a query that does not have the RD bit set is answered by a virtual server with transparent cache enabled, a subsequent query for the same query name with RD bit set will get an answer that was cached for the non RD query.
If the responses for a query with and without RD bit set are different, the response for query with RD bit set may have an empty answer section.
DNS profile enables Transparent cache. The subsequent is answered by cache.
Disable transparent cache.
If a query that does not have the RD bit set is answered by a virtual server with transparent cache enabled, a subsequent query for the same query name with RD bit set will get a correct answer.