Last Modified: Nov 07, 2022
Affected Product(s):
BIG-IP GTM
Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2
Fixed In:
13.0.0, 12.1.2
Opened: Sep 09, 2016 Severity: 3-Major
The value returned by "matchregion" in an iRule is inconsistent when the GTM global setting, "cache-ldns-servers", is set to "yes" and the region contains a region, continent, country, state, or ISP.
The value returned by "matchregion" in an iRule is inconsistent and may lead to inconsistent behavior in the iRule.
The GTM global setting, "cache-ldns-servers" must be set to "yes" and the region must contain a region, continent, country, state, or ISP.
Set the GTM global setting, "cache-ldns-servers" to "no".
"Matchregion" returns the correct value under all conditions.
