Bug ID 479152: Hardware parity error mitigation on 10000s/10200v/10250v platforms and B4300/B4340N and B2250 blades

Last Modified: Aug 19, 2026

Affected Product(s):
BIG-IP All(all modules)

Known Affected Versions:
11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3

Opened: Sep 12, 2014

Severity: 3-Major

Related Article: K15888

Symptoms

In rare occurrences, BIG-IP hardware is susceptible to parity errors due to unknown source.

Impact

This impacts several series of BIG-IP products with hardware parity error mitigation capabilities.

Conditions

This occurs only on the BIG-IP 10000s/10200v/10250v platforms, and on the VIPRION B4300/B4340N and B2250 blades. The exact trigger of the parity error is unknown at this time.

Workaround

Rebooting BIG-IP hardware should clear issues caused by hardware parity errors.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips