Bug ID 1156045: FastL4's Don't Fragment (DF) flag Clear is not working in all situations

Last Modified: Sep 24, 2024

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

Known Affected Versions:
15.1.3.1, 15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 15.1.10.4, 15.1.10.5

Opened: Sep 19, 2022

Severity: 3-Major

Symptoms

FastL4 allows to configure the option Don't Fragment (DF) flag Clear, which is not working in all situations

Impact

Packets are not fragmented when the DF flag Clear option is set.

Conditions

FastL4 configured with the option Don't Fragment (DF) flag Clear

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips