Bug ID 1620897: Flow will abruptly get dropped if "PVA Offload Initial Priority" is set to High/Low

Last Modified: Dec 05, 2024

Affected Product(s):
BIG-IP Install/Upgrade, TMOS(all modules)

Known Affected Versions:
17.1.0, 17.1.0.1, 17.1.0.2, 17.1.0.3, 17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4

Fixed In:
17.1.2

Opened: Jul 26, 2024

Severity: 3-Major

Symptoms

Flows are dropped. This can affect FTP active data channels.

Impact

Traffic is disrupted.

Conditions

-- "PVA Offload Initial Priority" is set to High/Low -- Upgrading from 15.1.x to 17.x

Workaround

Enable the FTP data channel to inherit the TCP profile used by the control channel.

Fix Information

Fix the problem, so that FTP ALG works without an issue

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips