Bug ID 909673: TMM crashes when VLAN SYN cookie feature is used on iSeries i2x00 and i4x00 platforms

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP TMOS(all modules)

Known Affected Versions:
14.1.0,,,,,, 14.1.2,,,,,,,,, 14.1.3,, 14.1.4,,,,,,, 14.1.5,,, 15.0.0, 15.0.1,,,,, 15.1.0,,,

Fixed In:

Opened: May 15, 2020
Severity: 2-Critical


TMM crashes when VLAN SYN cookie feature is used.


Tmm crashes and traffic processing stops. Traffic disrupted while tmm restarts.


-- Configuring for VLAN SYN cookie use. -- Running on iSeries i2800/i2600 and i4800/i4600 platforms.



Fix Information

VLAN SYN cookie processing now functions as expected.

Behavior Change