Bug ID 679482: LCD is unresponsive intermittently

Last Modified: Sep 13, 2023

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

Known Affected Versions:
12.1.2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 12.1.3.6, 12.1.3.7, 12.1.4, 12.1.4.1, 12.1.5, 12.1.5.1, 12.1.5.2, 12.1.5.3, 12.1.6

Opened: Aug 21, 2017

Severity: 3-Major

Symptoms

On tapping the LCD touchscreen, the screen lights up and the web page with the host IP address is displayed. However, the LCD is unresponsive to further taps and we cannot navigate through the LCD menu options. The 'LCD communication Error' critical alert is registered by alertd.

Impact

The system cannot be configured using the LCD menu. It was reported that the traffic flow is not affected.

Conditions

Exactly what condition gets the LCD to this state is still unknown. Investigations are underway on why/how the 'LCD communication Error' affect the system and LCD.

Workaround

None.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips