Bug ID 1135845: Increased interval for boot device selector hot-key 'b' acceptance after the BIOS banner

Last Modified: Jun 19, 2025

Affected Product(s):
F5OS AFM(all modules)

Known Affected Versions:
F5OS-A 1.0.1

Fixed In:
F5OS-C 1.8.1

Opened: Aug 11, 2022

Severity: 3-Major

Symptoms

Users may miss the boot selector hot-key 'b' at the BIOS banner because of the short interval, with the banner displayed, before boot proceeds.

Impact

Reboot required to catch the interval where the hot-key is accepted.

Conditions

Reboot of the appliance.

Workaround

Repeatedly pressing the 'b' hotkey during BIOS POST codes will not negatively affect the BIOS POST and should fall within the 3 second interval after the banner is displayed.

Fix Information

'b' hot-key accept interval, after the BIOS banner is displayed, has been increased to 5 seconds.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips