Bug ID 440215: Half-duplex is not supported on 5000 and 7000 series

Last Modified: Sep 13, 2023

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

Known Affected Versions:
11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.2, 11.5.3, 11.5.4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 11.6.0, 11.6.1, 11.6.2, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3

Opened: Dec 09, 2013

Severity: 3-Major

Symptoms

When setting the Ethernet ports on BIG-IP 5000 and 7000 series platforms to half duplex and then pinging, the Activity LED blinks Green instead of Amber. This occurs because half-duplex operation is not supported at any speeds.

Impact

Operating in half-duplex may hang a port.

Conditions

This occurs when setting half-duplex on Ethernet ports on BIG-IP 5000 and 7000 series platforms.

Workaround

There is no workaround. User must operate in full-duplex modes. This is as designed.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips