Bug ID 463959: stpd attempts to connect to slots in a chassis that are empty

Last Modified: Apr 28, 2025

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

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4

Fixed In:
12.0.0, 11.6.0 HF5

Opened: May 23, 2014

Severity: 4-Minor

Related Article: K17161

Symptoms

In a chassis environment stpd attempts to connect to slots that are empty. These connection attempts are unsuccessful and will result in repeated stpd errors in the ltm log: err stpd[7707]: 01290003:3: Attempt to send 15 bytes to inettcp://127.3.0.4:4401 timed out after 8 seconds

Impact

Repeated stpd errors in the ltm log. This is a cosmetic error that can be ignored safely.

Conditions

This issue exists when there is one or more empty slots in a chassis.

Workaround

None.

Fix Information

The stpd process now checks to ensure that a slot is populated before attempting to connect to that slot.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips