Bug ID 1820581: The handshake failure reasons are not printed in the logs for ServerSSL profile

Last Modified: Nov 05, 2025

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

Known Affected Versions:
17.5.0, 17.5.1, 17.5.1.2, 17.5.1.3

Fixed In:
21.0.0

Opened: Feb 19, 2025

Severity: 3-Major

Symptoms

There is no information related to the handshake failure printed in the logs. Ex: info tmm[16212]: 01260013:6: SSL Handshake failed for TCP 10.89.179.1:6514 -> 10.89.218.1:20787

Impact

No functional impact. This is additional information that enables to identify the reason for the handshake failure.

Conditions

This can be seen in the basic serverssl profile configuration.

Workaround

None

Fix Information

The reason of the handshake Failure is added in the logs for the serverssl profile.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips