Bug ID 627926: Retrieving a server-side SSL session ID in iRules does not work

Last Modified: Sep 13, 2023

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

Known Affected Versions:
12.0.0, 12.0.0 HF1, 12.1.0 HF1, 12.0.0 HF2, 12.1.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2, 12.1.0, 12.1.1, 12.1.2, 12.1.3,

Fixed In:

Opened: Nov 10, 2016

Severity: 3-Major

Related Article: K21211001


Retrieving the server-side SSL session ID using iRule does not work.


iRules that try to log or capture an SSL session ID will not work properly.


Retrieve server-side SSL Session ID using an iRule.



Fix Information

The server-side SSL session ID can now be retrieved with an iRule.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips