Bug ID 648990: Serverside SSL renegotiation does not occur after block cipher data limit is exceeded

Last Modified: Oct 06, 2020

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2, 13.0.0

Fixed In:
13.1.0, 13.0.0 HF1, 12.1.2 HF1

Opened: Mar 04, 2017
Severity: 3-Major


If you have a virtual server with a serverssl profile configured that serves large (>2GB) files, you may see these errors in /var/log/ltm: info tmm[17859]: 01260034:6: Block cipher data limit exceeded.


Serverssl renegotiation does not occur, log message is displayed.


This occurs when a serverssl profile is in use, and the server-side traffic exceeds 2GB.



Fix Information


Behavior Change