Bug ID 633333: During an MPTCP connection, the serverside connection will occasionally be aborted before all data has been sent

Last Modified: Nov 21, 2018

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, 12.1.2 HF1, 12.1.2 HF2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 13.0.0

Fixed In:
13.1.0, 13.0.0 HF1, 12.1.3.4

Opened: Dec 13, 2016
Severity: 3-Major

Symptoms

During an MPTCP connection, the serverside connection will occasionally be aborted before all data has been sent.

Impact

The serverside connection is reset before all data has been sent, causing the tail end of the data stream to not be proxied.

Conditions

A TCP profile with Multipath TCP enabled is attached to a virtual server, and an MPTCP connection is established.

Workaround

There is no workaround

Fix Information

Fixed sequence of events on connection closure.

Behavior Change