Bug ID 688586: DTLS does not retransmit ServerHello message if it is lost

Last Modified: Nov 07, 2022

Bug Tracker

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

Known Affected Versions:
11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.10, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.5.3 HF2, 11.5.4, 11.5.4 HF1, 11.5.4 HF2, 11.5.4 HF3, 11.5.4 HF4, 11.5.5, 11.5.6, 11.5.7, 11.5.8

Fixed In:
14.0.0, 11.5.9

Opened: Oct 13, 2017
Severity: 3-Major

Symptoms

DTLS does not retransmit ServerHello message if it is lost

Impact

It cannot be re-transmit and the handshake fails.

Conditions

The first DTLS ServerHello message is lost

Workaround

None

Fix Information

Re-transmit ServerHello message when it is lost.

Behavior Change