Bug ID 544481: IPSEC Tunnel fails for more than one minute randomly.

Last Modified: Sep 13, 2023

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

Known Affected Versions:
11.5.3, 11.6.0, 12.0.0, 12.0.0 HF1, 12.1.0 HF1, 12.0.0 HF2, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.1.0, 12.0.0 HF3, 11.6.1, 11.5.4

Opened: Sep 08, 2015

Severity: 2-Critical

Related Article: K49444251

Symptoms

IPsec IKEv1: DPD ACK may be dropped when excessive DPD message exchange. This causes the IPsec tunnel to fail.

Impact

Connection resets.

Conditions

Excessive DPD message exchange.

Workaround

None.

Fix Information

Excessive DPD message exchange no longer causes the IPsec tunnel to fail.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips