Bug ID 750477: LTM NAT does not forward ICMP traffic

Last Modified: Sep 11, 2019

Bug Tracker

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

Known Affected Versions:
14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.4

Fixed In:
15.0.0, 14.1.0.5

Opened: Nov 20, 2018
Severity: 3-Major

Symptoms

ICMP traffic that matches LTM NAT object on a BIG-IP system, is not forwarded through but instead is dropped on the BIG-IP system.

Impact

Client ICMP traffic (matching LTM NAT) is not forwarded to the destination causing traffic disruption.

Conditions

-- LTM NAT object is configured on the BIG-IP system. -- The BIG-IP system receives ICMP traffic matching the LTM NAT object.

Workaround

None.

Fix Information

ICMP traffic matching an LTM NAT object is now forwarded to the destination as expected.

Behavior Change