Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP LTM
Known Affected Versions:
10.2.0, 10.2.4, 11.2.1, 11.3.0, 11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 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, 11.5.1 HF10, 11.5.1 HF11, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5
Fixed In:
12.0.0, 11.6.0 HF6, 11.5.4 HF3, 11.5.3 HF2, 11.4.1 HF9, 11.2.1 HF15, 10.2.4 HF12
Opened: Sep 06, 2014 Severity: 3-Major Related Article:
K16449
Re-transmission of fragment needed packets.
Burst traffic generated.
Multiple ICMP Destination Unreachable with Fragmentation needed code messages.
Disable Path MTU Discovery by doing the following, "tmsh modify sys db tm.enforcepathmtu value disable"
BIG-IP no longer re-transmits packets if the MTU is not changed.