Bug ID 479682: TMM generates hundreds of ICMP packets in response to a single packet

Last Modified: Apr 28, 2025

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

Known Affected Versions:
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

Fixed In:
12.0.0, 11.6.0 HF5, 11.5.3 HF2, 11.4.1 HF6

Opened: Sep 16, 2014

Severity: 3-Major

Related Article: K16862

Symptoms

TMM generates hundreds of ICMP packets in response to a single packet.

Impact

tmm sends hundreds of ICMP packets to the client upon receiving single packet from client.

Conditions

This occurs on a VIP2VIP configuration when the server on the second virtual server becomes unreachable.

Workaround

None

Fix Information

TMM no longer generates hundreds of ICMP packets when the server on the second virtual server in a VIP2VIP configuration becomes unreachable.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips