Bug ID 1782913: Tmm does not send timestamps inside a TCP keepalive segment

Last Modified: May 19, 2025

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

Known Affected Versions:
17.1.2, 17.1.2.1, 17.1.2.2

Opened: Dec 31, 2024

Severity: 3-Major

Symptoms

Tmm violates RFC rfc7323 by not including TCP timetsamps in keepalives.

Impact

Idle connections that are being kept alive with keepalives may be reset once they resume passing traffic.

Conditions

A tcp profile with keepalives enabled

Workaround

Disable timestamps on the client

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips