Bug ID 2224957: IPFix Templates not retransmitted at configured periodic intervals

Last Modified: Mar 03, 2026

Affected Product(s):
BIG_IP_NEXT(CNF) CNF(all modules)

Known Affected Versions:
1.4.0

Opened: Feb 17, 2026

Severity: 2-Critical

Symptoms

When using HSL Publisher with IPFix Format destination, IPFix Template information is not being retransmitted. Note that for every new UDP socket connection established to log server, a single HSL template is transmitted once for a session, but never retransmitted.

Impact

Log collector will not receive IPFIX Template updates at configured intervals.

Conditions

When using IPFix Format destination for HSL log publisher, the log collector may not receive continuous updates of IPFix Template information at configured intervals (default being 30 seconds).

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips