Last Modified: Jul 15, 2026
Affected Product(s):
F5OS F5OS-A
Known Affected Versions:
F5OS-A 1.8.3, F5OS-A 1.8.4
Fixed In:
F5OS v2.0.0
Opened: Nov 10, 2025 Severity: 3-Major
On r5xxx systems, multicast packets are forwarded to unused ports of the crossbar switch, resulting in packet drops on those ports. Because the ports are unused, the drop counters are meaningless.
None, this is purely cosmetic.
Multicast packets received on a front-panel interface.
None
Don't include unused ports in multicast duplication.